JPS63106959U - - Google Patents

Info

Publication number
JPS63106959U
JPS63106959U JP1986199068U JP19906886U JPS63106959U JP S63106959 U JPS63106959 U JP S63106959U JP 1986199068 U JP1986199068 U JP 1986199068U JP 19906886 U JP19906886 U JP 19906886U JP S63106959 U JPS63106959 U JP S63106959U
Authority
JP
Japan
Prior art keywords
tapered surface
elastic ring
ring
resin
sliding
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
JP1986199068U
Other languages
Japanese (ja)
Other versions
JPH0643578Y2 (en
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 filed Critical
Priority to JP1986199068U priority Critical patent/JPH0643578Y2/en
Publication of JPS63106959U publication Critical patent/JPS63106959U/ja
Application granted granted Critical
Publication of JPH0643578Y2 publication Critical patent/JPH0643578Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Sealing With Elastic Sealing Lips (AREA)

Description

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

第１図は本考案を適用したシールリングの自由
状態を示す縦断面拡大図、第２図は摩耗後の状態
を示す縦断面図、第３図はシール装着時の半径方
向の圧力の分布状態を示すグラフ、第４図は楔作
用による発生圧力を示す第１図の拡大部分図、第
５図はロツド静止時あるいは突出行程時の油圧力
分布を示すグラフ、第６図はロツドの戻り行程時
の油圧力分布を示すグラフ、第７、第８、第９図
はそれぞれ従来例の縦断面図である。１…ハウジ
ング、３…摺動ロツド（手動部材）、４…弾性リ
ング、８…テーパー面、９…突部、１０…４ふつ
化エチレン樹脂系の樹脂リング、１０ａ…摺接面
、１１…テーパー面、１１ａ…テーパー面前端部
、１２，１３，１４…楔形環状溝。 Fig. 1 is an enlarged longitudinal cross-sectional view showing the free state of the seal ring to which the present invention is applied, Fig. 2 is a longitudinal cross-sectional view showing the state after wear, and Fig. 3 is the distribution of pressure in the radial direction when the seal is installed. Fig. 4 is an enlarged partial view of Fig. 1 showing the pressure generated by the wedge action, Fig. 5 is a graph showing the hydraulic pressure distribution when the rod is stationary or during the ejection stroke, and Fig. 6 is the return stroke of the rod. 7, 8, and 9 are longitudinal cross-sectional views of conventional examples, respectively. DESCRIPTION OF SYMBOLS 1...Housing, 3...Sliding rod (manual member), 4...Elastic ring, 8...Tapered surface, 9...Protrusion, 10...4 Fluorinated ethylene resin resin ring, 10a...Sliding surface, 11...Taper Surface, 11a...Tapered surface front end, 12, 13, 14... Wedge-shaped annular groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ゴム等の弾性リングと４ふつ化エチレン樹脂系
の樹脂リングを軸方向に並べ、弾性リングの受圧
側の前部を断面形状Ｕ字形状とし、弾性リングの
後端部に、軸方向の後方にゆくに従い摺接面側か
ら遠ざかるように傾斜するテーパー面を形成し、
弾性リングのテーパー面に樹脂リングのテーパー
面を当接させると共に、弾性リングの摺接面側と
は反対側の面に環状突部を形成し、該環状突部の
形成位置を、樹脂リングのテーパ面前端部に対応
させていることを特徴とするシールリング。 An elastic ring made of rubber or the like and a resin ring made of tetrafluoroethylene resin are lined up in the axial direction, and the front part on the pressure receiving side of the elastic ring has a U-shaped cross section. Forming a tapered surface that gradually slopes away from the sliding surface side,
The tapered surface of the resin ring is brought into contact with the tapered surface of the elastic ring, and an annular protrusion is formed on the surface of the elastic ring opposite to the sliding contact surface. A seal ring characterized by being compatible with the front end of a tapered surface.
JP1986199068U 1986-12-29 1986-12-29 Seal ring Expired - Lifetime JPH0643578Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986199068U JPH0643578Y2 (en) 1986-12-29 1986-12-29 Seal ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986199068U JPH0643578Y2 (en) 1986-12-29 1986-12-29 Seal ring

Publications (2)

Publication Number Publication Date
JPS63106959U true JPS63106959U (en) 1988-07-11
JPH0643578Y2 JPH0643578Y2 (en) 1994-11-14

Family

ID=31160346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986199068U Expired - Lifetime JPH0643578Y2 (en) 1986-12-29 1986-12-29 Seal ring

Country Status (1)

Country Link
JP (1) JPH0643578Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005038311A1 (en) * 2003-10-16 2005-04-28 Kabushiki Kaisha Kawasaki Precision Machinery Seal structure for gas

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4861847A (en) * 1971-01-21 1973-08-29
JPS5926669A (en) * 1982-08-04 1984-02-10 Sakagami Seisakusho:Kk Composite packing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4861847A (en) * 1971-01-21 1973-08-29
JPS5926669A (en) * 1982-08-04 1984-02-10 Sakagami Seisakusho:Kk Composite packing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005038311A1 (en) * 2003-10-16 2005-04-28 Kabushiki Kaisha Kawasaki Precision Machinery Seal structure for gas

Also Published As

Publication number Publication date
JPH0643578Y2 (en) 1994-11-14

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