JPS6282421U - - Google Patents
Info
- Publication number
- JPS6282421U JPS6282421U JP17548785U JP17548785U JPS6282421U JP S6282421 U JPS6282421 U JP S6282421U JP 17548785 U JP17548785 U JP 17548785U JP 17548785 U JP17548785 U JP 17548785U JP S6282421 U JPS6282421 U JP S6282421U
- Authority
- JP
- Japan
- Prior art keywords
- ball
- substantially cylindrical
- shaft
- dust
- receiving 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.)
- Granted
Links
- 239000000428 dust Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 3
Landscapes
- Rolls And Other Rotary Bodies (AREA)
Description
第１図は本考案の第１実施例の側断面図、第２
図は同上の第２実施例、第３図は従来例である。
２……シヤフト、２Ａ……玉受け部、２ａ……
玉受け、２ｂ，２ｃ……防塵用凸部、３……玉、
４……玉押え、５……アウタースリーブ、６……
ローラー本体、８……ダストスリーブ、８ａ……
本体、８ｂ……フランジ。
Fig. 1 is a side sectional view of the first embodiment of the present invention;
The figure shows the second embodiment same as above, and FIG. 3 shows the conventional example. 2...Shaft, 2A...Ball receiver, 2a...
Ball holder, 2b, 2c...Dustproof protrusion, 3...Ball,
4... Ball presser, 5... Outer sleeve, 6...
Roller body, 8... Dust sleeve, 8a...
Main body, 8b...flange.
Claims (1)
部外周に固定された玉受け部と、この玉受け部の
外周に設けられた適数個の玉と、この玉を前記玉
受け部と相俟つて内周面の一部で保持すべくその
外周に設けられた略円筒状を呈する第１、第２の
玉押えと、この玉押えが内周面の適位置に固定さ
れ、かつ前記シヤフトに対し回転自在な略円筒状
の回転部材と、前記第１、第２の玉押えの外側開
口部に略円筒状の本体が挿入されて固定されたダ
ストスリーブとを備え、前記玉は前記玉受け部の
中央外周部に形成された弧状の凹部と前記第１、
第２の玉押えの内端隅部とによつて保持され、か
つ前記ダストスリーブ本体の内周面と前記シヤフ
ト外周面側との間の軸方向に防塵ギヤツプが形成
されると共に、前記玉受け部の外周両端部と前記
第１、第２の玉押えの対向する内周面との間にも
防塵ギヤツプが形成されたことを特徴とするロー
ラー。 A substantially cylindrical shaft, a ball receiving portion fixed to the outer periphery of the approximately central portion of the shaft, an appropriate number of balls provided on the outer periphery of the ball receiving portion, and the balls combined with the ball receiving portion. first and second ball pressers each having a substantially cylindrical shape are provided on the outer periphery of the shaft to be held by a part of the inner circumferential surface; The ball includes a substantially cylindrical rotating member that is freely rotatable, and a dust sleeve in which a substantially cylindrical main body is inserted into and fixed to the outer openings of the first and second ball holders, and the ball is fixed to the ball holder. an arcuate recess formed in the central outer peripheral part of the part;
A dust-proof gap is formed in the axial direction between the inner peripheral surface of the dust sleeve main body and the outer peripheral surface of the shaft, and is held by the inner end corner of the second ball retainer. A roller characterized in that a dust-proof gap is also formed between both outer circumferential ends of the roller and opposing inner circumferential surfaces of the first and second ball pressers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17548785U JPH0349295Y2 (en) | 1985-11-13 | 1985-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17548785U JPH0349295Y2 (en) | 1985-11-13 | 1985-11-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6282421U true JPS6282421U (en) | 1987-05-26 |
| JPH0349295Y2 JPH0349295Y2 (en) | 1991-10-22 |
Family
ID=31114855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17548785U Expired JPH0349295Y2 (en) | 1985-11-13 | 1985-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0349295Y2 (en) |
-
1985
- 1985-11-13 JP JP17548785U patent/JPH0349295Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0349295Y2 (en) | 1991-10-22 |