US 12,391,486 B2
Tray and transport facility
Yoshihiko Fujio, Hinocho (JP); and Takuya Isomura, Hinocho (JP)
Assigned to Daifuku Co., Ltd., Osaka (JP)
Appl. No. 18/023,197
Filed by Daifuku Co., Ltd., Osaka (JP)
PCT Filed May 28, 2021, PCT No. PCT/JP2021/020392
§ 371(c)(1), (2) Date Feb. 24, 2023,
PCT Pub. No. WO2022/044463, PCT Pub. Date Mar. 3, 2022.
Claims priority of application No. 2020-144739 (JP), filed on Aug. 28, 2020.
Prior Publication US 2023/0303332 A1, Sep. 28, 2023
Int. Cl. B65G 17/32 (2006.01); B65G 17/06 (2006.01); B65G 17/22 (2006.01); B65G 17/34 (2006.01); B65G 21/20 (2006.01); B65G 39/18 (2006.01); B65G 39/20 (2006.01)
CPC B65G 17/34 (2013.01) [B65G 17/066 (2013.01); B65G 17/22 (2013.01); B65G 21/2072 (2013.01); B65G 39/18 (2013.01); B65G 39/20 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A transport facility comprising:
a tray; and
a transport device,
wherein:
the tray is configured to be transported along a transport route by the transport device,
the tray comprises a main body section that is plate-shaped,
a front-rear direction is a direction along the transport route, and a width direction is a direction intersecting the front-rear direction in a plan view,
the transport route includes a curved route section shaped as a curved line in a plan view,
the transport device comprises a pair of guide walls in at least the curved route section, the guide walls each extending along a corresponding edge, with respect to the width direction, of the transport route and including a guiding surface facing inward in the width direction,
the main body section has an upper surface used as a placement surface on which an article is placeable,
the main body section comprises:
an intermediate section;
a front section adjacent to the intermediate section on a front side in the front-rear direction; and
a rear section adjacent to the intermediate section on a rear side in the front-rear direction,
the intermediate section is rectangular in a plan view,
the front section is shaped as a trapezoid that becomes smaller in the width direction while extending toward the front side in a plan view, and
the rear section is shaped as a trapezoid that becomes smaller in the width direction while extending toward the rear side in a plan view.