DEVICE FOR EMERGENCY DESCENT Russian patent published in 1997 - IPC

Abstract RU 2081639 C1

FIELD: rescue work. SUBSTANCE: the device uses a rotary drum with cable reeled up on it, the free end of the cable is attached to the object to be abandoned, and a brake gear. The brake gear has a fixed drum with an annular magnetic circuit and a disk with permanent magnets. The disk is rigidly connected to the rotary drum and located inside the annular magnetic circuit. Permanent magnets have an axial magnetization and are spring-loaded in the disk radial grooves for movement under the action of centrifugal forces. Powder of carbonyl iron is placed between the disk and magnetic circuit. EFFECT: enhanced reliability. 2 cl, 2 dwg

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RU 2 081 639 C1

Authors

Morogov B.V.

Sudarikov N.M.

Dates

1997-06-20Published

1993-06-22Filed