Title:
UNIVERSAL JOINT DEVICE AND METHOD OF MANUFACTURING THE DEVICE
Document Type and Number:
WIPO Patent Application WO/2000/075520
Kind Code:
A1
Abstract:
A universal joint device, wherein a generally cylindrical socket part (7) having a converged opening part (5) at the tip thereof and a mounting opening part (6) at the base end thereof is formed projectedly by pressing a steel plate arm base material in thickness direction, the socket part (7) is fixedly put on a support table (60) of a crimping machine (50) and a spherical head part (24) is stored in the socket part (7) through a bearing seat (31) to install a ball stud (21), a closing plate (11) is closely inserted into the mounting opening (6), a roller (58) is rolled on the inner peripheral edge of the socket part (7), and a first height difference part (13a) projected inward in a flange shape is formed crimpingly, and the roller (59) is rolled at the tip portion of the first height difference part (13a), a second height difference part (13b) projected inward in flange shape is formed crimpingly, and a crimped part (13) thinner at the tip side is formed at the height difference, whereby the amount of locking between the closing plate (11) and a crimped part (13) is increased, and the closing plate (11) can be installed surely and stably so as to increase a sealability.
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Inventors:
SUZUKI YOSHIHIRO (JP)
Application Number:
PCT/JP2000/003541
Publication Date:
December 14, 2000
Filing Date:
June 01, 2000
Export Citation:
Assignee:
ISHIKAWA TEKKO KK (JP)
SASAKI HITOSHI (JP)
SUZUKI MANABU (JP)
INAGAKI KAZUYA (JP)
SUZUKI YOSHIHIRO (JP)
SASAKI HITOSHI (JP)
SUZUKI MANABU (JP)
INAGAKI KAZUYA (JP)
SUZUKI YOSHIHIRO (JP)
International Classes:
B21K1/76; B21K25/00; B23P11/00; B23P15/00; F16C11/06; B21H7/18; (IPC1-7): F16C11/06; B21K1/05
Foreign References:
| JPS63297809A | 1988-12-05 | |||
| JPH0399214U | 1991-10-16 | |||
| US5743669A | 1998-04-28 | |||
| JPH1062898A | 1998-03-06 | |||
| JPS5229374A | 1977-03-05 | |||
| JPH0476961A | 1992-03-11 |
Other References:
See also references of EP 1106849A4
Attorney, Agent or Firm:
Kabasawa, Joo (Shinjuku 3-chome Shinjuku-ku, Tokyo, JP)
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