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:
Mar. 29, 1988
Filed:
Apr. 17, 1987
Applicant:
Inventors:
Allan M Dob, Clifton, NJ (US);
John W Wurst, Far Hills, NJ (US);
Assignee:
SSMC Inc., Shelton, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417 32 ; 236 49 ; 307632 ; 318334 ;
Abstract
A speed controlling circuit for an alternating current powered blower motor is disclosed in which rectified direct current voltages are manipulated, regulated responsive to ambient temperature, and compared so as to provide reliable and cost effective blower speed control in proportion to ambient temperature and low blower speed cut off.