Title:
JOINT STRUCTURE AND WIND REGULATOR
Document Type and Number:
WIPO Patent Application WO/2011/129033
Kind Code:
A1
Abstract:
A joint structure and a wind regulator having high separation strength.
A lift arm (5) is provided with: a tapered through-hole (35) which has formed thereon a first inner wall section (33) work-hardened by plastic deformation; and a raised section (45) which has an inner wall surface (41) interconnected with an inner wall surface (31) of the tapered through-hole (35) and which has formed thereon a second inner wall section (43) work-hardened by plastic deformation. A protrusion (51) is formed on a driven gear (3). The protrusion (51) is fitted from the tapered through-hole (35) up to the raised section (45), has an outer wall section (53) work-hardened by plastic deformation, and has an outer wall surface (55) in close contact with the inner wall surface (31) of the tapered through-hole (35) and with at least a part of the inner wall surface (41) of the raised section (45).
Inventors:
NAGAI KOSUKE (JP)
KAMIURA TOMOHIRO (JP)
KAMIURA TOMOHIRO (JP)
Application Number:
PCT/JP2010/073510
Publication Date:
October 20, 2011
Filing Date:
December 27, 2010
Export Citation:
Assignee:
SHIROKI CORP (JP)
NAGAI KOSUKE (JP)
KAMIURA TOMOHIRO (JP)
NAGAI KOSUKE (JP)
KAMIURA TOMOHIRO (JP)
International Classes:
B21D39/00; B60J1/17; E05F11/38; E05F11/53
Foreign References:
| JP3048281U | 1998-05-06 | |||
| JPS50159459A | 1975-12-24 | |||
| JP2002242528A | 2002-08-28 | |||
| JP2009040399A | 2009-02-26 | |||
| JP2009142887A | 2009-07-02 |
Other References:
See also references of EP 2559500A4
Attorney, Agent or Firm:
IJIMA, Tohji (JP)
Toji Ijima (JP)
Toji Ijima (JP)
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Claims: