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 (2 Kirihara-cho, Fujisawa-sh, Kanagawa 11, 〒2520811, JP)
永井 浩介 (〒11 神奈川県藤沢市桐原町２番地 シロキ工業株式会社内 Kanagawa, 〒2520811, JP)
永井 浩介 (〒11 神奈川県藤沢市桐原町２番地 シロキ工業株式会社内 Kanagawa, 〒2520811, JP)
Application Number:
JP2010/073510
Publication Date:
October 20, 2011
Filing Date:
December 27, 2010
Export Citation:
Assignee:
SHIROKI CORPORATION (2 Kirihara-cho, Fujisawa-shi Kanagawa, 11, 〒2520811, JP)
シロキ工業株式会社 (〒11 神奈川県藤沢市桐原町２番地 Kanagawa, 〒2520811, JP)
NAGAI, Kosuke (2 Kirihara-cho, Fujisawa-sh, Kanagawa 11, 〒2520811, JP)
シロキ工業株式会社 (〒11 神奈川県藤沢市桐原町２番地 Kanagawa, 〒2520811, JP)
NAGAI, Kosuke (2 Kirihara-cho, Fujisawa-sh, Kanagawa 11, 〒2520811, JP)
International Classes:
B21D39/00; B60J1/17; E05F11/38; E05F11/53
Attorney, Agent or Firm:
IJIMA, Tohji (3F Kyodo Bldg, 2-1 Tamadaira 1-chome, Hino-sh, Tokyo 62, 〒1910062, JP)
Claims: