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:
Feb. 23, 1993
Filed:
Dec. 18, 1991
Applicant:
Inventor:
William E Pence, IV, Tarrytown, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05D / ;
U.S. Cl.
CPC ...
236 / ; 62-32 ; 374178 ; 374 45 ; 257712 ;
Abstract
A heat control and interface stress control principle for a material in which a piezoelectric member is positioned in contact with an interface of the material so that a heat generated expansion of the material generates a piezoelectric signal that controls a thermoelectric cooler in contact with the piezoelectric member.