JPH0543246Y2 - - Google Patents
Info
- Publication number
- JPH0543246Y2 JPH0543246Y2 JP1987074935U JP7493587U JPH0543246Y2 JP H0543246 Y2 JPH0543246 Y2 JP H0543246Y2 JP 1987074935 U JP1987074935 U JP 1987074935U JP 7493587 U JP7493587 U JP 7493587U JP H0543246 Y2 JPH0543246 Y2 JP H0543246Y2
- Authority
- JP
- Japan
- Prior art keywords
- rod
- lever
- output hole
- governor lever
- governor
- 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.)
- Expired - Lifetime
Links
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
【考案の詳細な説明】
＜産業上の利用分野＞
本考案は、ガソリンエンジンのガバナレバーと
スロツトルレバーとを結ぶ連接装置に関し、ガバ
ナレバーの組み付け、分解を能率良く行なうとと
もに、ガバナレバーを軽量化してその応答感度を
良好にできるものを提供する。[Detailed description of the invention] <Industrial application field> The present invention relates to a connecting device that connects the governor lever and throttle lever of a gasoline engine.The present invention is concerned with the connection device that connects the governor lever and the throttle lever of a gasoline engine. To provide something that can improve response sensitivity.
＜従来技術＞
本考案の対象となるエンジンのガバナレバー・
スロツトルレバー連接装置の基本構造は、例え
ば、第１図或いは第６図に示すように、エンジン
のガバナ１のガバナレバー２と気化器３のスロツ
トルレバー４とをロツド５で連接し、ガバナレバ
ー２の出力用孔６にロツド５の入力用折曲部７を
嵌入係合して構成した形式のものである。<Prior art> The governor lever of the engine to which the present invention is applied
The basic structure of the throttle lever connecting device is, for example, as shown in FIG. 1 or 6, the governor lever 2 of the engine governor 1 and the throttle lever 4 of the carburetor 3 are connected by a rod 5, The input bent portion 7 of the rod 5 is fitted and engaged with the output hole 6 of the rod 5.
この形式の第１の従来技術としては、ガバナレ
バー２の先端部にロツド５の径に略等しい丸い出
力孔６を、また、スロツトルレバー４にロツド５
より大径の連接孔を各々空けて、
(1) ロツド５の一端のクランク状折曲部をスロツ
トルレバー４の連接孔に嵌入係合し、
(2) ロツド５の他端側のクランク状に形成した入
力用折曲部７を斜め方向からガバナレバー２の
出力用孔６に嵌入係合し、
(3) ガバナレバー２をガバナレバー軸に外嵌して
固定する
ものがある。 The first prior art of this type includes a round output hole 6 that is approximately equal in diameter to the rod 5 at the tip of the governor lever 2, and a round output hole 6 that is approximately equal to the diameter of the rod 5 in the throttle lever 4.
(1) Fit and engage the crank-shaped bent portion at one end of the rod 5 into the connecting hole of the throttle lever 4, and (2) Connect the crank-shaped bent portion at the other end of the rod 5 to each opening. (3) The governor lever 2 is fitted and fixed onto the governor lever shaft by fitting and engaging the input bending portion 7 formed into the output hole 6 of the governor lever 2 from an oblique direction.
また、第２の従来技術としては、実公昭58−
23965号公報に示すように（第６図及び第７図
参照）、ガバナレバー２の先端部に切欠き溝１
００を形成し、この切欠き溝１００の中途部に
出力用孔６を空けるとともに、ロツド５の先端
部にクランク状の折曲部１０１を設け、
(1) ガバナレバー２をガバナレバー軸に外嵌固定
してから、
(2) ロツド５の一端のクランク状折曲部をスロツ
トルレバー４の連接孔に嵌入係合し、
(3) 上記ガバナレバー２の切欠き溝１００を押し
広げ、
(4) ロツド５の他端側のクランク状折曲部１０１
をガバナレバー２の切欠き溝１００から挿入し
て出力用孔６に係合し、
(5) ガバナレバー２の切欠き溝１００を元の状態
に閉じ戻す
ものがある。 In addition, as a second conventional technology,
As shown in Publication No. 23965 (see Figures 6 and 7), a notch groove 1 is provided at the tip of the governor lever 2.
