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:
Feb. 22, 2011
Filed:
May. 31, 2006
Michael B. Jones, Excelsior, MN (US);
Richard Paul Anderson, Burnsville, MN (US);
Allen Arden Caldwell, Shakopee, MN (US);
Brian David Denker, Rogers, MN (US);
Charles Thomas Graves, Woodbury, MN (US);
Christopher John Herman, White Bear Lake, MN (US);
Robert Ernest Miller, Savage, MN (US);
Lance Talbot Molby, Chanhassen, MN (US);
Michael B. Jones, Excelsior, MN (US);
Richard Paul Anderson, Burnsville, MN (US);
Allen Arden Caldwell, Shakopee, MN (US);
Brian David Denker, Rogers, MN (US);
Charles Thomas Graves, Woodbury, MN (US);
Christopher John Herman, White Bear Lake, MN (US);
Robert Ernest Miller, Savage, MN (US);
Lance Talbot Molby, Chanhassen, MN (US);
Wagner Spray Tech Corporation, Plymouth, MN (US);
Abstract
Apparatus and method for quickly disconnecting a wetted parts subassembly from a paint spray gun wherein the wetted parts subassembly includes a spray tip, pump cylinder and piston and paint cup components including a pump housing cylinder support carrying the pump cylinder and having a pair of protrusions formed on a pump housing cylinder support, a frame having a pair of slots aligned to receive the protrusions when the pump housing cylinder support is received in the frame, a locking lever pivotably attached to the frame adjacent at least one of the slots and movable between a latched position wherein the pump housing cylinder support is retained to the frame, and an unlatched position wherein the pump housing cylinder support is removable from the frame. A passive retention feature frictionally engages the wetted parts subassembly with the frame when the wetted parts subassembly is received in the frame.