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Matches 1 - 50 out of 387

Document Document Title
WO/2017/144031A1
The invention relates to an electromagnetic device for eliminating a yarn loop during the process of winding yarn on a cross-wound bobbin on a spinning machine at a constant speed of the yarn production, which comprises a cylindrical two...  
WO/2017/132220A1
A torque motor has a mechanical reference member, an armature, and a field assembly. The field assembly includes field pole pieces defining a pole opening, and the armature is mounted to the mechanical reference member for rotation about...  
WO/2016/192308A1
Disclosed is a method for balancing an external force load in a machine tool spindle motor, which belongs to the field of spindle motor control. In the method, a multidimensional electromagnetic force output of a motor is used, and a cur...  
WO/2015/173037A1
Actuator (8, 8') comprising an electric motor (10) with a rotary output shaft (34) and an output member (14) that can be switched between two angular positions which is fixed to the output shaft. The actuator comprises a rocker mechanism...  
WO/2015/073435A3
An actuator assembly for torque transfer is disclosed, which includes an input shaft, an output shaft, and a limited angle actuator that is coupled to the input shaft for rotating the input shaft to generate an input torque profile over ...  
WO/2015/073435A2
In one aspect, an actuator assembly is disclosed, which includes an input shaft, an output shaft, and a limited angle actuator that is coupled to the input shaft for rotating the input shaft to generate an input torque profile over an in...  
WO/2015/025033A1
The invention relates to a motor vehicle lock with an actuating element (2) adjustable about an actuating element axis (1), in particular a control shaft, and with a drive (3) for adjusting the actuating element (2), wherein the drive (3...  
WO/2015/022158A3
The invention relates to an electromechanical actuating drive (1), wherein an outer housing (3) of the electromechanical actuating drive or a part of said outer housing performs a rotational motion about a longitudinal centre axis of the...  
WO/2015/004341A1
The present invention relates to an electromagnetic actuator (1) having an operational angular range having multiple air gaps (4), wherein said actuator (1) comprises at least three elements (2) having magnets spaced apart from one anoth...  
WO/2014/177133A1
The invention relates to a scanner device having a mirror arranged so as to be pivotable about an axis of rotation, an iron core with an air gap, a coil arranged about a portion of the iron core, and two permanent magnets. The two magnet...  
WO/2014/076247A1
The invention relates to a magnetic brake having reduced-notching hysteresis comprising a stator provided with at least one control coil and a rotor that is movably mounted opposite the poles of the stator, characterized in that the brak...  
WO/2014/016041A1
The invention relates to an arrangement (1) for monitoring the state of an electric contact (2) in a generator, in which the state of the electric contact is detected by means of an infra red camera (3) and is captured when in operation.  
WO/2013/139502A3
The invention relates to a direct drive for a rotation machine, particularly for a container treatment machine, said drive consisting substantially of a fixed machine part (1) and a machine part (2) rotating around a vertical machine axi...  
WO/2013/087412A1
The aim of the invention is to improve the power density of transversal flux machines. Therefore, a transversal flux machine is provided with a first active part and a second active part (1) which, in order to move along a predefined mov...  
WO/2013/012730A3
The invention relates to an electrical rotary actuator suitable for use in a refrigerator ice-dispensing door. The actuator provides a rotating shaft driven by a DC permanent magnet motor through a gear train and subject to a returning f...  
WO/2012/076175A3
The invention relates to a manual torque adjuster for a motor vehicle steering system, having an electric motor (1) which has a pinion which is arranged on a motor shaft (6) on the output side of said electric motor (1), which pinion dri...  
WO/2012/056213A1
An electric servo assistance unit for use in a power steering system comprises a stator (10) comprising a plurality of magnets and a rotor (8) comprising a plurality of coil windings, a input shaft (1) and output shaft connected by a def...  
WO/2011/069897A3
The invention relates to an electromagnet (10) for adjusting an actuating member having a coil unit (12) that can be energized, an armature unit (18) displaceable by means of the coil unit (12) between two end positions (14) and operatio...  
WO/2010/078082A1
An actuator system has a external rotor motor (22) having: (i) an internal armature configured as a stator (22) having a set of coils (66) wrapped around a set of arms, and (ii) an external permanent magnet (64) rotor having a set of pol...  
WO/2009/024104A3
The drive (1) for machines, especially for machine-tools, formed by the moment motor (3) and by the mounting system (27), an integral part of its solid part (24) being the stator (9) of the moment motor (3) and an integral part of its re...  
WO/2009/024104A2
The drive (1) for machines, especially for machine-tools, formed by the moment motor (3) and by the mounting system (27), an integral part of its solid part (24) being the stator (9) of the moment motor (3) and an integral part of its re...  
WO/2008/128130A1
An actuator includes an iron member having a shape selected to define a first opening in a central portion thereof and a plurality of armature openings in a periphery thereof and having a gap extending from the first opening to the plura...  
WO/2008/001121A8
A motor arrangement having a rotor with a north rotor magnetic pole and a south rotor magnetic pole, the rotor being rotatable about a rotor axis between a first rotor position and a second position, the rotor including a first rotor abu...  
WO/2008/001121A1
A motor arrangement having a rotor with a north rotor magnetic pole and a south rotor magnetic pole, the rotor being rotatable about a rotor axis between a first rotor position and a second position, the rotor including a first rotor abu...  
WO/2007/121759A1
The invention specifies a motor unit (1), which has a housing (2) and an electric motor, whose output shaft (8) is connected to an input shaft (11) via pulleys (10) and a belt (5). It is desirable to provide a compact motor unit which ca...  
