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. 02, 1989
Filed:
Jan. 13, 1988
Applicant:
Inventor:
Norman R McCombs, Tonawanda, NY (US);
Assignee:
The John Bunn Company, Tonawanda, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55179 ; 55267 ; 55357 ; 55475 ; 12820418 ; 12820511 ; 12820512 ; 12820527 ;
Abstract
A portable PSA device having a combination of features including a demand device to thereby limit the necessary size of the PSA unit itself; an improved spring loaded bed to permit horizontal use, and an arrangement of parts overall to produce a low profile, low center of gravity compact unit particularly suitable for use in automobiles and of sufficiently low power demand to be powered by the cigarette lighter socket of automobiles.