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. 10, 1976
Filed:
May. 16, 1975
Applicant:
Inventors:
Abram N Spanel, Princeton, NJ (US);
David R Jacobs, New Canaan, CT (US);
David N Buell, New Canaan, CT (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D05C / ;
U.S. Cl.
CPC ...
112 / ; 226 97 ;
Abstract
A yarn control and feeding apparatus for use with tufting machines and similar apparatus wherein yarn, normally precut, is tufted into a backing layer. A pulsing-type solenoid actuator is utilized to selectively control yarn metering and feeding functions carried out by a rotatable yarn feed wheel and to further control pneumatic yarn transport means including advancing and retracting yarn during various stages of the tufting cycle.