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:
Dec. 15, 1998
Filed:
Sep. 20, 1995
Applicant:
Inventor:
Glenn T Gentile, San Diego, CA (US);
Assignee:
Hewlett-Packard Company, Palo Alto, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
347 30 ; 347 24 ;
Abstract
An inkjet printer priming system having a variable volume chamber in a closed fluid system for each print head, the volume of said variable volume chamber being varied by manual actuation of a button-like surface identified as priming a particular print head, said actuatable surface being coupled to a movable wall incorporated in said variable volume chamber, said movable wall being biased to a position maximizing the volume of said variable volume chamber and said priming system providing tactile and audio feedback to an operator actuating said surface indicating proper priming functions.