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:
Mar. 12, 1985
Filed:
Apr. 12, 1984
Leonard J DiCarlo, Maryland Heights, MO (US);
Roland A Ares, St. Charles, MO (US);
Robert O Norton, Chesterfield, MO (US);
Hussmann Corporation, Bridgeton, MO (US);
Abstract
A pressure regulating valve for use in the oil separation and delivery system of a refrigeration system, including a valve body having an oil inlet chamber for connection with a separated liquid source on the high pressure side of refrigeration system compressor means, an oil outlet adapted for low pressure connection with oil level controls for the compressor means, internal valve means for controlling oil flow between the high side and low side chambers, and movable pressure means responsive to oil outlet pressure and compressor suction pressure acting in opposition for regulating said internal valve means.