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:
Feb. 05, 1985
Filed:
Sep. 29, 1983
Jiro Fujita, Aichi, JP;
Iwao Yamane, Aichi, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
An automatic sewing machine includes a cloth retainer for holding a material to be sewn and which is driven by a cloth retainer driving device. The cloth retainer driving device includes a cloth retainer positioning and holding mechanism detachably positioning and holding the cloth retainer, and a driving mechanism driving the positioning and holding mechanism to automatically perform holding and release of the cloth retainer. The driving mechanism drives the positioning and holding mechanism in response to an instruction signal supplied from a control device prior to the start of sewing to automatically positioning and hold the cloth retainer, and automatically releases the positioning and holding of the cloth retainer upon the completion of sewing.