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:
Nov. 16, 1976
Filed:
Dec. 15, 1975
Applicant:
Inventor:
Harry R Berrey, Waynesboro, VA (US);
Assignee:
General Electric Company, Waynesboro, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
197 / ; 335276 ;
Abstract
In a dot matrix printing head having a plurality of printing elements or styli each driven by an associated electromagnetically operated hinged armature, an adjustable spring arrangement for adjusting the preload biasing of each armature against an armature stop to insure that the associated electromagnets are matched with respect to flight time and can be set to deliver the proper printing force to each styli.