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Patent Searching and Data


Title:
JOINT STRUCTURE AND COOLING DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/141321
Kind Code:
A1
Abstract:
This joint structure (1) is characterized in that it is equipped with a connecting tube (2), a to-be-connected part (3) provided with a first coupling part (9) which is a ring-shaped protrusion having an outer diameter smaller than the inner diameter of the connecting tube, a ring-shaped member (4) arranged at the outer rim of the connecting tube and the outer wall portion of which is equipped with a first screw part, a tapered ring (5) arranged at the outer rim of the connecting tube and at least a portion of the outer diameter of which is smaller than the inner diameter of the ring-shaped member, and a fastening part (6) arranged at the outer rim of the connecting tube and the inner wall portion of which is equipped with a second screw part that mates with the first screw part, with the fastening part pressing the tapered ring against the ring-shaped member when the fastening part and the ring-shaped member are screwed together.

Inventors:
INABA KENICHI (JP)
YOSHIKAWA MINORU (JP)
SAKAMOTO HITOSHI (JP)
CHIBA MASAKI (JP)
MATSUNAGA ARIHIRO (JP)
Application Number:
JP2012/060198
Publication Date:
October 18, 2012
Filing Date:
April 10, 2012
Export Citation:
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Assignee:
NEC CORP (JP)
INABA KENICHI (JP)
YOSHIKAWA MINORU (JP)
SAKAMOTO HITOSHI (JP)
CHIBA MASAKI (JP)
MATSUNAGA ARIHIRO (JP)
International Classes:
F16L33/22; F16L21/04
Domestic Patent References:
WO2010058520A12010-05-27
Foreign References:
JPH11248075A1999-09-14
JP2008025615A2008-02-07
JP2003269673A2003-09-25
Attorney, Agent or Firm:
SHIMOSAKA, NAOKI (?1088001, JP)
Naoki Shimosaka (?1088001, JP)
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Claims: