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. 13, 1990
Filed:
Sep. 05, 1989
Applicant:
Inventor:
Richard O Norman, San Antonio, TX (US);
Assignee:
R. O. Norman Company, Inc., San Antonio, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05B / ;
U.S. Cl.
CPC ...
239318 ; 239335 ; 2394175 ; 2394275 ; 2394285 ;
Abstract
A fluid spraying system having a spray gun capable of alternatively selecting a low pressure aerated cleaning or high pressure non-aerated rinsing mode. The system further has an improved interchangeable and disposable fluid cartridge with a combination metering and check valve. The cartridge is sealingly engagable with the gun by use of a bellows fitment. The system utilizes the principle of increased or decreased flow volume to alternatively draw fluid from the cartridge or bypass the cartridge.