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.
Patent No.:
Date of Patent:
Jun. 02, 2015
Filed:
Jan. 08, 2009
Applicant:
Hideo Yoshioka, Higashiomi, JP;
Inventor:
Hideo Yoshioka, Higashiomi, JP;
Assignee:
Daifuku Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G 1/02 (2006.01); B65G 1/04 (2006.01);
U.S. Cl.
CPC ...
B65G 1/02 (2013.01); B65G 1/04 (2013.01); B65G 2201/0297 (2013.01);
Abstract
A vertically movable work platform is suspended and supported by a plurality of suspension wires fed out from one or more of winding rotating bodies which is rotated such that the vertically movable work platform is vertically moved by the rotation of the one or more of winding rotating bodies. A support for receiving and supporting the lowering vertically movable work platform at a work height, and a stopper for preventing the rotation of the winding rotating body in a direction which tends to lower the vertically movable work platform when the vertically movable work platform reaches the work height are provided.