The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 23, 1983
Filed:
Jan. 06, 1981
Applicant:
Inventor:
Jacques Legrand, Paris, FR;
Assignee:
Thomson-CSF, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
335 56 ; 335 58 ;
Abstract
A mercury wetted switch, controlled by a magnetic field produced from a discret semiconductor encapsulating box or case, whose base has a double or so-called 'common' electrode and at least one other insulated electrode. A moving plate engages in fork-like manner in the double electrode and bears against another electrode. The liquid wetting the contacts forms a liquid hinge for the plate on the double electrode. Application to electrical relays, particularly for professional equipment and telecommunications.