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

Icon_funbox Quotables

"Without question, the greatest invention in the history of mankind is beer. Oh, I grant you that the wheel was also a fine invention, but the wheel does not go nearly as well with pizza."

Dave Barry

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 337/84 - Comprising mechanical means


Subclass of Class 337 - Electricity: electrothermally or thermally actuated switches
Definition: Subject matter wherein the calibration or adjustment means
No. of patents: 10
Last issue date: 01/11/2011


NumberTitleIssue Date
7868731Thermal overload relay
A thermal overload relay is provided with an external case, and an adjustment dial with a cam inserted into an adjustment dial insertion hole provided in the external case for adjusting a settling current. A press-fitting section is provided at one of the adjustment...
01/11/2011
7821376Method for adjusting trip sensitivity of thermal overload protection apparatus
A method for adjusting a trip sensitivity in a thermal overload protection apparatus, including setting an adjusting reference point; measuring a normal position of bimetals; measuring a moving distance at a time of trip operation of a trip latch mechanism; deciding...
10/26/2010
7714692Thermal overload trip apparatus and method for adjusting trip sensitivity thereof
A thermal overload trip apparatus capable of minimizing inferiority caused by variations during manufacturing of an adjusting means and simply adjusting sensitivity by duplicating the means for adjusting a sensitivity to a trip operation current, comprising: a trip ...
05/11/2010
7372356Concealed adjustable temperature switch
A concealed adjustable temperature switch includes a fixed plate, an adjusting block threadedly engaged with a screw hole of the fixed plate, a bimetal plate, and a metal plate. Mounted on the adjusting block are upper and lower positioning rings and a fixing ring b...
05/13/2008
7323957Electro-mechanical relay
The electro-mechanical relay comprises a base having a transversal axis and a rocking member operatively connected over the base. The rocking member is pivotable, with reference to the transversal axis, between a first position and a second position. The relay also ...
01/29/2008
7135953Adjusting device for a thermal trip
An adjusting device is for a thermal trip of a switchgear. It includes a bimetal, which is held in a fixed manner on a bimetal support, whose free end is located at a distance from a tripping lever, and which increasingly acts upon this tripping lever in a tripping ...
11/14/2006
6816055Adjusting device for a thermal trip element
An adjusting device is for a thermal trip element of a switchgear. It includes a bimetallic element that is stationarily fixed on a bimetallic support. The free end of the bimetallic element is spaced apart form a trip lever and increasingly impinges the same in the...
11/09/2004
6720856Calibration structure for circuit breakers having bimetallic trip member
A thermally compensated circuit breaker has a movable contact assembly (24) which mounts a movable electrical contact (24m) for movement between open and closed contacts positions with a stationary electrical contact (26). The contacts ar...
04/13/2004
6661329Adjustable thermal trip assembly for a circuit breaker
The circuit breaker current/time characteristic value at which the bimetal in a thermal trip assembly actuates a trip mechanism is adjusted by an adjustable coupler that includes first and second pivoted members separately rotatable about a common pivot a...
12/09/2003
4148004Circuit breaker with calibrating means
A circuit breaker characterized by an electrically insulating housing containing a circuit breaker structure comprising a pair of separable contacts and having associated therewith a bimetal member having one end fixedly mounted on an outturned flange of ...
04/03/1979
 
Sign InRegister
Username  
Password   
forgot password?