00, and an output hole 6 is formed in the middle of this notch groove 100, and a crank-shaped bent part 101 is provided at the tip of the rod 5. (1) The governor lever 2 is externally fitted and fixed to the governor lever shaft. Then, (2) fit and engage the crank-shaped bent portion at one end of the rod 5 into the connecting hole of the throttle lever 4, (3) push out the notch 100 of the governor lever 2, and (4) tighten the rod. Crank-shaped bent portion 101 on the other end side of 5
There is one that inserts the notch groove 100 of the governor lever 2 into engagement with the output hole 6, and (5) closes the notch groove 100 of the governor lever 2 back to its original state.
さらに、第３の従来技術として、実開昭61−
76138号公報に示すように、ロツドに外嵌した抜
出し防止バネの両端にフツク部を形成し、ロツド
の端部を直角方向に折曲げてこの折曲部をガバナ
レバーやスロツトルレバーに挿入し、各レバーか
ら突出したロツドの折曲部の端部に上記フツク部
を係合したものがある。 Furthermore, as a third conventional technology,
As shown in Publication No. 76138, a hook part is formed at both ends of a pull-out prevention spring fitted onto a rod, the end of the rod is bent at right angles, and this bent part is inserted into a governor lever or a throttle lever. Some have the above-mentioned hooks engaged with the bent ends of the rods protruding from each lever.
＜考案が解決しようとする問題点＞
(1) 上記第１の従来技術では、ロツド５の折曲部
７は斜め方向からでなければガバナレバー１の
丸い出力用孔６に係合、或いは抜き外しできな
いので、メンテナンスなどのために気化器３を
取り外そうとすると、先にガバナレバー２をシ
リンダブロツクから取り外してロツド５に対し
てガバナレバー２を斜め方向に位置ずれしてや
らねばならず、ガバナレバー２に分解を必要と
する分だけ気化器３のメンテナンスが煩雑にな
る。<Problems to be solved by the invention> (1) In the first prior art, the bent portion 7 of the rod 5 cannot be engaged with or removed from the round output hole 6 of the governor lever 1 unless it is viewed diagonally. Since this is not possible, if you try to remove the carburetor 3 for maintenance etc., you must first remove the governor lever 2 from the cylinder block, shift the governor lever 2 diagonally relative to the rod 5, and then disassemble the governor lever 2. The maintenance of the vaporizer 3 becomes complicated as much as necessary.
(2) 上記第２の従来技術では、ロツド５の操作力
をガバナレバー２に切欠き溝１００の片側部分
だけで持ち応えなければならないので、ガバナ
レバー２の幅をある程度大きくとつて剛性を高
めてやる必要がある。(2) In the second prior art described above, since the operating force of the rod 5 must be supported by only one side of the notched groove 100 in the governor lever 2, the width of the governor lever 2 is increased to a certain extent to increase the rigidity. There is a need.
この結果、ガバナレバー２の重量が高くなつ
てガバナの応答感度が低下する虞れが大きい。 As a result, there is a large possibility that the weight of the governor lever 2 increases and the response sensitivity of the governor decreases.
また、ロツド５をガバナレバー２に連結する
には、ガバナレバー２の切欠溝１００を押し開
き→ロツド５を嵌入し→切欠溝１００を元に閉
じ戻す操作を要し、ロツド５の組み付け、分解
が煩雑になる。 Furthermore, in order to connect the rod 5 to the governor lever 2, it is necessary to push open the notch groove 100 of the governor lever 2 → insert the rod 5 → close the notch groove 100 back to its original position, which makes assembly and disassembly of the rod 5 complicated. become.
(3) 上記第３の従来技術では、抜出し防止バネ
は、ロツドの折曲部先端をロツドの長さ方向に
弾圧するものであり、折曲部をレバーから抜け
出さないように弾圧する作用はない。即ち、ロ
ツドがレバーから抜け出そうとすると、バネの
係合部がレバーに当たることにより、抜出しが
防止されるものである。(3) In the third prior art described above, the pull-out prevention spring presses the tip of the bent portion of the rod in the longitudinal direction of the rod, and does not have the effect of pressing the bent portion to prevent it from slipping out from the lever. . That is, when the rod tries to come out of the lever, the engagement part of the spring hits the lever, thereby preventing the rod from being pulled out.
