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:
Mar. 17, 1981
Filed:
Sep. 18, 1978
Applicant:
Inventor:
Erich Loepfe, Pfaffhausen, CH;
Assignee:
Gebruder Loepfe AG, Zurich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; G01R / ;
U.S. Cl.
CPC ...
226 45 ; 28187 ; 57 81 ; 57352 ; 57354 ; 226 11 ; 242 36 ; 242 / ; 242 49 ; 2421 / ; 324454 ; 340677 ;
Abstract
A sensing device responsive to ballooning motion of textile yarns, and producing electrical sensing signals comprising a hollow or ring-shaped yarn guide body whose interior periphery is provided with motion responsive and non-responsive elements in alternate sequence.