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WO/2009/040163A1 |
The invention relates to a brush for an electrical machine, having a brush spring and at least one brush body which is arranged on said brush spring, wherein the brush spring is of substantially C-shaped design and has two limbs which ex...
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WO/2009/037027A1 |
The invention relates to a commutation device (1) having a rotatable commutator (2) and at least one grinding element (16, 17, 18, 19) contacting the commutator (2). According to the invention, means (21) for removing abrasion debris (20...
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WO/2009/023137A1 |
The commutator for delivering high current to a motor-generator has a rotor with mutually isolated commutator bars configured with a circular outer surface, and a stator having a circular stator frame with guide members extending radiall...
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WO/2009/023412A1 |
A brush (30) for the stator of an electric motor (20) has microfibers (60) establishing both mechanical and non-mechanical electrical connections to the commutator.
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WO/2009/019563A2 |
An electric machine comprises: a casing (2); a stator (3) and a rotor (4) supported by the casing (2), the rotor (4) having at least one rotor winding (7); a commutator (9) connected permanently to the rotor (4) and electrically connecte...
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WO/2009/020614A2 |
An electrical contact member (60, 80) for use with a rotary interface within a connector assembly is provided. The electrical contact member includes a lower portion (72, 92) adapted to receive an electrical wire; and a laterally deflect...
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WO/2009/003902A1 |
The invention proposes an electrical machine (10), in particular a claw-pole generator, with a stator (25) and a rotor (40), wherein the rotor (40) bears at least one field winding (61), which can be supplied with field current by means ...
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WO/2009/003027A1 |
A method of commutating a motor includes calculating an adjustment electrical angle, and utilizing the adjustment electrical angle in a common set of commutation equations so that the common set of commutation equations is capable of pro...
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WO/2008/151187A1 |
Exemplary vacuum interrupters are described.
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WO/2008/148583A1 |
The invention relates to a method and a diagnosis system for monitoring a slip ring system in electric machines, the slip ring system comprising carbon brushes and brush holders and at least one slip ring. In addition, the invention rela...
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WO/2008/148060A2 |
Methods and systems for monitoring a component of an electrical device and/or a brush of a brush holder assembly are disclosed. One method includes receiving data from a plurality of remote monitoring locations at a central control unit,...
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WO/2008/148058A1 |
Methods and systems for monitoring a brush holder assembly and/or detecting wear of a brush in a brush holder assembly are disclosed. One method includes sending data from a plurality of remote monitoring locations to a central control u...
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WO/2008/143771A2 |
A high-frequency drum-style slip-ring module (100) is used in a contact-type communication system. The module utilizes PCB construction to construct a plurality of stacked electrically-conductive rings (102) and a plurality of dielectric...
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WO/2008/139681A1 |
A mold rectifier includes: a plurality of rectification pieces formed by copper or a copper alloy and arranged on a circumference; a plurality of spark absorbing elements arranged between adjacent rectification pieces, having a pair of p...
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WO/2008/137284A1 |
A contact tip (36) for wire welding applications, a method of making a welding device and a method of using such a welding device are provided. The contact tip (36) includes one or more conductive brushes (56) fitted to a conductive cont...
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WO/2008/131980A1 |
The invention relates to a commutator (1) for an electric machine, comprising a circumferential running surface (5) formed of a plurality of metal plates (3) disposed behind each other in the circumferential direction, and separated from...
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WO/2008/132099A1 |
A tapping device (8) comprises a brush holder (9), which is made of electrically conductive material and can be connected to a base body of an electric machine. The tapping device (8) further comprises a brush (15), which is made of elec...
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WO/2008/133015A1 |
Intended is to provide a sliding contact having an output accuracy improved better than that of the prior art. A slider (2) is constituted by coating bundles of multiple carbon fibers (6) with a resin (5). The slider (2) is bifurcated in...
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WO/2008/130318A1 |
A contact element of an alkaline battery having a water-based alkaline electrolyte is made of a material from a metal strip product. The metal strip product comprises a strip substrate (2) 5 of steel with a tensile strength of at least 1...
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WO/2008/122628A2 |
The invention relates to a an electric motor with a wound rotor (26). This type of rotor (26) requires the use of a collector (25) on the rotor (26) and brushes (21 to 24) on the stator (20) of the electric motor. According to the invent...
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WO/2008/113935A1 |
The invention relates to a collector for a rotary electric machine, in particular the starter of an automotive vehicle, the collector having a longitudinal axis and including: a plurality of electrically conducting, in particular metalli...
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WO/2008/113634A1 |
The invention relates to a flexible electrical extension cable (2) and a pipe processing device (40) adapted thereto. The extension cable (2) is divided into two cable pieces (2-1, 2-2) by a rotational coupling (4). The front end of the ...
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WO/2008/110725A2 |
The invention relates to a conducting module (3) capable of transmitting a current between the rotor and the stator of a rotary machine, that comprises at least one conducting cartridge associated with a bearing (2) for mounting between ...
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WO/2008/103118A1 |
A low electrical impedance contact element adapted to conduct current and designed to be able to operate in corrosive environments is made of a metal strip product. The metal strip product comprises a substrate (2) of steel with a tensil...
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WO/2008/102524A1 |
A mold rectifier includes: a plurality of rectifier pieces formed from copper or a copper alloy and arranged on a circumference; a disc-shaped spark absorption element having an identical number of front surface electrodes and rear surfa...