このため、ロツド端部にはバネのフツク部を
確りと係合させる溝部等を形成しなければなら
ず、安価に実施できないうえ、太いロツドを必
要とすることから、ガバナレバーに加わる重量
が増えて応答感度が低下する問題がある。 For this reason, a groove or the like must be formed at the end of the rod to securely engage the hook of the spring, which cannot be done inexpensively and requires a thick rod, which increases the weight applied to the governor lever. There is a problem that response sensitivity decreases.
尚、従来から、ロツド５とスロツトルレバー
４とに亘つて動作吸収バネを架着してロツド５
のガタつきを防止するようにしているが、この
動作吸収バネは、あくまでもバネの長さ方向に
しか機能せず、その直交方向には働かないの
で、ロツド５に対する抜け出し防止機能は、実
際問題としてない。 Conventionally, a motion absorbing spring is attached between the rod 5 and the throttle lever 4.
However, since this motion absorbing spring only functions in the length direction of the spring and not in the orthogonal direction, the function of preventing the rod 5 from coming off is not practical as a practical matter. do not have.
本考案は、ガバナレバーの組み付け、分解を
簡便にするとともに、その重量を軽量化するこ
とを技術的課題とする。 The technical problem of the present invention is to simplify the assembly and disassembly of the governor lever and to reduce its weight.
＜問題点を解決するための手段＞
上記課題を達成するための手段を、実施例に対
応する図面に基づいて以下に説明する。<Means for Solving the Problems> Means for achieving the above problems will be described below based on drawings corresponding to embodiments.
即ち、本考案は、前記基本構造のエンジンのガ
バナレバー・スロツトルレバーの連接装置におい
て、
ロツド５の入力用折曲部７がガバナレバー２の
出力用孔６から自由に抜け出すことを防止する抜
出し防止バネ８の本体部１６，２０をロツド５に
外嵌し、
ガバナレバー２の出力用孔６の近傍に開孔１９
を穿孔して、この開孔１９に抜出し防止バネ８の
先端に形成したフツク部１８を係止し、
上記抜出し防止バネ８の本体部１６，２０とフ
ツク部１８との間に短い線状部１７を形成して、
この線状部１７の弾圧力により前記入力用折曲部
７の出力用孔６からの自由な抜け出しを防止する
ように構成し、
上記ロツド５の入力用折曲部７は、これの先端
部７ａで切り落として、一直線状に形成して、ロ
ツド５の長さ方向に対する直交方向への移動のみ
で、ガバナレバー２の出力用孔６に挿抜可能に構
成し、
このロツド５の一直線状の入力用折曲部７の折
曲り基端部７ｂから切落し先端部７ａまでの長さ
L0は、
抜出し防止バネ８の上記短い線状部１７の弾圧
力に抗して、その入力用折曲部７が出力用孔６か
ら抜け出す方向に自由に移動できる寸法よりも長
くて、
その短い線状部１７の弾圧力に抗して、入力用
折曲部７を出力用孔６から抜け出す方向に人為操
作力で移動できる寸法よりも短い寸法に設定して
構成したことを特徴とするものである。 That is, the present invention provides an engine governor lever/throttle lever connection device having the above-mentioned basic structure, with a pull-out prevention spring that prevents the input bending portion 7 of the rod 5 from freely coming out from the output hole 6 of the governor lever 2. Fit the main body parts 16 and 20 of 8 onto the rod 5, and make an opening 19 near the output hole 6 of the governor lever 2.
The hook portion 18 formed at the tip of the pull-out prevention spring 8 is locked in this opening 19, and a short linear portion is formed between the main body portions 16, 20 of the pull-out prevention spring 8 and the hook portion 18. form 17,
The elastic force of the linear portion 17 prevents the input bending portion 7 from freely coming out of the output hole 6, and the input bending portion 7 of the rod 5 is formed at the tip thereof. The rod 5 is cut off at 7a and formed into a straight line, so that it can be inserted into and removed from the output hole 6 of the governor lever 2 by simply moving the rod 5 in a direction perpendicular to the length direction. Length from the bent base end 7b of the bent portion 7 to the cut-off tip 7a
L 0 is longer than a dimension that allows the input bent portion 7 to freely move in the direction of coming out of the output hole 6 against the elastic force of the short linear portion 17 of the extraction prevention spring 8; The input bending part 7 is configured to have a dimension shorter than the dimension that allows it to be moved in the direction of coming out of the output hole 6 by human operating force against the elastic force of the short linear part 17. It is something.
