Class 336/209 - COIL WRAPPER ON BINDER

Subclass of Class 336 - Inductor devices
Definition: Inductor devices comprising coils or windings externally
No. of patents: 32
Last issue date: 02/05/2008

Number	Title	Issue Date
7325968	Structure for holding either a cylindrical or square shaped container during a mixing operation Apparatus and method for mixing a fluid dispersion disposed in a container having either a cylindrical or a square shape. The apparatus includes a holding structure having a retaining structure connected to a base. The retaining structure prevents lateral movement o...	02/05/2008
7238404	Thin sheet mica wedges with semi-conducting properties The present invention provides for thin sheet wedges that comprise a mica matrix impregnated with a conductive resin. The mica matrix is composed of mica flakes. The thin sheet wedge has a semi-conductive property of 500–500,000 ohms per square. In one embodiment ...	07/03/2007
7098764	Main conductor for a capacitively controlled high-voltage winding In a main conductor for a capacitively controlled high-voltage winding composed of pancake coils for transformers, in which the main conductor for the load current is realized as a twisted conductor, and in which a control conductor is provided which is spatially ar...	08/29/2006
6992558	Electric ballast An electric ballast 1 is provided with an electric coil with windings having a width d which are wound on a synthetic resin coil base 10 comprising a box-like base part 11 of rectangular shape having four faces 111, 112, 113, 114. The bas...	01/31/2006
6933828	Devices and methods for protecting windings around a sharp edged core Electromagnetic devices are provided including an electrically conductive core having an inner diameter defining an opening therethrough and an outer diameter, the core having sharp edges extending circumferentially around the inner diameter and around the outer dia...	08/23/2005
6337615	Electrical coil, especially for a relay, and method for producing the same The inventive coil comprises a coil body (1) on which an exciter winding (7) is arranged. A peripheral insulation winding (8) consisting of an insulating fiber is formed over the exciter winding, the individual windings of the insulating winding being bon...	01/08/2002
6292083	Surface-mount coil A structure of a surface-mount coil is provided which prevents a decrease in the fixing strength between the core and the lead frame of the surface-mount coil when soldering of a surface-mount coil to a mount board. Specifically, the structure of the surf...	09/18/2001
6262404	Induction heating type fixing device and method of producing an induced current generating member therefor An induction heating type fixing device for an electrophotographic printer, facsimile apparatus, copier or similar image forming apparatus and an induced current generating member therefore are disclosed. A coil is wound round a bobbin applied with an adh...	07/17/2001
6103382	Catalyzed mica tapes for electrical insulation A catalyzed mica tape used in insulating electrical conducting devices is made from a mica paper bonded to a backing with a bonding resin. The bonding resin is cross-linkable by an addition reaction. The catalyzed mica tape has distributed therein at leas...	08/15/2000
6023216	Transformer coil and method An improved transformer coil of the type characterized as a shell-form or pancake coil used in large scale power transmission transformers. The improvement adds strength to resist lateral edge coil deformation as a result of handling the coil during trans...	02/08/2000
6020806	Degaussing coil A degaussing coil designed to be mounted on the glass panels of cathode-ray tubes used to display color images wherein, the link between the ends of the winding of the degaussing coil and the conductors provides connection to the electrical supply circuit...	02/01/2000
5861791	Ignition coil with non-filtering/non-segregating secondary winding separators An ignition coil for an internal combustion engine and a method of making the same in which layers of the secondary winding are separated by a non-filtering/non-segregating material embedded in an electrically insulated ignition coil housing. The preferre...	01/19/1999
5838220	Toroidal transformer with space saving insulation and method for insulating a winding of a toroidal transformer Toroidal transformers and other toroidal magnetic components need insulation between separate windings. International safety standards specify minimum requirements for both total insulation thickness and number of layers of insulation. The safety requirem...	11/17/1998
5751206	Degaussing coil A degaussing coils designed to be mounted on the glass panels of cathode-ray tubes used to display color images wherein the link between the ends of the winding of the degaussing coil and the conductors provides connection to the electrical supply circuit...	05/12/1998
5353494	Method for assembling a distribution transformer with conforming layers A distribution transformer (58) is assembled using a core (18) having a core surface (36) including an inner circumferential surface (40) defining an open eye region (38), an outer circumferential surface (42), and end surfaces (24, 26). Wedged-shaped cor...	10/11/1994
