Automatic belt reel lock mechanism

Details Automatic belt reel lock mechanism Automatic belt reel lock mechanism

1983-04-06

1984-06-05

Jillions, John M.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

2421074B, A62B 3502, B65H 7548

Patent

active

044524056

ABSTRACT:
An automatic belt reel lock mechanism with a main housing, a reel axle with pertaining reel spring and a rolled-up belt as well as with a locking mechanism comprising a mass force sensor, a movably mounted locking pawl, a ratchet wheel and a control component which supports the mass force sensor and is mounted in the housing concentrically with the reel axle, and with a lock/drive disk concentric with the reel axle and mounted in a freely rotatable fashion in relation to it while serving the meshing of the locking pawl with the ratchet wheel through a control cam, and with a rotary inertial mass for actuating the locking pawl at excessive belt acceleration.

REFERENCES:
patent: 3999722 (1976-12-01), Weman et al.
patent: 4065069 (1977-12-01), Weman
patent: 4065071 (1977-12-01), Holmberg
patent: 4083512 (1978-04-01), Rumpf
patent: 4101092 (1978-07-01), Schmelow et al.
patent: 4135682 (1979-01-01), Mizuno
patent: 4162773 (1979-07-01), Wallin
patent: 4167254 (1979-09-01), Paitula et al.
patent: 4187995 (1980-09-01), Rex
patent: 4355772 (1982-10-01), Adomeit

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