＜作用＞
ガバナレバー２の組み付け方を述べると次のよ
うになる。<Function> The method of assembling the governor lever 2 will be described as follows.
(1) ガバナレバー２をガバナレバー軸に固定して
から、
(2) ロツド５の一端をスロツトルレバー４の連接
孔に嵌入係合し、
(3) 上記ロツド５の他端側の入力用折曲部７をガ
バナレバー２の出力用孔６に嵌入係合し、
(4) ロツド５の入力用折曲部７がガバナレバー２
の出力用孔６から抜け出さないように、抜出し
防止バネ８先端のフツク部１８を、ガバナレバ
ー２に穿孔した開孔１９へ係止する。(1) After fixing the governor lever 2 to the governor lever shaft, (2) Fitting and engaging one end of the rod 5 into the connecting hole of the throttle lever 4, (3) Folding the other end of the rod 5 for input. (4) The input bending portion 7 of the rod 5 is inserted into the output hole 6 of the governor lever 2 and engaged.
The hook portion 18 at the tip of the pull-out prevention spring 8 is locked into the hole 19 drilled in the governor lever 2 so that the spring 8 does not slip out from the output hole 6.
逆に、例えばメンテナンスなどのために気化器
３を取り外すときには、上記抜出し防止バネ８を
弾性変形させて、入力用折曲部７を出力用孔６か
ら抜き外し、ロツド５をガバナレバー２から取り
外すのである。 Conversely, when the carburetor 3 is removed for maintenance or the like, the pull-out prevention spring 8 is elastically deformed, the input bending portion 7 is pulled out from the output hole 6, and the rod 5 is removed from the governor lever 2. be.
また、ガバナレバー２の作動時にロツド５の入
力用折曲部７がガバナレバー２の出力用孔６から
抜け出そうとすると、上記抜出し防止バネ８の弾
圧力がロツド５の長さに直交する方向に働いて、
この抜け出しを防止するのである。 Furthermore, when the input bent portion 7 of the rod 5 tries to come out from the output hole 6 of the governor lever 2 when the governor lever 2 is actuated, the elastic force of the pull-out prevention spring 8 acts in a direction perpendicular to the length of the rod 5. hand,
This is to prevent this slippage.
＜考案の効果＞
(1) ロツドの入力用折曲部は、エンジンの振動を
受けるなどして、ガバナレバーの出力用孔から
抜ける方向へ自由に移動しようとしたときに、
抜出し防止バネの短い線状部の弾圧力で押し止
められるため、出力用孔から抜け落ちること
を、確実に防止することができる。<Effects of the invention> (1) When the input bending part of the rod tries to move freely in the direction of coming out of the output hole of the governor lever due to vibrations from the engine, etc.
Since it is held down by the elastic force of the short linear portion of the pull-out prevention spring, it is possible to reliably prevent it from falling out of the output hole.
しかも、抜出し防止バネの短い線状部の弾圧
力に抗して、ロツドを単に直交方向へ引き寄せ
るだけで、ロツドの入力用折曲部を出力用孔か
ら抜き外すことができる。これにより、ロツド
を分解するために、ガバナレバーをガバナレバ
ー軸から分解する必要を無くすことができ、そ
のロツドの分解や組付けを簡易に速やかに行え
る。 Furthermore, the input bent portion of the rod can be removed from the output hole by simply pulling the rod in the orthogonal direction against the elastic force of the short linear portion of the extraction prevention spring. This eliminates the need to disassemble the governor lever from the governor lever shaft in order to disassemble the rod, and the rod can be disassembled and assembled easily and quickly.
