U.S. patents available from 1976 to present.
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Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.

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Class 439/674 - Polarized


Subclass of Class 439 - Electrical connectors
Definition: Coupling part further having indexing or keying means formed
No. of patents: 9
Last issue date: 09/28/2004


NumberTitleIssue Date
6796846Equipment assembly for motor vehicle comprising improved electrical connection means
This assembly comprises a first electrical connection part mounted on a first piece of equipment, the first piece of equipment comprising a first guiding and positioning member for the first electrical connection part, a second piece of equipment comprising a second...
09/28/2004
6781845Parallel printed circuit board assembly
A parallel printed circuit board assembly includes a main circuit board (1) and an auxiliary circuit board (2). The main circuit board has a surface (14) with a plug connector (32) and a receptacle connector (44) mounted thereon. T...
08/24/2004
6508660Metallic shroud for use with board-mounted electronic connectors
A shroud for a rectangular PCB-mounted electronic connector fashioned from a single piece of metal surrounds the connector on three sides of the connector by way of three walls. The fourth side of the connector is also partially covered via flanges extend...
01/21/2003
6196878Arrangement for coded and uncoded plug-in modules and device for connecting external lines using the arrangement
A device for encoding plug-in modules reliably prevents a plug-in module with a 24 V direct voltage supply from being inserted directly to the right of a plug-in module with a 230 V alternating voltage supply in a device for connecting external lines fitt...
03/06/2001
4572601Push-push bayonet lamp socket
A push-push lamp socket having a socket member (2) into which a conventional lamp bulb (28) can be mounted by a first axial push and released by a second axial push for removal. In a first version, a cylindrical socket member (2) has four entry recesses (...
02/25/1986
4199207Converter plug with improved self-locking terminals to standard plug
A converter plug with improved self-locking terminals that are adapted to interlock with the terminals on a standard electric plug when the prongs of the latter are inserted into openings in the converter plug and the standard plug is rotated through an a...
04/22/1980
4173383Converter plug
A converter plug which has two electrodes designed to be removably received in a standard electric outlet box and which has a "ground" terminal that may be swung into an inoperative and concealed position when the outlet box is not equipped with a socket ...
11/06/1979
3971619Safe electrical connector
A low cost, grounded electrical connector including an outlet receptacle and a plug that greatly reduces the possibility for injuries to children resulting from electrical connectors. The receptacle has electrical contacts that are offset from openings th...
07/27/1976
3945702Twist-type electrical connector with safety interlock
The present invention relates to a twist-type electrical connector having an improved interlock. In the connector, a plug and a receptacle are rotated angularly relative to each other to bring electrical contacts into engagement and to prevent accidental ...
03/23/1976
 
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