The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 27, 2015

Filed:

Oct. 15, 2010
Applicant:

Yoshinari Wada, Osaka, JP;

Inventor:

Yoshinari Wada, Osaka, JP;

Assignee:

Daifuku Co., Ltd., Osaka-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G 1/04 (2006.01); B61B 3/02 (2006.01); H01L 21/677 (2006.01);
U.S. Cl.
CPC ...
B61B 3/02 (2013.01); H01L 21/6773 (2013.01); H01L 21/67733 (2013.01); B65G 1/0464 (2013.01); B65G 2201/0297 (2013.01);
Abstract

A ceiling transport vehicle in which articles may be transferred precisely while allowing its travel portion to travel smoothly along a set travel path is provided. The ceiling transport vehicle has a pair of guiding bodies which guide the travel portion along a set travel path by contacting each of right and left lateral sides of a guide rail with a pair of contacting members that are supported by the travel portion such that the contacting members can be moved away from each other and moved toward each other in a lateral width direction. The ceiling transport vehicle also has a switching portion for moving each of the pair of contacting members away from each other and toward each other to switch between a holding state and a holding release state.


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