これにより、ガバナレバーに丸い出力用孔を
空けただけの第１従来技術に比べて、気化器の
メンテナンスなどの場合にも、ガバナレバーを
分解することなくロツドをガバナレバーに対し
て能率良く分解、組み付けできる。 This allows the rod to be disassembled and assembled to the governor lever more efficiently without disassembling the governor lever, even in the case of maintenance of the carburetor, etc., compared to the first conventional technology in which a round output hole is simply made in the governor lever. .
この結果、気化器のメンテナンスなどを簡便
に行なえる。 As a result, maintenance of the vaporizer can be easily performed.
(2) ガバナレバーの先端部に切欠き溝を形成する
第２の従来技術に比べて、出力用孔を丸く形成
できるので、ガバナレバーの幅を狭くしてこれ
を計量化し、また、第３の従来技術に比べて細
いロツドを用いることができるので、ガバナレ
バーに加わる重量を軽減でき、ガバナの応答感
度を向上できる。(2) Compared to the second conventional technique in which a notch groove is formed at the tip of the governor lever, the output hole can be formed round, so the width of the governor lever can be narrowed and this can be measured, and the third conventional technique Since a thinner rod can be used compared to the conventional technology, the weight applied to the governor lever can be reduced and the response sensitivity of the governor can be improved.
＜実施例＞
以下、本考案の実施例を図面に基づいて述べ
る。<Example> Hereinafter, an example of the present invention will be described based on the drawings.
第１図は第１実施例を示すガバナ及び気化器周
辺の要部原理図、第２図はその要部平面図であつ
て、ガソリンエンジンのシリンダブロツクにガバ
ナレバー２が支点１０を中心に揺動自在に枢支さ
れ、エンジンの吸気ポートに気化器３が取り付け
られる。 FIG. 1 is a principle diagram of the main parts around the governor and carburetor showing the first embodiment, and FIG. 2 is a plan view of the main parts, in which a governor lever 2 swings around a fulcrum 10 on a cylinder block of a gasoline engine. The carburetor 3 is freely pivoted and attached to the intake port of the engine.
そして、上記シリンダブロツクに調速レバー１
１を回動自在に枢支して、ガバナスプリングＧの
一端を前記ガバナレバー２の下端部に、また、そ
の他端部を調速レバー１１に各々連結する。 Then, the speed regulating lever 1 is attached to the above cylinder block.
1 is rotatably supported, one end of the governor spring G is connected to the lower end of the governor lever 2, and the other end is connected to the speed regulating lever 11.
ガバナ装置１２からのガバナフオースＦとがガ
バナスプリングＧの張力とをガバナレバー２の揺
動運動で均衡させてガバナ１を構成し、調速レバ
ー１１で設定したエンジンの回転数を所定に保持
するように形成する。 The governor force F from the governor device 12 balances the tension of the governor spring G with the swinging motion of the governor lever 2 to form the governor 1, and the engine rotation speed set by the governor lever 11 is maintained at a predetermined level. Form.
ロツド５の一端５ａをクランク状に屈曲してこ
れを前記気化器３のスロツトルレバー４を空けた
入力用孔１４に連結し、その他端５ｂをＬ字状に
折り曲げて入力用折曲部７とし、この折曲部７を
ガバナレバー２の上端部２ａに空けた丸い出力用
孔６に挿入して、ロツド５によりガバナレバー２
を気化器３に連接する。 One end 5a of the rod 5 is bent into a crank shape and connected to the input hole 14 in which the throttle lever 4 of the carburetor 3 is opened, and the other end 5b is bent into an L shape to connect the input bent part 7. Then, insert this bent part 7 into the round output hole 6 made in the upper end 2a of the governor lever 2, and then tighten the governor lever 2 with the rod 5.
is connected to the vaporizer 3.
上記ロツド５に沿つて、両ガバナ及びスロツト
ルレバー２，４のガタつきを防止する動作吸収バ
ネ８を支持し、その一端８ａをスロツトルレバー
４に、また、その他端８ｂをガバナレバー２の上
端部２ａに夫々連結する。 A motion absorbing spring 8 is supported along the rod 5 to prevent rattling of both the governors and the throttle levers 2 and 4. One end 8a of the spring 8 is attached to the throttle lever 4, and the other end 8b is attached to the upper end of the governor lever 2. They are respectively connected to the portions 2a.
