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Class 439/647 - Receptacle having internal screw-thread-coupling contact combined with plug having spaced, longitudinally engaging, prong-like contacts


Subclass of Class 439 - Electrical connectors
Definition: Device wherein the plural-contact coupling part having the
No. of patents: 4
Last issue date: 05/01/2007


NumberTitleIssue Date
7211737Installation substrate, method of mounting installation substrate, and bulb socket using installation substrate
A mounting board has a board, retaining members mounted on the upper surface of the board, and a part retained by the retaining members. The part is mounted such that at least a part thereof is arranged below the lower surface of the board, and that the part is elec...
05/01/2007
5683254Swivel plug structure with a bulb socket
A swivel plug structure with a bulb socket, in which the bottom surface of the socket body has two symmetrical semi-circular slots; one end of each semi-circular slot has a through slot, while other end of the semi-circular slot has a stop flange. One end...
11/04/1997
5234355Premold for a twist locking female connector
A premold cap and core with its specific configuration saves labor and material in the making of heavy duty female connectors. The premold core and cap receive female receptacles that are crimped to lead cable. The premold then is cast into a female conne...
08/10/1993
4928032Means for converting a lamp with a screw-type base into a lamp with a bi-pin base
For converting a lamp with a screw-type base into a lamp with a bi-pin base, there is provided a cup-shaped adapter of electrical insulating material comprising a tubular body containing a bore that has internal threads threadedly receiving the external t...
05/22/1990
 
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