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:
Mar. 22, 1988
Filed:
Aug. 07, 1986
Peter Bader, Minneapolis, MN (US);
Dennis A Gross, Lake Forest, IL (US);
Robert M Barrett, Rolling Meadows, IL (US);
Wayne M Bekius, Milaca, MN (US);
Wagner Spray Tech Corporation, Minneapolis, MN (US);
Abstract
An apparatus for applying a liquid to a surface comprising an applicator and a body member. The applicator is secured to an end of the body member, the body member defining a reservoir for housing a fluid. The body member includes a piston member for exerting a force on the fluid in the reservoir, and two channels, a first channel being in fluid communication with a channel in the applicator and a second channel being in fluid communication with an area outside the body member. The body member further including a valve for allowing fluid communication between the reservoir and either the first channel or second channel. An additional one-way valve which can be manually deactivated may be included in the second channel.