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Patent Searching and Data


Matches 1 - 50 out of 9,106

Document Document Title
WO/2018/005822A1
Embodiments of the subject invention are directed to a homopolar motor and its mechanical coupling with a flywheel rotor. The homopolar motor includes a rotor and no additional bearings, shafts, gears, pulleys, etc., are required to coup...  
WO/2017/215235A1
Provided is a two-phase disc type stepping motor, comprising a housing (5), an end cap, a disc type magnet rotor (4), a toroidal winding (3) and a stator core. The stator core comprises an H-shaped stator core (1) and an I-shaped stator ...  
WO/2017/205502A1
One embodiment is a unique Vernier machine comprising a rotor and a stator. The rotor comprises a back portion and a plurality of permanent magnets. The stator comprises a plurality of ferromagnetic arm structures, a plurality of ferroma...  
WO/2017/110642A1
Proposed are a motor device in which vibrations in a stator core can be suppressed , and a pointer-type display device. In the case of this motor device, tip parts 230 of first protrusion sections 23, which hold a stator core 60 from ins...  
WO/2017/098203A1
An electric motor comprising: a frame; a rotor assembly comprising a magnet, a bearing assembly, an impeller, and a shaft; and a stator assembly comprising a stator core and a bobbin. The frame has an inner wall and an outer wall, the ou...  
WO/2017/098201A1
An electric motor comprising: a frame; and a stator assembly; the stator assembly comprising a bobbin assembly and at least one c-shaped stator core. The frame comprises at least one lug, the bobbin assembly comprises at least one recess...  
WO/2017/098202A1
A four-pole stator assembly comprising: a bobbin assembly; and two c-shaped stator cores, each c-shaped stator core comprising a back and first and second pole arms extending from the back. The bobbin assembly comprises first and second ...  
WO/2017/088574A1
Disclosed is a stepping motor (71) capable of reducing vibration, having a stator winding assembly (60) with an annular permanent magnet (67). The annular permanent magnet (67) is radially positioned outside a solenoid coil (64) of a sta...  
WO/2017/083956A1
An energy converting device comprising a plate, a shaft coupled to the plate at a rotation point such that a geometric center of the plate is offset from the rotation point, a plurality of actuators arranged about an first actuator surfa...  
WO/2017/082096A1
The purpose of the invention is to provide a motor in which it is possible to efficiently construct a structure wherein a terminal part of a motor body is covered by a terminal cover. This terminal cover (7) is a resin molded article int...  
WO/2017/082097A1
Provided is a geared motor with which a large torque can be obtained without an increase in size. In this geared motor (1), an output member (8) having a helical groove (83) formed in an outer circumferential section is provided between ...  
WO/2017/082099A1
Provided are: a geared motor with which a large torque can be obtained without an increase in size; and a method for producing said geared motor. In this geared motor (1), an output member (8) having a helical groove (83) formed in an ou...  
WO/2017/082098A1
Provided is a motor in which the positional misalignment of a terminal cover provided to a motor body can be suppressed. In a terminal cover (7) fixed to a motor body (40), an engagement plate part (75) extends from a cover part (71), wh...  
WO/2017/072228A1
The present device relates to a rotor assembly, which comprises: a rotor casing (1); a rotor shaft (2) with an external thread, the rotor shaft (2) being installed inside said rotor casing (1); a magnet (3), the magnet (3) being installe...  
WO/2017/050876A1
Stator assembly and stepper drive motor including same The present device relates to a stator assembly, comprising: a stator formed by a plurality of pole pieces by means of injection overmolding, a columnar connection portion protruding...  
WO/2017/033347A1
Provided is a method for fabricating a stepping motor. The stepping motor comprises a rotor comprising a permanent magnet having two poles, an integrated and plate-shaped stator having a rotor hole into which the rotor is inserted and ma...  
WO/2017/027009A1
A modular rotary magnetic coupling includes a drive and a driven element each having a plurality of magnets about a circumference thereof. The drive element and the driven element are substantially coaxial with and are rotatably supporte...  
