Title:
GEAR, ROBOT, AND GEAR PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2024/004372
Kind Code:
A1
Abstract:
The gear (10) formed by a resin containing a filler, when each of a plurality of points on an axial end surface (11) of the gear (10) corresponding one-to-one to a plurality of pin gates used when injecting resin during molding of the gear (10) are taken as gate points, is equipped with a plurality of recesses formed on the axial end surface (11), spreading from one side to the other side of a straight line extending radially outward from each corresponding gate point of the gear (10), and each having an asymmetrical shape relative to the straight line.
Inventors:
KUROKAWA RYUHEI (JP)
KURATA KUNITO (JP)
TAKAHASHI YOSHIHISA (JP)
MORI KOTARO (JP)
KURATA KUNITO (JP)
TAKAHASHI YOSHIHISA (JP)
MORI KOTARO (JP)
Application Number:
PCT/JP2023/016970
Publication Date:
January 04, 2024
Filing Date:
April 28, 2023
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
B29C45/00; B29C45/26; B29D15/00; F16H55/17
Foreign References:
| JP2016093910A | 2016-05-26 | |||
| JP2004340237A | 2004-12-02 |
Attorney, Agent or Firm:
AWANO Haruo (JP)
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