Title:
PIPE JOINT STRUCTURE
Document Type and Number:
Japanese Patent JP2019190641
Kind Code:
A
Abstract:
To provide a pipe joint structure 10 in which steam does not leak from a joining part between a first pipe and a second pipe even if the first pipe or the second pipe is displaced from packing.SOLUTION: The pipe joint structure 10 comprises a first pipe 11, a second pipe 12, and a sleeve 13 surrounding a joining part 10A between the first pipe 11 and the second pipe 12. First packing 17 is provided between the first pipe 11 and the sleeve 13, and second packing 18 is provided between the second pipe 12 and the sleeve 13. The first packing 17 and the second packing 18 are made of hard synthetic resin, and comprise a first coil spring 17a and a second coil spring 18a respectively.SELECTED DRAWING: Figure 1A
Inventors:
IKEDA SHINTARO
Application Number:
JP2018087487A
Publication Date:
October 31, 2019
Filing Date:
April 27, 2018
Export Citation:
Assignee:
VICTAULIC JAPAN
International Classes:
F16L21/04; F16J15/10
Domestic Patent References:
| JPS55140186U | 1980-10-06 | |||
| JPH0212566U | 1990-01-25 | |||
| JPS6293488U | 1987-06-15 | |||
| JPS4830419U | 1973-04-13 |
Foreign References:
| US20160076681A1 | 2016-03-17 | |||
| US4448448A | 1984-05-15 | |||
| US5314213A | 1994-05-24 |
Attorney, Agent or Firm:
Hiroyuki Nagai
Yukitaka Nakamura
Yasukazu Sato
Satoru Asakura
Yukitaka Nakamura
Yasukazu Sato
Satoru Asakura