Title:
MOVABLE TRAVELLING DEVICE
Document Type and Number:
Japanese Patent JP2020082761
Kind Code:
A
Abstract:
To provide a movable travelling device capable of accomplishing an appropriate wheel grip by a simple linkage mechanism using neither spring nor a damper.SOLUTION: A movable travelling device 1 includes: a predetermined structure body 10; four or more wheels 20 placed around a weight center of the structure body 10; a wheel holding mechanism 30 that holds, among the multiple wheels 20, the two adjacent wheels 20 around the weight center of the structure body 10 as a set; a pair of holding shafts 40 which is provided on either one of the wheel holding mechanism 30 or the structure body 10, and which extends horizontally toward the other one of the wheel holding mechanism or the structure body; and a pair of holding grooves 50 which is provided on the other one of the wheel holding mechanism or the structure body, into which the pair of holding shafts 40 is inserted, and which enables a relative inclined motion between the wheel holding mechanism 30 and the structure body 10 around the axis of each of the pair of holding shafts 40.SELECTED DRAWING: Figure 1
Inventors:
SAKASHITA KAZUHIRO
KOBAYASHI YUSUKE
KOBAYASHI YUSUKE
Application Number:
JP2018214911A
Publication Date:
June 04, 2020
Filing Date:
November 15, 2018
Export Citation:
Assignee:
TOKYO METRO IND TECH RES INST
International Classes:
B62D61/10
Domestic Patent References:
| JPH0648150A | 1994-02-22 | |||
| JP2016130044A | 2016-07-21 | |||
| JP2017222297A | 2017-12-21 |
Attorney, Agent or Firm:
Nishizawa Kazumi
Tomoo Katsumata
Ryo Tsuchiya
Yuichiro Shimizu
Tomoo Katsumata
Ryo Tsuchiya
Yuichiro Shimizu