JPH027307U - - Google Patents

Info

Publication number
JPH027307U
JPH027307U JP8740288U JP8740288U JPH027307U JP H027307 U JPH027307 U JP H027307U JP 8740288 U JP8740288 U JP 8740288U JP 8740288 U JP8740288 U JP 8740288U JP H027307 U JPH027307 U JP H027307U
Authority
JP
Japan
Prior art keywords
counter gear
gear
axial direction
cam
counter
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
Application number
JP8740288U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8740288U priority Critical patent/JPH027307U/ja
Publication of JPH027307U publication Critical patent/JPH027307U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一実施例を示すカムシヤフト
駆動系の概略正面図、第２図は第１図の要部を示
す一部破断した上面図、第３図はバルブの開閉タ
イミングを示すグラフである。 ４…タイミングプーリ、５，６…カムシヤフト
、７，８…カムギヤ、９…カウンタギヤ、１０…
中間軸、１１…油圧制御機構、１１ａ…ピストン
、１１ｂ…シリンダ、１１ｃ…三方弁。 Fig. 1 is a schematic front view of a camshaft drive system showing an embodiment of the present invention, Fig. 2 is a partially cutaway top view showing the main parts of Fig. 1, and Fig. 3 is a graph showing valve opening/closing timing. It is. 4...Timing pulley, 5, 6...Camshaft, 7,8...Cam gear, 9...Counter gear, 10...
Intermediate shaft, 11...hydraulic control mechanism, 11a...piston, 11b...cylinder, 11c...three-way valve.

Claims (1)

【実用新案登録請求の範囲】 吸・排気弁を駆動するカムシヤフトを、それぞ
れ別個に配設し、上記両カムシヤフトに設けたカ
ムギヤをカウンタギヤを介して互いに噛合連繋し
たものにおいて、 上記カウンタギヤおよびカムギヤを所定のねじ
れ角を有するヘリカルギヤで構成し、 上記カウンタギヤを軸方向摺動自在に支持する
中間軸にクランク軸からの動力を伝達する構成に
すると共に、 上記カウンタギヤをカムギヤに噛合した状態の
まま軸方向に移動させる制御手段を設け、 上記制御手段はエンジン低速時および高速時に
対応して上記カウンタギヤを軸方向に進退させる
ように制御することを特徴とするバルブタイミン
グ装置。[Scope of Claim for Utility Model Registration] Camshafts for driving intake and exhaust valves are arranged separately, and cam gears provided on both of the camshafts are meshed and connected to each other via a counter gear, wherein the counter gear and the cam gear are connected to each other through a counter gear. is composed of a helical gear having a predetermined helix angle, the power from the crankshaft is transmitted to an intermediate shaft that supports the counter gear slidably in the axial direction, and the counter gear is meshed with a cam gear. A valve timing device comprising: a control means for moving the counter gear in the axial direction, and the control means controls the counter gear to move forward and backward in the axial direction in response to low engine speed and high engine speed.
JP8740288U 1988-06-29 1988-06-29 Pending JPH027307U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8740288U JPH027307U (en) 1988-06-29 1988-06-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8740288U JPH027307U (en) 1988-06-29 1988-06-29

Publications (1)

Publication Number Publication Date
JPH027307U true JPH027307U (en) 1990-01-18

Family

ID=31312016

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8740288U Pending JPH027307U (en) 1988-06-29 1988-06-29

Country Status (1)

Country Link
JP (1) JPH027307U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08158824A (en) * 1994-11-30 1996-06-18 Musashi Seimitsu Ind Co Ltd Variable valve timing mechanism for internal combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08158824A (en) * 1994-11-30 1996-06-18 Musashi Seimitsu Ind Co Ltd Variable valve timing mechanism for internal combustion engine

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