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. 10, 1976
Filed:
Nov. 14, 1973
Applicant:
Inventors:
Hugh J Tyler, Santa Ana, CA (US);
Denis G Wolfe, Santa Ana, CA (US);
Assignee:
Robertshaw Controls Company, Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ; F16K / ; G01K / ;
U.S. Cl.
CPC ...
251 11 ; 733682 ; 733683 ; 137 79 ; 251 75 ; 252421 ;
Abstract
A thermally operated valve utilizes a member which is moved in accordance with the pressure of a gas within a chamber containing an adsorbent carbon material formed from a compound of carbon and a non-carbon component wherein the non-carbon component has been removed leaving a porous structure with cavities of sufficient size to receive and adsorb the gas.