JPH0128883Y2 - - Google Patents
Info
- Publication number
- JPH0128883Y2 JPH0128883Y2 JP1983025531U JP2553183U JPH0128883Y2 JP H0128883 Y2 JPH0128883 Y2 JP H0128883Y2 JP 1983025531 U JP1983025531 U JP 1983025531U JP 2553183 U JP2553183 U JP 2553183U JP H0128883 Y2 JPH0128883 Y2 JP H0128883Y2
- Authority
- JP
- Japan
- Prior art keywords
- ring
- shaft
- fitted
- flange
- rolling bearing
- 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.)
- Expired
Links
- 238000005096 rolling process Methods 0.000 claims description 26
- 239000000428 dust Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 description 10
- 238000005461 lubrication Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Description
【考案の詳細な説明】
産業上の利用分野
この考案は、軸に、円筒ころ軸受、円すいころ
軸受等のころがり軸受を介装したユニツト型の軸
付きローラに関する。[Detailed Description of the Invention] Industrial Application Field This invention relates to a unit-type shafted roller having a rolling bearing such as a cylindrical roller bearing or a tapered roller bearing interposed in the shaft.
従来の技術
例えば、圧延機のバツクアツプロール、或いは
その他の各種機械装置において、軸にころがり軸
受を介装した軸付きローラが使用され、これを圧
延機のバツクアツプロール等の高負荷、高精度ロ
ールとして使用するような場合、殊にその潤滑性
の向上が要求され、また優れた密封装置を必要と
し、さらにメンテナンスの容易性を要求される。Conventional technology For example, in the back-up roll of a rolling mill or other various mechanical devices, a shafted roller with a rolling bearing interposed in the shaft is used. When used as a roll, in particular, improved lubricity is required, an excellent sealing device is required, and furthermore, ease of maintenance is required.
考案が解決しようとする課題
この考案は、以上のような軸付きローラにおい
て、その分解・組み立てを著しく容易ならしめる
と共に、その密封機能を向上させ、適切な潤滑を
実施しうるものを提供することを目的とする。Problems to be Solved by the Invention The object of this invention is to provide a shafted roller as described above that significantly facilitates its disassembly and assembly, improves its sealing function, and provides appropriate lubrication. With the goal.
課題を解決するための手段
この考案の軸付きローラは、軸の一方の端部に
鍔部5を形成して、該軸に嵌合したころがり軸受
の内輪端部に設けた一方のころ案内鍔22の端面
を当接させると共に、
軸の他端部に嵌合したエンドリング8を前記内
輪の端部に設けた他方のころ案内鍔22の端面に
当接させて内輪4を軸1に固定し、
前記内輪の各ころ案内鍔22,22に、円筒部
分の一部を嵌着固定するとともに該円筒部を前記
軸の鍔部5外径面及び前記エンドリング8外径面
にまで延長した断面L字形のフリンガ10,10
を設け、
該フリンガの鍔部13の内側でかつころがり軸
受の外輪12の両端側内周面に保持リング14を
嵌着固定し、
該各保持リング14内周面にそれぞれオイルシ
ール15を配置し、そのシールリツプをそれぞれ
フリンガに摺接させたことを特徴とする。Means for Solving the Problems The shafted roller of this invention has a flange 5 formed at one end of the shaft, and one roller guide flange provided at the inner ring end of a rolling bearing fitted to the shaft. 22 and the end ring 8 fitted on the other end of the shaft is brought into contact with the end surface of the other roller guide collar 22 provided at the end of the inner ring, thereby fixing the inner ring 4 to the shaft 1. A part of a cylindrical portion is fitted and fixed to each roller guide collar 22, 22 of the inner ring, and the cylindrical portion is extended to the outer diameter surface of the collar portion 5 of the shaft and the outer diameter surface of the end ring 8. Flingers 10, 10 with L-shaped cross section
A retaining ring 14 is fitted and fixed to the inner circumferential surface of both ends of the outer ring 12 of the rolling bearing inside the flange 13 of the flinger, and an oil seal 15 is arranged on the inner circumferential surface of each retaining ring 14. , each of its seal lips is in sliding contact with a finger.
