公开(公告)号：US20220305677A1

公开(公告)日：2022-09-29

申请号：US17527449

申请日：2021-11-16

Applicant: Sony Interactive Entertainment Inc.

Inventor： Katsutsugu FUKAMACHI ,  Keiji TOGAWA ,  Hiroshi OSAWA

IPC: B25J17/02 ,  F16H19/08 ,  F16H57/12

Abstract: Disclosed herein is a joint unit including two facing gears that include respective two bevel gear members that face each other, and an intermediate gear that has a bevel gear member meshing with both the two bevel gear members. One of the two facing gears and the intermediate gear includes a first member including an inner circumferential portion of the bevel gear member of the one of the two facing gears and the intermediate gear; a second member including an outer circumferential portion of the bevel gear member of the one of the two facing gears and the intermediate gear; and a resilient member attached to one of the first member and the second member for normally urging the other of the first member and the second member to move in a direction along the directions of rotation of the one of the two facing gears and the intermediate gear.