Transmission apparatus

Details Transmission apparatus Transmission apparatus

1987-04-06

1987-12-22

Hermann, Allan D.

Machine element or mechanism

Rotary member or shaft indexing, e.g., tool or work turret

Preselected indexed position

74796, 74805, F16H 128, F16H 1550

Patent

active

047139854

ABSTRACT:
A transmission apparatus having an annular casing formed integrally, in its inner face, with a plurality of wave-shaped inner teeth, a plurality of drive roll elements rolling along the toothed inner face of the annular casing, a carrier for swingably supporting the drive roll elements by means of associated connecting element, and a wave generator for cyclically urging the drive roll elements to radially displace while rolling along the toothed inner face, thereby urging the carrier element to exert thereon a drive force.

REFERENCES:
patent: 1738662 (1929-12-01), Morison
patent: 1831577 (1931-11-01), Richer
patent: 1870875 (1932-08-01), Scheuer
patent: 2906143 (1959-09-01), Musser
patent: 4184388 (1980-01-01), Sfredda
patent: 4487091 (1984-12-01), Pierrat
patent: 4494416 (1985-01-01), Evans
patent: 4505163 (1985-03-01), Fallener
patent: 4520693 (1985-06-01), Sfredda
patent: 4539867 (1985-09-01), Ishimi
patent: 4552037 (1985-11-01), Distin, Jr. et al.

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