Internal planetary gear device

Details Internal planetary gear device Internal planetary gear device

1995-03-06

1998-01-13

Marmor, Charles A.

Planetary gear transmission systems or components

Planet periphery surrounds axis of interacting gear

Particular gear tooth

475162, 475168, F16H 132

Patent

active

057073104

ABSTRACT:
An internal planetary gear device having an input shaft, an eccentric body rotating with the rotation of the input shaft, an external gear eccentrically rotatably mounted on the eccentric body through a bearing, an internal gear internally meshing with the external gear, and an output shaft connected to the external gear through a device for taking up only components of rotation of the external gear, wherein, each component is manufactured of resin, and one of the internal teeth of the internal gear and the external teeth of the external gear is formed into a tooth profile including an inner envelope configuration of curtate epitrochoid theoretical curve C, while the other, into a convex circular tooth profile.

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