Oscillating movement damping means intended for pivotally suspen

Details Oscillating movement damping means intended for pivotally suspen Oscillating movement damping means intended for pivotally suspen

1974-12-18

1976-02-10

Reger, Duane A.

Brakes

With condition indicator

Electrical

188130, F16F 708

Patent

active

039373029

ABSTRACT:
A means to damp the oscillating movements of a hoisting device suspended in a link the upper end of which pivotally mounted about a first horizontal shaft on the outer end of a crane jib and at the lower end of which the hoisting device is pivotally mounted about a second horizontal shaft. A sector-shaped brake disc is mounted at the upper articulation point, the centre of said disc being situated in or close to the centre of said first shaft. At least one brake shoe is provided at the crane jib and arranged to be pressed against the disc at a distance from said first shaft, whereby the desired damping effect is obtained.

REFERENCES:
patent: 2318873 (1943-05-01), Mallory
patent: 2445613 (1948-07-01), Fincher
patent: 2647591 (1953-08-01), Young

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