JPS63178669U - - Google Patents
Info
- Publication number
- JPS63178669U JPS63178669U JP1987070233U JP7023387U JPS63178669U JP S63178669 U JPS63178669 U JP S63178669U JP 1987070233 U JP1987070233 U JP 1987070233U JP 7023387 U JP7023387 U JP 7023387U JP S63178669 U JPS63178669 U JP S63178669U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cup
- lip
- piston cup
- ring
- 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
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は本考案のピストンカツプの一例の形状
を示す断面図、第２図は第１図のカツプ組付け状
態の断面図、第３図は本考案による高圧力用ピス
トンカツプの形状を示す断面図、第４図は第３図
のカツプが高圧力を受けた時の変形を示す断面図
、第５図は第１図に示す本考案ピストンカツプの
凹溝部の拡大断面図、第６図は第３図のカツプの
凹溝部の拡大断面図、第７図は従来のピストンカ
ツプの一例の形状を示す断面図、第８図は第７図
のピストンカツプの組付け状態の断面図、第９図
は第７図カツプの高圧力時のカツプの変形を示す
断面図である。
１…ピストンカツプ、２…リツプ部、３…凹溝
、３ａ…境界凸部、４…ベース部。
Fig. 1 is a cross-sectional view showing the shape of an example of the piston cup of the present invention, Fig. 2 is a cross-sectional view of the cup shown in Fig. 1 in an assembled state, and Fig. 3 is a cross-sectional view showing the shape of the high-pressure piston cup of the present invention. 4 is a sectional view showing the deformation of the cup shown in FIG. 3 when subjected to high pressure; FIG. 5 is an enlarged sectional view of the concave groove of the piston cup of the present invention shown in FIG. 1; FIG. is an enlarged sectional view of the concave groove of the cup shown in FIG. 3, FIG. 7 is a sectional view showing the shape of an example of a conventional piston cup, and FIG. FIG. 9 is a sectional view showing the deformation of the cup in FIG. 7 at high pressure. DESCRIPTION OF SYMBOLS 1... Piston cup, 2... Lip part, 3... Concave groove, 3a... Boundary convex part, 4... Base part.
Claims (1)
ピストン若しくはシリンダのいずれか一方に取付
けられ、且つ他方の摺動壁面に圧接するリツプ部
を備えたピストンカツプにおいて、このピストン
カツプの摺動面のほぼ全域に、リツプ先端部の１
．０〜２．５mm後方から始まり前記摺動面の終端
部までの間に、深さ０．１５〜０．５mmの多数の
円周状の凹溝部を刻設形成したことを特徴とする
リング形ピストンカツプ。 ２ 凹溝部は、ピストンカツプのリツプテーパ部
のほぼ全域に刻設した実用新案登録請求の範囲第
１項記載のリング形ピストンカツプ。 ３ 凹溝部に、ピストンカツプのリツプ先端の１
．０〜２．５mm後方からベース面の終端より１．
０〜２．５mm手前までのほぼ全域に刻設した実用
新案登録請求の範囲第１項記載のリング形ピスト
ンカツプ。[Claims for Utility Model Registration] 1. A piston cup that is attached to either the piston or the cylinder in which the piston is inserted and has a lip portion that comes into pressure contact with the sliding wall surface of the other piston. Almost the entire sliding surface of the cup is covered with one part of the tip of the lip.
．． A ring shape characterized in that a large number of circumferential grooves with a depth of 0.15 to 0.5 mm are carved starting from 0 to 2.5 mm rearward and ending at the end of the sliding surface. piston cup. 2. The ring-shaped piston cup according to claim 1, wherein the concave groove portion is carved in almost the entire area of the lip taper portion of the piston cup. 3 Insert the tip of the lip of the piston cup into the concave groove.
．． 1. From the end of the base surface from 0 to 2.5 mm behind.
The ring-shaped piston cup according to Claim 1 of the Utility Model Registration Claim is engraved over almost the entire area from 0 to 2.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987070233U JPS63178669U (en) | 1987-05-13 | 1987-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987070233U JPS63178669U (en) | 1987-05-13 | 1987-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63178669U true JPS63178669U (en) | 1988-11-18 |
Family
ID=30911684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987070233U Pending JPS63178669U (en) | 1987-05-13 | 1987-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63178669U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001132851A (en) * | 1999-11-08 | 2001-05-18 | Japan Hamuwaaji Kk | Seal structure for rotary vane type steering device not applying back pressure to seal using polymeric material seal |
| JP2003074710A (en) * | 2001-08-30 | 2003-03-12 | Nok Corp | Sealing device |
| JP2013050179A (en) * | 2011-08-31 | 2013-03-14 | Nok Corp | Sealing device |
| JP2014518122A (en) * | 2011-07-01 | 2014-07-28 | コーニンクレッカ フィリップス エヌ ヴェ | Electric heating vessel with seal |
| WO2018071937A1 (en) * | 2016-10-20 | 2018-04-26 | Henn Gmbh & Co Kg. | Plug-in coupling seal for a fluid line of a drive motor |
-
1987
- 1987-05-13 JP JP1987070233U patent/JPS63178669U/ja active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001132851A (en) * | 1999-11-08 | 2001-05-18 | Japan Hamuwaaji Kk | Seal structure for rotary vane type steering device not applying back pressure to seal using polymeric material seal |
| JP2003074710A (en) * | 2001-08-30 | 2003-03-12 | Nok Corp | Sealing device |
| JP2014518122A (en) * | 2011-07-01 | 2014-07-28 | コーニンクレッカ フィリップス エヌ ヴェ | Electric heating vessel with seal |
| JP2013050179A (en) * | 2011-08-31 | 2013-03-14 | Nok Corp | Sealing device |
| WO2018071937A1 (en) * | 2016-10-20 | 2018-04-26 | Henn Gmbh & Co Kg. | Plug-in coupling seal for a fluid line of a drive motor |
| CN109906336A (en) * | 2016-10-20 | 2019-06-18 | 亨恩有限及两合股份公司 | The plug connector sealing device of medium pipeline for drive motor |
| JP2020501083A (en) * | 2016-10-20 | 2020-01-16 | ヘン ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディトゲゼルシャフト | Plug-in plug coupling seal for drive engine media conduit |
| RU2743707C2 (en) * | 2016-10-20 | 2021-02-24 | Хенн Гмбх Унд Ко Кг. | Coupler plug seal for the drive motor hydraulic line |
| US11384881B2 (en) | 2016-10-20 | 2022-07-12 | Henn Gmbh & Co Kg | Plug-in coupling seal for a fluid line of a drive motor |