WO2007012337A1 - Unité magnétique - Google Patents

Unité magnétique Download PDF

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Publication number
WO2007012337A1
WO2007012337A1 PCT/EA2006/000011 EA2006000011W WO2007012337A1 WO 2007012337 A1 WO2007012337 A1 WO 2007012337A1 EA 2006000011 W EA2006000011 W EA 2006000011W WO 2007012337 A1 WO2007012337 A1 WO 2007012337A1
Authority
WO
WIPO (PCT)
Prior art keywords
magnetic
motion
movable
components
component
Prior art date
Application number
PCT/EA2006/000011
Other languages
English (en)
Inventor
Yertay Shintekov
Original Assignee
Yertay Shintekov
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yertay Shintekov filed Critical Yertay Shintekov
Publication of WO2007012337A1 publication Critical patent/WO2007012337A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K53/00—Alleged dynamo-electric perpetua mobilia

Definitions

  • the invention relates to the power-plant engineering and electrical engineering and more specifically to the devices using the energy of permanent magnets. It may be used as a drive with a wide power range for ecologically clean movers and electric generators.
  • Magnetic motors i.e. motors using repulsion and attraction of permanent magnets as drive forces are provided.
  • a device was provided in French application No. 2 310 019, H 02 K 53/00, 1976 to comprise permanent magnets and magnetic shields mounted in series on two relatively movable components, with the like poles of magnets of one component facing the magnets of the other component.
  • the useful force of the magnet interaction during the mechanical motion along the predetermined path reduces inversely proportional as biquadrate of the distance between magnets thereby reducing the power.
  • this device poses problems with a reverse.
  • the RU patent No. 2 019 901 Cl published 15.09.1994 provides a drive that comprises permanent magnets and magnetic shields mounted in series on two relatively movable components, with the like poles of magnets of one component facing the magnets of the other component.
  • Another conventional motor is the motor comprising a base, a stator with a permanent magnet mounted thereon and a rotor comprising a shaft mounted on a bearing assembly in the stator opening and magnetic components arranged with capability of magnetic interaction with the stator magnets (EP, application, 0152252, cl. H 02 K 53/00, 1985).
  • the disadvantages of this motor include a complicated design and large overall dimensions.
  • a motor is provided (RU patent No. 2 115 209, H 02 K 57/00 C, published 1988.07.10) which comprises a base, an annular stator with permanent magnets mounted on the base and a rotor comprising a shaft disposed on the bearing assembly in the stator opening and magnetic components arranged to be magnetically interactable with the stator magnets.
  • This motor is characterized from the conventional ones in that the stator is made in the form of a diamagnetic material plate, the magnets are fixed on both sides thereon, the terminals coupled to the power supply are mounted on the base within the zone of the stator magnet poles, the rotor magnetic components are made in the form of at least a pair of traction rollers provided with induction coils and double terminals and mounted on an axle rigidly coupled to the shaft, and rollers are capable of rolling along the stator magnets when the shaft rotates, with the rotor terminals being coupled to the roller coils and arranged on the axles to be periodically interactable with the stator terminals.
  • the rotor of this motor is provided with a second axle rigidly coupled to the shaft mounted perpendicular to the first axle from the other side of the rotor and having a pair of traction rollers and a pair of double terminals arranged to be interactable with the magnets and stator terminals similar to the first pairs.
  • the prior art embodiment comprises many mechanical and electrical units interacting therebetween. It is rather complicated.
  • a pair of rotors rotates in a magnetic rotating device disclosed in the Japanese application No. 61868-1993 (US patent No. 4751486). It is essential that each of the rotors has a high precision and in addition, there is the need to simplify the rotation control.
  • a rotating device which comprises a rotating shaft, a rotor mounted on the rotating shaft, permanent magnets disposed on the rotor and rotation balancing devices made of the nonmagnetic material in the form of a nonmagnetic rotor, with the permanent magnets being made plane and arranged in such a way that multiple magnetic poles of one polarity type are arranged along the outer peripheral surface in the direction of rotation, while multiple magnetic poles of the other polarity type are arranged on the inner peripheral surface, with each pair of the respective magnetic poles of one and other polarity being arranged at an angle to the radial line, the electromagnetic devices being arranged toward the rotor for producing a magnetic field facing a magnetic field of the rotor, and detection means for determining the position of the rotating rotor to induce electromagnetic devices (see application WO 94/01924, H Ol N l 1/00,1994).
  • the magnetic rotating device In the magnetic rotating device, multiple permanent magnets disposed in the rotational direction on the rotor mounted on the rotating shaft in such a way that like magnetic poles face outward.
  • the balancers are arranged in a similar manner on the rotor to balance the latter.
