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:
Dec. 15, 1981
Filed:
Oct. 02, 1980
Applicant:
Inventor:
William W Bell, Jr, Marcellus, NY (US);
Assignee:
Carrier Corporation, Syracuse, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137119 ; 13762414 ; 13762511 ;
Abstract
A rotationally indexing valve capable of directing refrigerant flow to various zones of a heat exchanger is disclosed. A piston is mounted for reciprocal movement within the valve casing. Means are provided for rotating the piston between selected positions as the piston reciprocates, each position connecting a valve port to a liquid chamber for directing flow therethrough.
Bell, Jr, William. (1981). Rotationally indexing valve (U.S. Patent No. 4305417). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4305417
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile