Indexing mechanism using pairs of radially disposed rollers enga

Details Indexing mechanism using pairs of radially disposed rollers enga Indexing mechanism using pairs of radially disposed rollers enga

1996-10-25

1999-10-05

Marmor, Charles A.

Machine element or mechanism

Mechanical movements

Rotary to intermittent unidirectional motion

74444, 74450, 74465, F16H 2704

Patent

active

059606681

ABSTRACT:
A roller gear cam index mechanism including a turret having pairs of adjacent rollers radially arranged on a circumference thereof. Each pair of rollers is engaged between adjacent ribs on a globoidal cam. The angle between the line up direction of every pair of rollers and the tangent direction of the turret circumference is a variable between 0 to 90 degrees. The rollers are modified globoidal rollers which are selected having difference maximum radii and vertex positions.

REFERENCES:
patent: 2789683 (1957-04-01), Stahl
patent: 3456529 (1969-07-01), Petroff
patent: 3496791 (1970-02-01), Gabriel
patent: 3710639 (1973-01-01), Reene
patent: 4541297 (1985-09-01), Fujita
patent: 4685346 (1987-08-01), Brackett
patent: 4747321 (1988-05-01), Hannel
Oizumi, et al., A Globoidal-Cam Type Gearing, DE-vol. 43-2, International Power Transmission and Gearing Conference--vol. 2, ASME 1992.

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