WO/2017/013571A3
Electrical actuator (2) comprising a housing (4), a signal processing circuit (6), an encoder disk (26), and a motor (8) comprising a stator (20) with electric coils (38) and a rotor (22) comprising a rotor body (42) and shaft (40) rotat...  
WO2017010412A1
The purpose of the present invention is to propose the following: a motor in which a stator core can be positioned accurately with respect to a case; a motor device equipped with the motor; and a pointer type display device. Specifically...  
WO/2016/189547A1
A Switched Reluctance Machine (SRM) assembly is provided. The assembly comprises a stator with a plurality of stator poles with a coil wounded on each stator pole. Each of the plurality of stator poles comprises a plurality of sub-poles ...  
WO/2016/184555A3
The invention relates to an actuator (1) in which a display element (4), which is arranged on the outside of a housing (3), is coupled to an output shaft (5) of the actuator (1) for displaying a current adjusting position. A coupling pat...  
WO/2016/184555A2
The invention relates to an actuator (1) in which a display element (4), which is arranged on the outside of a housing (3), is coupled to an output shaft (5) of the actuator (1) for displaying a current adjusting position. A coupling pat...  
WO/2016/173293A1
A spiral stepper motor and a stator and rotor mechanism thereof. A rotor comprises a central shaft (1) and a plurality of rotor blocks (2), wherein the rotor blocks (2) are continuously or separately uniformly arranged on the circumferen...  
WO/2016/139076A1
The invention relates to a rotary electric stepper motor (1) comprising a stator (10) having a number of three or more coils (12) which are arranged in a substantially circular configuration around a central motor axis (50), and having a...  
WO/2016/140310A1
 This hybrid stepping motor is formed by integrally molding a connector housing to an insulator 13 having an upper insulator 18 and a lower insulator 19, said hybrid stepping motor being equipped with a stator core 12 and output termin...  
WO/2016/139060A1
The invention relates to a method and a device for position determining in a rotatory electric step motor (1, 100) comprising a stator (10, 110) and a permanent-magnetic armature (20, 120) rotatably arranged in the stator (10, 110), wher...  
WO/2016/131670A2
The invention relates to an adjustment unit, particularly for use in a utility vehicle brake, comprising a stator and a rotor, said stator and/or rotor comprising a coil arrangement, the rotor being mounted so as to rotate relative to th...  
WO/2016/131670A3
The invention relates to an adjustment unit, particularly for use in a utility vehicle brake, comprising a stator (2) and a rotor (4), said stator (2) and/or rotor (4) having a coil arrangement (7), the rotor (4) being mounted such that ...  
WO/2016/113227A9
The invention relates to an electric motor comprising a shaft and at least two plates secured to the shaft. An even number of pairs of solenoids is arranged around the shaft. On either side of the solenoids, one magnet per pair of soleno...  
WO/2016/113227A1
The invention relates to an electric motor comprising a shaft and at least two plates secured to the shaft. An even number of pairs of solenoids is arranged around the shaft. On either side of the solenoids, one magnet per pair of soleno...  
WO/2016/110966A1
The purpose of the present invention is to achieve highly efficient driving of a motor through a simple control. This motor 1 is configured to have: a rotor part 2 in which a plurality of rotor members 21a, 21b, 21c comprising a nonmagne...  
WO/2016/104660A1
A drive circuit for a two-coil step motor having: a rotor (41) in which an N-pole and an S-pole are magnetized; first, second, and third stator magnetic poles (42); a coil A; and a coil B, wherein the drive circuit has: a drive-pulse gen...  
WO/2016/102353A1
The invention relates to a method for operating a reluctance machine, which comprises a rotor composed of a soft magnetic material and having an even number of salient poles and a stator having a multi-strand offset diametral winding, wh...  
