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WO/2002/031277A1 |
The swivel joint apparatus has a first, fixed member for securing to a fixed base of the building to extend co/axially with a central axis of rotation of the building, and a second member rotatably mounted on the first member for securin...
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WO/2002/023682A1 |
The invention relates to a brush holder for commutating machines, comprising a plurality of commutator brushes (15) adapted to be placed on a commutator (18) of the commutating machine in a nonpositive fit. One each of said brushes is gu...
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WO/2002/019477A1 |
The invention relates to a brush assembly for an electric machine (10), comprising at least one pair of brushes (44). At least one brush (22) is mounted in a displaceable manner and a spring (46) acts upon the displaceable brush(es) (22)...
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WO/2002/019478A1 |
In a conventional hook commutator a soldered connection (15), which connects a carbon segment (13) to a lamella (11) can be broken, because heat is produced during the hot-staking process for fixing the winding wires. According to the in...
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WO/2002/011269A1 |
A planar carbon segment commutator assembly (10) made by forming an annular conductor substrate (50) with an annular front projection (18) extending integrally and axially from a front surface (14) of the substrate (50). An annular carbo...
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WO/2002/008480A1 |
A sliding contact material comprising Ag-Ni based alloy having Ni metal particles dispersed for use in a sliding part for practicing electrical make and break by mechanical sliding operations, characterized in that it is prepared by admi...
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WO/2002/003403A2 |
Disclosed is a self-diagnosing system for the transmission of electric signals, electric power or media over short stretches between units which can move towards other, comprising at least one first unit arranged along the path of moveme...
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WO/2002/001682A1 |
A connector for an electric motor transmits power from an external source to armature-mounted coils of the motor. The connector comprises two terminals (3, 4) to which power is supplied and two conical conductive tracks (6, 7) mounted on...
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WO/2002/001700A1 |
As a solid lubricant, molybdenum disulfide or tungsten disulfide and as an abrasive, alumina, silica, or silicon carbide are added to filler graphite. An electrically good conductor metal is applied to the entire surface except the conta...
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WO/2002/001681A1 |
A carbon brush for an electric machine which comprises a carbon brush substrate containing a solid lubricant such as molybdenum disulfide, tungsten disulfide or the like and a grinding material such as alumina, silica, silicon carbide or...
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WO/2001/095439A1 |
The invention concerns an electric motor, in particular a gear motor for activating vehicle functional equipment items, comprising a rotor shaft (1) provided with a commutator (2) co-operating with conductive brushes (3) arranged in brus...
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WO/2001/091251A2 |
The invention relates to a sliding contact device for transmitting electrical signals or power between at least two units located opposite one another, whereby at least one unit comprises slideways, which are arranged along the trajector...
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WO/2001/089059A2 |
The invention is related to a by-pass type electrical vacuum cleaner motor that lengthens the service life of the roller (9) at the commutator side by protecting it from the carbon dusts and that prevents the deterioration of the roller ...
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WO/2001/086761A1 |
The collector comprises an annular stator structure (1) designed for coaxial fixing to the upward-and-downward moving annular structure (S) of the wrapping machine and having a U-shaped section which is rotated through 90° and in the ca...
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WO/2001/080405A1 |
Face commutators (30) with substantially planar commutating segments (31) that are bonded to a conductive member (33) which is attached to an insulating hub (41). The hub (41) has an axial bore (43) designed to be press-fitted on the arm...
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WO/2001/080377A1 |
The invention relates to an electrical machine, especially a starter motor for starting an internal combustion engine, that comprises an armature. Said armature is rotatably mounted inside an excitation winding and comprises commutator w...
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WO/2001/080404A1 |
The invention relates to a hook commutator for an electric motor. A wire is wedged between a commutator hook and is often in poor mechanical contact with the commutator hook. The inventive hook commutator (30) provided with a commutator ...
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WO/2001/080403A1 |
The invention relates to a rotating electric machine, comprising a contacting device having at least one sliding contact arranged on the periphery thereof. Said sliding contact is slidingly connected to a brush arrangement (sliding syste...
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WO/2001/069760A1 |
The invention concerns a commutator device (1) for electric motor, comprising a housing part (2) and commutator brushes (3) housed in the housing part, each brush comprising a contact surface (8) designed to be pressed in contact against...
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WO/2001/061795A1 |
Electrical machine with collector rings for conducting an electric current to and from the collector rings on the rotor via a plurality of stationary carbon collector shoes, the collector rings being provided with a hard and wear-resista...
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WO/2001/056136A1 |
A connector support block has a recess defined in part by an arcuate surface for limiting deflection of a main lead connector coupled between the main lead terminal and the innermost turn of end coils on a generator. The recess is spanne...
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WO/2001/054251A1 |
The present invention relates to a brush assembly of a motor, wherein a rectifier is assembled in the configuration of a roller, which enables the rolling-contact between the rectifier and the brush connected thereto, and more particular...
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WO/2001/054235A1 |
An improved flat or cylindrical mechanical electric commutator with neutral segments (4) between the current carrying segments which allow the current carrying carbon brushes (11, 12, 13, 14) in a brush holder (7) to pass from a negative...
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WO/2001/051251A1 |
The invention relates to a hand machine tool (10), in particular, an angle grinder, with a housing (12), which accommodates an electric motor (21) and a gearbox (26). The motor (21) comprises a rotor (210), mounted in rotor bearings (210...
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WO/2001/050578A1 |
A switched reluctance motor (10), having a stator (20) with poles (24) defining a gap (28) between adjacent stator poles (24). Windings (32a, 32b) for two phases are wound about the stator poles (24) such that windings (32a, 32b) and sta...