  • Each of the permanent magnets is disposed at an angle to the radial direction line of the rotor.
  • An electromagnet is disposed toward the rotor on the outer periphery of the rotor and is intermittently excited by the rotor rotation.
  • the rotational energy may be efficiently produced (RU patent No. 2 128 872, H 02K 29/06, published 10.04.1999).
  • a magnetic rotating device (RU patent No. 2 128 872, H 02K 29/06, published 10.04.1999) comprising a rotating shaft-mounted rotor having permanent magnets disposed thereon is the closest to the proposal in terms of the technical essence and maximal number of similar features.
  • the permanent magnets are arranged in such a way that magnetic poles of one polarity thereof are arranged along the outer peripheral surface in the direction of rotation, while magnetic poles of the other polarity thereof are arranged along the inner peripheral surface.
  • Each pair of the respective magnetic poles of one and the other polarity is arranged at an angle to the radial line.
  • the permanent magnets are made in the form of plane magnets in the device.
  • the magnetic rotating device comprising the first rotating shaft-mounted rotor with permanent magnets disposed thereon is provided with a second electromagnetic device and a second rotor which rotates jointly with the first rotor, is secured on the rotating shaft and has multiple permanent magnets disposed thereon. Both rotors produce rotational forces.
  • the device comprises a relatable unit provided with multiple rod-like magnets mounted thereon to generate electrical energy. The unit is secured in such a way that it is rotatable with the rotating shaft.
  • the first and second electromagnets which are excited simultaneously with rotation of the first and second magnetic rotors are arranged at the first and second magnetic rotors respectively. The both face each other and each one is arranged with a magnet gap.
  • the first and second electromagnets are mounted on a bracket respectively to form a magnetic flux line.
  • each magnetic rotor mounts multiple balancers made of nonmagnetic materials.
  • the rotational energy may be efficiently produced by permanent magnets in the claimed magnetic rotating device. It becomes possible owing to the reduction, as far as practicable, in current supplied to the electromagnets, therefore, only the required amount of electric energy is supplied to the electromagnets.
  • Electromagnet coils are coupled to a DC power supply. It is preferable that the DC power supply could be continuously rechargeable by using solar energy or the like.
  • the prior art is characterized by a number of disadvantages.
  • the electromagnets the fields of which interact with those of permanent magnets continuously require energy supply from a power supply.
  • Permanent magnets disposed on the rotors require a specific arrangement so that a longitudinal axis makes a specific angle relative to the radial axial line of the rotor surface. Depending on the radius and number of plane permanent magnets, an angle of their own is determined for each rotor surface.
  • the device is provided with a sensor to determine the rotor rotation position. This, in its turn, is related to the need to enable excitation of electromagnets and disable it.
  • the object of the invention is to provide a simpler design of the magnetic motor having higher tractional characteristics.
  • the design provided should allow more efficient conversion of the magnetic field of permanent magnets to motion energy.
  • Another object of the invention is to expand the range of ecologically friendly engineering means.
  • the object set is attained in a magnetic unit or device comprising al least one movable and one fixed magnetic components interacting with magnetic fields thereof predominantly along surfaces thereof with acceleration in the direction of motion of a movable component at the section of motion path, with at least one of the magnetic components in the region of the pole preventing acceleration of motion of the movable component having an area of the magnetic field interaction decay in proximity to the motion path.
  • the magnetic field interaction on the predetermined section is decayed by structurally spatially distantiating at least one of the surfaces of the interacting magnetic components along the direction of motion of a movable magnetic component toward the pole preventing motion acceleration.
  • the surface of at least one of the interacting magnetic components is provided with an area distantiating the surface thereof from the surface of the other component in the direction of motion predominantly toward the region of the pole producing resistance to motion of the movable magnetic component.
  • a magnetic unit or motor comprises at least one movable and one fixed coaxial magnetic components, with their magnetic fields interacting predominantly along the surfaces thereof with acceleration in the direction of motion of the movable component on the path section.
  • such a magnetic device is characterized in that the interacting magnetic components are made coaxial, with at least one of the magnetic components in the region of the pole preventing acceleration of motion of the fixed component having an area of the magnetic field interaction decay in proximity to the motion path.
