JPH0310002U - - Google Patents
Info
- Publication number
- JPH0310002U JPH0310002U JP7177289U JP7177289U JPH0310002U JP H0310002 U JPH0310002 U JP H0310002U JP 7177289 U JP7177289 U JP 7177289U JP 7177289 U JP7177289 U JP 7177289U JP H0310002 U JPH0310002 U JP H0310002U
- Authority
- JP
- Japan
- Prior art keywords
- rocker arm
- face
- boss
- spring
- contact
- 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
- 238000002485 combustion reaction Methods 0.000 claims 3
- 238000004804 winding Methods 0.000 claims 2
- 239000011435 rock Substances 0.000 description 2
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Springs (AREA)
Description
第１図は第１実施例のスプリングの正面図、第
２図は第２実施例のスプリングの正面図、第３図
及び第４図は第３実施例のスプリングの正面図及
び側面図、第５図は第４実施例におけるロツカア
ームとスプリングとの装着状態を示す平面図、第
６図はロツカアーム装着状態を示す平面図、第７
図はロツカアーム機構の正面図、第８図は従来の
スプリングの正面図である。
１，３……ロツカシヤフト、２，４……ロツカ
アーム、２２，４２……ボス端面、２３……段部
、５５，６……スプリング、６１，６２，６５…
…当接部、６３……円環状部。
FIG. 1 is a front view of the spring of the first embodiment, FIG. 2 is a front view of the spring of the second embodiment, FIGS. 3 and 4 are front and side views of the spring of the third embodiment, and FIG. 5 is a plan view showing the mounting state of the rocker arm and spring in the fourth embodiment, FIG. 6 is a plan view showing the rocker arm being mounted, and FIG.
The figure is a front view of the rocker arm mechanism, and FIG. 8 is a front view of a conventional spring. 1, 3...Rock shaft, 2, 4...Rock arm, 22, 42...Boss end face, 23...Step, 55, 6...Spring, 61, 62, 65...
...Abutting portion, 63...Annular portion.
Claims (1)
ロツカアームと、該ロツカアームのボス端面に当
接させた位置固定用のスプリングとを有する、内
燃機関のバルブ開閉用のロツカアームにおいて、
上記スプリングは上記ボス端面と当接する当接部
における巻端がスプリングの内側方向に曲げられ
ていることを特徴とするロツカアーム。 (2) ロツカーシヤフトに回動可能に軸支された
ロツカアームと、該ロツカアームのボス端面に当
接させた位置固定用のスプリングとを有する、内
燃機関のバルブ開閉用のロツカアームにおいて、
上記スプリングは上記ボス端面と当接する当接部
における巻端が外周方向に二重に巻回されて円環
状部を形成し、該円環状部が上記ボス端面と当接
していることを特徴とするロツカアーム。 (3) ロツカーシヤフトに回動可能に軸支された
ロツカアームと、該ロツカアームのボス端面に当
接させた位置固定用のスプリングとを有する、内
燃機関のバルブ開閉用のロツカアームにおいて、
上記スプリングは上記ボス端面と当接する当接部
が上記ボス端面に固定されていることを特徴とす
るロツカアーム。[Scope of Claim for Utility Model Registration] (1) A valve opening/closing device for an internal combustion engine comprising a rocker arm rotatably supported on a rocker shaft and a spring for fixing the position in contact with a boss end face of the rocker arm. At Rotsuka Arm,
The rocker arm is characterized in that the winding end of the spring at the abutting portion that abuts the end face of the boss is bent inward of the spring. (2) A rocker arm for opening and closing valves of an internal combustion engine, which has a rocker arm rotatably supported by a rocker shaft and a spring for fixing the position in contact with a boss end face of the rocker arm,
The spring is characterized in that the end of the winding at the contact portion that contacts the end face of the boss is wound twice in the outer circumferential direction to form an annular portion, and the annular portion is in contact with the end face of the boss. Lotsuka arm. (3) A rocker arm for opening and closing valves of an internal combustion engine, which has a rocker arm rotatably supported by a rocker shaft and a spring for fixing the position in contact with a boss end face of the rocker arm,
The rocker arm is characterized in that a contact portion of the spring that contacts the end face of the boss is fixed to the end face of the boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7177289U JPH0310002U (en) | 1989-06-20 | 1989-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7177289U JPH0310002U (en) | 1989-06-20 | 1989-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0310002U true JPH0310002U (en) | 1991-01-30 |
Family
ID=31609106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7177289U Pending JPH0310002U (en) | 1989-06-20 | 1989-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0310002U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2335878A (en) * | 1997-12-11 | 1999-10-06 | Honda Motor Co Ltd | A thread milling cutter with drilling edges |
| JP2017067094A (en) * | 2015-09-28 | 2017-04-06 | 京セラドキュメントソリューションズ株式会社 | Ratchet mechanism and image formation device with ratchet mechanism |
| JP2017223295A (en) * | 2016-06-15 | 2017-12-21 | 有限会社ベスト青梅 | Coil spring |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS646439B2 (en) * | 1982-09-08 | 1989-02-03 | Ebara Mfg | |
| JPH0212007B2 (en) * | 1983-11-29 | 1990-03-16 | Fuji Electric Co Ltd | |
| JPH0224003B2 (en) * | 1984-12-20 | 1990-05-28 | Mitsubishi Electric Corp |
-
1989
- 1989-06-20 JP JP7177289U patent/JPH0310002U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS646439B2 (en) * | 1982-09-08 | 1989-02-03 | Ebara Mfg | |
| JPH0212007B2 (en) * | 1983-11-29 | 1990-03-16 | Fuji Electric Co Ltd | |
| JPH0224003B2 (en) * | 1984-12-20 | 1990-05-28 | Mitsubishi Electric Corp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2335878A (en) * | 1997-12-11 | 1999-10-06 | Honda Motor Co Ltd | A thread milling cutter with drilling edges |
| JP2017067094A (en) * | 2015-09-28 | 2017-04-06 | 京セラドキュメントソリューションズ株式会社 | Ratchet mechanism and image formation device with ratchet mechanism |
| JP2017223295A (en) * | 2016-06-15 | 2017-12-21 | 有限会社ベスト青梅 | Coil spring |
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