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:
Jun. 28, 1994
Filed:
May. 14, 1993
Applicant:
Inventor:
Charles E Cook, Byron, NY (US);
Assignee:
Liberty Pumps, Bergen, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417 40 ; 200 / ;
Abstract
A pump assembly having a hermetically sealed switch cavity for retaining a magnetically actuated mechanical switch. The assembly includes a housing having a motor cavity and an integral guide for cooperating with an external float assembly. A housing cover includes electrically conductive pins extending therethrough and is connected to the housing to substantially seal the motor cavity. A switch cover cooperatively engages a portion of the housing cover to form the hermetically sealed switch cavity. The switch cavity also encloses at least one conductive pin in the housing cover.