Winding – tensioning – or guiding – Strand tensioning device – Tortuous course
Patent
1977-10-19
1979-07-03
Gilreath, Stanley N.
Winding, tensioning, or guiding
Strand tensioning device
Tortuous course
74 58, 744248A, B65H 5428
Patent
active
041598130
ABSTRACT:
A traversing carriage has a shift member movable thereon which bears a pair of partial nuts for alternate engagement with each of two lead screws. A pair of latches are mounted on the carriage, each adapted to retain one of the partial nuts in engagement with a lead screw. Latch actuators are located to trip the latches and to operate the shift member when the carriage reaches predetermined limits of traverse.
REFERENCES:
patent: 2437725 (1948-03-01), Conner
Gilreath Stanley N.
Yale Engineering Inc.
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