即ち、当該動作吸収バネ８の一端側８ａを長い
線状部１５に形成し、その先端のフツク部をスロ
ツトルレバー４に引つ掛けるとともに、バネ８の
本体部である中途部をつる巻き状部１６に形成す
る。 That is, one end 8 a of the motion absorbing spring 8 is formed into a long linear portion 15 , the hook portion at the tip of which is hooked onto the throttle lever 4 , and the middle portion which is the main body of the spring 8 is formed into a helical portion 16 .
また、バネ８の他端側８ｂを短い線状部１７に
形成し（即ち、上記一端側線状部１ ５の長さを
L1とし、当該他端側線状部１７の長さをL2とす
ると、L1＞L2になる）、さらにその先端にフツク
部１８を設けて、ガバナレバー２の出力用孔６の
すぐ下方に空けた開孔１９にロツド５と同じ側か
ら引つ掛けてある。 Further, the other end side 8b of the spring 8 is formed into a short linear portion 17 (that is, the length of the one end side linear portion 15 is
L 1 and the length of the linear portion 17 at the other end is L 2 , L 1 > L 2 It is hung from the same side as the rod 5 through the hole 19 made in the hole.
この場合、バネ８のガバナレバー２の側の部位
は短線状部１７に形成されるので、フツク部１８
をガバナレバー２に引つ掛けることにより、バネ
８の長さに直交し、且つ、ガバナレバー２に近付
く方向Ａへの弾圧力が強まり、ロツド５の入力用
折曲部７がガバナレバー２の出力用孔６からＢ方
向に動いて抜け出そうとするのを防止する機能を
有し、動作吸収バネ８はロツド５の抜出し防止バ
ネをも兼ねることになる、（これに対して、既述
したように、従来の動作吸収バネはつる巻状部分
が短く、その両端の線状部がきわめて長いでの、
バネの長さ方向の収縮力によりロツド５のガタつ
きを防止する機能しか示さず、その直交方向に働
くべきロツド５の抜け出し防止機能はない）。 In this case, since the portion of the spring 8 on the side of the governor lever 2 is formed into the short linear portion 17, the hook portion 18
By hooking the rod 5 to the governor lever 2, the elastic force in the direction A that is perpendicular to the length of the spring 8 and approaching the governor lever 2 is strengthened, and the input bending portion 7 of the rod 5 engages with the output hole of the governor lever 2. The movement absorbing spring 8 also serves as a spring to prevent the rod 5 from coming out by moving in the direction B. Conventional motion absorbing springs have a short helical portion and extremely long linear portions at both ends.
It only shows the function of preventing the rod 5 from wobbling due to the contraction force in the longitudinal direction of the spring, and there is no function of preventing the rod 5 from coming off, which should work in the direction perpendicular to the contraction force.
上記ロツド５の入力用折曲部７は、これの先端
部７ａで切り落として、一直線状に形成して、ロ
ツド５の長さ方向に対する直交方向への移動のみ
で、ガバナレバー２の出力用孔６に挿抜可能に構
成し、
このロツド５の一直線状の入力用折曲部７の折
曲り基端部７ｂから切落し先端部７ａまでの長さ
L0は、
抜出し防止バネ８の上記短い線状部１７の弾圧
力に抗して、その入力用折曲部７が出力用孔６か
ら抜け出す方向に自由に移動できる寸法よりも長
くて、
その短い線状部１７の弾圧力に抗して、入力用
折曲部７を出力用孔６から抜け出す方向に人為操
作力で移動できる寸法よりも短い寸法に設定して
構成したものである。 The input bending part 7 of the rod 5 is cut off at its tip 7a to form a straight line, and the output hole of the governor lever 2 can be bent by simply moving the rod 5 in a direction perpendicular to the length direction. The length from the bent base end 7b of the linear input bending part 7 of this rod 5 to the cut-off tip 7a
L 0 is longer than a dimension that allows the input bent portion 7 to freely move in the direction of coming out of the output hole 6 against the elastic force of the short linear portion 17 of the extraction prevention spring 8; The input bending part 7 is configured to have a dimension shorter than the dimension that allows it to be moved in the direction of coming out of the output hole 6 by human operation force against the elastic force of the short linear part 17.
