Title:
自転車用フレーム、自転車及び自転車用フレームの製造方法
Document Type and Number:
Japanese Patent JP7257637
Kind Code:
B2
Abstract:
To provide a bicycle frame that allow two members to be welded at an angle that can be changed, as well as to provide a bicycle and a method of manufacturing the bicycle frame.SOLUTION: A bicycle frame 2 includes a first member and a second member connected to the first member. The first member includes a fittable portion 350. An opening 351 is formed in the fittable portion 350. The second member includes protruding portions 410 fitted into the opening 351. An outer peripheral surface of the protruding portions 410 has inclined surfaces configured such that at least two opposed surfaces are located inward toward a tip end of the protruding portion 410. The protruding portion 410 is welded to the fittable portion 350.SELECTED DRAWING: Figure 6
Inventors:
Shunya Ito
Application Number:
JP2019014835A
Publication Date:
April 14, 2023
Filing Date:
January 30, 2019
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
B62K3/02
Domestic Patent References:
| JP60213588A | ||||
| JP35033213Y1 | ||||
| JP51050748U | ||||
| JP58174068A |
Foreign References:
| US20090183356 |
Attorney, Agent or Firm:
Hokuto Patent Attorneys Office
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