Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 501 - 550 out of 13,302

Document Document Title
WO/2008/102003A3
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...  
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...  
WO/2007/070807A3
A system for providing electrical contact in a machine (Figure 1) including a pump (24) for pumping charged molten metal (16) through a nozzle (14) to the rotating ring (20) in order to transfer electric current from the power source (18...  
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...  
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 ...  
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 ...  
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...  
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...  
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...  
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...  
WO/2008/045223A3
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...  
WO/2008/058102A3
The transfer apparatus is directed toward electrical transfer components providing an electrical connection to a rotating object. The transfer apparatus includes a stator base mounted proximate to the rotating object. An axle rotatably m...  
WO/2007/087096A3
A reorientable electrical outlet (20) and a reorientable electrical expansion outlet (20) are disclosed. The outlets (20) have an electrical female receptacle (60) rotateably disposed in a housing (40). In one embodiment, generally annul...  
WO/2007/098227A3
A power tool having an electronically commutated DC motor capable of providing various operating modes ranging from a maximum efficiency operating mode to a maximum power operating mode. The motor has a rotor having permanent magnets mou...  
WO/2008/042183A3
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...  
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...  
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...  
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...  
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...  
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.  
WO/2008/027376A3
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
WO/2007/144820A3
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 ...  
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...  
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...  
WO/2007/143329A3
There is disclosed an apparatus having a base, a shaft, a swivel joint assembly and plural stories. The base is fixed relative to the ground. The shaft extends vertically through the apparatus. The shaft is mounted to the base. The swive...  
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...  
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...  
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...  
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)...  
WO/2003/026995A3
A cable reel arrangement is provided in which the reel arrangement includes a rotatable member to accommodate a drum (13) for a main elongate member (12). The rotatable member being driven by drive means such as an electric motor or when...  
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 ...  
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 ...  
WO/2007/143329A2
There is disclosed an apparatus having a base, a shaft, a swivel joint assembly and plural stories. The base is fixed relative to the ground. The shaft extends vertically through the apparatus. The shaft is mounted to the base. The swive...  
WO/2007/142160A1
A variable resistor in which the contact portion of a contactor can be brought into contact with a resistor with a pressure within a proper range over a long period by using a contactor containing carbon fibers. The held portion (7b) of ...  
WO/2007/142159A1
A variable resistor in which the contact portion of a contactor piece does not bounce to vary the resistance inadvertently, and the real contact area at the contact portion becomes very large. One or more contact pieces (7) each having a...  
WO/2007/128379A1
A rotor exhibits a carbon commutator (4). For the manufacture of the rotor, an insulating support (9) is positioned on the rotor shaft (1). The insulating support (9) features lugs (13), around which the winding ends (8) of the rotor coi...  
WO/2007/115613A1
The invention relates to a brush holder for contact brushes of a commutator machine with spring elements which have brush shoes connected to the contact brushes, carry the contact-brush current, and prestress the contact brushes in the d...  
WO/2006/062691A3
A device (100) with speakers (102) can include a cable unit (120) with a connection plug (110) connectable to a portable media unit ((106). The cable (112) can provide an audio signal from the portable media unit (106) to a speaker (102)...  
WO/2006/007311A3
The present invention provides several improvements in a slip ring (36) that is adapted to provide electrical contact between a rotor (42) and stator (40). In one aspect, a brush tube (39) is crimped around the upper marginal end portion...  
WO/2007/101647A1
The invention relates to a brushholder mount for contact brushes of a commutator machine having spring elements, which have brush shoes connected to the contact brushes, which conduct the contact brush current and which prestress the con...  

Matches 501 - 550 out of 13,302