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:
Jun. 13, 1989
Filed:
May. 17, 1988
Applicant:
Inventors:
Robert N Schmidt, Cleveland, OH (US);
Haans K Petruschke, Kirtland, OH (US);
Assignee:
Life Systems, Inc., Cleveland, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
55 74 ; 55 68 ; 55 73 ; 55 97 ; 55316 ; 55320 ; 55502 ; 55510 ;
Abstract
A lightweight, snap together filter is provided for use under high stress environmental conditions. The casing and cover of the filter may be molded from high strength plastics and has been designed to snap together by a snap lock mechanism to secure a subtantially pressure tight filter assembly. The filter assembly may be utilized in an aircraft and other vehicles that may be exposed to extreme environmental conditions. The filter is designed to withstand a wide range of temperatures.