Title:
PIPELINE WATER STOP PACKING
Document Type and Number:
Japanese Patent JP2014194225
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a pipeline water stop packing which has no danger of "puncture".SOLUTION: A pipeline water stop packing includes an annular packing material, one-side contact body which comes into contact with one side of the packing material and the other side contact body which comes into contact with the other side of the other side packing material, the packing material being compressed and deformed by narrowing an interval between one-side contact body and the other side contact body to permit the expanding of outer circumference of the packing material. Therein, the packing material is made of solid elastic material and an interval between the one-side contact body and the other side contact body is dispersedly arranged in the circumferential direction and is narrowed by a plurality of fastening members which penetrate the packing material.
Inventors:
HARUYAMA SHIGEO
MASUDA NAOKI
IWAMOTO MORIO
MASUDA NAOKI
IWAMOTO MORIO
Application Number:
JP2013070022A
Publication Date:
October 09, 2014
Filing Date:
March 28, 2013
Export Citation:
Assignee:
DAI ICHI HIGH FREQUENCY CO LTD
HARUYAMA KK
HARUYAMA KK
International Classes:
F16L55/12; F16J13/12; F16J15/10
Domestic Patent References:
| JPH09126384A | 1997-05-13 | |||
| JPH01131225U | 1989-09-06 | |||
| JPS605231U | 1985-01-16 | |||
| JPS5597288U | 1980-07-05 | |||
| JPS60110795U | 1985-07-27 |
Attorney, Agent or Firm:
Katsunuma Hirohito
Hiroyuki Nagai
Katsuomi Isogai
Hiroyuki Nagai
Katsuomi Isogai