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:
Sep. 24, 1985
Filed:
May. 23, 1984
Takanobu Matsuura, Takizawa, JP;
Alps Electric Co., Ltd., , JP;
Abstract
A mechanism for driving a pen recorder includes a carriage movable with respect to a recording sheet, a pen holder rotatably mounted on the carriage and carrying a plurality of pens, the pen holder having a writing position in which one of the pens at a time can be located, the pen holder including a rotatable pen selector mechanism, a hammer swingably mounted on the carriage for pressing one of the pens in the writing position toward the recording sheet, a motor, a cam rotatably by the motor, a lever for actuating the hammer, the lever having a portion held in sliding contact with the cam, so that the hammer can be driven by the cam, an intermittent gear rotatable in unison with the cam, and a driven gear held in mesh with the intermittent gear and having a shaft coupled with the rotatable pen selector mechanism.