U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5979328

Vehicular Impact Signaling Device

An apparatus for the deployment of a visible plume to alert other motorists that a proximate motor vehicle has been involved in a collision.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 338/236 - Spacing of uniform thickness over length of element


Subclass of Class 338 - Electrical resistors
Definition: Subject matter wherein the gaseous or vacuum spacing is
No. of patents: 14
Last issue date: 10/21/2008


NumberTitleIssue Date
7439473Method and arrangement for supporting vertically depending electrical resistance elements
A method of supporting vertically hanging electrical resistance elements for heating furnaces or ovens in industrial operations. Each resistance element includes current-conducting legs that extend downward and upward a number of times, and the element includes alon...
10/21/2008
7231787Apparatus and method for bending and/or tempering glass
An apparatus and method for bending and/or tempering glass substrate(s) are provided. The amount of near-IR radiation which reaches the glass to be bent and/or tempered is limited (e.g., via filtering or any other suitable technique). Thus, the IR radiation (used fo...
06/19/2007
6930283Electrically heatable glow plug and method for producing said electrically heatable glow plug
An electrically heatable glow plug and a method for manufacturing an electrically heatable glow plug are proposed that enable a protection of a heating coil of the glow plug against nitridation and evaporation of the aluminum from the heating conductor alloy. The gl...
08/16/2005
6670881Positive temperature coefficient resistor/overload resistor method and assemblies
A method for retaining a terminal of a terminal assembly for a positive temperature coefficient resistor/overload resistor (PCTR/OL) assembly includes providing a body having an inner surface, and disposing at least one retaining member to the inner surfa...
12/30/2003
6617955Positive temperature coefficient thermistor
An inexpensive positive temperature coefficient thermistor has metal terminals which have been miniaturized without deteriorating the characteristics or sacrificing the reliability of the device. The metal terminals include supporting members and springs ...
09/09/2003
6407659Electronic device
A positive thermistor element is supported by being clamped by first and second resilient contact members that are opposed to each other so as to be disposed along a diagonal and first and second positioning protrusions that are opposed to each other so a...
06/18/2002
6317024Resistor for audio equipment
A resistor 1 is used in high-fidelity amplifiers for audio equipment. The resistor 1 includes a cylindrical resistor body 2, a tubular sheath 3 into which the resistor body 2 is coaxially inserted, and a conductive film portion 31a formed on the inside su...
11/13/2001
6208233Trim resistor connector and sensor system
An improved IDC trim resistor connector assembly made up of a generally open top cup shape connector with side wall slots and an interior first array of terminal posts arranged for passage therethrough of a first lead wire of sensor circuitry. A first sta...
03/27/2001
6169472Thermistor system
A PCT thermistor arrangement for use in a circuit for demagnetizing shadowmasks of color picture tubes, has at least two PTC thermistor elements which are designed as switching PTC thermistors, are or can be thermally coupled and are or can be electricall...
01/02/2001
5963125Electronic devices having reduced destruction of internal elements upon malfunction
A positive thermistor device includes a positive thermistor element having a pair of opposed electrodes, each of which receives compressive force elastically applied from a corresponding one of spring contact members to hold the thermistor element at a pr...
10/05/1999
4602238Infrared panel emitter and method of producing the same
A nonfocused infrared panel emitter and method of making the same. The panel emitter includes a primary emitter positioned between an insulating layer and a secondary emitter. Preferably, the panel emitter comprises a metal foil primary emitter, woven alu...
07/22/1986
4273993Terminations for electric heating elements
The invention relates to a termination for a tubular electric heater, comprising a two-piece body of ceramic or high-temperature plastic which is quickly and easily assembled with a metal spade terminal. The two pieces of the body have interfitting parts ...
06/16/1981
4149067Aquarium heater
An aquarium heater including an elongated heater element including an insulating member and a wire heater extending from one end of the insulating member to the other end of the insulating member and with an outer sheath of insulating material having open...
04/10/1979
4004128Portable electric radiant heater
A portable electric radiant heater comprises an insulative housing having a control area and an open front heating area. A hollow fired clay pipe system is disposed in the heating area in serpentine fashion and arranged to radiate heat through the open fr...
01/18/1977
 
Sign InRegister
Username  
Password   
forgot password?