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

Icon_funbox Celebrity Inventors

Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."

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 218/50 - Movable


Subclass of Class 218 - High-voltage switches with arc preventing or extinguishing devices
Definition: Subject matter including a conducting part which bears a
No. of applications: 2
Last issue date: 05/03/2012


Application No.Application TitleIssue Date
20120103940GAS BLAST CIRCUIT BREAKER WITH MAKING RESISTANCE CONTACT AND ITS MAKING AND BREAKING METHOD
A gas blast circuit breaker with a making resistance contact includes a first movable electrode in which a first arc electrode and a first main electrode in a concentric state are arranged, a second movable electrode in which a second arc electrode and a second main ele... 		05/03/2012
20090014417MOVABLE CONTACTOR FOR AIR CIRCUIT BREAKER WITH CONTACT SPRING PROTECTING MECHANISM
A movable contactor for an air circuit breaker with a contact spring protecting mechanism is provided, the movable contactor comprising a shielding plate configured to shield exposed surfaces of the contact springs for protection so as to prevent a deterioration or perf... 		01/15/2009
 
Sign InRegister
Username  
Password   
forgot password?