実施例
以下この考案の実施例を図示に例によつて詳述
すれば、軸1に円筒ころ軸受3等のころがり軸受
を介装した軸付きローラにおいて、軸1の一方の
端部、殊にその軸受内輪4を嵌合する部分の肩部
に鍔部5を形成して、該軸1に嵌合した内輪4の
端面を鍔部5に当接させ、内輪4の他端部におい
て軸1の周溝6に係合させたスナツプリング7等
の固定手段により内輪4を軸1上に固定する。こ
の固定手段は、スナツプリング7に限定するもの
ではなく、例えば後述のエンドリング8を軸1に
螺着して鍔部5との間に内輪4を固定してもよ
く、或いは内輪4を軸1に対し、シマリバメで嵌
合して固定してもよい。Embodiment Hereinafter, an embodiment of this invention will be described in detail with reference to the drawings. In a shafted roller in which a rolling bearing such as a cylindrical roller bearing 3 is interposed on the shaft 1, one end of the shaft 1, especially A flange 5 is formed on the shoulder of the part where the bearing inner ring 4 is fitted, and the end surface of the inner ring 4 fitted to the shaft 1 is brought into contact with the flange 5, and the other end of the inner ring 4 is attached to the shaft 1. The inner ring 4 is fixed onto the shaft 1 by means of fixing means such as a snap spring 7 which is engaged with the circumferential groove 6 of the inner ring 4. This fixing means is not limited to the snap ring 7; for example, an end ring 8, which will be described later, may be screwed onto the shaft 1 and the inner ring 4 may be fixed between it and the flange 5, or the inner ring 4 may be fixed to the shaft 1. Alternatively, they may be fitted and fixed with a tight fit.
而して、軸1の他端部に、前記の如く内輪4の
他端面に当接するエンドリング8を嵌着し、内輪
4の軸方向両端部の外径にそれぞれ円筒部分9の
一部を嵌着固定した断面L字形のフリンガ10を
設けて、その円筒部9の内径面を、前記鍔部5の
外径面及びエンドリング8の外径面のそれぞれに
近接ないし軽く接触させ、該内外径面の間に、鍔
部5及びエンドリング8の各外径面に設けた周溝
に嵌入したOリング11等の密封部材を介装す
る。 The end ring 8 that comes into contact with the other end surface of the inner ring 4 as described above is fitted onto the other end of the shaft 1, and a portion of the cylindrical portion 9 is fitted onto the outer diameter of both axial ends of the inner ring 4. A fitted and fixed flinger 10 having an L-shaped cross section is provided, and the inner diameter surface of the cylindrical portion 9 is brought close to or lightly in contact with the outer diameter surface of the collar portion 5 and the outer diameter surface of the end ring 8, and A sealing member such as an O-ring 11 fitted into a circumferential groove provided on each outer diameter surface of the collar portion 5 and end ring 8 is interposed between the radial surfaces.
ころがり軸受の外輪12の両端部内径には、そ
れぞれフリンガ10の鍔部13の内側に配置した
保持リング14を嵌着して、各保持リング14の
内径にオイルシール15を固設し、その主シール
リツプ16をフリンガ10の円筒部9の外径面に
摺接させ、ダストリツプ17を同じくフリンガ1
0の鍔部13の内面に摺接させる。ダストリツプ
17は、その先端を図示の如く外径側に向かつて
反らせた状態で前記鍔部内面に摺接させるとよ
い。なおオイルシール15は前記構成のものに限
定するものではなく、他の適宜の構成のものを使
用することができる。 Retaining rings 14 placed inside the flanges 13 of the flingers 10 are fitted onto the inner diameters of both ends of the outer ring 12 of the rolling bearing, and oil seals 15 are fixedly installed on the inner diameters of each retaining ring 14. The seal lip 16 is brought into sliding contact with the outer diameter surface of the cylindrical portion 9 of the finger 10, and the dust lip 17 is brought into sliding contact with the outer diameter surface of the cylindrical portion 9 of the finger 10.
It is brought into sliding contact with the inner surface of the flange 13 of 0. The dust strip 17 is preferably brought into sliding contact with the inner surface of the flange portion with its tip curved toward the outer diameter side as shown in the figure. Note that the oil seal 15 is not limited to the one having the above-mentioned configuration, and other suitable configurations may be used.
保持リング14は、外輪12の両端部に固定的
に装着してもよいが、図示のように着脱可能に外
輪12の両端部内径に嵌合し、スナツプリング1
8で固定してもよく、この場合、保持リング14
の外径面に周溝を設けて、Oリング19等の密封
部材を装着し、外輪12の内径面との間を密封す
る。 The retaining ring 14 may be fixedly attached to both ends of the outer ring 12, but as shown in the figure, the retaining ring 14 is removably fitted to the inner diameter of both ends of the outer ring 12.
8, and in this case, the retaining ring 14
A circumferential groove is provided on the outer diameter surface of the outer ring 12, and a sealing member such as an O-ring 19 is attached thereto to seal the space between the inner diameter surface of the outer ring 12 and the inner diameter surface of the outer ring 12.
フリンガ10はその鍔部17の外径部分を、図
示のように保持リング14の外側面、および外輪
12の両端部内径面に近接させてラビリンス20
を形成させる。 The flinger 10 is assembled into a labyrinth 20 by bringing the outer diameter portion of the flange 17 close to the outer surface of the retaining ring 14 and the inner diameter surface of both ends of the outer ring 12 as shown in the figure.
to form.
また2はタイヤで、ころがり軸受3の外輪12
に対し焼嵌め、その他のシマリバメにより嵌着し
ているが、このタイヤ2は必要により省略し、外
輪12がタイヤ2を兼用する構成としてもよい。 Further, 2 is a tire, and the outer ring 12 of the rolling bearing 3
Although the tire 2 is fitted by shrink fitting or other tight fit, the tire 2 may be omitted if necessary, and the outer ring 12 may also serve as the tire 2.
ころがり軸受は、図示のような円筒ころ軸受3
の他、円すいころ軸受、球面ころ軸受等の各種軸
受を使用することができ、圧延機のバツクアツプ
ロール等の高負荷ローラとして使用するときは、
復列ころがり軸受とする。また実施例は、復列円
筒軸受を使用した場合を示し、外輪12の軸方向
中央部に、2列のころの案内鍔21を設け、内輪
4は軸方向に2個に分割して、各内輪4の軸受の
外方側端部にそれぞれ各ころ列に対する案内鍔2
2を設けて、フリンガ10を案内鍔22に嵌着固
定してある。 A rolling bearing is a cylindrical roller bearing 3 as shown in the figure.
In addition, various bearings such as tapered roller bearings and spherical roller bearings can be used, and when used as high-load rollers such as back-up rolls of rolling mills,
Use a double-row rolling bearing. Further, the embodiment shows a case where a double-row cylindrical bearing is used, and a guide collar 21 for two rows of rollers is provided in the axial center of the outer ring 12, and the inner ring 4 is divided into two parts in the axial direction. A guide collar 2 for each roller row is provided at the outer end of the bearing of the inner ring 4.
2 is provided, and the flinger 10 is fitted and fixed to the guide collar 22.
図において、23は軸1に設けたオイルミスト
等の潤滑剤の供給路であつて、半径方向の穴2
4、内輪4の内径と軸1との間に形成した円周方
向すきま25、内輪4の付き合わせ端面間に形成
した半径方向の給油溝26等を介して軸受内部に
矢符の如く前記潤滑剤を供給する。27は内輪4
の案内鍔22に半径方向に設けた排油穴であつ
て、内輪4の内径面に設けた周溝28、軸1に設
けた排油路29等を介して排油を排出する。30
は、軸1をサポートするサポート部材(或いは装
置)である。 In the figure, 23 is a supply path for lubricant such as oil mist provided in the shaft 1, and the hole 23 in the radial direction
4. The above-mentioned lubrication is applied inside the bearing through the circumferential clearance 25 formed between the inner diameter of the inner ring 4 and the shaft 1, the radial oil supply groove 26 formed between the mating end faces of the inner ring 4, etc. as shown by the arrow. supply the agent. 27 is inner ring 4
This is an oil drain hole provided in the radial direction in the guide collar 22 of the guide collar 22, and drains waste oil through a circumferential groove 28 provided on the inner diameter surface of the inner ring 4, an oil drain passage 29 provided in the shaft 1, etc. 30
is a support member (or device) that supports the shaft 1.
