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Patent Searching and Data


Matches 951 - 1,000 out of 13,225

Document Document Title
WO/1988/004490A1
An armature used for an electric motor or the like for an engine starter, wherein a ring (11) made of an annular steel plate is fitted via an insulating paper (12) onto the outer periphery of commutator segments (2), to which armature co...  
WO/1988/003721A1
A condition indicator system for a wearable element (2, 3 or 53, 54) comprising an optical fibre (11 or 59, 60) attached to or within a wearable element, means (20, 21 or 55, 62, 65) connected to one end (17 or 46) of the optical fibre t...  
WO/1988/001801A1
In order to simplify the assembly of an electric motor, a retaining tab (11) is formed on the brush support plate (10), whereby the notched-projection (20) engages, in an assembly position, in a recess (40) in the brush (31), which it ma...  
WO/1987/007086A1
To provide for electrical connection of electrical components (14), (16) through a rotating shaft (12) in a manner facilitating assembly and disassembly of the connection for replacement of the components (14), (16), a connector assembly...  
WO/1987/006396A1
The brush-type electric contact device comprises a brush body (5'), having the shape of a cam, made of electrically conducting material, preferably carbon, having a surface of contact (8') with the switch (9). The brush body (5') is cons...  
WO/1987/001521A1
Collector for electrical machines, provided with a plurality of segments (2) having securing means (5) for fixing them to insulating bodies (13), connected at one end with relevant winding ends (8) of a rotor and separated from one anoth...  
WO/1987/000698A1
Apparatus for underwater working, especially for heating, welding, torch cutting, cleaning and electrolytical coating of metal constructions with the aid of electrical current. The apparatus comprises a rotatable electrically conductive ...  
WO/1986/006219A1
The invention is in the field of design technology and concerns a process for the manufacture of ignition current distributors, especially for Otto engines. The prefabricated electrodes, which already have contact surfaces and friction c...  
WO/1986/004459A1
The disclosed commutator for electric machines comprises segments (1) sunk into an insulating body (15) so as to have an improved resistance to pulling and to centrifugal forces. The bearing bush (8) of the commutator, also embedded into...  
WO/1986/003360A1
This low friction rotatable electrical connector (28) is for use with coiled telephone cords (26) to prevent the cord from becoming twisted and knotted-up during use. This connector is generally of insulating material formed with a hollo...  
WO/1985/003388A1
This low friction rotatable electrical connector (26) is for use with coiled telephone cords to prevent the cord from becoming twisted and knotted-up. This connector is generally of insulating material formed by a hollow inner cylindrica...  
WO/1985/002896A1
Electric floor lamp comprising a generally conical base (3) rotatably mounted on a stationary annular base (1). A column (4) is fixed on and extends upward from the conical base (3). At the upper end of the column (4), a laterally extend...  
WO/1985/002456A1
An apparatus (11) for rotatably supporting a temperature probe (7) incorporated in an oven which employs a turntable (5), the temperature probe (7) being adapted to sense the temperature of the object being heated. To prevent any leakage...  
WO/1984/000645A1
A brush-holder for a collector electric motor comprises, as a support member, a simple plane plate (10) cut out so as to form recesses (20) for the sliding of the brushes (12) and orifices (26) for the retention of springs (14). Each spr...  
WO/1983/000777A1
A brush commutator arrangement for an electrical machine, such as a micromotor or fractional horsepower machine. The arrangement has a commutator shaped to give at least one point-of-leave which is different for different segments (I, II...  
WO/1983/000778A1
The collector ring for electric machines comprises an insulating sleeve (3) fabricated separately and having on its outer surface (9) a groove (4). The sleeve may thus be fabricated with an asbestos-free material.  
WO/1982/001444A1
In a twin-terminal rotary connection for electrical power leads with two sliding contacts, consisting of two circular contact rings mounted axially on a rotating inner component and two contact springs located in an outer component, the ...  
WO/1981/003584A1
A versatile electrical fiber brush, which solves the problem of good brush performance while at the same time brush wear, comprising the following components: a brush body (10) made of matrix material, embedded in which is at least one s...  
WO/1981/001774A1
