JPH0158864U - - Google Patents

Info

Publication number
JPH0158864U
JPH0158864U JP1987154889U JP15488987U JPH0158864U JP H0158864 U JPH0158864 U JP H0158864U JP 1987154889 U JP1987154889 U JP 1987154889U JP 15488987 U JP15488987 U JP 15488987U JP H0158864 U JPH0158864 U JP H0158864U
Authority
JP
Japan
Prior art keywords
sealing device
side seal
seal lip
atmosphere
inner peripheral
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
JP1987154889U
Other languages
Japanese (ja)
Other versions
JP2514205Y2 (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 JP1987154889U priority Critical patent/JP2514205Y2/en
Publication of JPH0158864U publication Critical patent/JPH0158864U/ja
Application granted granted Critical
Publication of JP2514205Y2 publication Critical patent/JP2514205Y2/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、本考案の密封装置の第１実施例の縦
断面図、第２図は、本考案の密封装置の縦断面図
、第３図ａ，ｂは、摩擦力波形を示す図表であり
、ａは、本考案の密封装置の摩擦力波形を示す図
表、ｂは、従来技術の密封装置の摩擦力波形を示
す図表、第４図は、摩擦力ピークと行程との関係
を示す説明図、第５図は、従来技術による密封装
置の縦断面、第６図は、従来技術の密封装置の摩
擦力波形を示す図表である。 符号の説明、１……密封装置、２……大気側シ
ールリツプ、３……密封流体側シールリツプ、４
……移動軸、５……ばね、７……ハウジング、８
……外周部、９……内周面、１０……凹凸部、１
５……溝。 FIG. 1 is a vertical cross-sectional view of a first embodiment of the sealing device of the present invention, FIG. 2 is a vertical cross-sectional view of the sealing device of the present invention, and FIGS. 3 a and b are charts showing frictional force waveforms. A is a chart showing the frictional force waveform of the sealing device of the present invention, b is a chart showing the frictional force waveform of the conventional sealing device, and FIG. 4 is an explanation showing the relationship between the frictional force peak and the stroke. 5 is a longitudinal section of a sealing device according to the prior art, and FIG. 6 is a chart showing a friction force waveform of the sealing device according to the prior art. Explanation of symbols, 1...Sealing device, 2...Atmospheric side seal lip, 3...Sealed fluid side seal lip, 4
...Movement axis, 5...Spring, 7...Housing, 8
...Outer circumference, 9...Inner circumference, 10...Irregularity, 1
5...Groove.

補正 昭６２．２．１２ 図面の簡単な説明を次のように補正する。 明細書第９頁第４行目の「密封装置の縦断面図
」を「密封装置の第２実施例の縦断面図」と補正
する。Amendment February 12, 1982 The brief description of the drawing is amended as follows. "Longitudinal cross-sectional view of the sealing device" in the fourth line of page 9 of the specification is corrected to "longitudinal cross-sectional view of the second embodiment of the sealing device."

Claims (1)

【実用新案登録請求の範囲】 (1) 大気側シールリツプと密封流体側シールリ
ツプとを備え、大気側シールリツプの内周面に大
気側シールリツプと移動軸との間の摩擦力を低減
する粗面部を有することを特徴とする密封装置。 (2) 前記粗面部は内周面に設けられた凹凸部で
あることを特徴とする実用新案登録請求の範囲第
１項に記載の密封装置。 (3) 前記粗面部は、内周面に設けられた溝部で
あることを特徴とする実用新案登録請求の範囲第
１項に記載の密封装置。[Claims for Utility Model Registration] (1) It is equipped with an atmosphere-side seal lip and a sealed fluid-side seal lip, and has a rough surface portion on the inner peripheral surface of the atmosphere-side seal lip to reduce the frictional force between the atmosphere-side seal lip and the moving shaft. A sealing device characterized by: (2) The sealing device according to claim 1, wherein the rough surface portion is an uneven portion provided on the inner peripheral surface. (3) The sealing device according to claim 1, wherein the rough surface portion is a groove portion provided on the inner peripheral surface.
JP1987154889U 1987-10-09 1987-10-09 Sealing device Expired - Lifetime JP2514205Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987154889U JP2514205Y2 (en) 1987-10-09 1987-10-09 Sealing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987154889U JP2514205Y2 (en) 1987-10-09 1987-10-09 Sealing device

Publications (2)

Publication Number Publication Date
JPH0158864U true JPH0158864U (en) 1989-04-13
JP2514205Y2 JP2514205Y2 (en) 1996-10-16

Family

ID=31432022

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987154889U Expired - Lifetime JP2514205Y2 (en) 1987-10-09 1987-10-09 Sealing device

Country Status (1)

Country Link
JP (1) JP2514205Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002139156A (en) * 2000-11-02 2002-05-17 Nok Corp Rotary body oil seal
JP2008249015A (en) * 2007-03-30 2008-10-16 Nok Corp Sealing device
JP2012021616A (en) * 2010-07-16 2012-02-02 Uchiyama Manufacturing Corp Sealing device
WO2018097233A1 (en) * 2016-11-25 2018-05-31 Nok株式会社 Sealing device and hub bearing

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001355740A (en) * 2000-06-15 2001-12-26 Nok Corp Oil seal

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5576955U (en) * 1978-11-20 1980-05-27
JPS60129558U (en) * 1984-02-09 1985-08-30 株式会社　荒井製作所 Low friction seal ring for reciprocating motion
JPS6293463U (en) * 1985-12-04 1987-06-15

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5576955U (en) * 1978-11-20 1980-05-27
JPS60129558U (en) * 1984-02-09 1985-08-30 株式会社　荒井製作所 Low friction seal ring for reciprocating motion
JPS6293463U (en) * 1985-12-04 1987-06-15

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002139156A (en) * 2000-11-02 2002-05-17 Nok Corp Rotary body oil seal
JP2008249015A (en) * 2007-03-30 2008-10-16 Nok Corp Sealing device
WO2008126435A1 (en) * 2007-03-30 2008-10-23 Nok Corporation Sealing device
JP2012021616A (en) * 2010-07-16 2012-02-02 Uchiyama Manufacturing Corp Sealing device
WO2018097233A1 (en) * 2016-11-25 2018-05-31 Nok株式会社 Sealing device and hub bearing
JPWO2018097233A1 (en) * 2016-11-25 2019-10-17 Nok株式会社 Sealing device and hub bearing
US10794428B2 (en) 2016-11-25 2020-10-06 Nok Corporation Sealing device and hub bearing

Also Published As

Publication number Publication date
JP2514205Y2 (en) 1996-10-16

Similar Documents

Publication Publication Date Title
JPH0158864U (en)
JPS6293463U (en)
JPH0466459U (en)
JPH01171969U (en)
JPS6136825Y2 (en)
JPS58148360U (en) Patsukin
JPS6353862U (en)
JPH0253570U (en)
JPS61152849U (en)
JPH0271171U (en)
JPS6455371U (en)
JPH037575U (en)
JPS6249057U (en)
JPS6216865U (en)
JPS6446576U (en)
JPS61123889U (en)
JPS58130161U (en) sealing device
JPH0351246U (en)
JPS62117359U (en)
JPH0250564U (en)
JPS5968805U (en) Cushion seal device
JPS6446575U (en)
JPS62108664U (en)
JPS62107156U (en)
JPS63175354U (en)