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:
Jan. 16, 1996
Filed:
Jul. 18, 1994
Applicant:
Inventor:
Richard D Ericson, North Andover, MA (US);
Assignee:
MKS Instruments, Inc., Andover, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ; F24H / ;
U.S. Cl.
CPC ...
392474 ; 219201 ; 137341 ; 251305 ;
Abstract
A heated fluid control valve with an electric heating element and a thermocouple disposed in a rotatable support shaft comprises a metallic flapper plate disposed in a fluid passageway and mounted on, and in thermal contact with, an elongated, rotatable metallic shaft that passes laterally through the fluid passageway. The shaft is heated by the internal heating element and, in turn, heats the flapper plate along the entire length of the shaft.
Ericson, Richard. (1996). Heated fluid control valve with electric heating element and (U.S. Patent No. 5485542). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5485542
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile