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Patent Searching and Data

Document Type and Number:
Japanese Patent JP2018119644
Kind Code:
PROBLEM TO BE SOLVED: To suppress erroneous assembly in assembling a gear for turning position detection to a transmission gear of a speed reduction mechanism.SOLUTION: Among a plurality of transmission gears included in a speed reduction mechanism, one includes a gear for turning position detection having a tooth width different from a predetermined gear and engaged at a designated engagement position; and has a visual recognition part capable of visually recognizing a reference tooth as a reference of an engagement position of at least one of the predetermined gear and the gear for turning position detection so as to discriminate from other teeth, and a groove burying part configured to bury tooth grooves of teeth around the reference tooth in the other gear engaged with the reference tooth of the one gear. The groove burying part is provided so as to bury a portion that is not overlapped with the one gear in a radial direction of the other gear.SELECTED DRAWING: Figure 4

南山 広知
原 沙也加
Application Number:
Publication Date:
August 02, 2018
Filing Date:
January 27, 2017
Export Citation:
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International Classes:
F16H1/06; A47K13/10
Attorney, Agent or Firm: