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. 20, 2010
Filed:
Dec. 03, 2003
Joseph W. Grez, North Bend, WA (US);
Scott E. Hall, Issaquah, WA (US);
Joseph W. Grez, North Bend, WA (US);
Scott E. Hall, Issaquah, WA (US);
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A pump () for a personal care appliance which includes a flexible fluid cartridge member () having an exit opening () for the fluid at a forward end thereof (), a base member () having a cutout portion () into which a fluid-filled portion () of the cartridge () can nest, and a pressing member () having a configuration which nests with the cutout portion over a substantial portion of its length, such that as the pressing member moves forwardly along its path, fluid in the fluid-filled portion is pressed out the exit opening and into a line connected to a workpiece element, such as a toothbrush brushhead.