  • the magnetic field interaction is decayed by providing the surface of at least one of the interacting magnetic components with an area distantiating the surface thereof from the surface of the other component in the direction of motion predominantly toward the region of the pole producing resistance to motion of the movable magnetic component.
  • the surface of the outer of interacting coaxial magnetic components has an area of axisymmetric expansion of the surface thereof from the input surface in the direction of motion predominantly to the region of the pole producing resistance to motion of the movable magnetic component.
  • the surface of the inner of interacting coaxial magnetic components may have an area of axisymmetric narrowing of the surface thereof from the front surface in the direction opposite to the motion direction predominantly toward a region of the pole producing resistance to motion of the movable magnetic component.
  • the magnetic motor comprises at least one movable and multiple fixed coaxial magnetic components magnetic fields of which interact with the movable component predominantly along the surfaces thereof with acceleration in the direction of motion of the movable component on the path section.
  • the magnetic motor is characterized in that the interacting magnetic components are made coaxial, with at least one of the magnetic components in a region of the pole preventing acceleration of motion of the movable component having an area of the magnetic field interaction decay in proximity to the motion path and fixed components being mounted coaxially with the movable component motion path.
  • surfaces of the outer of interacting coaxial magnetic components have areas of axisymmetric expansion of the surface thereof from the input surface in the direction of motion predominantly toward the end of the pole producing resistance to the movable magnetic component motion.
  • a magnetic motor comprises a series of movable and multiple fixed magnetic components which magnetic fields interact with a movable component predominantly along the surfaces thereof with acceleration in the direction of motion of the movable component on the path section.
  • the motor is characterized in that the interacting magnetic components are made coaxial, with at least one of the magnetic components in the region of the pole preventing acceleration of motion of the movable component having an area of the magnetic field interaction decay in proximity to the motion path, while fixed components are mounted coaxially with the motion path of the movable component and movable components are interrelated along the axis of motion thereof.
  • the surface of the outer of interacting coaxial magnetic components may have an area of axisymmetric expansion of the surface thereof from the input surface in the direction of motion predominantly toward the region of the pole producing resistance to the movable magnetic component motion.
  • a magnetic motor comprises a series of movable and multiple fixed magnetic components magnetic fields of which interact with a movable component predominantly along the surfaces thereof with acceleration in the direction of motion of the movable component on the path section and is characterized in that the interacting magnetic components are made coaxial and each of the fixed magnetic components in the region of the pole preventing acceleration of motion of the movable component has an area of the magnetic field interaction decay in proximity to the motion path, with fixed components being circumferentially mounted and movable components being interrelated along the path of motion thereof along the circumference coinciding with the circumference along which the fixed components are mounted.
  • the inner surfaces of the fixed coaxial magnetic components have areas of coaxial expansion of the surfaces thereof from input surfaces thereof in the direction of motion predominantly toward the areas of poles producing resistance to the movable magnetic component motion.
  • the movable magnetic components are mounted along the circumference and are coupled to the axis of rotation coinciding with the axis of the circumference along which fixed components are mounted, with both circumferences coinciding, while the fixed components are provided with longitudinal slots in the inner radial direction, with the slot width being sufficient for passing axial link members of the movable magnetic components.
  • the axial link member of the movable components may be made in the form of a disk.
  • the axial link members may be made in the form of spokes.
  • sections of the coaxial expansion may mount coaxial electrical coils with a winding not crossing the slots of the fixed components.
  • the magnetic motor comprises a movable component, for example, in the form of a surface rotatable along the circumference mounting ⁇ -magnetic components which are arranged to be interactable with fixedly mounted r ⁇ -magnetic components.
  • Each of the magnetic components of the m or n group is made in the form of a permanent magnet.
  • On of the groups of magnetic components (m or ⁇ ) comprises magnetic components, with each being provided with a through-passage connecting faces of this magnetic component to a flat slot coupling the outer surface of the magnetic component to the through-passage along the entire length. Diameters of ports of the through-passage and thickness of walls of this magnetic component are selected in such a way that the influence of volume density of magnetic charge on the magnetic component moving along the through-passage in the region of an exit port of the through-passage is lower than the influence of volume density of magnetic charge in the region of an exit port of the through-passage.
