Title:
SEAL APPARATUS
Document Type and Number:
WIPO Patent Application WO/2018/193737
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a seal apparatus that provides sufficient sealing and can be made to be compact and inexpensive as a whole. To fulfill this purpose, this seal apparatus is provided with: a screw part 11 for screwing together with a screw fastening part of a hollow component, a seal part 12 for moving along the axis of the screw part and being pressed against the screw fastening part of the hollow component, a stopper part 13 that is fixed to the screw part and restricts the movement of the seal part, a pressed part 14 for receiving external force so as to move along the axis of the screw part and pressing the seal part against the screw fastening part by moving the same in the direction of the screw fastening part, a spring 15 disposed between the pressed part and stopper part, and an accumulator 16 that is formed between the stopper part and seal part and into which flows an inspection fluid to be introduced into the hollow component for the purpose of inspection.
Inventors:
SHIINA MITSUHARU (JP)
TAKAHASHI MIYUKI (JP)
HARAGA KAZUYUKI (JP)
SHIMURA HIDEHARU (JP)
KUNUGIZA YASUYUKI (JP)
TAKIZAWA YORICHIKA (JP)
TAKAHASHI MIYUKI (JP)
HARAGA KAZUYUKI (JP)
SHIMURA HIDEHARU (JP)
KUNUGIZA YASUYUKI (JP)
TAKIZAWA YORICHIKA (JP)
Application Number:
PCT/JP2018/008704
Publication Date:
October 25, 2018
Filing Date:
March 07, 2018
Export Citation:
Assignee:
SANOH IND CO LTD (JP)
International Classes:
G01M3/28; F16J15/00
Foreign References:
| JP2015232457A | 2015-12-24 | |||
| JPH04174334A | 1992-06-22 | |||
| JPH11351409A | 1999-12-24 | |||
| JPS59106038U | 1984-07-17 | |||
| JP2014020834A | 2014-02-03 | |||
| JP2018044783A | 2018-03-22 |
Attorney, Agent or Firm:
IWANE Masatoshi (JP)
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