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:
May. 13, 2008
Filed:
Apr. 23, 2004
Applicant:
Gregory C. Smith, Elyria, OH (US);
Inventor:
Gregory C. Smith, Elyria, OH (US);
Assignee:
Bendix Commercial Vehicle Systems LLC, Elyria, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 47/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A compressed air filtering cartridge includes a housing and a filter in the housing, the filter having a thermal vent. In one embodiment the filter includes a wall portion having a first condition when below a predetermined temperature range in which the wall portion blocks flow of air between opposite sides of the wall portion. The wall portion has a second condition when above the predetermined temperature range in which the wall portion does not block flow of air between opposite sides of the wall portion. The cartridge may be part of a compressed air system, between a compressor and an air dryer.