Title:
PIPE JOINT MANUFACTURING METHOD AND MOLD
Document Type and Number:
WIPO Patent Application WO/2021/002462
Kind Code:
A1
Abstract:
A method for manufacturing a pipe joint including a cylindrical housing and an easily deformable cylindrical seal member that is provided on the inner peripheral side of the housing, the method comprising: a step of placing the seal member in a mold in a state in which the seal member is mounted on the outer periphery of a holding pin, and a step of causing a molten resin to flow into the mold, while cooling the seal member through the holding pin, to form the housing.
Inventors:
NAKAMOTO YUJI (JP)
OBA FUMINORI (JP)
OBA FUMINORI (JP)
Application Number:
PCT/JP2020/026238
Publication Date:
January 07, 2021
Filing Date:
July 03, 2020
Export Citation:
Assignee:
SANOH IND CO LTD (JP)
International Classes:
B29C45/14; B29C33/04; B29C45/26; B29C45/73; F16L21/00; F16L37/02
Domestic Patent References:
| WO2018155187A1 | 2018-08-30 |
Foreign References:
| JP2003117978A | 2003-04-23 | |||
| JPH04282092A | 1992-10-07 | |||
| JP2018135996A | 2018-08-30 | |||
| JP2019125367A | 2019-07-25 |
Other References:
See also references of EP 3995281A4
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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