US 7,484,616 B2
Transportation facility for traveling body for transportation
Jiro Nakamura, Osaka (Japan)
Assigned to Daifuku Co., Ltd., (Japan)
Filed on Dec. 18, 2007, as Appl. No. 11/958,470.
Application 11/958470 is a continuation of application No. PCT/JP2006/314390, filed on Jul. 20, 2006.
Claims priority of application No. 2005-213748 (JP), filed on Jul. 25, 2005.
Prior Publication US 2008/0135382 A1, Jun. 12, 2008
Int. Cl. B65G 47/34 (2006.01)
U.S. Cl. 198—465.4  [198/345.3; 104/172.2] 11 Claims
OG exemplary drawing
 
1. A transportation facility comprising an object suspending transportation device, a carriage-type transportation device, an object receiving means, and an object return means, where
the object suspending transportation device comprises traveling bodies having object support hangers, and in a traveling route of the traveling bodies, a drive section in which the traveling bodies are forcibly made to travel and a drive releasing section in which the traveling bodies are made freely movable are provided,
the carriage-type transportation device comprises a carriage capable of traveling along the traveling route at the under side of the drive releasing section of the traveling route of the traveling bodies, and on the carriage, object support devices are provided,
the object receiving means is for transferring an object from the hanger onto the object support devices by lifting the object support devices relative to the hanger of the traveling body at the start point of transportation of the carriage-type transportation device, and
the object return means is for transferring an object from the object support devices onto the hanger by lowering the object support devices relatively to the hanger of the traveling body at the end point of transportation of the carriage-type transportation device, wherein
the object support hanger of the traveling body of the object suspending transportation device is provided with engaged portions,
the carriage of the carriage-type transportation device is provided with a hanger engagement means capable of engaging with and disengaging from the engaged portions of the hanger, and
in the transportation route of the carriage-type transportation device, the hanger engagement means engages with the engaged portions of the hanger and the carriage pulls and moves the traveling body of the object suspending transportation device switched into a drive releasing state via the hanger.