Planetary gear device and actuator
AssigneeEnplas Corporation
InventorKoki HISAI
Life of this patent
Estimating the term…
Abstract
A planetary gear device include: a carrier portion including a first facing portion and a second facing portion that face with each other, a planetary portion disposed between the first facing portion and the second facing portion; and a first supporting portion and a second supporting portion formed on the first facing portion and the second facing portion or the planetary portion, respectively, and cooperating with each other so as to support the planetary portion rotatably on the second facing portion.
Claims12
A planetary gear device, comprising:
- a carrier portion including a first facing portion and a second facing portion that face with each other;
- a planetary portion disposed between the first facing portion and the second facing portion;
- and
- a first supporting portion and a second supporting portion formed on the first facing portion and the second facing portion, respectively, and cooperating with each other so as to support the planetary portion rotatably with respect to the second facing portion, wherein a tip end of the first supporting portion and a tip end of the second supporting portion are disposed to face each other with a gap therebetween.
The planetary gear device according to claim 12, wherein
- the first supporting portion and the second supporting portion are formed separately from the first facing portion and the second facing portion, respectively, and are fixed to the first facing portion and the second facing portion, respectively.
The planetary gear device according to claim 12, wherein
- the first supporting portion and the second supporting portion are each formed of a shaft portion or a protruding portion, the first supporting portion and the second supporting portion being inserted into the planetary portion, and
- the planetary portion includes a first planetary-side receiving portion and a second planetary-side receiving portion that slidably contact with the first supporting portion and the second supporting portion.
10-11. (canceled)
Dependencies are inferred from the claim text.