Title:
流体デバイス
Document Type and Number:
Japanese Patent JP6903025
Kind Code:
B2
Abstract:
An integrated block 1 serving as a fluid device includes: a flow port 13 open to form one end of a passage P; an annular groove 14 arranged along an outer circumferential edge of the flow port 13, the annular groove 14 being open so as to insert the gasket 2 therein; a first tapered portion 17 arranged on a radially-inner side interior wall 14b of the annular groove 14 and sloped radially outward from an open end of the annular groove 14 in a depth direction of the annular groove 14; and a guide 18 arranged on a radially-outer side interior wall 14a of the annular groove 14, extending throughout a predetermined range D from the open end of the annular groove 14 in the depth direction, and having a larger diameter than an outer circumferential surface 22a of a second sealing portion 22 of the gasket 2.
Inventors:
Tomohiro Adachi
Tomoyuki Koike
Atsushi Nakano
Toshihide Iida
Tomoyuki Koike
Atsushi Nakano
Toshihide Iida
Application Number:
JP2018054140A
Publication Date:
July 14, 2021
Filing Date:
March 22, 2018
Export Citation:
Assignee:
Nippon Pillar Industry Co., Ltd.
International Classes:
F16L17/067; F16J15/10
Domestic Patent References:
| JP2009103303A | ||||
| JP2006316806A | ||||
| JP2008240916A | ||||
| JP2006132662A | ||||
| JP2008019914A | ||||
| JP11248060A | ||||
| JP2017172785A | ||||
| JP2010216507A | ||||
| JP2018096457A |
Foreign References:
| US20150176744 |
Attorney, Agent or Firm:
Maeda patent office