JPS60161099U - Airtight structure - Google Patents

Airtight structure

Info

Publication number
JPS60161099U
JPS60161099U JP4930684U JP4930684U JPS60161099U JP S60161099 U JPS60161099 U JP S60161099U JP 4930684 U JP4930684 U JP 4930684U JP 4930684 U JP4930684 U JP 4930684U JP S60161099 U JPS60161099 U JP S60161099U
Authority
JP
Japan
Prior art keywords
piston
sealing material
flange portion
outer case
airtight structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP4930684U
Other languages
Japanese (ja)
Other versions
JPH0426400Y2 (en
Inventor
石川　巌雄
武井　哲夫
Original Assignee
富士重工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 富士重工業株式会社 filed Critical 富士重工業株式会社
Priority to JP4930684U priority Critical patent/JPS60161099U/en
Publication of JPS60161099U publication Critical patent/JPS60161099U/en
Application granted granted Critical
Publication of JPH0426400Y2 publication Critical patent/JPH0426400Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
  • Gasket Seals (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

゛　　第１図は本考案にかかる真空引き装置のノズル部
の一実施例を示す外観正面図、第２図は第１図のＸ−Ｘ
断面図、第３図は第１図の真空引き用バルブ部の断面図
である。 １・・・外筐、２・・ゼストン、２ａ・・・フランジ部
３・・・ノズル、３ａ・・・先端開口部、４・・・シー
ル材、７・・・リターンスプリング、１１・・・シリン
ダ部、Ａ・・・注入口、Ｂ・・・爪部材。゛ Fig. 1 is an external front view showing one embodiment of the nozzle part of the vacuum evacuation device according to the present invention, and Fig. 2 is a cross-sectional view taken along line X-X in Fig. 1.
3 is a sectional view of the evacuation valve section of FIG. 1. DESCRIPTION OF SYMBOLS 1...Outer casing, 2...Zeston, 2a...Flange part 3...Nozzle, 3a...Tip opening, 4...Sealing material, 7...Return spring, 11... Cylinder part, A... Inlet, B... Claw member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 外筐内に設けたシリンダ部に上下に摺動可能なるよう嵌
装したピストンの下端部に、外筐底面の下方において該
外波底面に対向するフランジ部を形成し、該ピストンの
中心孔部に下端に開口部をもったノズルを配設し、上記
外筐底面とそれに対向するフランジ部との間に円環状の
弾性体よりなるシール材をピストン外周に嵌挿した状態
で介装し、上記シリンダ部内にエア又はオイル等の流体
を強制的に送り込みピストンを上昇させて上記シール材
を上下方向に圧縮させて拡径変形させ注入口内周面に圧
接させる流体圧供給手段を設けたことを特徴とする気密
保持構造。A flange portion facing the outer wave bottom surface below the bottom surface of the outer case is formed at the lower end of the piston fitted so as to be able to slide up and down in a cylinder portion provided in the outer case, and a flange portion facing the external wave bottom surface is formed below the bottom surface of the outer case, and a center hole of the piston a nozzle having an opening at its lower end is disposed, and a sealing material made of an annular elastic body is inserted between the bottom surface of the outer casing and the flange portion opposite thereto, with the sealing material being fitted around the outer periphery of the piston; A fluid pressure supply means is provided that forcibly feeds fluid such as air or oil into the cylinder portion to raise the piston, compress the sealing material in the vertical direction, expand its diameter, and press it against the inner circumferential surface of the injection port. Features an airtight structure.
JP4930684U 1984-04-04 1984-04-04 Airtight structure Granted JPS60161099U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4930684U JPS60161099U (en) 1984-04-04 1984-04-04 Airtight structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4930684U JPS60161099U (en) 1984-04-04 1984-04-04 Airtight structure

Publications (2)

Publication Number Publication Date
JPS60161099U true JPS60161099U (en) 1985-10-25
JPH0426400Y2 JPH0426400Y2 (en) 1992-06-24

Family

ID=30566378

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4930684U Granted JPS60161099U (en) 1984-04-04 1984-04-04 Airtight structure

Country Status (1)

Country Link
JP (1) JPS60161099U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01168499U (en) * 1988-05-13 1989-11-28
JPH0513998U (en) * 1991-08-01 1993-02-23 マツダ株式会社 Liquid injection device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5239485A (en) * 1975-07-21 1977-03-26 Cpc International Inc Method of manufacturing plastic foodstuff and container for the same
JPS5612100U (en) * 1979-07-09 1981-02-02
JPS58169100U (en) * 1982-05-07 1983-11-11 トヨタ車体株式会社 liquid injection gun

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52122642A (en) * 1976-04-07 1977-10-15 Taiheiyo Kogyo Kk Method of producing retort food leaving cavity in it

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5239485A (en) * 1975-07-21 1977-03-26 Cpc International Inc Method of manufacturing plastic foodstuff and container for the same
JPS5612100U (en) * 1979-07-09 1981-02-02
JPS58169100U (en) * 1982-05-07 1983-11-11 トヨタ車体株式会社 liquid injection gun

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01168499U (en) * 1988-05-13 1989-11-28
JPH0513998U (en) * 1991-08-01 1993-02-23 マツダ株式会社 Liquid injection device

Also Published As

Publication number Publication date
JPH0426400Y2 (en) 1992-06-24

Similar Documents

Publication Publication Date Title
JPS60147774U (en) plunger pump
JPH0267093U (en)
JPS60161099U (en) Airtight structure
JPS6028655U (en) mechanical seal
JPS58149608U (en) Cushion device for fluid pressure cylinders
JPH0330585U (en)
JPS6058981U (en) vacuum valve device
JPS6114649U (en) tube container
JPS60154601U (en) Cushion device in fluid pressure cylinder
JPS5852400U (en) small gas cylinder
JPS61141804U (en)
JPS5935263U (en) master cylinder
JPS59135310U (en) Valve stem oil supply device
JPS5960155U (en) fuel tank cap
JPS59190663U (en) master cylinder
JPS6267975U (en)
JPS6167272U (en)
JPS58175271U (en) Safety valve
JPS6345080U (en)
JPS63170679U (en)
JPS6237682U (en)
JPS6243186U (en)
JPS60164138U (en) Piston detent device in disc brake
JPS6018303U (en) Manifold for fluid equipment piping
JPS603271U (en) Fuel pressure pulsation prevention device