Patent US3935487 – Permanent magnet motor

نوشته شده در موضوع تولید انرژی رایگان در 01 اکتبر 2017

BACKGROUND OF THE INVENTION

1. Field of a Invention

This invention relates to permanent magnet motors in ubiquitous and some-more quite to such a engine carrying a mobile magnet that interacts with a bound magnet to furnish automatic outlay power.

2. Description of a Prior Art

Many before art motors have employed mobile permanent magnets with still wound fields or still permanent magnets with mobile wound fields, wherein a windings are electrically energized. If a windings are energized from a proceed stream source, such as a battery, a stream contingency be commutated to possibly retreat a polarity of a fields combined by a windings or to miscarry these fields so that relations suit can be performed between a permanent magnets and a wound fields. In a comparatively vast engine such switching causes fast brush and commutator wear or requires costly solidstate switching controls.

SUMMARY OF THE INVENTION

The benefaction invention involves a permanent magnet engine carrying a mobile permanent magnet that is detered by a bound permanent magnet to furnish automatic outlay power. As a mobile magnet approaches a bound magnet, a captivating defense is interposed between them until a mobile magnet passes somewhat over a bound magnet during that time a defense is private to display a bound magnet that repels a mobile magnet. A second bound magnet competence be combined to attract a mobile magnet as it approaches. Then a defense moves to defense a second magnet as a mobile magnet passes by.

In one form of a invention, a mobile magnet competence be trustworthy to a rotor missile that drives an outlay missile by a set of gears. The captivating defense is trustworthy to a outlay missile and rotates by a atmosphere opening between a mobile and bound magnets. In another embodiment, a mobile magnet is trustworthy to a image that rotates on a missile concentric with a missile on that a defense rotates in an conflicting instruction in a atmosphere opening between a mobile magnet and a bound magnet.

It is an intent of a benefaction invention to revoke a volume of stream compulsory to work a proceed stream motor.

Another intent of a benefaction invention is to boost a potency of electric motors utilizing permanent magnets.

A third intent of a benefaction invention is to diminution a distance of a windings compulsory in an electric motor.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a tip devise perspective of a benefaction invention with a apportionment of a rigging box damaged away;

FIG. 2 is a front betterment perspective of a invention of FIG. 1 display a positioning of a permanent magnets;

FIG. 3 is a varied sectional perspective taken along line 3–3 of FIG. 1 display a commutator and brushes;

FIG. 4 is a varied sectional perspective taken along line 4–4 of FIG. 1 display a relations between a bound and mobile magnets and a mobile captivating shield;

FIG. 5 is a varied sectional perspective taken along line 5–5 of FIG. 1 display a attribute between a mobile permanent magnets and a bound captivating shield;

FIG. 6 is a tip devise perspective of an swap essence of a benefaction invention;

FIG. 7 is a front betterment perspective of a invention of FIG. 6 with portions damaged away;

FIG. 8 is a varied sectional perspective of a mobile magnets taken along line 8–8 of FIG. 7;

FIG. 9 is a varied sectional perspective of a bound magnets taken along line 9–9 of FIG. 7;

FIG. 10 is a varied sectional perspective of a mobile captivating defense taken along line 10–10 of FIG. 7;

FIG. 11 is a varied front betterment perspective of a commutator and trip rings of FIG. 7 with portions damaged away; and

FIG. 12 is a varied bottom devise perspective of a commutator of FIG. 11.

DESCRIPTION OF THE PREFERRED EMBODIMENT

The benefaction invention involves a permanent magnet engine carrying during slightest one mobile permanent magnet that is detered by a bound permanent magnet to expostulate an outlay shaft. A captivating defense trustworthy to a outlay missile moves to defense a bound magnet as a mobile magnet approaches and moves to display a bound magnet as a mobile magnet passes by. An additional bound magnet competence be supposing that is unprotected to attract a mobile magnet as it approaches and is safeguarded by a captivating defense as a mobile magnet passes by. A bound captivating defense is positioned adjacent a mobile magnet and has electromagnets shaped thereon. Since a mobile magnets tend to be captivated to a captivating neutral position, a electromagnets are energized to start a engine and to overcome a automatic and captivating waste of a rotating motor.

Referring to FIGS. 1 and 2, there is shown a permanent magnet engine embodying a benefaction invention. An outlay missile 11 is rotatably upheld by a span of orientation 12 and 13 that are trustworthy to a ancillary support 14. The rotational automatic energy generated by a engine competence be transmitted by suitable delivery means, typically a pulley 15 and a belt 16 or a rigging box (not shown), to energy several devices. The outlay missile 11 is rotated by during slightest one rotor assembly, such as rotor public 17 that is joined to a outlay missile 11 by a rigging box 18. The rigging box 18 has been damaged divided to uncover a tie between a outlay missile 11 and a rotor public 17. The rotor public 17 has a rotor missile 19 that extends into a rigging box 18 and has a shelf rigging 21 trustworthy thereto. The shelf rigging 21 engages a identical shelf rigging 22 trustworthy to a outlay missile 11. If it is insincere that a rotor public 17 rotates in a clockwise direction, as shown in FIG. 2, afterwards a outlay missile 11 will be driven in a conflicting clockwise instruction as noticed from a finish of a missile carrying a pulley 15 trustworthy thereto. The gearing has a one-to-one ratio so that one array of a rotor missile 19 will furnish one array of a outlay missile 11.

Although a benefaction invention will work in a demeanour to be disclosed to beget outlay power, an additional rotor public 23 competence be combined to revoke automatic vibrations and to boost a outlay power. The rotor public 23 has a rotor missile 24 that extends into a rigging box 18 and has a shelf rigging 25 trustworthy thereto. The shelf rigging 25 engages a shelf rigging 22 and drives a outlay missile 11 in a conflicting clockwise instruction as a rotor public 23 rotates in a clockwise instruction as noticed from a finish of a rotor missile 24 that is rotatably upheld by a temperament 26 trustworthy to a ancillary support 14.

The rotor missile 19 is rotatably upheld during one finish by temperament 27 that is trustworthy to a ancillary support 14. Adjacent a shelf rigging 21 inside a rigging box 18 is a temperament 28 that in team-work with a temperament 29 supports a conflicting finish of a rotor missile 19. The finish of a rotor missile 24 that extends into a rigging box 18 is also upheld by a span of orientation (not shown). The outlay missile 11 is rotatably upheld by a span of orientation 31 and 32 inside a rigging box 18.

As shown in FIG. 1, a outlay energy competence be serve increasing by adding a span of rotor assemblies 33 and 34 that are joined to a outlay missile 11 by a rigging box 35. The rigging box 35 is identical to a rigging box 18 solely that a shelf rigging that is trustworthy to a outlay missile 11 is positioned so as to rivet a shelf gears trustworthy to a rotor assemblies 33 and 34 from a side conflicting that shown for shelf rigging 22. Therefore, rotor public 34 contingency stagger in a conflicting clockwise direction, as seen in FIG. 2, and rotor public 33 contingency also stagger in a conflicting clockwise direction, as noticed from a finish of a rotor missile that is rotatably trustworthy to a ancillary support 14, to expostulate a outlay missile 11 in a conflicting clockwise instruction as noticed from a finish to that a pulley 15 is attached. The conflicting directions of array for a rotor assemblies 17 and 34 and for a rotor assemblies 23 and 33 tend to change any automatic vibrations that competence be generated.

The rotor public 17 includes a span of spaced detached maintaining plates 36 and 37 that are trustworthy to a rotor missile 19. A span of horseshoe-shaped permanent magnets 38 and 39 are trustworthy to a maintaining plates 36 and 37 in back-to-back attribute 180 detached about a rim of a rotor missile 19. Although horeshoe-shaped magnets are illustrated it will be appreciated that magnets of other shapes competence be employed though vacating from a range of a benefaction invention. The polarity of any finish apportionment of a magnets is designated by an “N” for a north stick and an “S” for a south pole. As shown in FIG. 1, like poles are trustworthy to a same maintaining image so that a shortest captivating trail between poles of separate polarity is by a atmosphere opening between poles of a same magnet. Adjacent a rotor public 17 is a bound magnet public 41 that is trustworthy to a ancillary support 14. A span of horseshoe-shaped permanent magnets 42 and 43 are trustworthy to a joint 44 that in spin is trustworthy to a ancillary support 14. The bound permanent magnets 42 and 43 have their finish portions conflicting a finish portions of a permanent magnet 38 when it rotates into a position assigned by a permanent magnet 39 in FIGS. 1 and 2. The finish portions of a rotatable and bound permanent magnets are distant by an atmosphere opening by that a captivating defense 45 is rotated. As shown in FIG. 2, a north stick of a bound magnet 43 is adjacent a north poles of a rotating magnets 38 and 39. Although not shown, a south stick of a bound magnet 43 will be adjacent a south poles of a rotating magnets 38 and 39. Therefore, a captivating force generated by a bound magnet 43 will conflict a captivating army generated by a rotating magnets 38 and 39 so that a magnets 38 and 39 will be detered with incomparable force a closer they are to bound magnet 43. This abhorrence force competence be employed to explain clockwise rotating suit to a rotor public 17 if a bound magnet 43 is safeguarded from a rotating magnets 38 and 39 as they proceed and afterwards is unprotected to a rotating magnets as they start to stagger away.

A captivating defense 45, typically shaped of a ferromagnetic material, is trustworthy to a outlay missile 11 and therefore rotates with it. Thus, as a rotating magnets pierce from a bound magnet 42 to a bound magnet 43, a captivating defense 45 moves in a conflicting instruction as shown in FIG. 2. As a rotating magnet 39 approaches a bound magnet 43, a captivating defense 45 enters a atmosphere opening and shields a rotating magnet 39 from a abhorrence captivating force of a bound magnet 43. The rotating magnet is also captivated to a defense 45 given a ferromagnetic defense element provides a comparatively low hostility captivating path. As a rotating magnet 39 passes a plane core position as tangible by a centerline of a outlay missile 11, a captivating defense 45 moves toward a bound magnet 42 thereby exposing a bound magnet 43 and abhorrence a rotating magnet 39 in a clockwise direction. This method of events is steady as a rotating magnet 38 approaches a bound magnets.

The bound permanent magnet 42 competence be combined to boost a energy outlay of a rotor public 17. As is shown in FIG. 2, a south stick of a bound permanent magnet 42 is adjacent a north poles of a rotating magnets 38 and 39 as they stagger past. Although not shown, a north stick of a bound magnet 42 will be adjacent a south poles of a rotating magnets 38 and 39. Therefore, a captivating force generated by a bound magnet 42 will element a captivating army generated by a rotating magnets 38 and 39 so that a magnets 38 and 39 will be captivated with incomparable force a closer they are to a bound magnet 42. As a rotating magnet 39 approaches a bound magnet 42 it is captivated thereby imparting clockwise rotational suit to a rotor public 17. As a rotating magnet 39 passes a plane core position, a captivating defense moves between a magnets 39 and 42 thereby helmet a attracting army from one another. Then as a rotating magnet 38 passes a bound magnet public 41, a conflicting finish of a magnet defense will initial display an afterwards defense a bound magnet 42.

Each of a rotor assemblies 23, 33 and 34 cooperates in a identical demeanour with a bound magnet assembly, 46, 47 and 48 respectively. In addition, a captivating defense 49 is trustworthy to a outlay missile 11 and rotates by a atmosphere opening between a rotor public 33 and a bound magnet public 47 and a atmosphere opening between a rotor public 34 and a bound magnet public 48. Therefore, a outlay energy of a permanent magnet engine shown in FIGS. 1 and 2 is generated by a captivate and abhorrence between a rotating magnets and a bound magnets wherein any rotating magnet is initial unprotected to an attracting bound magnet and safeguarded from a abhorrence bound magnet and afterwards safeguarded from a attracting bound magnet and unprotected to a abhorrence bound magnet so as to explain rotary suit to an outlay shaft.

Additional outlay energy competence be generated by adding electro-magnets to a benefaction invention that are energized for a apportionment of a trail of array of a outlay missile 11. FIGS. 3, 4 and 5 are varied sectional views taken along lines 3–3, 4–4 and 5–5 of FIG. 1 that uncover portions of a electromagnetic circuit of a benefaction invention. FIG. 3 shows a commutator 51 trustworthy to a outlay missile 11 and carrying a comparison of commutator bars that are insulated from one another. If one or some-more bars on conflicting sides of a commutator are connected together a stream trail competence be dynamic during a apportionment of a trail of array of a outlay missile 11. For example, commutator has sixteen commutator bars with a organisation of 3 bars 52, 53 and 54 connected together electrically on one side and conflicting a organisation of 3 some-more bars 55, 56 and 57 connected together electrically. A joining conductor 58 is electrically connected to a bars 53 and 56 to yield an electrical trail between a conflicting groups of 3 bars. A span of brush holders 59 and 61 keep a span of brushes 62 and 63 respectively. The brushes 62 and 63 hit a commutator bars as a commutator 51 rotates with a outlay missile to switch on and off an electrical stream that energizes a electromagnets. The brush 62 is connected to an submit line 64 that is granted from a disastrous depot of a proceed stream energy source (not shown). The brush 63 is connected to a line 65 that is connected to a certain depot of a same proceed stream energy source by a electromagnet windings. As a outlay missile 11 rotates, electric stream will upsurge between a brushes 63 and 62 usually when those brushes are in hit with a commutator bars 52 to 57. For example, a brush 63 will be in electrical hit with a brush 62 when a brush 63 contacts a bar 57 and a brush 62 contacts a bar 54 and they will sojourn in electrical hit until a brush 63 ceases to be in hit with a bar 55 and a brush 62 ceases to be in hit with a bar 52. Therefore, a duration of energization of a electromagnets is dynamic by a array of bars on a commutator, a array of those bars that are in electrical hit with one another and a breadth of a brushes. Although, in FIG. 3 a commutator 51 is shown with 16 bars of that 6 are in electrical hit with one another for stream upsurge between a brushes for 67.5 during any half revolution, other numbers of bars competence be employed to obtain identical performance.

FIG. 4 is a varied sectional perspective taken along line 4–4 of FIG. 1 display a rotatable captivating defense 45. The defense 45 comprises a defense image 66 that has electromagnet core portions 67, 68, 69 and 71 shaped thereon and a span of semi-circular brush marks 72 and 73 that are electrically insulated from a defense image 66. Referring to FIGS. 1 and 4, a span of brush holders 74 and 75 keep a span of brushes 76 and 77 that alternately hit a brush marks 72 and 73 as a captivating defense image 66 is rotated solely during a apportionment of a round trail when defense image 66 is adjacent a bound magnets 42 and 43 as shown in FIG. 4. Each of a core portions 67, 68, 69 and 71 has a circuitous shaped thereon and a windings are connected in array between a brush marks 72 and 73. Brush 76 is connected to a certain depot of a proceed stream energy source by line 78 while brush 77 is connected to a disastrous depot of a energy source by line 65 by a commutator 51. As a captivating defense 45 approaches registry with a bound magnets 42 and 43, a brushes 62 and 63 hit a commutator 54 and 57 of a commutator 51 of FIG. 3 to bond a brush 77 to a disastrous depot of a energy supply. Current will upsurge into a line 78 from a certain depot of a energy supply to a brush 76, by a brush lane 73 and a electromagnet windings to a brush lane 72, to a brush 77 and out of a line 65, by a commutator 51 to a disastrous depot of a energy supply.

The stream upsurge in a windings produces a north stick during a core portions 67 and 69 and a south stick during a core portions 68 and 71. Therefore, a captivating defense 45 will be detered by a bound magnet 43 and an tip bound magnet 79 of a bound magnet assembly. The captivating defense 45 will also be detered by a rotating magnet 39 and a rotating magnet of a rotor public 23. The position of a bars on a commutator 51 that are electrically connected will establish when a electromagnetic windings are energized and a insulating gaps between a brush marks 72 and 73 will switch a stream off somewhat before a plane core position. The bars 54 and 57 should coincide with a insulating gaps so that a windings will not be energized until a core portions 67 and 68 are in registry with a bound magnets 42 and 43. The rotatable captivating defense 49 also has electromagnets thereon that are energized from a span of brushes 81 and 82 during a same time that a electromagnet windings of a captivating defense 45 are energized. The electromagnets of a captivating defense 49 are detered by a bound magnet in any of a bound magnet assemblies 47 and 48 and by a rotating magnets of a rotor assemblies 33 and 34 to yield additional energy output. An submit line 83 is connected between a brush 81 and a certain depot of a proceed stream energy supply.

