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. 12, 1989
Filed:
May. 06, 1988
Applicant:
Inventor:
Kevin T Kersey, San Diego, CA (US);
Assignee:
D. H. Technology, Inc., San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
400124 ; 101 9305 ;
Abstract
A dot matrix print head assembly comprising a plurality of print wire members mounted in a wire guide housing and being operably associated with rigid armature members and electromagnet units in an electromagnetic drive housing with a transverse pivotal edge on each of the armature members pivotally supported by a flat pole end surface; the electromagnetic unit comprising a coil and a bobbin connected to a printed circuit board; and the electromagnetic unit being surrounded by and fixedly located within a block of plastic material.