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Patent Searching and Data


Matches 1,051 - 1,100 out of 9,096

Document Document Title
WO/1998/010450
The present invention relates to a process for producing a high voltage coil subassembly by providing a primary coil on a molded bobbin, providing a bobbin for use as a secondary coil, winding bondable magnet wire in segments onto the se...  
WO/1998/009303
A coil insert for use with a secondary coil portion (16) of a charging system for a toothbrush (10). The secondary coil is positioned within the handle (11) of the toothbrush. The insert includes a first portion which is configured to fi...  
WO/1998/008237
The invention concerns a miniaturised VHV transfo-rectifier (a few kilovolts) for surface mounting on a screen printed ceramic substrate. The primary coil (7) and the secondary coils (N1 to N8) are respectively wound on separate legs (9,...  
WO/1998/006114
A winding, particularly for a high-voltage ignition coil circuit, is disclosed. The winding at least partially consists of substantially frusto-conical, continuously juxtaposed wire layers (5, 6, 7,...; 20).  
WO/1998/003791
An ignition coil mounted on a spark plug to provide an individual electrical power supply thereto is disclosed. The coil includes an inner secondary winding (2), an outer primary winding, a flux return armature (9) and a housing (4). Sai...  
WO/1998/002980
The invention discloses a device (5, 6) for transmitting and receiving digital data by electromagnetic induction, comprising a coil (L�R?), a circuit (10, 40) for limiting a tension induced (Vc) in the coil (L�R?), switching on when ...  
WO/1998/001873
An ignition coil (11) for contacting winding connections (24) is designed in such a way that it can be easily and economically manufactured. An insulation displacement contact (33) is fixed in the housing (12) of the ignition coil (11). ...  
WO/1997/045913
A charging system which consists of a primary charger (4) which is installed at a predetermined position and a secondary charger (6) which is mounted on a bicycle main part (1). In the secondary charger (6), a secondary coil device (50),...  
WO/1997/042510
The invention concerns a current sensor which comprises a magnetic core (4) with a magnetic characteristic curve which is linear to the point of saturation and, in addition to the primary winding (5) for the current to be measured, has a...  
WO/1997/041575
A magnetic core-coil assembly generates an ignition event in a spark ignition internal combustion system having at least one combustion chamber. The assembly comprises a magnetic core of amorphous metal having a primary coil for low volt...  
WO/1997/041574
A magnetic core-coil assembly generates an ignition event in a spark ignition internal combustion system having at least one combustion chamber. The assembly comprises a magnetic core of amorphous metal having a primary coil for low volt...  
WO/1997/041576
A magnetic core-coil assembly generates an ignition event in a spark ignition internal combustion system having at least one combustion chamber. The assembly comprises a magnetic core of amorphous metal having a primary coil for low volt...  
WO/1997/039510
The invention concerns an installation for supplying electrical power to all the electrical consumers in a given area, the said electrical consumers being without power lines and positioned in any spot whatsoever within the said area. Sa...  
WO/1997/038876
A device is disclosed for inductively transmitting electric energy and data in motor vehicles between stationary subassemblies and the steering wheel by means of a stator and a rotor. The inductive transmission coils (11, 18) are arrange...  
WO/1997/030287
A simple form of ignition driver and control circuit for the coil power switches of an inductive ignition system for setting and controlling the primary current Ipo in the coil primary windings ( 3) of ignition coils ( 2a, 2b) of a multi...  
WO/1997/029280
An ignition device (11) for a multicylinder internal combustion engine must be designed so that it is operationally reliable under shaking accelerations of the internal combustion engine. The ignition device (11) has rod-shaped ignition ...  
WO/1997/028545
The invention features a non-linear inductor (10) which passively varies its impedance from a very low value to a relatively high value over a very small change in current (I) to effectively accomplish current limitation with a very smal...  
WO/1997/024739
A secondary winding structure of a transformer fabricated by laminating circular insulator sheets, each having an opening at the center thereof. The secondary winding structure is composed of two laminated flexible transformer elements a...  
WO/1997/024737
A flexible coil winding structure of a flyback transformer is disclosed, which comprises a magnetizable core at the center portion, a conductor line pattern around the magnetizable core, and a flexible insulator sheet around the conducto...  
WO/1997/023031
The process for high-voltage transformation is based on the following steps: dividing the high voltage into any number of partial voltages in a divider cascade in which each divider consists of the parallel connection of an active and a ...  
WO/1997/022981
An ignitor for internal combustion engines provided with a center core, a primary coil, a secondary coil, and a case for housing the center core, primary coil, and secondary coil. In the case, the center core, primary coil and secondary ...  
WO/1997/021920
A high power, high energy inductive ignition system with a parallel array of multiple ignition coils Ti (2a, 2b) and associated 600 volt unclamped IGBT power switches Si (8a, 8b), for use with an automotive 12 volt storage battery (1), t...  
WO/1997/020710
Described is a non-contacting device for the transmission of signals between for instance at least one circuit mounted on the bodywork of a vehicle and at least one circuit in a vehicle seat mounted to slide on rails, the frictionless de...  
WO/1997/018974
The invention relates to means for guided, unidirectional or bi-directional transmission of electrical signals between a primary module (2) and a secondary module (3), incorporated in a vehicle steering wheel, by way of a two-wire line (...  
WO/1997/018570
A cylindrical coil winding structure of a flyback transformer is disclosed, which comprises a cylindrical winding member and a magnetizable core inserted into the cylindrical winding member. The cylindrical winding member includes a cyli...  
