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. 04, 2007
Filed:
Aug. 29, 2005
Andreas Bibl, Los Altos, CA (US);
John A. Higginson, Santa Clara, CA (US);
Paul A. Hoisington, Norwich, VT (US);
Deane A. Gardner, Cupertino, CA (US);
Robert A. Hasenbein, Enfield, NH (US);
Melvin L. Biggs, Norwich, VT (US);
Edward R. Moynihan, Plainfield, NH (US);
Andreas Bibl, Los Altos, CA (US);
John A. Higginson, Santa Clara, CA (US);
Paul A. Hoisington, Norwich, VT (US);
Deane A. Gardner, Cupertino, CA (US);
Robert A. Hasenbein, Enfield, NH (US);
Melvin L. Biggs, Norwich, VT (US);
Edward R. Moynihan, Plainfield, NH (US);
FUJIFILM Dimatix, Inc., Lebanon, NH (US);
Abstract
A printhead having a monolithic semiconductor body with an upper face and a lower face. The body defines a fluid path including a pumping chamber, a nozzle flow path, and a nozzle opening. The nozzle opening is defined in the lower face of the body and the nozzle flow path includes an accelerator region. A piezoelectric actuator is associated with the pumping chamber. The actuator includes a piezoelectric layer having a thickness of about 50 micron or less.