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:
Dec. 21, 2010
Filed:
Mar. 05, 2007
Yasunobu Nakatani, Sakai, JP;
Fumitake Okunishi, Kawachinagano, JP;
Yoshifumi Horiuchi, Sakai, JP;
Hiroki Bessho, Sakai, JP;
Yoshihiro Kawahara, Sakai, JP;
Mitsugu Kobayashi, Sakai, JP;
Shinichiro Saji, Sakai, JP;
Masaki Hayashi, Sakai, JP;
Yasunobu Nakatani, Sakai, JP;
Fumitake Okunishi, Kawachinagano, JP;
Yoshifumi Horiuchi, Sakai, JP;
Hiroki Bessho, Sakai, JP;
Yoshihiro Kawahara, Sakai, JP;
Mitsugu Kobayashi, Sakai, JP;
Shinichiro Saji, Sakai, JP;
Masaki Hayashi, Sakai, JP;
Kubota Corporation, Osaka, JP;
Abstract
A work vehicle includes a hydrostatic continuously variable speed-change device, a gear type multiple-stage speed-change device disposed downstream of the hydrostatic continuously variable speed-change device with respect to a direction in which power is transmitted, first and second oil passages, a bypass oil passage communicating the first and second oil passages with each other, a valve mechanism for opening and closing the bypass oil passage, and a manual operating member provided in a driving section for opening and closing the valve mechanism.