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. 03, 1977
Filed:
Oct. 16, 1975
Applicant:
Inventor:
William F Legler, Sugar Grove, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55470 ; 55480 ; 55484 ; 55493 ; 55502 ; 55504 ; 55507 ; 55509 ; 98 4 / ;
Abstract
A filter mounting assembly for a dual fan airflow system for an air conditioner or the like comprises a pair of spaced-apart fan housings having axially aligned circular inlet openings and a pair of elongated, annular filter elements disposed between the housings and biased by clamping means outward into engagement with annular seating means surrounding the openings in their respective housings.
Legler, William. (1977). A/c fan and filter assembly (U.S. Patent No. 4021212). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4021212
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile