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:
Sep. 19, 2011
Filed:
Aug. 27, 2000
Applicants:
Glen W. Davidson, Roseville, MN (US);
Alexander L. Kapelevich, Shoreview, MN (US);
Inventors:
Glen W. Davidson, Roseville, MN (US);
Alexander L. Kapelevich, Shoreview, MN (US);
Assignee:
Graco Minnesota Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B 9/00 (2005.12); F04B 9/04 (2005.12);
U.S. Cl.
CPC ...
Abstract
An airless spray pump is provided with a single-acting piston pump which allows the use of a low-cost yoke drive. Motor and pump shaft are offset for most efficient force utilization.