JPS62172847U - - Google Patents
Info
- Publication number
- JPS62172847U JPS62172847U JP6119086U JP6119086U JPS62172847U JP S62172847 U JPS62172847 U JP S62172847U JP 6119086 U JP6119086 U JP 6119086U JP 6119086 U JP6119086 U JP 6119086U JP S62172847 U JPS62172847 U JP S62172847U
- Authority
- JP
- Japan
- Prior art keywords
- inner ring
- hole
- recess
- locking
- center
- 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
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Description
第１図は本考案の一実施例であるベルトテンシ
ヨナを示す正面図、第２図は同縦断面図、第３図
は同テンシヨナの内輪を示す背面図、第４図は同
テンシヨナのブラケツトを示す正面図、第５図な
いし第７図はそれぞれ上記内輪の変形例を示す背
面図、第８図ないし第１０図はそれぞれ上記ブラ
ケツトの係止片の変形例を示す正面図、第１１図
および第１２図はそれぞれ従来のベルトテンシヨ
ナを示す第１図および第２図に対応する図である
。
１……回転体、２……ブラケツト、３……固定
ボルト、４……バネ、５……調整ボルト、６……
フアンベルト、７……エンジン本体、８……内輪
、９……外輪、１０……転動体、１１……挿通孔
、１２……凹部、１２ａ……内周面、１３……係
止部、１４……係止片、１５……貫通孔、１６…
…円弧状の長孔、Ｏ……内輪の中心、Ｐ……偏心
中心。
Fig. 1 is a front view showing a belt tensioner which is an embodiment of the present invention, Fig. 2 is a longitudinal sectional view of the belt tensioner, Fig. 3 is a rear view showing the inner ring of the tensioner, and Fig. 4 is a bracket of the tensioner. FIGS. 5 to 7 are rear views showing modifications of the inner ring, FIGS. 8 to 10 are front views showing modifications of the locking piece of the bracket, and FIG. 11 is a front view showing modifications of the locking piece of the bracket. and FIG. 12 are views corresponding to FIG. 1 and FIG. 2, respectively, showing a conventional belt tensioner. 1...Rotating body, 2...Bracket, 3...Fixing bolt, 4...Spring, 5...Adjustment bolt, 6...
Fan belt, 7... Engine body, 8... Inner ring, 9... Outer ring, 10... Rolling element, 11... Insertion hole, 12... Recess, 12a... Inner peripheral surface, 13... Locking part, 14... Locking piece, 15... Through hole, 16...
...Circular long hole, O...Center of inner ring, P...Eccentric center.
Claims (1)
た位置に形成された内輪と、ベルトに転接する外
輪と、内輪と外輪との間に介装された複数の転動
体と、内輪を前記固定ボルトを中心として回動さ
せるブラケツトとを備えてなり、 前記内輪の軸方向内側の端面に凹部が形成され
、該凹部の内周面に係止部が前記凹部に臨んで形
成され、一方、 前記ブラケツトに、前記内輪の係止部に係合す
る係止片と、該係止片と前記係止部との係合状態
において前記内輪の挿通孔と合致する貫通孔と、
該貫通孔を曲率中心とする円弧状とされた調整ボ
ルト用の長孔とが形成されていることを特徴とす
るベルトテンシヨナ。[Claim for Utility Model Registration] An inner ring in which an insertion hole through which a fixing bolt is inserted is formed at a position eccentric from the center, an outer ring in rolling contact with a belt, and a plurality of rolling elements interposed between the inner ring and the outer ring. and a bracket for rotating the inner ring around the fixing bolt, a recess is formed in the axially inner end surface of the inner ring, and a locking part faces the recess on the inner peripheral surface of the recess. The bracket includes a locking piece that engages with a locking portion of the inner ring, and a through hole that matches the insertion hole of the inner ring when the locking piece and the locking portion are engaged. ,
A belt tensioner characterized in that a long hole for an adjustment bolt is formed in an arc shape with the through hole as the center of curvature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986061190U JPH0430448Y2 (en) | 1986-04-23 | 1986-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986061190U JPH0430448Y2 (en) | 1986-04-23 | 1986-04-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62172847U true JPS62172847U (en) | 1987-11-02 |
| JPH0430448Y2 JPH0430448Y2 (en) | 1992-07-22 |
Family
ID=30894296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986061190U Expired JPH0430448Y2 (en) | 1986-04-23 | 1986-04-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430448Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012173056A1 (en) * | 2011-06-13 | 2012-12-20 | Ntn株式会社 | Chain guide and chain drive apparatus |
| JP2013002467A (en) * | 2011-06-13 | 2013-01-07 | Ntn Corp | Chain guide and chain tensioner device |
| JP2013029155A (en) * | 2011-07-28 | 2013-02-07 | Ntn Corp | Chain guide and chain drive apparatus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5889639U (en) * | 1981-12-14 | 1983-06-17 | ヤンマーディーゼル株式会社 | Internal combustion engine timing belt tensioner device |
-
1986
- 1986-04-23 JP JP1986061190U patent/JPH0430448Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5889639U (en) * | 1981-12-14 | 1983-06-17 | ヤンマーディーゼル株式会社 | Internal combustion engine timing belt tensioner device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012173056A1 (en) * | 2011-06-13 | 2012-12-20 | Ntn株式会社 | Chain guide and chain drive apparatus |
| JP2013002467A (en) * | 2011-06-13 | 2013-01-07 | Ntn Corp | Chain guide and chain tensioner device |
| CN103620265A (en) * | 2011-06-13 | 2014-03-05 | Ntn株式会社 | Chain guide and chain drive apparatus |
| JP2013029155A (en) * | 2011-07-28 | 2013-02-07 | Ntn Corp | Chain guide and chain drive apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0430448Y2 (en) | 1992-07-22 |