JPS6088167U - sealed damper - Google Patents

sealed damper

Info

Publication number
JPS6088167U
JPS6088167U JP18144383U JP18144383U JPS6088167U JP S6088167 U JPS6088167 U JP S6088167U JP 18144383 U JP18144383 U JP 18144383U JP 18144383 U JP18144383 U JP 18144383U JP S6088167 U JPS6088167 U JP S6088167U
Authority
JP
Japan
Prior art keywords
valve
arm
air chamber
shaft
valve seat
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.)
Pending
Application number
JP18144383U
Other languages
Japanese (ja)
Inventor
松島　宏
Original Assignee
株式会社松島機械研究所
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 株式会社松島機械研究所 filed Critical 株式会社松島機械研究所
Priority to JP18144383U priority Critical patent/JPS6088167U/en
Publication of JPS6088167U publication Critical patent/JPS6088167U/en
Pending legal-status Critical Current

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  • Lift Valve (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) [Abstract] 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図は従来の密閉ダンパを宗す縦断側面図、第２図お
よび第３図は本案の密閉ダンパを示す縦断側面図である
。 １・・・弁箱、２・・・弁座、３・・・弁軸、４・・・
腕、５・・・弁、７・・・空気室、７′・・・環状開口
部、８・・・通気孔。FIG. 1 is a longitudinal sectional side view of a conventional hermetic damper, and FIGS. 2 and 3 are longitudinal sectional side views of the hermetic damper of the present invention. 1...Valve box, 2...Valve seat, 3...Valve stem, 4...
Arm, 5...Valve, 7...Air chamber, 7'...Annular opening, 8...Vent hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 弁箱の内部に弁座を設け、弁軸を回転自在に支持し、同
弁軸に腕を設け、同腕には弁を設けて、弁軸の回転によ
って弁を開閉するようにしたものにおいて、弁座と弁の
接触部に弁座の開口部の周囲に沿う環状開口部を有する
空気室を設け、同空気室に弁箱の外部に開口する通気孔
を設けたことを特徴とする密閉ダンパ。A valve seat is provided inside the valve body, a valve shaft is rotatably supported, an arm is provided on the valve shaft, a valve is provided on the arm, and the valve is opened and closed by rotation of the valve shaft. , an airtight seal characterized in that an air chamber having an annular opening along the periphery of the opening of the valve seat is provided at the contact portion between the valve seat and the valve, and a ventilation hole that opens to the outside of the valve box is provided in the air chamber. damper.
JP18144383U 1983-11-24 1983-11-24 sealed damper Pending JPS6088167U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18144383U JPS6088167U (en) 1983-11-24 1983-11-24 sealed damper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18144383U JPS6088167U (en) 1983-11-24 1983-11-24 sealed damper

Publications (1)

Publication Number Publication Date
JPS6088167U true JPS6088167U (en) 1985-06-17

Family

ID=30393169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18144383U Pending JPS6088167U (en) 1983-11-24 1983-11-24 sealed damper

Country Status (1)

Country Link
JP (1) JPS6088167U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0441165U (en) * 1990-08-06 1992-04-08

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS543632B1 (en) * 1970-08-25 1979-02-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS543632B1 (en) * 1970-08-25 1979-02-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0441165U (en) * 1990-08-06 1992-04-08

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