JPH0216823U - - Google Patents
Info
- Publication number
- JPH0216823U JPH0216823U JP1988095425U JP9542588U JPH0216823U JP H0216823 U JPH0216823 U JP H0216823U JP 1988095425 U JP1988095425 U JP 1988095425U JP 9542588 U JP9542588 U JP 9542588U JP H0216823 U JPH0216823 U JP H0216823U
- Authority
- JP
- Japan
- Prior art keywords
- slinger
- elastic body
- disposed
- magnetic fluid
- peripheral edge
- 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
- 238000007789 sealing Methods 0.000 claims description 5
- 239000011553 magnetic fluid Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000000463 material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/762—Sealings of ball or roller bearings by means of a fluid
- F16C33/763—Sealings of ball or roller bearings by means of a fluid retained in the sealing gap
- F16C33/765—Sealings of ball or roller bearings by means of a fluid retained in the sealing gap by a magnetic field
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
- F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図は本考案に係る密封装置が装着された玉
軸受を示す一部省略断面図であり、第２図および
第３図のそれぞれは本考案の変形例に係る密封装
置が装着された玉軸受の要部を示す断面図である
。また、第４図は、従来例に係る密封装置が装着
された玉軸受を示す一部省略断面図である。 図における符号１は密封装置、２は磁性流体保
持部材、５はスリンガー、７はゴム材（弾性体）
、１０は玉軸受、１１は外輪（第１の部材）、１
２は内輪（第２の部材）、１２ｂは周溝部である
。なお、図中の同一符号は、互いに同一もしくは
相当する部品、部分を示している。
軸受を示す一部省略断面図であり、第２図および
第３図のそれぞれは本考案の変形例に係る密封装
置が装着された玉軸受の要部を示す断面図である
。また、第４図は、従来例に係る密封装置が装着
された玉軸受を示す一部省略断面図である。 図における符号１は密封装置、２は磁性流体保
持部材、５はスリンガー、７はゴム材（弾性体）
、１０は玉軸受、１１は外輪（第１の部材）、１
２は内輪（第２の部材）、１２ｂは周溝部である
。なお、図中の同一符号は、互いに同一もしくは
相当する部品、部分を示している。
Claims (1)
- 【実用新案登録請求の範囲】 同軸状に配置されて相対回転する内外一対の部
材のうち、第１の部材の軸方向外端部に配設され
た磁性流体保持部材と、この磁性流体保持部材よ
りも軸方向内方位置で第２の部材に嵌着されたス
リンガーとを備えてなる密封装置において、 前記スリンガーの少なくとも内周縁部に弾性体
を配設するとともに、 前記第２の部材の外周面に前記弾性体が位置決
め保持される周溝部を形成したことを特徴とする
密封装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988095425U JPH0216823U (ja) | 1988-07-19 | 1988-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988095425U JPH0216823U (ja) | 1988-07-19 | 1988-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0216823U true JPH0216823U (ja) | 1990-02-02 |
Family
ID=31320095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988095425U Pending JPH0216823U (ja) | 1988-07-19 | 1988-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0216823U (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS64723B2 (ja) * | 1983-10-25 | 1989-01-09 | Fujitsu Ltd |
-
1988
- 1988-07-19 JP JP1988095425U patent/JPH0216823U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS64723B2 (ja) * | 1983-10-25 | 1989-01-09 | Fujitsu Ltd |