WO/2007/107218A1
The invention relates to a segmented drive, having a rotor (1) bearing a plurality of permanent magnets (2), wherein the permanent magnets (2) are arranged in a first subregion of the circumference of the rotor, and a bearing (5) for val...  
WO/2007/022977A1
The invention relates to a rotor pertaining to an electromotive valve actuating device. Said rotor is formed from two cones (2) which face each other with the bottom walls (2a) thereof. A plurality of permanent magnets (8) are arranged o...  
WO/2007/009851A1
The invention relates to a machine tool having a work spindle (3) rotationally driven continuously by a work spindle motor (2) during the machining of a workpiece (1) and having a tool spindle (5) rotationally driven continuously by a to...  
WO/2005/071817A1
The invention relates to an electric segment motor (01) for producing a swiveling movement, comprising a stationary stator (11, 12) and a swivel-mounted rotor (03). Said stator (11, 12) has at least on magnetic circuit (10) excited by at...  
WO2002095516A3
As rotational mechanical devices accelerate or decelerate, they generate torque against their housing and/or their surroundings. This torque represents wasted energy that is lost to the system. The invention comprises the use of equal an...  
WO/2005/064775A1
A limited rotation motor system that includes a rotor is disclosed wherein the rotor includes a sleeve (10) with a first open end and an a second end having an integral closed end element (16), and a permanent magnet (14) that is receive...  
WO/2005/057051A1
An electric actuator (10) capable of rapidly and smoothly switching a transmission torque and allowing a device cost to be lowered and a device size to be reduced and a control device thereof, the electric actuator (10) comprising a moto...  
WO/2005/024877A1
The invention relates to a rotating electric motor (5) for operating an electric component. The motor is arranged for an operating movement during a limited predetermined angular motion of the rotor of the motor. An electric drive circui...  
WO/2005/015713A1
A magnetic bi-stable latch with an upper stator (12); and a lower stator (14), a rotor (26) between the upper stator (12) and lower stator,(14) and adapted for rotation between a first latched position and a second latched position: Each...  
WO2004073139A3
A torque motor (20) has a base (21), four polepieces (22A, 22B, 22C, 22D) extending away from the base, the polepieces being separated from one another and being arranged at the corners of an imaginary polygon (27), each polepiece termin...  
WO/2004/109140A1
This invention describes a clutch actuator based on electric motor and generator machines, intended to be used in all motor vehicles in general. Basically it is an innovative way to produce heavy forces, with small displacement, to actua...  
WO/2004/109139A1
This invention describes an automated clutch actuation system, with short response time, based on the principles of rotary electric motor and generator machines, intended to be used in all motor vehicle’s in general. The required elect...  
WO2004013803A3
A reliable and cost-efficient direct drive force feedback motor is suitable for joystick applications, allowing multiple degrees of output freedom, requiring no coil commutation, and permitting compact packaging. A multiple degree-of-fre...  
WO/2004/091078A1
A rotary actuator comprises a stator having a plurality of permanent magnets (1a, 1b), a rotor having a rotor core (3) formed with a plurality of salient poles (3a, 3a) and a rotor coil (5) wound on the rotor core (3), a magnetic torque ...  
WO/2004/091077A1
Salient poles (3a, 3a) are formed on a rotor core (3) such that their surfaces opposed to permanent magnets (1a, 1b) are each formed of an arc whose radius varies according to places, its middle and its borders. Further, the angle betwee...  
WO/2004/082106A1
Device (100) for producing torque, the device including an armature (102) made of a printed circuit board, at least one winding (124) formed on the armature in a substantially rectangular spiral path, at least one magnetic field inducer ...  
WO/2004/073139A2
A torque motor (20) has a base (21), four polepieces (22A, 22B, 22C, 22D) extending away from the base, the polepieces being separated from one another and being arranged at the corners of an imaginary polygon (27), each polepiece termin...  
WO/2004/068675A1
A limited rotation torque motor is disclosed including a rotor with at least one pair of magnetic poles and a stator with at least one pair of stator coils. Each stator coil includes a plurality of layers of interconnected flexible circu...  
WO/2004/066476A1
The invention concerns a single-phase electromagnetic actuator with limited working stroke (c), comprising a stator part (5) consisting of at least 2N poles, N being an integer, excited by at least one excitation coil (8), and a mobile c...  
WO2003060932A8
The group of inventions relates to magnetic systems, in particular to a method for controlling the flux of electromagnet and to the structural design of an electromagnet which is used for carrying out said method. The inventive structure...  
WO/2004/017499A1
A limited rotation torque motor is disclosed that includes a rotor and a stator. The rotor includes a plurality of pairs of magnetic poles (32, 34, 36, 38) and the stator includes a plurality of pairs of stator coils (42, 44, 46, 48). Ea...  
WO/2004/013803A2
A reliable and cost-efficient direct drive force feedback motor is suitable for joystick applications, allowing multiple degrees of output freedom, requiring no coil commutation, and permitting compact packaging. A multiple degree-of-fre...  
WO/2004/008611A1
The motor unit (10) of an exposure system comprises a motor (45) for rotary-driving a drive shaft (23), and a motor (33) for rotary-driving a drive shaft (21). Stators (45b, 33b) of respective motors are coupled with the cancel stator (5...  
WO/2003/077404A1
The invention relates to a torque motor (1) provided with an annular rotor (15) and an annular stator (2), which comprises a stator frame with iron cores and electrical windings arranged thereon. According to the invention, the iron core...  
WO/2003/060932A1
The group of inventions relates to magnetic systems, in particular to a method for controlling the flux of electromagnet and to the structural design of an electromagnet which is used for carrying out said method. The inventive structure...  

Matches 1 - 50 out of 387