JPS6141980U - valve stem seal - Google Patents

valve stem seal

Info

Publication number
JPS6141980U
JPS6141980U JP479885U JP479885U JPS6141980U JP S6141980 U JPS6141980 U JP S6141980U JP 479885 U JP479885 U JP 479885U JP 479885 U JP479885 U JP 479885U JP S6141980 U JPS6141980 U JP S6141980U
Authority
JP
Japan
Prior art keywords
valve stem
stem seal
pressure isolation
lip
valve
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
JP479885U
Other languages
Japanese (ja)
Inventor
昌光 玉山
Original Assignee
エヌオーケー株式会社
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 エヌオーケー株式会社 filed Critical エヌオーケー株式会社
Priority to JP479885U priority Critical patent/JPS6141980U/en
Publication of JPS6141980U publication Critical patent/JPS6141980U/en
Pending legal-status Critical Current

Links

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 drawings]

第１図は従来技術によるバルブステムシールの実施例の
部分断面図、第２図は第１図の実施例におけるトラブル
発生の状況を示す断面図、第３図は本考案のバルブステ
ムシールの部分断面図、第４図は本考案のバルブステム
シールの他の実施例の部分断面図である。 １・・・・・・バルブステム、２・・・・・・バルブガ
イト、４・・・・・・円筒状取付部、５・・・・・・シ
ール部片、６・・・・・・シールリップ、９・・・・・
・吸・排気管路、１１・・曲圧力遮断部片、１２・・・
・・・圧力遮断リップ。Fig. 1 is a partial sectional view of an embodiment of a valve stem seal according to the prior art, Fig. 2 is a sectional view showing the situation in which trouble occurs in the embodiment of Fig. 1, and Fig. 3 is a portion of a valve stem seal of the present invention. FIG. 4 is a partial cross-sectional view of another embodiment of the valve stem seal of the present invention. 1...Valve stem, 2...Valve guide, 4...Cylindrical mounting part, 5...Seal piece, 6...Seal Lip, 9...
- Suction/exhaust pipe line, 11... Curved pressure cutoff piece, 12...
...Pressure cutoff lip.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 円筒状取付部４の端部からバルブガイド２側へ向かって
伸び、バルブガイド２側端部の内周面にバルブステム１
周面と摺動接触する圧力遮断リツプ１２を付された圧力
遮断部片１１を備え、前記圧力遮断リツプ１２が、少な
くとも軸方向一方の径方向外方から内方へ向かう斜面と
、軸方向他方の径方向外方から内方へ向かう斜面とで形
成され、たバルブステムシール。It extends from the end of the cylindrical mounting part 4 toward the valve guide 2 side, and the valve stem 1 is attached to the inner peripheral surface of the end on the valve guide 2 side.
It comprises a pressure isolation piece 11 provided with a pressure isolation lip 12 in sliding contact with the circumferential surface, said pressure isolation lip 12 having at least one axially inclined surface extending from the outside in the radial direction and the other axially extending inwardly. A valve stem seal formed by a radially outward to inward slope.
JP479885U 1985-01-17 1985-01-17 valve stem seal Pending JPS6141980U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP479885U JPS6141980U (en) 1985-01-17 1985-01-17 valve stem seal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP479885U JPS6141980U (en) 1985-01-17 1985-01-17 valve stem seal

Publications (1)

Publication Number Publication Date
JPS6141980U true JPS6141980U (en) 1986-03-18

Family

ID=30480716

Family Applications (1)

Application Number Title Priority Date Filing Date
JP479885U Pending JPS6141980U (en) 1985-01-17 1985-01-17 valve stem seal

Country Status (1)

Country Link
JP (1) JPS6141980U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6434854U (en) * 1987-08-21 1989-03-03
JPS6445464U (en) * 1987-09-14 1989-03-20
JPH01150452U (en) * 1988-04-05 1989-10-18

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4518961Y1 (en) * 1966-09-06 1970-08-03
JPS497352B1 (en) * 1969-05-26 1974-02-20

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4518961Y1 (en) * 1966-09-06 1970-08-03
JPS497352B1 (en) * 1969-05-26 1974-02-20

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6434854U (en) * 1987-08-21 1989-03-03
JPS6445464U (en) * 1987-09-14 1989-03-20
JPH01150452U (en) * 1988-04-05 1989-10-18

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