Title:
三輪自転車
Document Type and Number:
Japanese Patent JP7038616
Kind Code:
B2
Abstract:
To suppress a loss of a component and an increase in number of components, and to change a swing range of a front frame relative to a rear frame.SOLUTION: A second restriction member 27 is provided on either one frame between a front frame 11 and a rear frame 12 and abuts, when the front frame swings around a swing axis O relative to the rear frame, a first restriction member 26 provided on the other frame. The first restriction member includes a plurality of restriction surfaces 26a and 26b with which the second restriction member abuts when the front frame swings around the swing axis relative to the rear frame, and is detachably attached to the other frame in such a way that the attitude or the provided position can be changed. When the attitude of the first restriction member or the provided position thereof relative to the other frame is changed, the restriction surface that faces the second restriction member around the swing axis is changed, and a distance between the restriction surface and the second restriction member around the swing axis is changed.SELECTED DRAWING: Figure 2
Inventors:
Katsuhiko Odaka
Application Number:
JP2018126497A
Publication Date:
March 18, 2022
Filing Date:
July 03, 2018
Export Citation:
Assignee:
Bridgestone Cycle Co., Ltd.
International Classes:
B62K5/06
Domestic Patent References:
| JP2013091473A | ||||
| JP51010537A |
Foreign References:
| WO2001036257A1 |
Attorney, Agent or Firm:
Sumio Tanai
Kazuzumi Nishizawa
Hiroki Ninai
Makiko Otsuki
Kazuzumi Nishizawa
Hiroki Ninai
Makiko Otsuki
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