第３図は本考案の第２実施例を示し、専用の抜
出し防止バネ８をロツド５の折曲部７寄りに支持
したものであり、バネ８の線状部１７を短く形成
して抜け出し防止機能を高めてある。 FIG. 3 shows a second embodiment of the present invention, in which a dedicated pull-out prevention spring 8 is supported near the bent portion 7 of the rod 5, and the linear portion 17 of the spring 8 is formed short to prevent it from coming out. It has enhanced functionality.
尚、バネ８の本体部であるつる巻き部１６は、
ロツド５に巻き付けて熱処理し、その内径を収縮
させることにより、ロツド５の軸芯方向に沿つて
移動しないようにしてある。 Note that the helical portion 16, which is the main body of the spring 8, is
By wrapping it around the rod 5 and subjecting it to heat treatment to shrink its inner diameter, it is prevented from moving along the axial direction of the rod 5.
さらに、第４図及び第５図は本考案の第３実施
例を示し、抜け出し防止バネ８をつる巻きバネに
替えて板バネにしたものである。 Furthermore, FIGS. 4 and 5 show a third embodiment of the present invention, in which the slip-off prevention spring 8 is replaced with a helical spring and a plate spring.
上記板バネ８はクランク状に屈曲されて構成さ
れ、ロツド５はこの板バネ８の本体部である屈曲
部２０を串刺しにするかたちで嵌挿されるととも
に、板バネ８の先端のフツク部１８は、ロツド５
の折曲部７が出力用孔６に貫通して抜き通つた側
２１からガバナレバー２の開孔１９に引つ掛けて
ある。 The plate spring 8 is bent into a crank shape, and the rod 5 is inserted into the bent part 20, which is the main body of the plate spring 8, in a skewered manner, and the hook part 18 at the tip of the plate spring 8 is inserted. , Rod 5
The bent portion 7 penetrates through the output hole 6 and is hooked onto the opening 19 of the governor lever 2 from the side 21 thereof.
第１図〜第５図は本考案の実施例を示し、第１
図は第１実施例を示すガバナ及び気化器周辺の要
部原理図、第２図はその要部平面図、第３図は第
２実施例を示すガバナレバーの要部正面図、第４
図は第３実施例を示す第３図相当図、第５図は同
実施例を示す第２図相当図、第６図ｄ従来技術を
示す第３図相当図、第７図は同従来技術を示す第
２図相当図である。
１……ガバナ、２……ガバナレバー、３……気
化器、４……スロツトルレバー、５……ロツド、
６……２の出力用孔、７……５の入力用折曲部、
７ａ……７の切落し先端部、７ｂ……７の折曲り
基端部、L0……７の長さ、８……抜出し防止バ
ネ、１６……抜出し防止バネの本体部（つる巻き
状部）、１７……線状部、１８……フツク部、１
９……開孔、２０……抜出し防止バネの本体部
（屈曲部）。
1 to 5 show embodiments of the present invention.
The figure is a principle view of the main parts around the governor and carburetor showing the first embodiment, Fig. 2 is a plan view of the main parts, Fig. 3 is a front view of the main parts of the governor lever showing the second embodiment, and Fig. 4
The figure is a diagram equivalent to Figure 3 showing the third embodiment, Figure 5 is a diagram equivalent to Figure 2 showing the same embodiment, Figure 6 d is a diagram equivalent to Figure 3 showing the prior art, and Figure 7 is the same prior art. FIG. 2 is a diagram corresponding to FIG. 1... Governor, 2... Governor lever, 3... Carburetor, 4... Throttle lever, 5... Rod,
6...2 output hole, 7...5 input bending part,
7a... Cut off tip of 7, 7b... Bent base end of 7, L 0 ... Length of 7, 8... Pull-out prevention spring, 16... Main body of pull-out prevention spring (helical shape) part), 17... linear part, 18... hook part, 1
9...Opening hole, 20...Body part (bent part) of the extraction prevention spring.