5220304	Safety insulated transformers A safety insulated transformer where there are at least three layers of safety approved insulating material between any parts of the wires forming first and second windings. The first winding is wrapped torroidally with a strip of safety approved insulati...	06/15/1993
5179776	Method of restraining an amorphous metal core A method of making an amorphous metal transformer core includes the steps of providing an amorphous metal core having two legs which are connected by an upper and a lower yoke, wrapping each of the legs with a sheet of flexible material which is capable o...	01/19/1993
4846912	Method of insulating a coil An improved coil end face insulator and the application technique therefor serve to accurately and cost-effectively insulate the end windings of an electrical coil from the transverse arm of a ferromagnetic core spaced closely thereto. The insulator is of...	07/11/1989
4661397	Polybutadiene bonded extremely flexible porous mica tape A dry, highly flexible, porous, essentially solvent free mica insulation tape is made, containing a curable, resinous, bonding composition containing polybutadiene containing from 70 weight percent to 100 weight percent of 1,2-polybutadiene, and catalyst,...	04/28/1987
4634911	High voltage dynamoelectric machine with selectively increased coil turn-to-turn insulation strength Multiple turn coils are arranged with turn insulation around individual turns, group insulation around each of a plurality of groups of turns, and ground insulation around the entire coil half. This arrangement protects against a potential discharge betwe...	01/06/1987
4536734	Transformer winding sheet insulator with spacer member A transformer with E-shaped and I-shaped magnetic cores which are respectively formed of a stack of E-shaped sheet laminations and a stack of I-shaped sheet laminations, includes sheet insulators to insulate coils from the magnetic core. Spacer members ar...	08/20/1985
4510478	Coil body A transformer coil body providing an elongated creepage path between primary and secondary windings has at least one U-shaped channel member with a portion thereof projecting between the primary and secondary windings providing a surpentine creepage path,...	04/09/1985
4494102	Transformer core and method and apparatus for forming same An improved magnetic core for an electrical transformer, and a method and apparatus for forming the core, are disclosed wherein the corners of core windows are configured to decrease the magnetic path length, thereby reducing the core losses and the amoun...	01/15/1985
4472703	Field coil insulation shield A field coil insulation shield for a motor or generator is made of a single sheet of insulating material, and defines portions which substitute for the paper insulator conventionally disposed around a field pole and between a field coil and a motor frame,...	09/18/1984
4400226	Method of making an insulated electromagnetic coil A method of insulating an electromagnetic coil comprises the steps of wrapping first and second overlapping layers of fluorinated ethylene propylene (FEP) resin-coated polyimide tape around distal sections of the end turns of the coil, inserting conformin...	08/23/1983
4376904	Insulated electromagnetic coil An electromagnet coil comprises a plurality of turns, including a pair of end turns having distal sections wrapped in first and second overlapping layers of fluorinated ethylene propylene (FEP) resin-coated polyimide tape. Conforming laminae of FEP resin-...	03/15/1983
4291292	Electric coil lead attachment means and method Attachment of external electric supply lead wires to an electromagnetic coil assembly is done by a method using a harness base strip of resilient plastic insulating material having the two leads attached to the strip and the strip formed with a point and ...	09/22/1981
4222023	Electrical coil assembly An electrical coil assembly comprises a rectangular annular coil and a dustproof cover therefor. The cover is formed of a folded blank of electrically insulating sheet material which has a rectangular annular portion with a rectangular aperture. A first p...	09/09/1980
4160967	Electrical coil assembly An electrical coil assembly comprises a rectangular, flat annular coil and a flexible annular covering of, for example, fibre board sheet surronding the coil so as to provide a substantially dustproof seal. The covering is formed by folding and glueing a ...	07/10/1979
4137515	Synthetic resin packed coil assembly A synthetic resin packed coil assembly formed by a wound spiral of a number of bundled turns of insulated wire comprises at least one layer enveloping the bundled turns of insulated wire of the wound spiral. This layer is composed of a synthetic resin rei...	01/30/1979
3946350	Coil assembly for bobbin wound transformer A coil assembly for bobbin wound transformer includes a spacer between the end turns of a primary and secondary windings, which spacer is molded from synthetic resin material. The molded spacer includes an inner body portion which covers the surface of th...	03/23/1976
3939450	Electrical coil assembly with means for securing external leads A bobbin wound electrical coil assembly wherein external leads connected to the coil ends are secured in the flanges of the bobbin. Connector terminals connecting external lead ends and coil ends are fixed in sockets formed in one bobbin flange to preclud...	02/17/1976

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Class 336/209 - COIL WRAPPER ON BINDER