Epicyclic reduction gears

Details Epicyclic reduction gears Epicyclic reduction gears

1991-01-23

1992-01-07

Wright, Dirk

Planetary gear transmission systems or components

Planetary gearing or element

Coaxial teeth around planet pinion engage axially spaced...

F16H 132

Patent

active

050786652

ABSTRACT:
A reduction unit includes a sun gear (2) which is integral with the driving shaft (1), and is equipped at the two ends of the shaft with two identical toothings (3, 4) which mesh with three free planetary gears (7) which in turn mesh with the fixed (10) and rotary (11) internal ring gears; between these ring gears there is a difference of three teeth.

REFERENCES:
patent: 3307433 (1967-03-01), Bennett et al.
patent: 3633441 (1972-01-01), Hicks
patent: 3675510 (1972-07-01), Duggar, Jr.
patent: 4429594 (1984-02-01), Heller
patent: 4754949 (1988-07-01), Fukamachi
patent: 4850247 (1989-07-01), Yu
patent: 4850457 (1989-07-01), Taig

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