この考案は以上のような構造であつて、軸1に
対する軸受3の組付けは、先ず軸1の鍔部5の周
溝にOリング11を嵌着し、次にフリンガ10を
装着した右側の内輪4を軸1に嵌合し、ついで、
転動体、オイルシール15付き保持リング14、
および、Oリング19を組みつけた外輪12を組
込み、そしてフリンガ10を装着した左側の内輪
4を軸1に嵌合し、スナツプリング7で固定した
後、Oリング11を取りつけたエンドリング8を
軸1に嵌着して完了するものであり、分解は前記
とは逆の順序で行なう。 This invention has the above-mentioned structure. To assemble the bearing 3 to the shaft 1, first fit the O-ring 11 into the circumferential groove of the flange 5 of the shaft 1, and then fit the O-ring 11 into the circumferential groove of the flange 5 of the shaft 1. Fit the inner ring 4 to the shaft 1, and then
rolling element, retaining ring 14 with oil seal 15,
Then, after assembling the outer ring 12 with the O-ring 19 attached thereto, and fitting the left inner ring 4 with the flinger 10 attached to the shaft 1 and fixing it with the snap spring 7, the end ring 8 with the O-ring 11 attached is attached to the shaft. 1, and disassembly is carried out in the reverse order of the above.
考案の効果
この考案は、前記構成からなることにより、次
の効果を奏する。Effects of the invention This invention has the following effects by having the above configuration.
軸の一方の端部に鍔部5が形成され、この鍔
部に、ころがり軸受の内輪端部に設けた一方の
ころ案内鍔の端面が当接されているので、軸受
の位置決めが確実容易であり、組み立て・分解
も容易であり、オイルシールが老化したなどの
場合にも、その交換を簡単に行なうことができ
る。 A flange 5 is formed at one end of the shaft, and the end surface of one roller guide flange provided at the inner ring end of the rolling bearing is in contact with this flange, so that positioning of the bearing can be reliably and easily performed. It is easy to assemble and disassemble, and even if the oil seal becomes aged, it can be easily replaced.
しかも、鍔部5に、ころがり軸受の内輪の一
方の端部が当接され、内輪の他方の端部も軸1
に固定されているので、軸付きローラをユニツ
トとしてあつかえ、内輪を容易に外すことがで
き、分解・組み立てが容易である。 Moreover, one end of the inner ring of the rolling bearing is brought into contact with the flange 5, and the other end of the inner ring is also brought into contact with the shaft 1.
Since it is fixed to the roller, the shafted roller can be handled as a unit, and the inner ring can be easily removed, making disassembly and assembly easy.
さらに、軸の鍔部5とエンドリング8との間
において軸にころがり軸受が固定されて、ユニ
ツト構造を構成しているので、軸ところがり軸
受とを一体として扱うことができ、外輪12の
外径、または、タイヤが嵌着されている場合は
タイヤの外径の再研摩、補修等において、軸に
組み付けたままで研摩を行なうことが可能であ
り、ころがり軸受を軸から外す必要がなく、研
摩、補修等のメンテナンスが著しく容易とな
る。 Furthermore, since the rolling bearing is fixed to the shaft between the shaft flange 5 and the end ring 8 to form a unit structure, the shaft and the rolling bearing can be handled as one, and the outer ring 12 When re-polishing or repairing the outer diameter of the tire or the outer diameter of the tire if the tire is fitted, it is possible to polish the rolling bearing while it is attached to the shaft, and there is no need to remove the rolling bearing from the shaft. , maintenance such as repairs becomes significantly easier.
