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:
Nov. 15, 1983
Filed:
Dec. 28, 1981
Applicant:
Inventors:
Chikashi Nishida, Sakai, JP;
Yoshishiro Okita, Sakai, JP;
Ryoichi Tanaka, Neyagawa, JP;
Takeshi Kajimoto, Sakai, JP;
Hitoo Nasu, Sakai, JP;
Assignee:
Kubota, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D / ;
U.S. Cl.
CPC ...
180-648 ; 74491 ; 180-658 ; 180315 ;
Abstract
A working vehicle comprising two pumps for driving hydraulic motors provided for opposite running devices individually and a valve mechanism for bringing the vehicle into a low-speed state wherein a fluid is supplied from the pumps to the motors individually, or alternatively into a high-speed state wherein the combined fluid from the pumps is supplied to the motors in series. The vehicle is provided with an operating assembly for preventing the vehicle from turning at a high speed even when the vehicle is inadvertently so operated by the driver in the high-speed state.