  • Another group of magnetic components comprises the magnetic component each of which is mounted in such a way that it is capable of passing through the through-passage of the magnetic component of the first group.
  • the through-passage mounts therewithin at least one electrical coil the turns of which are laid so as the flat slot connecting the through-passage over the entire length to the outer magnetic component surface is not overlapped.
  • a movable magnetic component may pass through the passage of a fixed magnetic component.
  • the magnetic components are permanent magnets.
  • the movable magnetic component passes along the through-passage of the fixed magnetic component, magnetic fields thereof interact. Since at the instant the movable magnetic component approaches the fixed magnetic component polarity of the poles of the magnetic components is opposite, the movable magnetic component is drawn into a cavity of the fixed magnetic component through an entry port.
  • the movable magnetic component to which acceleration is imparted owing to the interaction of magnetic fields at the passage entry, continues motion along the passage inertially and approaches the exit passage port.
  • Polarity of this part of the magnetic component coincides with polarity of an approaching part of the magnetic component. However, no hard braking of the magnetic component occurs. Structurally, it is provided by fulfillment of the condition under which influence of the volume density of the pole magnetic charge on the movable magnetic component at the exit port is substantially less than that of the volume density of the pole magnetic charge at the entry port. This is due to the fact that a diameter of the exit port is larger than that of the entry port.
  • the movable magnetic component exits from the exit port of the magnetic component passage. As the movable magnetic component passes along the through-passage of the fixed magnetic component, with the electrical coil being arranged along the motion path, the electromotive force may be simultaneously induced in the coil. In this case the energy may be used for other purposes.
  • a series of similar fixed magnetic components may be disposed along the motion path of the movable magnetic component.
  • the fixed magnetic components may be arranged annularly in such a way that axes of inner passages thereof form a closed line.
  • the above disclosed process may be continual not only for one movable magnetic component, but also for multiple movable magnetic components fixed on a ring or other rotor.
  • the motor provided may be slowed down, accelerated or stopped.
  • the magnetic components may be made both in the form of permanent magnets and in the form of electromagnets or combinations thereof along the motion path.
  • the movable magnets may comprise additional weights or masses.
  • the inner movable magnets may be made tubular with radial polarization. Below are disclosed the most efficient structural embodiments.
  • Fig. 1 general view of a magnetic motor housing
  • Fig. 2 spatial arrangement of the magnetic motor provided (upper part of the housing is lifted);
  • FIG. 4 sectional view along A - A line of the provided magnetic motor disposed in the housing;
  • Fig. 5 - top view an upper part of the housing is removed, a mutual arrangement of movable and fixed magnetic components is illustrated (contour image);
  • Fig. 6 and Fig. 7 external view of a fixed magnetic component with a flat slot and an electrical coil disposed within a through-passage of the fixed magnetic component;
  • Fig. 8 external view of the fixed magnetic component without an electrical coil;
  • Fig. 9 external view of the electrical coil the turns of which are laid in such a way that a flat slot connecting the through-passage to the outside surface of the fixed component is not overlapped;
  • Fig. 10 a fixed magnetic component with an electrical coil removed from the housing of the fixed magnetic component;
  • Fig. 11 - a fixed magnetic component holder
  • Fig.12 - a movable tubular magnetic component with radial polarization
  • Fig. 13 - a movable magnetic component mounted in the holder.
  • the provided magnetic motor disclosed below relates to one of the embodiments of the invention. It is disposed in a housing made of two parts - an upper part 1 and a lower part 2. The housing is provided with openings through which a shaft 3 is passed (Fig. 1). A rotor 4 fitted on the shaft 3 is disposed within the hollow housing. Holders 5 with magnetic component 6 being permanent magnets are rigidly secured to the rotor 4.
  • Each magnetic component 6 is a slightly bent rod the form of which is best circumscribed as a part of a body having a toroidal surface (Fig. 2).
  • the magnetic components 6 are disposed in the holders 5 in such a way that the polarity thereof is similar in the direction of motion when the rotor moves along the circumference (Fig. 3).
  • the number of magnetic components 6 may be increased.
  • the rotor 4 is mounted rotatable jointly with the shaft 3 installed in bearings 7 and 8 (Fig. 2).
  • Magnetic components 9 are disposed fixedly in the vertical plane of motion of the movable magnetic components 6 coaxially threwith.
  • Each magnetic component 9 is made in the form of two ring-like parts 10 and 11. These two ring-like parts 10 and 11 are the parts of the toroidal body. They have different diameters and coupled to an element 12 being a part of a truncated cone (Fig. 6 and Fig. 8).
  • the fixed magnetic component 9 has a passage 13 inside it with entry and exit ports 14 and 15 (Fig. 10), with the diameter of the exit port 15 being larger than the diameter of the entry port 14. Diameters of these ports and thicknes of walls of each fixed magnetic component are selected in such a way that influence of the volume density of magnetic charge of the pole at which the exit port 15 is located on the movable magnetic component 6 moving in the passage 13 is substantially less than that of the volume density of magnetic charge of the pole with the entry port 14. Magnetic components 9 are mounted so that polarity thereof in relation to polarity of magnetic components 6 is of an opposite sign (Fig. 3).
  • magnetic components 6 fixed in the holders 5 on the rotating rotor 4 may pass through the passage 13 of each fixed magnetic component 9.
  • a plane slot 16 is provided on each magnetic component 9 (Figs. 6, 7 and 8).
  • At least one electrical coil 17 is coaxially disposed in the passage 13 of the magnetic component 9 (Figs. 7, 9, 10). Terminals of electrical coils 17 of all fixed magnetic components 9 are coupled to a common connector 18 (Figs. 1, 4).
  • Each electrical coil 17 is made so that the flat slot 16 connecting the through- passage 13 with the outer surface of the magnetic component 9 is not overlapped by turns thereof (Figs. 9, 10).
  • the fixed magnetic components 9 and movable magnetic components 6 are alternatingly disposed one behind another in one motion plane.
  • the upper part of the housing 1 and lower part of the housing 2 are connected by fasting members passing through an opening 19 (Figs. 2, 3, 4, 5) in the upper and lower parts of the housing.
  • Magnetic components 6 fixed in holders 5 on the rotating rotor 4 may pass through the channel 13 of each fixed magnetic component 9.
  • Magnetic components 6 and 9 are permanent magnets. When the magnetic component 6 passes through the through-passage 13 of the magnetic component 9, magnetic fields thereof interact. Inasmuch as polarity of the poles of magnetic components 6 and 9 is opposite at the point of time the mobile magnetic component 6 approaches the fixed magnetic component 9, the mobile magnetic component 6 is drawn into a chamber of the fixed magnetic component 9 through an entry port 14. The mobile magnetic component 6 accelerated through interaction of magnetic fields at the entry port continues motion inertially along the passage 13 and approaches the passage exit port 15.
  • Polarity of this part of the magnetic component 9 coincides with polarity of the approaching part of the magnetic component 6. However, no hard braking of the magnetic component 6 occurs. Structurally, it is provided by fulfillment of the condition under which influence of the volume density of the pole magnetic charge on the movable magnetic component 6 at the exit port 15 is substantially less than that of the volume density of the pole magnetic charge at the entry port 14. This is due to the fact that a diameter of the exit port 15 is larger than that of the entry port. The magnetic component 6 exits from the exit port 15 of the passage of the magnetic component 9.
  • the motion direction may be also opposite.
  • the principle of operation is not changed by alternating the order of attraction and repulsion, while efficiency is mainly defined by a relative geometry of magnetic components.
  • the electromotive force is simultaneously induced in the electrical coil 17.
  • the energy may be used for other purposes.
  • Further rotation of the rotor 4 jointly with the magnetic component 6 brings the magnetic component 6 closer to the next fixed magnetic component 9.
  • the disclosed process is continuously repeated not only for the disclosed movable magnetic component 6, but also for each magnetic component 6 of those fixed on the rotor 4 in a similar manner.
  • Energizing coils 17 from an independent power supply may stop or speed up the motor provided.
  • the magnetic motor housing may be made air-tight in which case the rotor shaft does not protrude beyond the motor housing and air is evacuated from the inner housing chamber to reduce resistance to the rotating masses.
  • the movable magnetic component may be made not in the form of a uniform rod having poles at the faces thereof, but, for example, also in the form of an expanded hollow front part being one of the magnet poles and connected to a narrow rod being another magnet pole. Radially polarizing a tubular magnet also produces alternating attraction-repulsive forces, with the repulsion phase being decayed owing to a geometrical expansion of a counteracting pole, while motion continues due to inertia or additional electromagnetic excitation.
  • the motor provided may be made with one movable magnetic component and w-fixed magnetic components.
  • the m-movable magnetic components may be used with one fixed magnetic component, etc.
  • One more area of application of the invention provided is using it in the form of multi-sectional structures, with each section thereof comprising its rotor mounting the magnetic components interacting with fixed magnetic components.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)