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WO/2008/102003A2 |
The invention relates to a device, such as a motor or a current collector, comprising an electric contact element (10, 28) made of or containing carbon, such as a carbon brush or a contact strip. In order to ensure that the device is equ...
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WO/2008/097703A1 |
A rotating power connector for an electric welding torch unicable includes a generally cylindrical outer housing having a longitudinal axis. A connector pin is fixedly, axially disposed within the outer housing and extends from one end t...
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WO/2008/058721A1 |
A sliding contact arrangement comprises at least one slideway and, running thereon, at least one brush. Furthermore, a collecting vessel is provided through which the air flow caused by the movement of the slideway with respect to the br...
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WO/2008/056633A1 |
An electric motor has a tubular insulator for insulating between a stator core and coils and also has bus bars secured to the insulator and electrically connected with the coils. Bus bar terminals each having a slit-like portion having o...
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WO/2008/047696A1 |
Provided is a mold commutator comprising commutator members (1), cylindrical varistor pins (20) press-fitted between the adjoining commutator members, and a mold member (3) for molding the commutator members (1) and the varistor pins (20...
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WO/2008/043273A1 |
A flat carbon commutator and preparation method thereof are provided, the commutator includes a commutating sheet (1), a molding plastic substrate (2) and a carbon block (3), wherein the commutating sheet (1) is molded by punching a meta...
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WO/2008/043226A1 |
A flat carbon commutator comprises commutator segments (1), molding plastic (2), carbon pieces (3), and a protective layer (4) which is on the peripheral of the carbon pieces.
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WO/2008/045223A2 |
Disclosed herein relates to a dynamoelectric machine brush. The brush comprising, a first brush surface electrically engagable with a rotatable conductor of a dynamoelectric machine in response to the brush being urged toward the rotatab...
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WO/2008/043736A1 |
A brush system (1) of an electric motor (2), with at least one contact brush (3) with a spring limb (6), which bears a brush contact (5), has a damping element (13), which is connected to the spring limb (6) for the purpose of damping it...
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WO/2008/040654A1 |
The invention relates to a flat commutator (1) having contact segments (4) disposed at a distance from each other, forming a plane commutator face (5), each of the contact segments being connected in an electrically conducting manner to ...
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WO/2008/040586A1 |
The invention relates to a commutator (1) with contact segments (9), arranged at a distance from each other and forming a brush running surface (5), each of which is soldered to a fixing section (5) of a metal segment support piece (4) a...
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WO/2008/040653A1 |
The invention relates to a commutator (1) having contact segments (4) disposed at a distance from each other, forming a commutator face (8), each contact segment being firmly connected to a fastening section of a metallic segment support...
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WO/2008/040684A1 |
The invention relates to an electric machine (1) having a commutator (11) with contact segments (19) and at least one brush (12) contacting the contact segments (19). According to the invention, it is provided that at least one contact s...
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WO/2008/040630A1 |
The invention relates to a method and device for producing an electric machine (10), an electric machine (10) with a commutator (12), having commutator hooks (20) for fixing electric wire windings (28) with solder (34) arranged between t...
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WO/2008/040685A1 |
The invention relates to an electric machine (1) having a commutator (11) with contact segments (19) and at least one brush (12) contacting the contact segments (19). According to the invention, it is provided that at least one contact s...
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WO/2008/042183A2 |
A rotary joint and a method for making a rotary joint are disclosed. The rotary joint includes a cylindrical core (10) having an external surface including at least two circumferentially oriented groove regions (16) and a partition regio...
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WO/2008/040598A1 |
The invention relates to an apparatus (1) for the electrically conductive connection between a first part (3) and a second part (5) by means of a liquid metal (7), wherein the first part (3) is capable of moving relative to the second pa...
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WO/2008/027376A2 |
Various embodiments provide a rotating electrical machine (10) that includes an electrical supply coupled to a stator (13), a rotor (12), and a plurality of roller elements (or brushes) (15) for transferring electrical current from the s...
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WO/2008/022631A1 |
In a DC machine (1) with a number of carbon brushes (12), which are each arranged in a carbon guide (14) such that they can be displaced in their longitudinal direction, brush sparking should be reduced or avoided and therefore excessive...
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WO/2008/013903A2 |
The electrical connector subassembly (22) includes a frame member (70) and a first pad (80). The frame member (70) includes a first leg portion (34) and a conductor receiving area (74) connected to the first leg section (34). The first l...
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WO/2008/012875A1 |
A rotary terminal mechanism (1) in which a first conductive ring (14) is inserted, under a slightly collapsed state, between the circular inner circumferential surface (81) of a first outer electrode (8) and the circular outer circumfere...
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WO/2008/009653A1 |
The subject matter of the invention is a device (8) for connecting an electric motor (1) intended for use in a fuel tank, in particular of a motor vehicle, with connection contacts (9, 10), with carbon brushes (6, 7) sliding over an arma...
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WO/2008/000301A1 |
Direct current electrical machine (1; 100) of the type comprising: a machine body (2) consisting of a cap containing the brushes (4) and a cap for the output (4a) with a casing (3) between them defining a volume enclosing an inductor (6)...
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WO/2007/147657A1 |
The invention relates to a machine tool or production machine, such as e.g. a multispindle machine, or a robot, wherein a liquid metal lubricated slide bearing is not only used to transmit feed currents for electrical consumers but also ...
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WO/2007/144820A2 |
A commutation apparatus drives a brushless motor having a stator equipped with a plurality of coils and a rotor. The commutation apparatus comprises a rotatable commutator shaft, two or more conducting rings carried discretely about the ...
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