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. 12, 1985
Filed:
Aug. 17, 1983
Applicant:
Inventors:
Erich Kattner, Neubiberg, DE;
Kurt Herzog, Munich, DE;
Assignee:
Siemens Aktiengesellschaft, Berlin & Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
3461 / ; 29 2535 ; 29856 ;
Abstract
A printing head for an ink jet printer has a plurality of ink channels formed as hollow tubes, each with a hollow cylindrical piezoelectric transducer, which tubes are interconnected to form a piezoelectric tube group. The piezoelectric tube group is assembled with a front housing part which supports the front end of the tube group, and a housing cap bearing electrical contacts engaging the piezoelectric tube elements is assembled in place, after which the interior is filled with a casting resin.