WO/2016/100741A3
A system having a damper (102) with six or more indentations (202, 204, 206, 208, 214, 216, 218, 220) on alternating sides (201, 215) of the damper, where each indentation is open to an outer circumferential surface (211) of the damper a...  
WO/2016/092035A1
The invention relates, according to the most general acceptance thereof, to an electronic actuator made up of a polyphase brushless motor comprising a rotor provided with permanent magnets and secured to an output shaft, and a stator sup...  
WO/2016/063237A1
A torque delivering apparatus, including: polygonal cross-section stator body having a plurality of exterior side faces of even number extending between opposite axial end faces, the stator including cylindrical bore extending between th...  
WO/2016/012329A1
The invention relates to an electric stepper motor having at least two electric phases, including a stator (2) having a plurality of magnetic stator poles (P) for each electric phase. The stator includes a magnetic armature (6) comprisin...  
WO/2015/200557A1
A submersible thruster, and methods of optimizing and using same, including selecting a motor with an efficiency of greater than 75 percent when operated at 250 rpm immersed in a pressure-resistant fluid, the motor having a drive shaft w...  
WO/2015/194210A1
Provided is a high-efficiency stepping motor in which the magnetic force of an excitation coil is made to effectively contribute to the rotating operation of the rotor. The stepping motor (50) uses permanent magnets (22) each having a su...  
WO/2015/193066A1
The invention relates to a motor vehicle lock having an actuating element (2), in particular a control shaft, and a drive (3) for adjusting the actuating element (2), wherein the drive (3) has a rotor (4) and a stator (5), wherein the st...  
WO/2015/162557A3
Electric motor comprising a rotor (10) comprising a magnetized part (18) defining a plurality of rotor poles, a motor stator (12) comprising a plurality of windings (28) and a magnetic armature (26) defining a magnetic circuit, and a rot...  
WO/2015/163613A1
Disclosed is a stepping motor comprising: a bracket having a first protruding line and a second protruding line formed at both sides; a stator and a rotor disposed on the bracket; a lead screw coupled to the rotor; and a movement member ...  
WO/2015/140266A3
The invention relates to a hybrid electric machine with N phases (N ≥ 1), each phase comprising first and second assemblies which are movable relative to one another and each have a toothed section made up of a number of teeth that are...  
WO/2015/118169A3
An electric motor (1) comprises: a stator (2) having a plurality of stator poles (3), with each of which stator pole windings are associated and each of which includes a pole shoe (4) that has a tooth structure comprising at least two te...  
WO/2015/103463A1
A motor includes a rotor assembly includes a rotor and a motor shaft secured to the rotor. The motor further includes stator coils. Circuitry of the motor includes electronic components that cooperatively operate to activate and deactiva...  
WO/2015/087841A1
A motor in which coil terminals (56) extending from a stator assembly (40) (stator) surrounding a rotor (30) are connected, via a flexible plate-like substrate (60) (wiring member), to a connector terminal (61) supported by a terminal su...  
WO/2015/074940A1
The invention relates to an electric motor including a rotor (2) including a magnetised part (3) defining a plurality of rotor poles, and a stator (4) including a plurality of coils (8) and a magnetic armature (6) defining a magnetic cir...  
WO/2015/067690A2
Stepper drive motor Provided is a stepper drive motor, comprising a coil, a stator, a rotor and a shaft, wherein the coil is wound around the stator; the stator comprises pole pieces, a winding bobbin, a stator housing and a connector, t...  
WO/2015/067690A3
Stepper drive motor Provided is a stepper drive motor, comprising a coil, a stator, a rotor and a shaft, wherein the coil is wound around the stator; the stator comprises pole pieces, a winding bobbin, a stator housing and a connector, t...  
WO/2015/040305A3
The invention relates to an electric machine (1) comprising a rotor (2) including on the surface thereof at least two separate areas of magnetic permeability (7), and a stator (5) including at least two power coils (4A-4A', 4B-4B', 4C-4C...  

Matches 1 - 50 out of 9,106