JPS6032187U - Folk stem bearing for bicycle - Google Patents
Folk stem bearing for bicycleInfo
- Publication number
- JPS6032187U JPS6032187U JP12467583U JP12467583U JPS6032187U JP S6032187 U JPS6032187 U JP S6032187U JP 12467583 U JP12467583 U JP 12467583U JP 12467583 U JP12467583 U JP 12467583U JP S6032187 U JPS6032187 U JP S6032187U
- Authority
- JP
- Japan
- Prior art keywords
- stem bearing
- bicycle
- face
- bearing
- ball
- 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
- 239000003566 sealing material Substances 0.000 claims 1
Landscapes
- Steering Devices For Bicycles And Motorcycles (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のフォークステ、ム軸受の部分断面図、第
２図はこの考案の第１の実施例の部分断面図、第３図は
同実施例の部分拡大断面図、第４図は第２の実施例の主
要部分の断面図、第５図は第３の実施例の主要部分の断
面図である。
２・・・ヘッドチューブ、４・・・上わん、６・・・フ
ォークステム、８・・・球押し、１０・・・ベアリング
ボール、２０・・・円周突起、２９・・・シール材、３
２・・・０リング。Fig. 1 is a partial sectional view of a conventional fork stem and arm bearing, Fig. 2 is a partial sectional view of the first embodiment of this invention, Fig. 3 is a partially enlarged sectional view of the same embodiment, and Fig. 4 is a partial sectional view of a conventional fork stem and arm bearing. FIG. 5 is a sectional view of the main parts of the second embodiment, and FIG. 5 is a sectional view of the main parts of the third embodiment. 2... Head tube, 4... Upper bowl, 6... Fork stem, 8... Ball pusher, 10... Bearing ball, 20... Circumferential protrusion, 29... Seal material, 3
2...0 ring.
Claims (1)
下方から挿通されたフォーク軸に上方から螺合される球
押しと、この球押しと上記上わんとの間で保持されるベ
アリングボールとからなるフォークステム軸受において
、上記球押しに下面が上記上わんの上端面と隙間を保っ
て相対向する円周突起を突設し、その円周突起の下面も
しくは上記上わんの上端面に水密にかつ摺動可能に接触
するシール材で上記上端面と上記下面との間を封止した
ことを特徴とする自転車用フォークステム軸受。An upper cup recessed in the upper end of the head, a ball pusher screwed from above onto a fork shaft inserted into the head from below, and a bearing held between the ball pusher and the upper scoop. In a fork stem bearing consisting of a ball, a circumferential protrusion is protruded from the ball pusher, the lower surface of which faces the upper end face of the upper cup with a gap maintained, and the lower face of the circumferential protrusion or the upper end face of the upper protrusion is provided. A bicycle fork stem bearing, characterized in that the space between the upper end surface and the lower surface is sealed with a sealing material that is in watertight and slidable contact with the fork stem bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12467583U JPS6032187U (en) | 1983-08-10 | 1983-08-10 | Folk stem bearing for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12467583U JPS6032187U (en) | 1983-08-10 | 1983-08-10 | Folk stem bearing for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6032187U true JPS6032187U (en) | 1985-03-05 |
Family
ID=30284119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12467583U Pending JPS6032187U (en) | 1983-08-10 | 1983-08-10 | Folk stem bearing for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6032187U (en) |
-
1983
- 1983-08-10 JP JP12467583U patent/JPS6032187U/en active Pending
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