HYDRAULIC JOINT STRUCTURE, HYDRAULIC OPERATION DEVICE WITH HYDRAULIC JOINT STRUCTURE, JOINT PORTION CONSTITUTING HYDRAULIC JOINT STRUCTURE, HYDRAULIC PRESSURE GENERATION UNIT WITH JOINT PORTION, FRONT END TOOL UNIT WITH JOINT PORTION, AND HYDRAULIC HOSE UNIT WITH JOINT PORTION

Title:

Document Type and Number:

WIPO Patent Application WO/2012/144465

Kind Code:

A1

Abstract:

When a male member (132) is inserted into a female member (304) to connect the first joint portion (C1) and the second joint portion (C2) of a hydraulic joint structure, the first opening end (114a) of the first oil path (114) of the male member and the first opening end (306a) of the first oil path (306) of the female member are connected at a first axial position, and the second opening end (116a) of the second oil path (116) of the male member and the second opening end (308a) of the second oil path (308) of the female member are connected at a second axial position. The configuration enables two hydraulic line systems to be easily connected at the same time.

Inventors:

KIMURA KIYOSHI (JP)

Application Number:

PCT/JP2012/060282

Publication Date:

October 26, 2012

Filing Date:

April 16, 2012

Export Citation:

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Assignee:

OGURA KK (JP)
KIMURA KIYOSHI (JP)

International Classes:

F16L39/00; F16L37/32

Foreign References:

JP2005114150A	2005-04-28
JP2005201285A	2005-07-28
JPS62272919A	1987-11-27
JP2004017202A	2004-01-22
JPH0537796B2

Other References: