JPS63106962U - - Google Patents
Info
- Publication number
- JPS63106962U JPS63106962U JP1986199069U JP19906986U JPS63106962U JP S63106962 U JPS63106962 U JP S63106962U JP 1986199069 U JP1986199069 U JP 1986199069U JP 19906986 U JP19906986 U JP 19906986U JP S63106962 U JPS63106962 U JP S63106962U
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- annular groove
- shaped
- ring
- sliding surface
- 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
Links
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Devices (AREA)
Description
第１図は本考案を適用したシールリングの縦断
面拡大部分図、第２、第３、第４図はそれぞれ別
の実施例の縦断面拡大部分図、第５図は楔作用に
よる発生圧力を示す第１図のシールリングの拡大
部分図、第６図はロツドの静止時或は後方突出時
の油圧力の分布状態を示すグラフ、第７図はロツ
ドの戻り時の油圧力の分布を示すグラフである。
１…ハウジング（シール装着用部材）、２…環
状溝、３…摺動ロツド（摺動部材）、４…弾性リ
ング、５…樹脂リング、１１，１２，１３…楔形
環状溝。
Fig. 1 is an enlarged vertical cross-sectional view of a seal ring to which the present invention is applied, Figs. 2, 3, and 4 are enlarged longitudinal cross-sectional views of different embodiments, and Fig. 5 shows the pressure generated by the wedge action. Figure 6 is a graph showing the distribution of hydraulic pressure when the rod is at rest or protrudes backward, and Figure 7 is a graph showing the distribution of hydraulic pressure when the rod returns. It is a graph. DESCRIPTION OF SYMBOLS 1... Housing (seal attachment member), 2... Annular groove, 3... Sliding rod (sliding member), 4... Elastic ring, 5... Resin ring, 11, 12, 13... Wedge-shaped annular groove.
Claims (1)
溝内の摺接面側に４ふつ化エチレン樹脂系の樹脂
リングを配置すると共に摺接面側と反対側に弾性
リングを配置し、樹脂リングの摺接面に複数本の
断面形状楔形の環状溝を軸方向に間隔を隔てて複
数本形成し、楔形環状溝の断面形状を、前方の高
圧油圧室側にゆくに従い溝底が浅くなる楔形にし
ていることを特徴とするシールリング。 (2) 上記楔形環状溝のテーパー角を１５±１４
．５°の範囲で設定することを特徴とする実用新
案登録請求の範囲第１項記載のシールリング。[Scope of Claim for Utility Model Registration] (1) An annular groove is formed in the seal attachment member, and a resin ring made of tetrafluoroethylene resin is placed on the sliding surface side of the annular groove, and opposite to the sliding surface side. An elastic ring is arranged on the side, and a plurality of annular grooves with a wedge-shaped cross section are formed at intervals in the axial direction on the sliding surface of the resin ring, and the cross-sectional shape of the wedge-shaped annular groove is connected to the front high-pressure hydraulic chamber. A seal ring characterized by a wedge-shaped groove that becomes shallower toward the sides. (2) The taper angle of the above wedge-shaped annular groove is 15±14
．． The seal ring according to claim 1 of the utility model registration, characterized in that the seal ring is set within a range of 5 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986199069U JPS63106962U (en) | 1986-12-29 | 1986-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986199069U JPS63106962U (en) | 1986-12-29 | 1986-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63106962U true JPS63106962U (en) | 1988-07-11 |
Family
ID=31160348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986199069U Pending JPS63106962U (en) | 1986-12-29 | 1986-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63106962U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03181676A (en) * | 1989-12-02 | 1991-08-07 | Carl Freudenberg:Fa | Biston packing or rod packing |
| JP2006207707A (en) * | 2005-01-28 | 2006-08-10 | Nok Corp | Sealing device |
| JP2010014173A (en) * | 2008-07-02 | 2010-01-21 | Nok Corp | Sealing device and sealing structure |
| JP2011058588A (en) * | 2009-09-11 | 2011-03-24 | Advics Co Ltd | Seal structure for oil pump |
| JP2012063003A (en) * | 2010-09-20 | 2012-03-29 | Advics Co Ltd | Sealing device |
| JP2016102425A (en) * | 2014-11-27 | 2016-06-02 | 株式会社デンソー | pump |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5812761B2 (en) * | 1975-12-12 | 1983-03-10 | 株式会社東芝 | Isouhenchiyouki |
| JPS60121367A (en) * | 1983-12-02 | 1985-06-28 | Ckd Corp | Sealing |
-
1986
- 1986-12-29 JP JP1986199069U patent/JPS63106962U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5812761B2 (en) * | 1975-12-12 | 1983-03-10 | 株式会社東芝 | Isouhenchiyouki |
| JPS60121367A (en) * | 1983-12-02 | 1985-06-28 | Ckd Corp | Sealing |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03181676A (en) * | 1989-12-02 | 1991-08-07 | Carl Freudenberg:Fa | Biston packing or rod packing |
| JP2006207707A (en) * | 2005-01-28 | 2006-08-10 | Nok Corp | Sealing device |
| JP2010014173A (en) * | 2008-07-02 | 2010-01-21 | Nok Corp | Sealing device and sealing structure |
| JP2011058588A (en) * | 2009-09-11 | 2011-03-24 | Advics Co Ltd | Seal structure for oil pump |
| JP2012063003A (en) * | 2010-09-20 | 2012-03-29 | Advics Co Ltd | Sealing device |
| CN102410372A (en) * | 2010-09-20 | 2012-04-11 | 株式会社爱德克斯 | Sealing apparatus |
| CN102410372B (en) * | 2010-09-20 | 2015-12-16 | 株式会社爱德克斯 | Seal arrangement |
| US9316317B2 (en) | 2010-09-20 | 2016-04-19 | Advics Co., Ltd. | Sealing apparatus |
| JP2016102425A (en) * | 2014-11-27 | 2016-06-02 | 株式会社デンソー | pump |