WO/1997/016885
An electrical interconnection system (100) comprises a variable frequency rotary transformer (102) and a control system (104). The control system (104) adjusts an angular position of the rotary transformer (102) so that mesured power (P1...  
WO/1997/014171
A coil winding structure of a flyback transformer comprises a plurality of layers of a coiled-circuit pattern sheet. The coiled-circuit pattern sheet includes a tubular sheet, a coiled-circuit pattern formed around the tubular sheet, and...  
WO/1997/014170
A coil winding structure of a flyback transformer comprises a plurality of layers of a conductor coil pattern sheet. The conductor coil pattern sheet member consists of an insulating sheet, a spiral conductor coil pattern formed thereon ...  
WO/1997/012783
A device is disclosed for inductively transmitting electric energy adn data between the stationary side and the steering wheel side of a vehicle, in particular a motor vehicle. The device has several separate inductive circuits. Each cir...  
WO/1997/013259
A magnetic core-coil assembly generates an ignition event in a spark ignition internal combustion system having at least one combustion chamber. The assembly comprises a magnetic core of amorphous metal having a primary coil for low volt...  
WO/1997/010608
Ballast for a discharge lamp, which can make a sustained power supply to the discharge lamp, and method and apparatus for manufacturing the same, are disclosed. The ballast having a core assembly (4) with one pair of stacks of a pluralit...  
WO/1997/009201
Described is a device which ensures signal transfer between an airbag installed in a steering wheel and a circuit located outside the steering wheel, the device having primary and secondary windings (1, 2) located in separate shell-like ...  
WO/1997/006976
This arrangement consists of a transformer, the primary (2) and secondary windings (5) of which are in separate pot cores (1, 4) mutually rotatable about the axis of rotation (2) of the steering wheel. To prevent said transformer from tr...  
WO/1997/007487
In order to reduce the effect on a contactlessly transmitted signal from one component to another with an axial offset between a fixed and a movable vehicle component, there is a variable transformer, the pot cores of which for the prima...  
WO/1997/004470
The invention concerns an ignition coil arrangement for a multi-cylinder internal combustion engine having at least one coil unit (11) which is easy to mount even in confined installation conditions. To this end, the coil unit (11), whic...  
WO/1996/038898
A non-contact type power source apparatus used for an electronic appliance, which supplies greater power though it is small and inexpensive. To accomplish this object, a primary coil (11) supplied with a pulse current is opposed to a sec...  
WO/1996/038849
A high voltage transformer module (50) having a pair of high voltage substrates (64, 66) and a pair of low voltage substrates (62, 68) on which high and low voltage components are respectfully mounted. Mounted between the substrates are ...  
WO/1996/036979
A method and apparatus to amplify the magnetic field in an electromagnetic cirucit is provided. Amplification factors of several orders of magnitude may be obtained. The system is applicable to a number of different systems, including me...  
WO/1996/033417
The current transformer of the invention for high/medium voltage installations has a magneto-sensitive device which is connected to a surface wave structure as a terminating element of a surface wave arrangement. The reply signal of the ...  
WO/1996/031381
The invention concerns a track-guided transport system with power and data transmission and used for conveying goods. The transport system in question is provided with a transport element comprising drive and track-guide elements; storag...  
WO/1996/026447
A voltage transformer with increased electric strength has a resistance divider made of ohmic resistances (R1, R2) as well as a working amplifier (V1) and an inductive transformer (T1). The secondary side of the inductive transformer (T1...  
WO/1996/024855
The invention concerns a current-detection coil (6) for a current transformer operating according to the Rogowski principle, the coil comprising an insulating annular body (1) which is made of a fibre-reinforced thermosetting plastics an...  
WO/1996/020526
A device for the contactless inductive transmission of electric energy to a movable consumer has a stationary primary circuit designed as an arrangement of elongated parallel leads connected to a source of high frequency alternating volt...  
WO/1996/020408
The invention relates to a current sensor for non-contacting measurement of current in a line. Current is sensed by a circuit which provides a high frequency reversing voltage to a sensing winding on a current transformer, for driving th...  
WO/1996/015531
A circuit having a stationary portion and a rotating portion (100) comprises a stationary encoder (210, 220), a power supply (500), a rotary transformer comprising a stator (410) and a rotor (420), wherein the stationary encoder (210, 22...  
WO/1996/014645
A fractionated-rectification high-voltage transformer including a voltage-boosting secondary winding (4) of which at least two output diodes (7', 9') connected to two different stages (4a, 4c) of the secondary winding are positioned on t...  
WO/1996/014646
A device for mechanically mounting a flexible cable (20) in a cylindrical sleeve (21), including an axially split connector (23) with at least two helical external threads (30) and internal projections (31). The cylindrical sleeve (21) h...  
WO/1996/002843
The invention concerns a voltage transformer (3, 4, 6) for metal-clad electric switchgear. The voltage transformer (3, 4, 6) comprises a measuring electrode (4), which surrounds a high-voltage conductor (7), and an outer electrode (3), w...  
WO/1996/001481
Epoxy resin casting compositions comprising (a) a liquid aromatic glycidyl or 'beta'-methylglycidyl ether or a liquid mixture of several aromatic glycidyl or 'beta'-methylglycidyl ethers containing on average more than one glycidyl ether...  
WO/1995/030992
Ignition coil to be mounted on a spark plug as an individual electric power supply for said spark plug. According to the invention, said coil comprises a cylindrical magnetic core (1), a primary winding (2) directly wound onto the core, ...  

Matches 1,051 - 1,100 out of 9,096