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, 2005
Filed:
Mar. 07, 2003
Cary R. Bybee, Lebanon, OR (US);
Paul L. Nash, Monmouth, OR (US);
Rebecca M. Seitz, Dayton, OH (US);
Cary R. Bybee, Lebanon, OR (US);
Paul L. Nash, Monmouth, OR (US);
Rebecca M. Seitz, Dayton, OH (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
A fluid supply providing fluid to a fluid ejection cartridge, includes a chassis that partially defines a variable volume chamber. The chassis has a sealing surface disposed proximate an opening in the chamber. In addition, the fluid supply includes a compressive layer formed from an ethylene propylene-diene copolymer and an isobutylene isoprene copolymer. Further the fluid supply includes a fastening device disposed on the chassis holding the compressive layer to the sealing surface forming a fluidic seal of a diaphragm pump.