Title:
OVERHEAD TRANSPORT VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/102280
Kind Code:
A1
Abstract:
An overhead transport vehicle (1) comprises a first support portion (50), a second support portion (40), and a link mechanism (70). The first support portion (50) has a first buffer portion (58), and is connected to a belt (9), on one side in the width direction of a body portion in plan view. The second support portion (40) has a second buffer portion (48), and is connected to the belt (9), on the other side in the width direction of the body portion. The link mechanism (70) connects the first support portion (50) and the second support portion (40) and brings the first distance between the first support portion (50) and a base portion (10A) in the vertical direction and the second distance between the second support portion (40) and the base portion (10A) closer to each other. The link mechanism (70) has at least one of a third buffer portion (71, 72, 75, 76) that allows relative movement of the base portion (10A) in the travel direction and a fourth buffer portion (73, 77) that allows relative movement in the width direction with respect to the first support portion (50) and the second support portion (40).
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Inventors:
KOBAYASHI MAKOTO (JP)
Application Number:
PCT/JP2021/036619
Publication Date:
May 19, 2022
Filing Date:
October 04, 2021
Export Citation:
Assignee:
MURATA MACHINERY LTD (JP)
International Classes:
B61B3/02; B65G1/04; H01L21/677
Domestic Patent References:
| WO2020174809A1 | 2020-09-03 | |||
| WO2018079146A1 | 2018-05-03 | |||
| WO2019146276A1 | 2019-08-01 | |||
| WO2020217632A1 | 2020-10-29 | |||
| WO2018079146A1 | 2018-05-03 |
Foreign References:
| JP2019218180A | 2019-12-26 | |||
| JP2006008354A | 2006-01-12 | |||
| JP2009176765A | 2009-08-06 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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