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:
Apr. 14, 2025
Filed:
May. 11, 2022
Applicant:
Daifuku Co., Ltd., Osaka, JP;
Inventors:
Assignee:
Daifuku Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G 1/04 (2005.12);
U.S. Cl.
CPC ...
B65G 1/0428 (2012.12); B65G 1/0435 (2012.12);
Abstract
A travel body includes a wheel drive source for driving a drive wheel, a support arm swingable relative to a travel body section and supporting the drive wheel and the wheel drive source, a swing support attached to the travel body section and supporting the swing fulcrum of the support arm, and an elastic unit. The swing support is detachably attached to the travel body section. The elastic unit includes an abutting section that abuts, from a second side in the swing direction, a target spot located away from the swing fulcrum of the support arm, and an elastic section that biases the abutting section abutting the support arm toward a first side in the swing direction.