さらに内輪のころ案内鍔22,22に、断面
L字形のフリンガ10,10の円筒部分の一部
が嵌着固定されると共に、該円筒部が、軸の鍔
部5外径面及びエンドリング8外径面にまで延
長されているので、フリンガの円筒部の内径面
と、軸の鍔部の外径面、およびエンドリングの
外径面との間を密封することができ、密封機能
が向上する。 Further, a part of the cylindrical portion of the flinger 10, 10 having an L-shaped cross section is fitted and fixed to the roller guide flange 22, 22 of the inner ring, and the cylindrical portion is connected to the outer diameter surface of the flange 5 of the shaft and the end ring 8. Since it extends to the outer diameter surface, it is possible to seal between the inner diameter surface of the cylindrical part of the finger, the outer diameter surface of the shaft flange, and the outer diameter surface of the end ring, improving the sealing function. do.
そして、上記フリンガ10,10の鍔部13
の内側で、かつ、ころがり軸受の外輪12の両
端側内周面に保持リング14が嵌着固定されて
いることにより、フリンガと、保持リングおよ
び外輪との間にラビリンスが形成されるので、
密封機能が向上する。 Then, the flanges 13 of the flingers 10, 10
By fitting and fixing the retaining ring 14 on the inner peripheral surface of both ends of the outer ring 12 of the rolling bearing, a labyrinth is formed between the flinger, the retaining ring, and the outer ring.
Improves sealing function.
さらに、この保持リング14の内周面にオイ
ルシール15が配置され、そのシールリツプが
それぞれフリンガ10,10に摺接されている
ので、優れた密封機能が得られたものである。 Further, an oil seal 15 is disposed on the inner circumferential surface of the retaining ring 14, and the seal lips thereof are in sliding contact with the flingers 10, 10, respectively, so that an excellent sealing function is obtained.
これにより、密封機能が著しく優れた軸付き
ローラとなり、例えば軸1側からオイルミスト
を供給するような潤滑装置において、その潤滑
性能を大幅に向上し、高負荷、高速回転用ロー
ラとして最適の完全密封装置及び潤滑装置とな
し、集中給油、定期間給脂等の任意の潤滑手段
を採用することができるのである。 This results in a shafted roller with an extremely excellent sealing function.For example, in a lubricating device that supplies oil mist from the shaft 1 side, the lubrication performance is greatly improved, making it perfect for high-load, high-speed rotation rollers. Any lubrication means such as a sealing device and a lubrication device, centralized lubrication, periodic lubrication, etc. can be employed.
さらに前記フリンガの鍔部によりラビリンス
を形成させることで、オイルシール15のシー
ルリツプ、殊にそのダストリツプを保護し、そ
の寿命を延長して密封機能の低下を防止し、か
つその構造を簡単化して、この種の軸付きロー
ラのコストを低減することができたものであ
る。 Furthermore, by forming a labyrinth with the flange of the finger, the seal lip of the oil seal 15, especially its dust lip, is protected, its lifespan is extended, the sealing function is prevented from deteriorating, and its structure is simplified. This makes it possible to reduce the cost of this type of shafted roller.
図面はこの考案の実施例の半部を示す縦断面図
である。
1……軸、2……タイヤ、3……円筒ころ軸
受、4……内輪、5……鍔部、7……スナツプリ
ング、8……エンドリング、9……円筒部、10
……フリンガ、11……Oリング、12……外
輪、13……鍔部、14……保持リング、15…
…オイルシール、16……主シールリツプ、17
……ダストシール、19……Oリング、20……
ラビリンス、21,22……案内鍔。
The drawing is a longitudinal sectional view showing half of an embodiment of the invention. DESCRIPTION OF SYMBOLS 1... Shaft, 2... Tire, 3... Cylindrical roller bearing, 4... Inner ring, 5... Flam part, 7... Snut spring, 8... End ring, 9... Cylindrical part, 10
... Flinger, 11 ... O-ring, 12 ... Outer ring, 13 ... Flange, 14 ... Retaining ring, 15 ...
...Oil seal, 16...Main seal lip, 17
...Dust seal, 19...O ring, 20...
Labyrinth, 21, 22... Guide guard.
