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:
Jan. 14, 1986
Filed:
Feb. 08, 1984
Applicant:
Inventors:
Kenth Nilsson, Akersberga, SE;
Jan Bolmgren, Vaellingby, SE;
Assignee:
Siemens Aktiengesellschaft, Berlin & Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
3461 / ; 310330 ;
Abstract
An improved recording device, which has a row of nozzles with each nozzle having an inlet opening and an outlet opening and a piezoelectric transducer arranged adjacent the inlet opening for forcing a drop of recording fluid from the outlet opening onto a recording medium in response to a voltage change on the transducer, characterized by the individual transducers being formed as teeth of a comb-like piezoplate that is a bilaminar plate formed of a piezoceramic layer and a carrier layer and has a reinforcing layer in the area of a spine of the comb which is shared by all teeth of the plate.