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:
Jan. 26, 2010
Filed:
Aug. 11, 2006
Yoshiteru Ikehata, Yasu, JP;
Shigeto Murayama, Hikone, JP;
Takayoshi Ono, Tainan, TW;
Tatsuhisa Tsuji, Tainan, TW;
Yoshiteru Ikehata, Yasu, JP;
Shigeto Murayama, Hikone, JP;
Takayoshi Ono, Tainan, TW;
Tatsuhisa Tsuji, Tainan, TW;
Daifuku Co., Ltd., Osaka, JP;
Abstract
A floating unit comprises: a stationary portion; a movable portion supported to be movable relative to the stationary portion and including an article support; a support disposed between the stationary portion and the movable portion, the support having a plurality of rolling elements rotatably held by a holder between an upwardly facing first contact surface provided on the stationary portion and a downwardly facing second contact surface provided on the movable portion, whereby the support is movable in all horizontal directions relative to the movable portion and the stationary portion; a movable portion returning device for biasing the movable portion relative to the stationary portion toward a reference position for receiving an article; and a support returning device for biasing the support horizontally relative to the stationary portion toward a reference position for holding the movable portion.