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. 29, 2002
Filed:
Dec. 07, 2000
Randy E. Dewhirst, Onalaska, WI (US);
James W. Noben, Dakota, MN (US);
American Standard International Inc., New York, NY (US);
Abstract
A refrigeration unit having a compressor that includes a cast member, a cavity formed in the cast member, and an oil filter element dividing the cavity into an inlet cavity and an outlet cavity. An inlet port for directing the unfiltered oil into the inlet cavity and an outlet port for directing filtered oil out of the outlet cavity are also included. The filter element is secured in the cavity between an integral plate on one end and ears on the opposite end. A seal between the cast member and the removable cover is included. Also included is another seal positioned between the inlet and outlet cavities. The filter element may be cylindrical. At least one isolation valve that prevents or allows flow into and out of the filter cavity may be included. The inlet port may be formed in the cast member and the outlet port may be formed in the removable cover, or vice versa. At least one lubrication point and an oil conduit communicating between the lubrication port and the outlet port are included.