Multipassages rotating collector intended to operate according about a substantially vertical axis. The electric paths are established by means of multiple contacts as shown (11) (in figure 11), these contacts being located on insulating...  
WO/1981/001083A1
A component for carrying windings, such as an armature (2), is coupled in fixed angular relationship to a component for carrying contacts, such as a commutator (3), on a common rotor shaft (1). A projection (11) formed on the commutator ...  
WO/1980/002481A1
A method of connecting armature coil ends by means of an ultrasonic welding process to a plurality of segments arranged peripherally on a shaft and integrally molded to a commutator. The armature coil ends are connected to the segments o...  
WO/1979/000144A1
A rotary coupling for transmitting electric current and fluid between a rotating (2) and a stationary (1) body. The electric current is transmitted by way of slip rings (15) provided on an insulating sleeve (8). In axial grooves (12) of ...  
JP2019216524A
[Subject] While reducing generating of an electric wave noise, Commutator which raised peel strength of a piece of a segment is provided. [Means for Solution] Commutator 47 of the present invention is Commutator 47 attached to the axis o...  
JPWO2018135162A1
The nature brush of copper black lead is B.2O3The boron compound not more than more than 0.1mass%2.0mass% is contained as a boron acid ghost or boric acid by conversion.  
JPWO2018179242A1
In a terminal device of rotation electrical machinery, a plurality of electric conduction members which have the 1st plate-like terminal area, respectively are provided in a base which consists of insulating materials. A plurality of con...  
JP2019531679A
The present invention relates to an electric discharge device for electric interfering from a shaft to a mechanical rotor part, especially a mechanical stator part (17), especially discharging current. An electric discharge device has a ...  
JP2019526156A
It is a code reel assembly, and including the single sequence code which has a fixed division and a contraction type division, including a plurality of connectors and the sheath which covers this connector, a fixed division makes a conne...  
JP6568734B2  
JP2019140897A
To provide a manufacturing method of the stator of a waterproof motor capable of reducing the destruction rate of electronic components, while reducing the used amount of waterproof grease significantly, and to provide the stator of a wa...  
JP2019129599A
To suppress an occurrence of abnormal noise caused by a collision of a brush with a brush holder.A brush holder 44 that houses a brush 34 has a first side wall portion 50, a second side wall portion 52, and an upper wall portion 54. A re...  
JP6552876B2  
JP6552627B2  
JP6548464B2  
JP2019118258A
To provide a monitoring apparatus for monitoring a carbon brush of a brush holder assembly of an electrical machine.A monitoring apparatus may include a flexible sensor and a signal processing circuit for processing a signal received fro...  
JP6539018B2  
JP2019103186A
To provide an electric motor which can reduce manufacturing cost for metal mold by arranging an entry prevention part corresponding to a claw part in an optimal position and thereby facilitating formation of a brush holder.A brush holder...  
JP6531169B2  
JP2019084940A
To provide an electric conduction device and an insulation/short-circuit control device and a shaft mounting fixture for a track maintenance vehicle using the electric conduction device which, when an electric conduction between a shaft ...  
JP2019084668A
To provide a rotary joint that is small-sized and has low sliding resistance and that allows electric power and electric signals to be transmitted between units with high reliability and can be used in common even if fluid and electric p...  
JP2019084667A
To provide a rotary joint that is small-sized and has low sliding resistance and that allows electric power and electric signals to be transmitted between units with high reliability and can be used in common even if fluid and electric p...  
JP6519241B2  
JP6517229B2  
JP2019075850A
To prevent the positional deviation of a commutator without increasing the number of steps.A rotor comprises: a rotor core 20 including a plurality of teeth parts extended outside in the radial direction around the open hole where a shaf...  
JP6512981B2  
JP2019068670A
To provide: a brush holder device that while manufactured at low cost without requiring any special process control during the manufacture, can be securely reduced in quantity of variation in contact phase angle in an abrasion stage of a...  
JP6506382B2  
JP6502180B2  
JP6498390B2  
JP2019054698A
To provide a dynamo-electric machine capable of suppressing generation of arc discharge, while reducing impulsive electromagnetic noise produced by voltage variation.A dynamo-electric machine 1 is configured so that any one of a pair of ...  
JP6491376B2  

Matches 951 - 1,000 out of 13,225