JPH0243404U - - Google Patents
Info
- Publication number
- JPH0243404U JPH0243404U JP1988121612U JP12161288U JPH0243404U JP H0243404 U JPH0243404 U JP H0243404U JP 1988121612 U JP1988121612 U JP 1988121612U JP 12161288 U JP12161288 U JP 12161288U JP H0243404 U JPH0243404 U JP H0243404U
- Authority
- JP
- Japan
- Prior art keywords
- valve lifter
- valve
- rolling bearing
- fixed block
- engaging surface
- 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
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000002265 prevention Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2307/00—Preventing the rotation of tappets
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第1〜2図は本考案の第一実施例を示しており
、第1図は斜視図、第2図は第1図のA―A断面
図、第3〜5図は本考案の第二実施例を示してお
り、第3図は板材の斜視図、第4図はこの板材を
用いて構成したバルブリフタの回転防止装置の断
面図、第5図は同平面図、第6〜9図は本考案の
第三実施例を示しており、第6図は板材の平面図
、第7図は第6図のB―B断面図、第8図はこの
板材を用いて構成したバルブリフタの回転防止装
置の部分斜視図、第9図は第8図のC―C断面図
、第10図はバルブリフタを設けたエンジンの1
例を示す部分略斜視図、第11〜12図は従来の
バルブリフタの回転防止装置の1例を示しており
、第11図は縦断側面図、第12図は第11図の
D―D断面図である。
1:クランクシヤフト、2:カムシヤフト、3
:カム、4:バルブリフタ、5:吸気弁、6:排
気弁、7:平坦面、8:エンジンブロツク、9:
軸受、10:ガイドピン、11:ガイド筒部、1
2:ヨーク、13:枢軸、14:ころ、15:転
がり軸受、16:ローラフオロア、17:板材、
18:螺子、19:取付部、20:抑え部、21
:支持部、22:板材、23:基部、24:蓋部
、25:ボルト、26:取付部、27:折り曲げ
部、28:抑え部、29:板材、30:板材素子
、31:連結部、32:突出部、33:通孔、3
4:抑え部、35:螺子。
1 to 2 show the first embodiment of the present invention, FIG. 1 is a perspective view, FIG. 3 is a perspective view of the plate material, FIG. 4 is a sectional view of a valve lifter rotation prevention device constructed using this plate material, FIG. 5 is a plan view of the same, and FIGS. 6 to 9 are diagrams. The third embodiment of the present invention is shown in which Fig. 6 is a plan view of the plate material, Fig. 7 is a sectional view taken along line BB in Fig. 6, and Fig. 8 is a rotation prevention of a valve lifter constructed using this plate material. FIG. 9 is a partial perspective view of the device, FIG. 9 is a sectional view taken along line CC in FIG. 8, and FIG.
FIGS. 11 and 12 show an example of a conventional valve lifter rotation prevention device, FIG. 11 is a vertical side view, and FIG. 12 is a cross-sectional view taken along line DD in FIG. 11. It is. 1: Crankshaft, 2: Camshaft, 3
: cam, 4: valve lifter, 5: intake valve, 6: exhaust valve, 7: flat surface, 8: engine block, 9:
Bearing, 10: Guide pin, 11: Guide cylinder part, 1
2: Yoke, 13: Pivot, 14: Roller, 15: Rolling bearing, 16: Roller follower, 17: Plate material,
18: Screw, 19: Mounting part, 20: Holding part, 21
: supporting part, 22: plate material, 23: base part, 24: lid part, 25: bolt, 26: mounting part, 27: bending part, 28: holding part, 29: plate material, 30: plate material element, 31: connecting part, 32: Projection, 33: Through hole, 3
4: Holding part, 35: Screw.
Claims (1)
での軸方向の移動に伴なつてバルブを開閉させる
バルブリフタの端部に、このバルブリフタの移動
方向に対してほぼ直角に枢軸を設け、この枢軸の
周囲に、複数の転動体を介して円筒状のローラフ
オロアを回転自在に支承した転がり軸受付バルブ
リフタの、捻り方向の回転を防止する装置であつ
て、バルブリフタの外周面の少なくとも一部を、
バルブリフタの中心軸を中心とする円弧面以外の
形状を有する係合面とし、上記固定のブロツクに
固定した板材の一部を上記係合面に近接させた、
転がり軸受付バルブリフタの回転防止装置。 A pivot is provided at the end of the valve lifter, which opens and closes the valve as it moves in the axial direction inside a cylinder hole formed in a fixed block, approximately perpendicular to the direction of movement of the valve lifter. A device for preventing rotation in a torsional direction of a rolling bearing valve lifter rotatably supporting a cylindrical roller follower via a plurality of rolling elements, the device comprising:
an engaging surface having a shape other than a circular arc surface centered on the central axis of the valve lifter, and a part of the plate fixed to the fixed block is brought close to the engaging surface;
Anti-rotation device for rolling bearing valve lifters.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988121612U JPH0243404U (en) | 1988-09-19 | 1988-09-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988121612U JPH0243404U (en) | 1988-09-19 | 1988-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0243404U true JPH0243404U (en) | 1990-03-26 |
Family
ID=31368779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988121612U Pending JPH0243404U (en) | 1988-09-19 | 1988-09-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0243404U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05240007A (en) * | 1992-02-28 | 1993-09-17 | Suzuki Motor Corp | Valve driving device for four-cycle engine |
-
1988
- 1988-09-19 JP JP1988121612U patent/JPH0243404U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05240007A (en) * | 1992-02-28 | 1993-09-17 | Suzuki Motor Corp | Valve driving device for four-cycle engine |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS6312604U (en) | ||
CA2014696A1 (en) | Dynamic valve mechanism of internal combustion engine | |
JPH0243404U (en) | ||
JPH0315761Y2 (en) | ||
JPS6329842Y2 (en) | ||
JPS6220644Y2 (en) | ||
JPS6243103U (en) | ||
JPH0475109U (en) | ||
CA2293000A1 (en) | Valve operating system in internal combustion engine | |
JPS6419008U (en) | ||
JPS6361509U (en) | ||
JPH0356807U (en) | ||
JPH0639041Y2 (en) | Rocker arm device for four-cycle engine | |
JPS6245309U (en) | ||
JPH0219806U (en) | ||
JPH01149506U (en) | ||
JPH01166703U (en) | ||
JPS62122103U (en) | ||
JPS6413203U (en) | ||
JPH0550002U (en) | Engine valve gear | |
JPS62190808U (en) | ||
JPS63191213U (en) | ||
JPS63136206U (en) | ||
JPS6210209U (en) | ||
JPH0387903U (en) |