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. 20, 2004
Filed:
Dec. 06, 2002
Boney A. Mathew, Clarkston, MI (US);
Carl S. Howarth, Bloomfield Hills, MI (US);
Mathson Industries, Troy, MI (US);
Abstract
A plastic thermostat housing having a vent passage including a valve portion ( ), a cap portion ( ), and an outlet portion ( ), with the cap portion ( ) being larger in cross sectional area than the cap, portion ( ). A check valve ( ) is inserted into the valve portion ( ) and a cap ( ) with a vent hole ( ) is inserted into the cap portion ( ) for retaining the check valve ( ) in the vent passage. The assembly is characterized by the plastic material of the housing ( ) being deformed into engagement with the cap ( ) for retaining the cap ( ) in the valve portion ( ) of the vent passage. The cap ( ) may comprise a plastic material to be fused to the housing ( ).