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:
Nov. 12, 1991
Filed:
Feb. 04, 1991
Applicant:
Inventor:
Pere P Montaner, Barcelona, ES;
Assignee:
Monturas, S.A., Barcelona, ES;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05B / ;
U.S. Cl.
CPC ...
222321 ; 222385 ; 239333 ; 417435 ;
Abstract
A decompression device for suction pumps having a pumping chamber and a plunger formed with a resilient lower lip, which in the end-of-stroke position reaches a lower limit level and which comprises at least one protuberance in the surface of the pumping chamber extending on both sides of the lower limit level and determining a lower edge and an upper edge, between which at least one continuous slot extends.