Abstract

La présente invention concerne la conception en centrale électrique et la conception électrique et plus spécifiquement les appareils qui utilisent l’’énergie d’aimants permanents. Elle peut s’utiliser comme moteur à plage de puissance étendue pour des systèmes de déplacement écologiquement propres et des générateurs électriques. L’unité comprend des composants magnétiques déplaçables et d’autres fixes, avec leurs champs magnétiques interagissant de manière prédominante le long de leurs surfaces avec une accélération dans le sens de déplacement des composants déplaçables aux sections de leurs trajectoires, et caractérisés de sorte que les composants magnétiques de la région du pôle qui empêche l’accélération du déplacement des composants déplaçables comportent des zones de décroissance de l’interaction du champ magnétique à proximité de leur trajectoire.
PCT/EA2006/000011 2005-07-25 2006-07-24 Unité magnétique WO2007012337A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EA200501047A EA200501047A1 (ru) 2005-07-25 2005-07-25 Магнитный двигатель
EA200501047 2005-07-25

Publications (1)

Publication Number Publication Date
WO2007012337A1 true WO2007012337A1 (fr) 2007-02-01

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PCT/EA2006/000011 WO2007012337A1 (fr) 2005-07-25 2006-07-24 Unité magnétique

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EA (1) EA200501047A1 (fr)
WO (1) WO2007012337A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230108834A (ko) * 2022-01-12 2023-07-19 (주) 인텍플러스 그리퍼 장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2310019A1 (fr) * 1975-04-28 1976-11-26 Delaval Claude Mouvement mecanique perpetuel engendre par l'utilisation des forces magnetiques naturelles
FR2340641A1 (fr) * 1976-02-06 1977-09-02 Baud Barthelemy Perfectionnements aux moteurs electromagnetiques
JPS55166482A (en) * 1979-06-12 1980-12-25 Masuzo Fujimoto Driving device by magnetic force
FR2476408A2 (fr) * 1980-02-20 1981-08-21 Martin Conde Mouvement continu d'une roue
US5973436A (en) * 1996-08-08 1999-10-26 Rolls-Royce Power Engineering Plc Electrical machine
DE10033799A1 (de) * 2000-03-23 2001-10-11 Schaefertoens Joern H Transversalflussmaschine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2310019A1 (fr) * 1975-04-28 1976-11-26 Delaval Claude Mouvement mecanique perpetuel engendre par l'utilisation des forces magnetiques naturelles
FR2340641A1 (fr) * 1976-02-06 1977-09-02 Baud Barthelemy Perfectionnements aux moteurs electromagnetiques
JPS55166482A (en) * 1979-06-12 1980-12-25 Masuzo Fujimoto Driving device by magnetic force
FR2476408A2 (fr) * 1980-02-20 1981-08-21 Martin Conde Mouvement continu d'une roue
US5973436A (en) * 1996-08-08 1999-10-26 Rolls-Royce Power Engineering Plc Electrical machine
DE10033799A1 (de) * 2000-03-23 2001-10-11 Schaefertoens Joern H Transversalflussmaschine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ANGRIST S W: "PERPETUAL MOTION MACHINES", SCIENTIFIC AMERICAN, SCIENTIFIC AMERICAN INC., NEW YORK, NY, US, vol. 218, no. 1, January 1968 (1968-01-01), pages 114 - 122, XP002036811, ISSN: 0036-8733 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230108834A (ko) * 2022-01-12 2023-07-19 (주) 인텍플러스 그리퍼 장치

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