JPS6155723U - - Google Patents

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Publication number
JPS6155723U
JPS6155723U JP13837984U JP13837984U JPS6155723U JP S6155723 U JPS6155723 U JP S6155723U JP 13837984 U JP13837984 U JP 13837984U JP 13837984 U JP13837984 U JP 13837984U JP S6155723 U JPS6155723 U JP S6155723U
Authority
JP
Japan
Prior art keywords
cam
grooves
groove
arcuate
cam groove
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
JP13837984U
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 JP13837984U priority Critical patent/JPS6155723U/ja
Publication of JPS6155723U publication Critical patent/JPS6155723U/ja
Pending legal-status Critical Current

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Description

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

第1図乃至第4図は本考案に係る多段変速機構
の作用状態を表わす図面、第5図は本考案に係る
シフト操作の説明図、第6図は従来構造のシフト
操作の説明図である。 1…カムプレート、2…ボス、3…カム溝、3
A,3B,3C…円弧状溝部、4…カム溝、4A
,4B,4C…円弧状溝部、5…副変速軸、5A
…ブラケツト、6…極低速軸、6A…ブラケツト
、7…連結杆、7a…ロツド部、7b…二又杆部
、8…連結杆、8a…ロツド部、8b…二又杆部
、9…長孔、10…長孔、11…ローラーピン、
12…ローラーピン。
1 to 4 are drawings showing the operating state of the multi-stage transmission mechanism according to the present invention, FIG. 5 is an explanatory diagram of the shift operation according to the present invention, and FIG. 6 is an explanatory diagram of the shift operation of the conventional structure. . 1...Cam plate, 2...Boss, 3...Cam groove, 3
A, 3B, 3C...Circular groove, 4...Cam groove, 4A
, 4B, 4C...Circular groove, 5...Sub-shift shaft, 5A
... Bracket, 6... Very low speed shaft, 6A... Bracket, 7... Connecting rod, 7a... Rod part, 7b... Forked rod part, 8... Connecting rod, 8a... Rod part, 8b... Forked rod part, 9... Length hole, 10...long hole, 11...roller pin,
12...Roller pin.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シフトレバーに連結させてカムプレートを回動
自在に設け、同カムプレートには複数条のカムを
設けるに、その一方のカム溝は同心円の円弧状溝
部を間に存して、その両端部には前後一対の円弧
状溝部を上記円弧状溝部に対して鈍角の傾斜角を
存してハ字状に拡開する如く連設させて形成し、
又もう一方のカム溝は半径を相違させて同心円に
形成する前後一対の円弧状溝部を両円弧状溝部に
対して鈍角の傾斜角を存して延在する円弧状溝部
によつてつなぐことにより形成し、前者のカム溝
には副変速軸に連結するロツドを、又後者のカム
溝には極低速軸に連結するロツドを夫々係合させ
るに、両カム溝の各円弧状溝部は夫々同一の回動
角を存して形成し、一方のロツドが同心円の円弧
状溝部に係合する状態において、他方のロツドは
鈍角の傾斜角を存して形成する円弧状溝部に係合
する状態にある様に設けて成るトラクタに於ける
多段変速機構。
A cam plate is rotatably connected to the shift lever, and the cam plate is provided with a plurality of cams. One of the cam grooves has a concentric arc-shaped groove between them, and a cam groove is formed at both ends of the cam plate. is formed by forming a pair of front and rear arc-shaped grooves in series so as to have an obtuse inclination angle with respect to the above-mentioned arc-shaped grooves and expand in a V-shape;
The other cam groove is formed by connecting a pair of front and rear arcuate grooves that are concentrically formed with different radii by an arcuate groove that extends at an obtuse angle with respect to both arcuate grooves. The arcuate grooves of both cam grooves are the same, so that the former cam groove engages a rod that connects to the sub-shift shaft, and the latter cam groove engages a rod that connects to an extremely low speed shaft. The two rods are formed with a rotation angle of A multi-stage transmission mechanism in a tractor that is provided in a certain manner.
JP13837984U 1984-09-12 1984-09-12 Pending JPS6155723U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13837984U JPS6155723U (en) 1984-09-12 1984-09-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13837984U JPS6155723U (en) 1984-09-12 1984-09-12

Publications (1)

Publication Number Publication Date
JPS6155723U true JPS6155723U (en) 1986-04-15

Family

ID=30696770

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13837984U Pending JPS6155723U (en) 1984-09-12 1984-09-12

Country Status (1)

Country Link
JP (1) JPS6155723U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01190599A (en) * 1987-12-07 1989-07-31 Outboard Marine Corp Marine propeller

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01190599A (en) * 1987-12-07 1989-07-31 Outboard Marine Corp Marine propeller

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