Title:
ROBOT
Document Type and Number:
Japanese Patent JP2021030370
Kind Code:
A
Abstract:
To provide a robot in which electrical wiring can be prevented from being under excessive load.SOLUTION: A robot comprises: a base; a first arm connected to the base and turning around a first axis; a second arm connected to the first arm and turning around a second axis parallel to the first axis; a third arm which has a hollow portion, is connected to the second arm, turns around a third axis parallel to the first axis, and moves along the third axis; electric wiring provided in the hollow portion; and a rotary member which has a tubular first member fixed to the third arm and having a first terminal in an inner peripheral portion, also has a second member provided inside the first member, relatively rotating with respect to the first member and having, in an outer peripheral portion, a second terminal electrically connected to the electric wiring, and which rotary member maintains a contact state between the first terminal and the second terminal when the second member relatively rotates with respect to the first member.SELECTED DRAWING: Figure 5
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Inventors:
YOSHIMURA KAZUTO
Application Number:
JP2019153546A
Publication Date:
March 01, 2021
Filing Date:
August 26, 2019
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
B25J19/00; B25J3/02; H01R39/00
Domestic Patent References:
| JP2019048345A | 2019-03-28 | |||
| JP2004090152A | 2004-03-25 | |||
| JP2021035716A | 2021-03-04 | |||
| JPH05138580A | 1993-06-01 |
Attorney, Agent or Firm:
Kazuaki Watanabe
Satoshi Nakai
Hiroki Matsuoka
Satoshi Nakai
Hiroki Matsuoka