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:
Jun. 14, 1977
Filed:
Jun. 28, 1976
Robert A Ragen, Hayward, CA (US);
Carl E Herendeen, Danville, CA (US);
Xerox Corporation, Stamford, CT (US);
Abstract
Apparatus for energizing a selected one or more of a plurality of actuation devices in order to cause a printing element associated with each selected actuation device to strike an adjacent recording medium. The apparatus comprises memory means responsive to a predetermined address signal for supplying a plurality of data bits and a conversion bit together identifying those actuation devices selected for energization, a plurality of switches respectively coupled to the plurality of actuation devices, each switch capable of energizing its respective actuation device in response to receipt of a data bit of a first state, means coupled to the memory means and to first and second predetermined ones of the switches and being responsive to the conversion bit being of a first state for supplying a predetermined data bit to the first predetermined switch and responsive to the conversion bit being of a second state for supplying the predetermined data bit to the second predetermined switch, and means coupled to the memory means and to other ones of the switches for respectively supplying other ones of the data bits to such other ones of the switches.