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:
Sep. 27, 2005
Filed:
Apr. 30, 2002
Tatsuya Futami, Kohriyama, JP;
Yoshiaki Yamamoto, Kohriyama, JP;
Kenji Kanemaru, Kohriyama, JP;
Masatake Tamaru, Tatsunokuchi-machi, JP;
Tatsuya Futami, Kohriyama, JP;
Yoshiaki Yamamoto, Kohriyama, JP;
Kenji Kanemaru, Kohriyama, JP;
Masatake Tamaru, Tatsunokuchi-machi, JP;
Komatsu Ltd., , JP;
Komatsu Zenoah Co., , JP;
Abstract
A fluid cylinder with a swivel joint which is more improved with high utility is provided. To this end, in the fluid cylinder, a flow passage (R) leading to a chamber (F) at the rod side of the cylinder is provided inside a rod (), and a pin hole (H) in a rod front end portion (F) and a pin (P) fitted in the pin hole (H) are formed into a swivel joint so that the flow passage (R) is always guided to an outside even if the pin hole (H) and the pin (P) are relatively rotated.