Claims (1)
嵌合したころがり軸受の内輪端部に設けた一方
のころ案内鍔22の端面を当接させると共に、 軸の他端部に嵌合したエンドリング8を前記
内輪の端部に設けた他方のころ案内鍔22の端
面に当接させて内輪4を軸1に固定し、 前記内輪の各ころ案内鍔22,22に、円筒
部分の一部を嵌着固定するとともに該円筒部を
前記軸の鍔部5外径面及び前記エンドリング8
外径面にまで延長した断面L字形のフリンガ1
0,10を設け、 該フリンガの鍔部13の内側でかつころがり
軸受の外輪12の両端側内周面に保持リング1
4を嵌着固定し、 該各保持リング14内周面にそれぞれオイル
シール15を配置し、そのシールリツプをそれ
ぞれフリンガに摺接させた 軸付きローラ。 (2) オイルシールが、その主シールリツプをフリ
ンガの円筒部外径面に摺接し、ダストリツプを
フリンガの鍔部内面に摺接する実用新案登録請
求の範囲(1)に記載の軸付きローラ。 (3) ころがり軸受が復列ころがり軸受であつて、
外輪の軸方向の中央部内径に、2列の転動体の
案内鍔を有し、内輪が軸方向に2個に分割さ
れ、各内輪の軸受の外方側端部にそれぞれ転動
体の案内鍔を形成し、該案内鍔にフリンガを嵌
着固定した実用新案登録請求の範囲(1)または(2)
に記載の軸付きローラ。[Claims for Utility Model Registration] (1) A flange 5 is formed at one end of the shaft, and the end face of one roller guide flange 22 provided at the inner ring end of a rolling bearing fitted to the shaft is At the same time, the end ring 8 fitted on the other end of the shaft is brought into contact with the end surface of the other roller guide collar 22 provided at the end of the inner ring to fix the inner ring 4 to the shaft 1, and the inner ring 4 is fixed to the shaft 1. A part of the cylindrical portion is fitted and fixed to each of the roller guide flanges 22, 22, and the cylindrical portion is connected to the outer diameter surface of the flanged portion 5 of the shaft and the end ring 8.
Flinger 1 with an L-shaped cross section extending to the outer diameter surface
0 and 10, and a retaining ring 1 is provided on the inner circumferential surface of the outer ring 12 of the rolling bearing on both ends of the outer ring 12 of the rolling bearing.
4 are fitted and fixed, oil seals 15 are arranged on the inner circumferential surface of each retaining ring 14, and the seal lips are brought into sliding contact with the respective flingers. (2) The shafted roller according to claim (1), wherein the oil seal has its main seal lip in sliding contact with the outer diameter surface of the cylindrical portion of the finger and its dust lip in sliding contact with the inner surface of the flange of the finger. (3) The rolling bearing is a double-row rolling bearing,
The outer ring has two rows of rolling element guide flange on the inner diameter of the axial center part, and the inner ring is axially divided into two parts, and each inner ring has a rolling element guide flange at the outer end of the bearing. Utility model registration claim (1) or (2) in which a flinger is fitted and fixed to the guide flange.
The shafted roller described in .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2553183U JPS59129406U (en) | 1983-02-22 | 1983-02-22 | roller with shaft |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2553183U JPS59129406U (en) | 1983-02-22 | 1983-02-22 | roller with shaft |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59129406U JPS59129406U (en) | 1984-08-31 |
JPH0128883Y2 true JPH0128883Y2 (en) | 1989-09-04 |
Family
ID=30156515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2553183U Granted JPS59129406U (en) | 1983-02-22 | 1983-02-22 | roller with shaft |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59129406U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57159207A (en) * | 1981-03-27 | 1982-10-01 | Nisshin Steel Co Ltd | Lubricator for bearing for rolling mill |
-
1983
- 1983-02-22 JP JP2553183U patent/JPS59129406U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57159207A (en) * | 1981-03-27 | 1982-10-01 | Nisshin Steel Co Ltd | Lubricator for bearing for rolling mill |
Also Published As
Publication number | Publication date |
---|---|
JPS59129406U (en) | 1984-08-31 |
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