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Class 439/665 - Having mutilated, irregular, interrupted, or discontinuous contact thread


Subclass of Class 439 - Electrical connectors
Definition: Coupling part wherein the screw threading disposed on the
No. of patents: 11
Last issue date: 08/19/2008


NumberTitleIssue Date
7413456Quick connect light bulb socket
The present invention relates to an electrical socket for a standard light bulb. The socket is configured to allow the bulb to be pushed into and pulled from the socket. The sockets are provided with spring members where the spring members have ridges thereon to eng...
08/19/2008
5823829Connection body's fitting connection structures and sockets structures to hold an electric bulb
In the structure to fit an electric bulb base into its socket and hold it there, the plate springs are provided at plural positions at some interval on the inner circumference of the hollow part of the said socket-shaped connector; each of these plate spr...
10/20/1998
5820415Screw socket for an electric bulb
The present invention relates to a screw socket, wherein the screw area is formed on the inner wall of the neck of the screw socket for receiving a screwed in electric bulb. The screw area is composed of a pair of screws which occupy no more than 1/4 circ...
10/13/1998
5641303Lamp socket
A lamp socket including a socket body to hold a lamp bulb, a socket cap fastened to the socket body to hold down the electric wire, a central metal contact plate and side metal contact plate fastened to the socket body to connect the tip contact and ring ...
06/24/1997
5634812Safety lamp socket
A safety lamp socket including a socket body to hold a lamp bulb, a socket cap fastened to the socket body to hold down en electrical wire, and two metal contact plates mounted in a respective hole on the socket body to make electrical contact with a resp...
06/03/1997
4915667Elastic socket for light bulbs and fuses
A socket for light bulbs and fuses has a metallic cylinder bulb or fuse receptacle having a longitudinal opening extending from its opening end across the opposed edges of which the opposed free ends of a coil spring are attached to frictionally engage a ...
04/10/1990
4850900Light fixture lampholder
A light fixture lampholder having at least one bulb socket for receiving a light bulb and a mounting structure for mounting the lampholder to a light fixture. The lampholder includes first and second complementary lampholder sections each integrally molde...
07/25/1989
4836801Multiple use electrical connector having planar exposed surface
An electrical connector which can be panel or in-line mounted, and accommodates coaxial, waveguide, or mono-conductor cables. The connector is comprised of two separable halves which mate to form continuous electrical connections. One connector half prese...
06/06/1989
4673238One-piece wrap-around clamping shell for cigar lighter
A one-piece clamping shell for electric cigar lighters, which comprises a rolled sheet-metal body of tubular configuration, having open ends and a reverse-bend clinched seam extending longitudinally between its ends. At one of its ends the body has a radi...
06/16/1987
4042759Battery quick disconnect system
A quick disconnect system for removably connecting a electrical cable to a battery terminal post comprises either a pin therethrough which is engaged by an angulated slot in a spring loaded connector which slot includes a notch for locking the connector o...
08/16/1977
3976349Electrical socket
Electrical socket device includes a threaded shell having inwardly projecting protuberances in the shell for cleaning the threaded base of the lamp when screwed into the socket. A resiliently mounted center contact arranged at the bottom of the socket has...
08/24/1976
 
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