Textiles: spinning – twisting – and twining – Apparatus and processes – Doffing or donning
Patent
1991-01-17
1992-12-22
Hail, III, Joseph J.
Textiles: spinning, twisting, and twining
Apparatus and processes
Doffing or donning
285319, 403 2, 403329, D01H 902
Patent
active
051725401
ABSTRACT:
The grippers are mounted on a doffer bar so as to disengage from both the top and bottom of the bar should a mis-alignment occur relative to a bobbin tube. The removal or separation of a gripper from the bar causes a pneumatic or electrical signal to be generated which can be used to indicate the individual disturbance location. A light may also be provided at each gripper station in order to indicate a position of a disturbance.
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patent: 4758024 (1988-07-01), Kaempen
Brennwalder Daniel
Erni Markus
Fritschi Isidor
Wanzenried Andreas
Wernli Joerg
Hail III Joseph J.
Hand Francis C.
Rieter Machine Works Ltd.
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