JPS6439930U - - Google Patents
Info
- Publication number
- JPS6439930U JPS6439930U JP1987135409U JP13540987U JPS6439930U JP S6439930 U JPS6439930 U JP S6439930U JP 1987135409 U JP1987135409 U JP 1987135409U JP 13540987 U JP13540987 U JP 13540987U JP S6439930 U JPS6439930 U JP S6439930U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- lip
- sealing device
- cylindrical surface
- stepped portion
- 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 7
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000005096 rolling process Methods 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
- F16C33/78—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
- F16C33/7853—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 with one or more sealing lips to contact the inner race
- F16C33/7856—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 with one or more sealing lips to contact the inner race with a single sealing lip
-
- 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
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
-
- 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
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
-
- 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 With Elastic Sealing Lips (AREA)
Description
第１図はタイミングベルト用アイドラー軸受と
して用いたこの考案にかかる密封装置を有する軸
受の縦断面図、第２図は第１図のＰ部拡大詳細図
、第３図ａ乃至ｄはそれぞれ上記密封装置で、中
に段状部を有する凹溝の他の実施例を示す腰部縦
断面図、第４図は内輪外周円筒面のブラケツト嵌
め合い径を外周円筒面の径よりも小さくしうる範
囲を示す部分縦断面図である。また、第５図乃至
第９図は、それぞれこの考案にかかる密封装置の
他の実施例図を示す縦断面図、第１０図乃至第１
４図はそれぞれ従来の技術を示す部分縦断面図で
ある。 １１……内輪、１２……外輪、１３……転動体
、１４……環状シール板、１５……ブラケツト、
１１０……凹溝、１１１……内輪外周円筒面、１
１２……内輪軌道、１１５……段状部、１１６，
１１７……凹溝側壁、１４１……シールリツプ、
１４２……内リツプ、１４３……外リツプ、１４
４……外リツプ突起部、１４５……内リツプ先端
部の外周縁部、１４６……外リツプ突起部の外周
縁部、１４７……内リツプ傾斜面。
して用いたこの考案にかかる密封装置を有する軸
受の縦断面図、第２図は第１図のＰ部拡大詳細図
、第３図ａ乃至ｄはそれぞれ上記密封装置で、中
に段状部を有する凹溝の他の実施例を示す腰部縦
断面図、第４図は内輪外周円筒面のブラケツト嵌
め合い径を外周円筒面の径よりも小さくしうる範
囲を示す部分縦断面図である。また、第５図乃至
第９図は、それぞれこの考案にかかる密封装置の
他の実施例図を示す縦断面図、第１０図乃至第１
４図はそれぞれ従来の技術を示す部分縦断面図で
ある。 １１……内輪、１２……外輪、１３……転動体
、１４……環状シール板、１５……ブラケツト、
１１０……凹溝、１１１……内輪外周円筒面、１
１２……内輪軌道、１１５……段状部、１１６，
１１７……凹溝側壁、１４１……シールリツプ、
１４２……内リツプ、１４３……外リツプ、１４
４……外リツプ突起部、１４５……内リツプ先端
部の外周縁部、１４６……外リツプ突起部の外周
縁部、１４７……内リツプ傾斜面。
Claims (1)
- 【実用新案登録請求の範囲】 １ 外周部を外輪に固定し内周部に二又シールリ
ツプを設けた環状シール板の該二又シールリツプ
と、内輪軌道の外側の外周円筒面に周設しした凹
溝との間に密封部を形成してなる軸受の密封装置
において、 (1) 前記外周円筒面に周設した凹溝内部に段
状部を形成し、 (2) 前記二又シールリツプは半径方向に関し
て内輪軌道側に向かい適度な角度で傾斜した傾斜
面を有する内リツプと、略半径方向内方に延びた
外リツプとで構成され、 (3) 前記両リツプは互いに略同一な内径を有
して、前記凹溝の中に形成された段状部の面及び
該凹溝の底部に非接触に近接し、 (4) 前記内リツプの先端部はその外周縁部が
該内輪外周円筒面と同径もしくはわずかに小さな
径に設定されると共に前記凹溝の軌道側側壁及び
前記凹溝の中に形成された段状部上面に非接触に
近接し、 (5) 前記外リツプの先端部はその外周縁部が
該内輪外周円筒面と同径もしくはわずかに小さな
径に設定されると共に前記凹溝の反軌道側側壁に
微接触するか微少間隙を有して配置されてなる軸
受の密封装置。 ２ 内部に段状部を形成する凹溝の両側壁のうち
少なくとも一方が半径方向に関し適度な角度で傾
斜してなる実用新案登録請求の範囲第１項に記載
の軸受の密封装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987135409U JPS6439930U (ja) | 1987-09-03 | 1987-09-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987135409U JPS6439930U (ja) | 1987-09-03 | 1987-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6439930U true JPS6439930U (ja) | 1989-03-09 |
Family
ID=31395005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987135409U Pending JPS6439930U (ja) | 1987-09-03 | 1987-09-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6439930U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07224818A (ja) * | 1994-02-02 | 1995-08-22 | Artur Fischer Gmbh | 結合材料を用いて固定されるアンカボルト並びにアンカボルトの製法 |
-
1987
- 1987-09-03 JP JP1987135409U patent/JPS6439930U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07224818A (ja) * | 1994-02-02 | 1995-08-22 | Artur Fischer Gmbh | 結合材料を用いて固定されるアンカボルト並びにアンカボルトの製法 |