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Title:
TRANSFER BAR
Document Type and Number:
WIPO Patent Application WO/2011/092965
Kind Code:
A1
Abstract:
A connection device (1) for connecting a remaining bar (26) and a movement bar (28) of a transfer bar (1) is configured of a remaining clamp (3) and a movement clamp (4). A male fitting section (K1) and a female fitting section (K2) which fit to each other in the connection direction are provided to the clamps (3, 4) so as to serve as a first connection section (R1). A male engagement section (44) and a female engagement section (33) are contained within the clamps (3, 4) so as to serve as a second connection section (R2). The female engagement section (33) of the second connection section comprises spheres (36) serving as movement members which move in the direction perpendicular to the connection direction. The female engagement section (33) is engaged with and disengaged from the male engagement section (44) by the movement of the spheres (36).

Inventors:
NISHIDA KENJI (JP)
MORIYASU TAKASHI (JP)
AKASHI HIDETOSHI (JP)
KOBAYASHI TOMOYA (JP)
Application Number:
PCT/JP2010/072665
Publication Date:
August 04, 2011
Filing Date:
December 16, 2010
Export Citation:
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Assignee:
KOMATSU MFG CO LTD (JP)
KOMATSU IND CORP (JP)
SR ENGINEERING CO LTD (JP)
NISHIDA KENJI (JP)
MORIYASU TAKASHI (JP)
AKASHI HIDETOSHI (JP)
KOBAYASHI TOMOYA (JP)
International Classes:
B21D43/05
Foreign References:
JPS6433320U1989-03-01
JP2006289478A2006-10-26
JPH0475804A1992-03-10
JPS5371177U1978-06-14
Attorney, Agent or Firm:
KINOSHITA & ASSOCIATES (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
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Claims:



 
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