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. 02, 1982
Filed:
Jan. 14, 1980
Applicant:
Inventor:
Erich Weidmann, Wetzikon, CH;
Assignee:
Gebruder Loepfe AG, Wetzikon, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D03D / ;
U.S. Cl.
CPC ...
1393702 ;
Abstract
An electronic weft or filling thread monitoring device on a gripper shuttle weaving machine provided with a rotatable color changing mechanism comprises a signal generator or weft thread travel sensor fixedly mounted in the area between the color changer and the point where the weft thread is transferred to the gripper shuttle or projectile. Only the one of the weft threads which is ready for transfer to the gripper shuttle is located in front of the signal generator without touching the same, and is lead in contact with the signal generator only when the projectile is driven into the weaving shed.