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:
Apr. 29, 1980
Filed:
Jun. 19, 1978
Applicant:
Inventor:
Michael Bodnar, West Chicago, IL (US);
Assignee:
Furnas Electric Company, Batavia, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
200 / ; 200 / ;
Abstract
A pressure responsive switch includes a diaphragm exposed to a pressure source and operating combination of levers to open and close a switch at predetermined pressure values. To prevent operation of a pump motor at abnormally low values, an element is provided between the diaphragm and the switch operating means to open the contacts.