Winding – tensioning – or guiding – Strand tensioning device – Clamp
Patent
1978-12-26
1979-11-27
Gilreath, Stanley N.
Winding, tensioning, or guiding
Strand tensioning device
Clamp
242148, B65H 5922
Patent
active
041757181
ABSTRACT:
Thread brake including a rotatably driven lower and upper dish, a device for applying a load with adjustable pressure to the upper dish, the device including a chamber, an elastic container of variable volume received in the chamber, and a central compressed-gas supply connected to the elastic container, the elastic container being of such size in non-pressurized condition thereof that, upon being pressurized, the elastic wall thereof is not stretched, and plunger means for transmitting the pressure from the elastic container to the upper dish, the plunger means extending through an opening formed in a wall of the chamber and having a contact surface of predetermined size directed against the elastic container.
REFERENCES:
patent: 2610813 (1952-09-01), Campbell
patent: 2888216 (1959-05-01), Simons, Jr. et al.
patent: 3459389 (1969-08-01), Wildi et al.
patent: 3533574 (1970-10-01), Cooper et al.
patent: 4133492 (1979-01-01), Derichs et al.
Derichs Josef
Koslowski Gerhard
Gilreath Stanley N.
Lerner Herbert L.
W. Schlafhorst & Co.
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