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:
Apr. 28, 2015
Filed:
May. 06, 2010
Harold D. Johnson, Zimmerman, MN (US);
Jimmy Wing Sum Tam, Plymouth, MN (US);
Bradley H. Hines, Andover, MN (US);
Glenn W. Davidson, Roseville, MN (US);
Harold D. Johnson, Zimmerman, MN (US);
Jimmy Wing Sum Tam, Plymouth, MN (US);
Bradley H. Hines, Andover, MN (US);
Glenn W. Davidson, Roseville, MN (US);
Graco Minnesota Inc., Minneapolis, MN (US);
Abstract
A fluid dispensing device comprises a housing body, a reciprocating piston fluid pump, a primary drive element, a wobble assembly and a spray tip. The reciprocating piston fluid pump has a piston disposed within a pumping chamber inside the housing body. The primary drive element is coupled to the housing body to provide a rotary input. The wobble assembly connects the primary drive element to the reciprocating piston fluid pump to convert the rotary input into reciprocating input to the piston. The spray tip connects to an outlet of the pumping chamber.