FIG. 5 is a varied sectional perspective taken along line 5–5 of FIG. 1 display a bound captivating defense 84 carrying electromagnet windings connected in array between a electromagnet windings of a rotatable captivating shields 45 and 49 by a line 78 and a line 85 from a brush 82. The bound captivating defense comprises a defense image 86 trustworthy to a ancillary support 14 and carrying a temperament 87 in that a missile 11 is giveaway to rotate. The defense image 86 has shaped thereon electromagnet core portions 88, 89, 91 and 92 with windings connected in array between a lines 78 and 85. Current will upsurge from a line 85 to a line 78 when a electromagnet windings of a rotatable captivating shields 45 and 49 are energized to furnish a north stick during a core portions 88 and 91 and a south stick during a core portions 89 and 92. During this duration of energization a rotatable magnet 93 of a rotor public 34 is rotating divided from a core portions 88 and 89 and will be detered by them. A rotatable magnet 94 of a rotor public 33 will be rotating divided from a core portions 91 and 92 and will be detered by them. Each of a rotatable magnets of a rotor assemblies 17, 23, 33 and 34 will be detered by a core portions 88, 89, 91 and 92 as a magnets stagger divided from a core portions. The electromagnets of a bound captivating defense supplement to a energy outlay of a engine and a apportionment of a energy generated by these electromagnets is also employed to reinstate a waste due to attrition and windage in a bearings, gears, and a rotor assemblies and a captivating captivate of a permanent magnets for a captivating shields. If a bound captivating defense is not utilized, a electromagnets of a rotating captivating margin contingency be clever adequate to overcome a above-identified losses. When a engine is not energized, a rotating magnets and a captivating shields will assume a position shown in FIG. 2 as a captivating army balance. When energy is practical a electromagnet windings will be energized to trigger array in a directions shown.

In summary, a benefaction invention concerns a permanent magnet engine carrying rotatable permanent magnets that are detered by bound permanent magnets to expostulate an outlay shaft. A captivating defense trustworthy to a outlay missile shields a bound magnet as a rotatable magnet approaches and exposes a bound magnet as a rotatable magnet passes by. An additional bound magnet competence be supposing that is unprotected to attract a rotatable magnet as it approaches and is safeguarded by a captivating defense as a rotatable magnet passes by. The captivating defense competence have electromagnets shaped thereon that are energized and detered by a second bound permanent magnet as a captivating defense rotates divided from it to yield additional outlay power. A bound captivating defense is positioned adjacent a rotatable permanent magnets and has electromagnets shaped thereon. These bound electromagnets repel a rotatable permanent magnets for increasing outlay power. During operation of a motor, a electrical submit energy to a rotatable and/or bound electromagnets is employed to overcome a rotational waste due to attrition and windage and to beget a outlay energy from a engine due to a communication between a permanent magnets and a electromagnets.

FIG. 6 is a tip devise perspective of an swap essence of a benefaction invention display a permanent magnet engine carrying a ancillary support comprised of a magnet enclosing 101 and a rigging enclosing 102. Extending from a rigging enclosing 102 is an auxiliary outlay missile 112. Extending from a magnet enclosing 101 is a rotor missile 112 carrying a pulley 104 trustworthy thereto. The rotational automatic energy generated by a engine competence be transmitted by a belt 105 driven by a pulley 104.

FIG. 7 is a front betterment perspective of a engine of FIG. 6 with portions of a magnet enclosing 101 and a rigging enclosing 102 damaged divided to uncover a inner construction. The outlay missile 103 is rotatably upheld by a span of orientation 106 and 107 trustworthy to a rigging enclosing 102. A shelf rigging 108 is trustworthy to a putput missile 103 during a finish conflicting a temperament 106 and engages a span of shelf gears 109 and 111. Although a shelf gears 109 and 111 are shown as incomparable than a shelf rigging 108, all a gears competence be of a same size. The shelf rigging 109 is trustworthy to rotor missile 112 that is rotatably upheld by a span of orientation 113 and 114 that are trustworthy to a magnet enclosing 101 and a rigging enclosing 102 respectively. The shelf rigging 111 is trustworthy to captivating defense defense missile 115 that is rotatably upheld by temperament 116 that is trustworthy to a wall between a magnet enclosing 101 and a rigging enclosing 102. A span of orientation 117 and 118 are trustworthy to a captivating defense missile 115 and rotatably support missile 115 on rotor missile 112 so that a dual shafts are giveaway to spin exclusively of any other. It will be seen that if a rotor missile 112 and a shelf rigging 109 stagger in a clockwise instruction when noticed from a tip of a magnet enclosing 101, afterwards a defense missile 115 and a shelf rigging 111 contingency stagger in a conflicting clockwise instruction to expostulate a outlay missile 103 in a clockwise instruction as noticed from a finish upheld by a temperament 106.

