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. 26, 1991
Filed:
Sep. 07, 1989
Applicant:
Inventors:
Werner Foller, Stuhr, DE;
Holm Klann, Bremen, DE;
Assignee:
GESTRA Aktiengesellschaft, Bremen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D / ; F16T / ;
U.S. Cl.
CPC ...
236 / ; 236 58 ;
Abstract
There is provided a thermally controlled valve having a valve seat, a closure valve associated therewith, an expansion capsule containing an evaporation medium which actuates the closure valve by a stroke displaceable wall part, and a snap spring biasing the closure in the opening direction and arranged so that in the closed position of the valve, the spring occupies a position of stroke lying in the range of stroke between the force maximum and the force minimum of its force stroke characteristic.