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. 15, 1986
Filed:
Jul. 05, 1984
Applicant:
Inventors:
George W Adams, Greenwood, IN (US);
Jimmy L Sheeks, Indianapolis, IN (US);
Assignee:
Emhart Industries, Inc., Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D / ; H01H / ;
U.S. Cl.
CPC ...
62234 ; 200 / ;
Abstract
A control system provides slow and fast defrost cycles for a heat pump by providing an auxiliary manual switch to select different cams of a timing means for cycle operation. Selective ones of the cam switches are connected in parallel to permit two different defrost time cycles utilizing four cams rotating at the same speed.