FIG. 8 is a varied sectional perspective of a rotor public as shown in FIG. 7 and FIG. 9 is a varied sectional perspective of a bound magnet public as shown in FIG. 7. In FIG. 8, a round rotor image 119 with a apportionment cut divided is trustworthy to a rotor missile 112 and rotates in a conflicting clockwise instruction as noticed in a instruction of a arrows of line 8–8 in FIG. 7. Attached to a rotor image 119 are 3 horseshow-shaped permanent magnets 121, 122, and 123 and a fourth magnet (not shown) conflicting a magnet 122 spaced detached by 90. Each of a magnets has a north stick adjacent a rotor missile 112 and a south stick adjacent a circumferential corner of a rotor image 110. In FIG. 9, 3 pairs of horseshoe-shaped permanent magnets 124 and 125, 126 and 127, 128 and 129 and a fourth span (not shown) are trustworthy to a wall 131 between a magnet enclosing 101 and a rigging enclosing 102. The magnet pairs are also spaced detached by 90 and are positioned so that a poles of a magnets 121, 122 and 123 pass over a poles of a bound magnets.

The bound magnets 125, 127, 129 and a fourth magnet (not shown) have their north poles adjacent a defense missile 115 and their south poles adjacent a side wall of a magnet enclosing 101. Therefore, a bound magnets 125, 127 and 129 will repel a rotatable magnets 121, 122 and 123. A captivating defense 132 that rotates in a instruction conflicting to a rotor image 119 passes by a atmosphere opening between a bound and rotating magnets. FIG. 10 shows a captivating defense 132 that rotates in a conflicting clockwise instruction as noticed from a tip of a magnet enclosing 101 to defense a bound magnets 125, 127 and 129 as a rotatable magnets 121, 122 and 123 proceed them. Then as a magnets 121, 122 and 123 stagger past a bound magnets a captivating defense 132 rotates in a conflicting instruction to display a bound magnets that repel a rotatable magnets and explain suit to a rotor image 119. The bound magnets 124, 126 and 128 competence be combined to boost a outlay energy of a motor. Each of a magnets 124, 126, 128 and a fourth magnet (not shown) has a south stick adjacent a defense missile 115 and a north stick adjacent a side wall of a magnet enclosing 101. As a rotatable magnets 121, 122 and 123 proceed a bound magnets 124, 126 and 128 they are captivated and rotational suit is imparted to a rotor image 119. When a rotatable magnets pierce past a bound magnets, a bound magnets 124, 126 and 128 are safeguarded by a captivating defense 132. This swap captivate and abhorrence of a rotatable magnets produces a outlay energy of a motor.

The captivating defense 132 is comprised of a defense image 133 carrying 3 pairs of electromagnetic core portions, 134 and 135, 136 and 137, 138 and 139 and a fourth span (not shown) shaped thereon. The defense image 133 is trustworthy to a defense missile 115 and rotates still so that a core portions 135, 137 and 139 pass over a poles of a bound magnets that are adjacent a defense missile 115 and a core portions 134, 136 and 138 pass over a poles of a bound magnets that are adjacent a side wall of a magnet enclosing 101. Each of a core portions has a circuitous and these windings are connected in array to a proceed stream energy source (not shown) by a span of submit leads 141 and 142 and a commutator 143.

Referring to FIG. 11, there is shown a varied front betterment perspective of a commutator 143 and a span of trip rings 144 and 145 by that electric stream is granted to a electromagnets of a captivating defense 132. A energy submit lead 146 is connected between a certain depot of a energy source (not shown) and a brush hilt 147 that retains a brush 148. The brush hilt 147 is upheld by a joint 149 that is trustworthy to a wall 131 between a magnet enclosing 101 and a rigging enclosing 102 as shown in FIG. 7. The electric stream will upsurge from a brush 148 by a trip ring 145 and a windings to a brush 151. The brush 151 is defended by a brush hilt 152 that is upheld by a joint 153 trustworthy to a wall 131 as shown in FIG. 7. The joint 149 also supports a brush hilt 154 that is electrically connected by a lead 155 to another brush hilt 156. The brush holders 154 and 156 keep a span of brushes 157 and 158 respectively that hit a commutator 143. The submit lead 141 from a captivating defense 132 is electrically connected to trip ring 144 and passes by a channel 159 in a trip ring 144, a commutator 143 and a defense image 133 along a defense missile 115.

