Viscous rotary damper

Details Viscous rotary damper Viscous rotary damper

1986-02-03

1987-09-08

Smith, Gary L.

Machine element or mechanism

Elements

Flywheel, motion smoothing-type

74574, F16F 1510

Patent

active

046915893

ABSTRACT:
A rotary damper comprises a driven gear having a cylindrical projection projecting from its rear surface and a case with a bottom and having a cylindrical groove, the cylindrical projection being received in the cylindrical groove, grease filling a gap defined between the cylindrical projection and the cylindrical groove, an outer wall of the case defining the cylindrical groove being formed on its inner periphery and adjacent to its distal end with an annular depression having a greater outer diameter than the diameter of the inner periphery, and the grease being partly forced out into the annular depression.

REFERENCES:
patent: 3040598 (1962-06-01), Warren
patent: 4134309 (1979-01-01), Balke et al.
patent: 4173158 (1979-11-01), Geislinger
patent: 4208928 (1980-06-01), Conseur et al.
patent: 4254985 (1981-03-01), Kirschner
patent: 4339963 (1982-07-01), Bremer
patent: 4341130 (1982-07-01), Shepherd et al.
patent: 4462270 (1984-07-01), Cooper et al.

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