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WO/2001/048873A1 |
The invention relates to a method for producing a hooked commutator for an electromotor, which has a metal layer (7). In a first step, the metal layer (7) is applied solely to a broad face (4) of a metal strip (3) in such a way that said...
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WO2000072408A9 |
A swiveling electrical connector (560) is described. A male assembly (500) has three conductors (504, 508, 510) electrically isolated from each other. A first one of the three conductors in the male assembly includes a cylindrical surfac...
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WO/2001/041260A1 |
The invention concerns an armature commutator (24) of an electric rotary machine, in the shape of a drum comprising an outer cylindrical surface whereon are arranged axially oriented longitudinal conductor segments (30) each comprising a...
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WO/2001/041167A2 |
An element (20) for making an electric contact to another contact member (19) for enabling an electric current to flow between said element (20) and said contact member comprises a body having at least a contact surface thereof coated wi...
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WO/2001/041261A1 |
The invention concerns an armature commutator (24) of an electric rotary machine, in the form of a drum comprising an outer cylindrical surface whereon are arranged axially oriented longitudinal conductor segments (30) comprising each a ...
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WO/2001/039336A1 |
A plane commutator for an electrical machine comprises a support body (1) consisting of insulating molded material, a plurality of conductor segments (3) and the same number of carbon segments (4), which are situated at the front and whi...
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WO/2001/037406A1 |
A DC motor comprises a stator (2) including n phase coils arranged at substantially regular intervals around the stator core (3), a rotor (8) including a plurality of permanent magnets (9) at respective positions corresponding to the coi...
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WO/2001/037402A1 |
A current feeding device for EGR valve devices, wherein a power supply motor brush (25) in the current feeding device is arranged on the side of a sensor body power supply section (21) having a sensor, thereby dispensing with a connectio...
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WO/2001/037408A1 |
A rotor for a dynamoelectric machine includes a rotor shaft, a commutator, an armature, and a plurality of risers. The commutator includes a plurality of commutator bars extending circumferentially from the rotor shaft. The armature incl...
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WO/2001/035499A1 |
A coaxial drive (22) employs a base member (26) which is secured to a housing (18) and is open to atmosphere and mounts rotatably an interior drive shaft (90) about the base member (26) so that rotation of the drive in either direction i...
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WO/2001/033699A1 |
A small-sized motor wherein a brush device is composed of a carbon brush (1), a straight brush arm (2) holding the same and a brush base (3) connected to the brush arm (2). The brush base (3) is provided with a receptacle terminal (5) fo...
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WO/2001/022558A2 |
A connector module (11) for an electric motor is in the form of first and second contact ball-bearing assemblies (12, 13) mounted coaxially about the motor shaft (5) in a single plane, such that a first component (15) rotates with respec...
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WO/2001/011757A1 |
A power tool has an electric motor with a stator assembly and an armature rotatable within the stator assembly. A commutator (50) is rotatable with the armature and is connected to the armature via a shaft (42). The commutator (50) has a...
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WO/2001/010575A1 |
In a machine for testing and sorting miniature electrical inductors (30) of the type having spaced-apart, opposed first and second metal-terminated ends, wherein the machine includes a feed station (2) having an inlet, an outlet and adap...
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WO/2001/006601A1 |
The invention relates to a rotatable electrical joint, joint holder and cordless electrical applicance. Prior art electrical connectors have not good coupling mechanical strength, electrical contact, security, and cordless electrical app...
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WO/2001/005018A1 |
A device for energizing a DC motor having a commutator segmented into pieces in a circumferential direction to commutate the DC current that is fed from a power source via a first brush and a slip ring that is segmented into n parts in a...
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WO/2000/078216A1 |
The invention relates to a method of and a device for cleaning a slip ring (1) which is rotatable about an axis of rotation, is supported by a frame (9) and a circumferential surface of which is provided with a signal (4) or power (3) tr...
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WO/2000/077889A1 |
The invention relates to a method for producing a flat commutator (1) in which a metallic supporting body which forms segment supporting parts (4; 104) is provided (52; 152) with a hub (6) made of an electrically insulating material. Sai...
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WO/2000/077448A1 |
An illumination device (5), for illumination of a portable electronic device comprises: a white LED (9) in a flexible arm (7), plugs into and is powered through a utility power jakc (4) of a portable electronic device (1) in a manner tha...
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WO/2000/074181A1 |
The invention relates to a method of producing a flat commutator with a hub body formed from an insulating molded material, a plurality of conductor segments and a equal number of carbon segments that form the bearing surface. The hub bo...
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WO/2000/072401A1 |
The present invention relates to an electrical signal coupling device and more particularly to a rotary signal coupler suitable for use in transmitting electrical signals between transducers mounted on a shaft and wiring which is fixed r...
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WO/2000/057532A2 |
A motor includes a shaft, at least one bearing, a rotor, a stator, and a brush carrier. The bearing is located adjacent to the shaft. The rotor is interconnected to the shaft and magnetically interacts with the stator. The brush carrier ...
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WO2000025410A9 |
Devices for the management of contact spots, partly consisting of surface plating, partly of surface polishing and partly of substrate surface profiling in the form of parallel grooves stretched out in the direction of sliding and/or of ...
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WO/2000/054396A1 |
The invention relates to an electric DC generator (10) with a rotor (26) that is rotatably mounted in a housing (12) and that has a plurality of electromagnets arranged at a distance to the rotational axis with respective coil windings (...
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WO/2000/051209A1 |
The invention concerns a brush-holder mount for electric machines comprising two components (3, 4) directly assembled on each other, one (3) with several guide cages (3c) each receiving a brush (1) and a spring (7), the other (4) consist...
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