Brakes – Internal-resistance motion retarder – Motion damped from condition detected outside of retarder
Patent
1994-03-29
1995-08-29
Oberleitner, Robert J.
Brakes
Internal-resistance motion retarder
Motion damped from condition detected outside of retarder
1883225, 267136, B23Q 1100
Patent
active
054452473
ABSTRACT:
A damping unit comprising: a mass body supported at a position close to a shaft end of an operating shaft in such a manner as to be movable in a direction orthogonal to an axis of the operating shaft, the operating shaft of a working head; wirelike resilient members, an end of each resilient member supporting the mass body, the other end thereof being fixed in parallel with the axis of the operating shaft; fluid chambers disposed so as to enclose the resilient members; and a high-viscosity fluid being charged into the fluid chambers.
REFERENCES:
patent: 3052324 (1962-09-01), Bowditch
patent: 3221843 (1965-12-01), Seed
patent: 4580941 (1986-04-01), Inaba et al.
NSK Ltd.
Oberleitner Robert J.
Poon Peter M.
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