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:
Jul. 05, 1977
Filed:
May. 22, 1975
Chikanobu Sasayama, Fukui, JA;
Osamu Suzuki, Oobu, JA;
Takeshi Shimizu, Kariya, JA;
Kunji Chiba, Kariya, JA;
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Osaka, JA;
Daiwa Boseki Kabushiki Kaisha, Osaka, JA;
Abstract
Method and apparatus for controlling the operation of the open-end spinning frame which comprises measuring the number of rotations of the take-up roller means or a winding roller, controlling the relative timing of the reverse rotation of the take-up roller means and a winding roller of each spinning unit in association with the time of starting the normal driving of the fiber supply roller of each spinning unit and the time of starting the normal driving of the take-up roller and the winding roller based on the measured number of said rotations, and controlling the relative timing of the time of stopping the driving of the take-up roller and the winding roller in associated with the time of stopping the fiber supply roller based on the measured number of rotations.