Claims (1)
３のスロツトルレバー４とをロツド５で連接し、
ガバナレバー２の出力用孔６にロツド５の入力用
折曲部７を嵌入係合して構成したエンジンのカバ
ナレバー・スロツトルレバー連接装置において、 ロツド５の入力用折曲部７がガバナレバー２の
出力用孔６から自由に抜け出すことを防止する抜
出し防止バネ８の本体部１６，２０をロツド５に
外嵌し、 ガバナレバー２の出力用孔６の近傍に開孔１９
を穿孔して、この開孔１９に抜出し防止バネ８の
先端に形成したフツク部１８を係止し、 上記抜出し防止バネ８の本体部１６．２０とフ
ツク部１８との間に短い線状部１７を形成して、
この線状部１７の弾圧力により前記入力用折曲部
７の出力用孔６からの自由な抜け出しを防止する
ように構成し、 上記ロツド５の入力用折曲部７は、これの先端
部７ａで切り落として、一直線状に形成して、ロ
ツド５の長さ方向に対する直交方向への移動のみ
で、ガバナレバー２の出力用孔６に挿抜可能に構
成し、 このロツド５の一直線状の入力用折曲部７の折
曲り基端部７ｂから切落し先端部７ａまでの長さ
L0は、 抜出し防止バネ８の上記短い線状部１７の弾圧
力に抗して、その入力用折曲部７が出力用孔６か
ら抜け出す方向に自由に移動できる寸法よりも長
くて、 その短い線状部１７の弾圧力に抗して、入力用
折曲部７を出力用孔６から抜け出す方向に人為操
作力で移動できる寸法よりも短い寸法に設定し て構成したことを特徴とするエンジンのガバナレ
バー・スロツトルレバー連接装置。[Claims for Utility Model Registration] The governor lever 2 of the engine governor 1 and the throttle lever 4 of the carburetor 3 are connected by a rod 5,
In the engine cabana lever/throttle lever connecting device constructed by fitting and engaging the input bending part 7 of the rod 5 into the output hole 6 of the governor lever 2, the input bending part 7 of the rod 5 is connected to the output hole 6 of the governor lever 2. The main body parts 16 and 20 of the pull-out prevention spring 8 that prevents it from freely coming out from the output hole 6 are fitted onto the rod 5, and an opening 19 is formed near the output hole 6 of the governor lever 2.
The hook portion 18 formed at the tip of the pull-out prevention spring 8 is locked in this opening 19, and a short linear portion is formed between the main body portion 16, 20 of the pull-out prevention spring 8 and the hook portion 18. form 17,
The elastic force of the linear portion 17 prevents the input bending portion 7 from freely coming out of the output hole 6, and the input bending portion 7 of the rod 5 is formed at the tip thereof. The rod 5 is cut off at 7a and formed into a straight line, so that it can be inserted into and removed from the output hole 6 of the governor lever 2 by simply moving the rod 5 in a direction perpendicular to the length direction of the rod 5. Length from the bent base end 7b of the bent portion 7 to the cut-off tip 7a
L 0 is longer than the dimension that allows the input bending part 7 to freely move in the direction of coming out of the output hole 6 against the elastic force of the short linear part 17 of the extraction prevention spring 8; The input bending part 7 is configured to have a dimension shorter than the dimension that allows it to be moved in the direction of coming out of the output hole 6 by human operating force against the elastic force of the short linear part 17. Engine governor lever/throttle lever connection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987074935U JPH0543246Y2 (en) | 1987-05-18 | 1987-05-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987074935U JPH0543246Y2 (en) | 1987-05-18 | 1987-05-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63182252U JPS63182252U (en) | 1988-11-24 |
| JPH0543246Y2 true JPH0543246Y2 (en) | 1993-10-29 |
Family
ID=30920617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987074935U Expired - Lifetime JPH0543246Y2 (en) | 1987-05-18 | 1987-05-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0543246Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH072988Y2 (en) * | 1988-06-28 | 1995-01-30 | 三菱重工業株式会社 | Governor rod |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS546184Y2 (en) * | 1975-08-28 | 1979-03-22 | ||
| JPS6176138U (en) * | 1984-10-25 | 1986-05-22 |
-
1987
- 1987-05-18 JP JP1987074935U patent/JPH0543246Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63182252U (en) | 1988-11-24 |
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