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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/2001/065667A1 |
Commutator (10) for electrodynamic machines such as electric motors having a cylindrical shell (20) of insulated commutators bars (14). Each of the bar has an outer layer (22) with tangs (18) extending from the outer layer (22) and an in...
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WO/2001/061828A1 |
The invention relates to an electric motor, in particular for raising and lowering the panes of a motor vehicle, comprising a driving gear (11), a driving gear housing (10) and an electronic control system located in said driving gear ho...
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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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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/2001/037402A1 |
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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WO2000062402A9 |
The armature is fabricated from pre-machined copper sheet metal parts with an electrical conductor pattern of numerous axially extending conductive bands. These precision machined sheet metal parts are cold rolled to form two work harden...
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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/2001/010003A1 |
The invention concerns a rotary electric machine comprising an axial end shield (10) generally shaped like a metal plate (12) extending in a plane perpendicular to the axis (A) of rotation of the machine rotor which bears at one of its a...
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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/2000/074216A2 |
The invention relates to a commutator motor, notably a control motor for vehicle units such as window lifts, sun roofs and such like, which comprises a brush holder (19) fixed to the motor housing (11) and a device (22) for detecting the...
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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/2000/070726A1 |
A plate spring-like feeding terminal (43) of a coreless motor (1) is obliquely fixed and extended upward toward the inside. A motor holder (2) has a slope (23) going up toward the inside from an insert port (22). Thereby, the feeding ter...
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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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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/2000/046906A1 |
A method of efficiently converting electrical energy to mechanical energy and electrical energy that includes constructing a cylindrical stator casing (11) from a non-magnetic, non-conductive material, and mounting a plurality of armatur...
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WO/2000/046899A1 |
The invention relates to an electric motor comprising a commutator and lever-type carbon brushes which are elastically pressed against said commutator and pivot about a pivot axis. A connecting line which is perpendicular to the pivot ax...
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WO/2000/038300A1 |
The aim of the invention is to provide a more sophisticated interference suppression circuit with two capacitors in what is known as a cy circuit, whereby a metallic electromotor housing is to be connected to the interference suppression...
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WO/2000/036729A1 |
The invention relates to an electrical gear motor for driving automobile units such as windshield wipers, window lifts or the like, comprising a gear housing (10) that can be closed by a housing cover (13), a motor housing (11) and a com...
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WO/2000/036728A1 |
The invention relates to an electric drive unit for units of a motor vehicle such as window lifters, wipers or the same, comprising a commutator motor (11) with a commutator (16) and commutator brushes (17) and electric components (18-21...
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WO/2000/033428A1 |
The aim of the invention is to provide a commutator that has extremely exact geometrical dimensions, a long-time stability and is easy to produce. To this end, a commutator (1; 101; 201) with a pre-shaped, substantially cylindrical suppo...
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WO/2000/031861A1 |
A power generating electromagnetic motor (9) which comprises a novel pulsed plasma commutator (22) in conjunction with a bipolar magnetic rotor (16) made of high BH.sub.max permanent magnets (14) affixed to a core element (18) disposed a...
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WO/1999/062166A1 |
In existing rotors for electrical motors, rotor winding wires stand the risk of breaking due to buffeting. The inventive rotor (1) for an electrical motor has a commutator (7), a rotor shaft (9) with a rotor winding (13) located on a rot...
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WO/1999/057797A1 |
A barrel or face-type carbon-segment commutator assembly (12c) for an electric motor includes a segmented commutating surface (22c) defined by an annular array of commutator sector (14c, 18c), each sector including a carbon segment (18c)...
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WO/1999/056355A1 |
Electric machines are known which comprise a commutator, brushes which press against the same, and a reserve of lubricant which works between the collector and the brushes in order to reduce or prevent arcs during machine operation and p...
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WO/1999/053598A1 |
The invention relates to an electric motor-driven drive mechanism which comprises an electric motor (12) having a brush holder (15, 116, 216) for accommodating brushes (15a, 15b) and at least one magnetic field sensor (18a, 18b, 118a, 21...
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WO/1999/052198A1 |
The invention concerns a motor vehicle electric motor unit comprising a wiper blade carrier plate having a brass insert and a radiator, characterised in that the plate has a plastic over-moulding enclosing the insert and the radiator.
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WO/1999/046834A1 |
The invention relates to a rotor for a commutating machine, comprising a rotor shaft (10), a rotor body (11) which accommodates a rotor winding (14), and a commutator (12). Said commutator (12) has an insulating body (16) which is placed...
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WO/1999/044271A1 |
The invention relates to a method for fixing a rotor winding (15) which is hooked onto the terminal lugs (122) of the commutator segments (121) of a commutator (12). The rotor winding is to be fixed in the area between the end windings (...
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WO/1999/040672A1 |
The invention concerns an interference suppression system in an engine with permanent magnets activating a functional motor vehicle element, wherein the engine (1) comprises powering brushes (8, 9), connected to an external power source ...
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WO/1999/040671A1 |
In a collector motor with two or more power supply connections (+, -) for the voltage supply of the collector motor, a metallic pole tube (1) and an interference suppressor (3a, (3b) and (4), the pole tube (1) is part of the interference...
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WO/1999/023742A1 |
A rotor for an electrical machine according to one embodiment of the present invention comprises a shaft (16) defining an axis of rotation of the rotor, and first and second pole pieces (12, 14) affixed to the shaft (16) for rotation the...
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WO/1999/010968A1 |
A copper ring (45) having hooks (43) and fabricated by forming a copper plate is brazed to a carbon member (46), with a brazing filler material having a melting point higher than the temperature at which a coil is connected to a conducti...
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WO/1999/008367A1 |
A carbon commutator characterized in that segments one end of each of which serves as a sliding part to slide on a brush and to the other of which a conductive terminal member is secured are arranged annularly while being insulated from ...
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WO/1999/004123A1 |
The invention relates to an automatic door or window system, comprising two wings (1, 2) driven in opposite direction and two fixed lateral wings (1a, 2a). In order to achieve a compact structure, each wing (1, 2) is fitted with a separa...
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WO/1999/004122A1 |
The invention relates to an automatic door or window installation comprising two opposite-moving driven sliding leaves (1,2) and two inactive side leaves(1,2a). In order to obtain a particularly compact design, each sliding leaf is provi...
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WO/1999/000885A1 |
The invention relates to an electric drive unit, especially for automobile windscreen wipers, comprising a drive motor with an armature accommodated in a substantially pot-shaped motor housing or pole box (10), in addition to a substanti...
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WO/1998/054821A1 |
A brush holder with which the electrical short-circuit failure of a plus side lead can be avoided structurally, the productivity can be improved and the cost can be reduced. Claws by which a plus side brush holding frame is fixed are dia...
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WO/1998/053806A1 |
Ophthalmic compositions for preventing corneal clouding and corneal refraction insufficiency, ultraviolet protective agents for protecting the ocular tissue or skin from harmful UV light, or antiallergic agents for topical administration...
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WO/1998/040954A1 |
The invention relates to an engine pump unit, especially for a motor vehicle anti-lock braking system, comprising an electric motor (2) which is located on one side (3) of a pump unit (4), and an electronics unit (7) which is located on ...
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WO/1998/037613A1 |
With rotors for electric motors, the commutator is usually mounted on the rotor shaft by means of a press fit connection, which results in undesirable damage to the surface of the rotor shaft. The invention relates to a novel rotor, in w...
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WO/1998/036485A1 |
A motor-driven aggregate (1) has a motor unit (2) and a working machine. The motor unit (2) has a rotor (7) with a motor shaft (6) for driving at least one working element (18). The invention essentially consists in that the rotor (7) is...
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WO/1998/023022A1 |
To reduce wear and tear of brushes (6;6) and to extend their useful working lives, it is possible to reduce sparking on the rear edge (6.2) of the brushes (6;6) by means of a commutating magnetic field (M), e.g. by an additional magnet (...
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WO/1998/015998A1 |
The invention relates to a device for supporting and electrically contacting brushes, which is used to produce a slipping electric contact to slip rings on a shaft of a current generator or an electric motor. The device has a support, wh...
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WO/1998/010506A1 |
Rotary electric machine comprising a stator with permanent magnets and a rotor having an iron core and a winding. The rotor winding comprises a number of discrete coils (11A-C) each being provided with an iron core (10A-C) and so arrange...
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