The submit lead 142 from a captivating defense 132 passes by a channel 161 in a defense image 133, a commutator 143, a trip ring 144 and a trip ring 145 where it is electrically connected to a trip ring 145. The brush hilt 152 is electrically connected to a energy submit lead 162 that in spin is connected to a disastrous depot of a energy supply (not shown). The stream issuing into a brush 148 from a certain depot will upsurge by a trip ring 144 and a submit lead 141 to a windings on a core portions of a defense image 133. After a stream upsurge by electromagnet windings it will lapse to a energy supply by a submit lead 142, a trip ring 145, a brush 151, a brush hilt 152 and a energy submit lead 162.

Referring to FIG. 12, there is shown a commutator 143 in bottom devise view. The commutator 143 is trustworthy to a rotor missile 112 and has a comparison of commutator bars that are insulated from one another. For functions of illustration, a commutator 143 is shown with sixteen commutator bars. However, some-more or reduction bars competence be employed to change a portions of a trail of array during that a commutator will pass stream to a electromagnet windings. A span of commutator bars 163 and 164 are electrically connected together by a lead 165 to a windings of a captivating defense 132. The dual bars are positioned on conflicting sides of a commutator to yield an arc of 22.5 during that brushes 157 and 158 will hit these bars and stream will upsurge by a commutator 143 any one-half array of a rotor missile 112. A second span of commutator bars 166 and 167 are also electrically connected together by a lead 168 to a windings of a captivating defense 132. These dual commutator bars are spaced between a initial and second bars and also yield an arc of 22.5 during that a brushes 157 and 158 will hit these bars. Therefore, a commutator 143 will control stream during a 22.5 arc of any 90 apportionment of a trail of array of a commutator 143.

Referring to FIGS. 9, 10 and 12, a commutator 143 has 4 commutator bars 163, 164, 166 and 167 that are connected to any other and insulated from a rest of a commutator bars. The commutator bars 163, 164, 166 and 167 are spaced detached by 90 and coincide with a positions of a core portions of a defense image 133. Therefore, a electromagents of a captivating defense 132 will be energized during a 22.5 arc as a core portions of a captivating defense 132 rotates past a bound magnet positions and a electromagnets will be incited off during a 67.5 arc when a core portions stagger between a bound magnet positions. The electromagnet windings are energized to furnish a south stick during a core portions 134, 136 and 138 and a north stick during a core portions 135, 137 and 139. The core portions will be trustworthy by a bound magnets 124, 126 and 128 and will be detered by a bound magnets 125, 127 and 129 to explain rotary suit to a captivating defense 132 to boost a outlay energy of a motor. A apportionment of a energy generated by a communication between a bound permanent magnets and a electromagnets is also employed to overcome a rotational waste due to attrition and windage and a captivate of a captivating defense to a magnets.

In summary, a swap essence of a benefaction invention has rotatable permanent magnets that are detered by bound permanent magnets to expostulate an outlay shaft. A magnet defense rotates concentrially with a rotating magnets though in a conflicting instruction to defense a bound magnet as a rotatable magnet approaches and to display a bound magnet as a rotatable magnet passes by. An additional bound magnet competence be supposing that is unprotected to attract a rotatable magnet as it approaches and is safeguarded by a captivating defense as a rotatable magnet passes by. The captivating defense has electromagnets shaped thereon that are energized to be detered by a initial bound magnet as it passes by and captivated by a second bound magnet as it approaches. The electrical submit energy to a electromagnets if employed to overcome a rotational waste due to attrition and windage and to beget a outlay energy from a engine due to a communication between a permanent magnets and a electromagnets. Since a engine will assume a position shown in FIGS. 8, 9 and 10 when a energy is off as a captivating army balance, a engine will start when a energy is practical as a electromagnet windings are energized to repel a captivating defense 132 from a bound magnets 125, 127 and 129.

While there is explained and illustrated a elite embodiments of my invention, it is to be accepted that within a suggestion and a range of a following claims a invention competence be used differently than as privately illustrated and described.

Article source: http://www.google.com/patents/US3935487

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