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. 06, 1976
Filed:
Jul. 23, 1974
William Telford Cross, Cuddington, EN;
Stephen Alexander Gaydon, Saltburn by the Sea, EN;
Andrew Gilchrist, Welwyn Garden City, EN;
Ernest Raymond Ellis, Welwyn Garden City, EN;
Imperial Chemical Industries Limited, London, EN;
Abstract
A transfer compressor for transmitting pressure from one fluid to another comprising a cylinder, a piston slidable within the cylinder, a space within the cylinder at each end of the piston, means for admitting fluid to each of the spaces, a tell-tale rod mounted on one end of the piston passing slidably and sealingly through an end of the cylinder, one end of the piston presenting a different area presented by the other end of the piston to the fluid in contact with said other end whereby the pressure exerted on the fluid at one end of the piston may be different from the pressure existing in the fluid at the other end of the piston.