JPS6093126A - Power plant - Google Patents
Power plantInfo
- Publication number
- JPS6093126A JPS6093126A JP20000983A JP20000983A JPS6093126A JP S6093126 A JPS6093126 A JP S6093126A JP 20000983 A JP20000983 A JP 20000983A JP 20000983 A JP20000983 A JP 20000983A JP S6093126 A JPS6093126 A JP S6093126A
- Authority
- JP
- Japan
- Prior art keywords
- clutch
- cylindrical case
- gear
- reduction gear
- case
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
- F02B61/02—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving cycles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transmissions By Endless Flexible Members (AREA)
- Structure Of Transmissions (AREA)
- Arrangement Of Transmissions (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明はエンジン、フラマグ、クラッチ、減速機を一体
化した。自動二輪車などの車輌に好適な動力装置に関す
るものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention integrates an engine, a flare, a clutch, and a speed reducer. The present invention relates to a power unit suitable for vehicles such as motorcycles.
（従来技術）
自動二輪車などは動力装置を小型、コンパクトにするこ
とがめられることがある。従来の動力装置では、エンジ
ンのクランク軸の両端側にフラマグ、クラッチを分けて
配列し、クラッチの回転をクランク軸と非同軸な減速機
を介して減速しているものが多い。このため動力装置全
体が大型化し、特にスクータ型の小型自動二輪車などで
は搭載しにくく車体設計工種々の制限を多く受けるとい
う問題があった。(Prior Art) In motorcycles and the like, it is sometimes desirable to make the power device small and compact. In many conventional power plants, the flare magnet and clutch are arranged separately on both ends of the engine crankshaft, and the rotation of the clutch is slowed down via a speed reducer that is not coaxial with the crankshaft. As a result, the overall size of the power unit has increased, making it difficult to mount it on small scooter-type motorcycles in particular, which is subject to various restrictions in vehicle body design.
（発明の目的）
本発明はこのような事情に鑑みなされたものであり、ス
クータなどの小型二輪車などに適する小型でコンパクト
な動力装置を提供することを目的とする。(Object of the Invention) The present invention was made in view of the above circumstances, and an object of the present invention is to provide a small and compact power unit suitable for small two-wheeled vehicles such as scooters.
（発明の構成）
本発明はこの目的達成のため、クランク軸の一端側にフ
ラマグ、クラッチ、減速機を同軸的に順次配列する一方
、これら７ラマグ、クラッチ、減速機をクランクケース
と一体化した筒状ケースで覆い、この筒状ケースの前記
クランクケースと反対の端面から出力を取り出すように
したものである。以下図示の実施例に基づき１本発明の
詳細な説明する。(Structure of the Invention) In order to achieve this object, the present invention sequentially arranges a Framag, a clutch, and a reducer coaxially on one end side of the crankshaft, and integrates these seven Framags, the clutch, and the reducer with the crankcase. It is covered with a cylindrical case, and the output is taken out from the end face of the cylindrical case opposite to the crankcase. The present invention will be described in detail below based on the illustrated embodiments.
（実施例）
第１図は本発明の一実施例を招載したヌクータ型小型自
動二輪車の側面図、第２図はその一部底面図、第３図は
動力装置および後輪駆動系の一部断面した平面図である
。これらの図で符号１０はｉ体フレームであり、左右一
対のパイプ］−２，１２の前端に固着された操向軸筒１
４には操向軸１６を介し前輪１８が（υ持され、またパ
イプ１２．１２の後部はＬ方へｖｒトってその上端に運
転シート２０がり、（ｙ ｆ；Ｊけられている。(Embodiment) Fig. 1 is a side view of a Nukuta-type small motorcycle incorporating an embodiment of the present invention, Fig. 2 is a partial bottom view thereof, and Fig. 3 is an illustration of the power unit and rear wheel drive system. FIG. 3 is a partially sectioned plan view. In these figures, the reference numeral 10 is an i-body frame, and a steering shaft cylinder 1 is fixed to the front ends of a pair of left and right pipes]-2 and 12.
4, the front wheels 18 are held (vr) through the steering shaft 16, and the rear part of the pipe 12.12 is turned in the L direction, and the driver's seat 20 is placed on the upper end thereof, and is bent (y f; J).
２２は動力装置であって１強制空冷式２サイクル単気筒
エンジン２４の片持ちクランク軸２６の一端側に、順次
フラフグ（フライホイールマグネ）−）２８．遠心式自
動クラッチ３０．遊星歯車式減速機３２が同軸に削設さ
れている。これらワラマグ２８．クラツチ３０．＃Ｉ速
機３２は略円筒状ケース３４により覆われ、この筒状ケ
ース３４はクランクケース３６に一体的に連結されてい
る。Reference numeral 22 denotes a power unit, in which a flywheel magnet (flywheel magnet) 28. Centrifugal automatic clutch 30. A planetary gear type speed reducer 32 is cut coaxially. These walla mags 28. Clutch 30. #I speed gear 32 is covered by a substantially cylindrical case 34, and this cylindrical case 34 is integrally connected to a crankcase 36.
なお第３図で３８はシリンダ、４０はピストン。In Fig. 3, 38 is a cylinder and 40 is a piston.
４２は排気ポート、４４はシリンダ３８を覆うカバーで
ある。フラフグ２８にはエンジン２４側の端面に冷却フ
ァン４６が突設され、クランクケース３６に設けた空気
取入口４８から取入れた外気を吐出口５０からカバー４
４内へ送出し、シリンダ３８を強制冷却する。クランク
ケース３６のクランク軸２６と反対の側面にはり一ド弁
５２が取付けられた蓋部材５４が取付けられ、この蓋部
材５４にクランク軸２６と反対方向にのびる吸気管に気
化器５６が接続されている。５８は吸気清浄器であって
気化器５６を覆うように形成され、その内部には２つの
吸気室６０ａ、６０ｂを画成するフィルタ６２が取付け
られている。気化器５６は一方の吸気室６０ａ内に位置
し気化器５６の吸気口はフィルタ６２を貫通して他の吸
気室６０ｂに開口している。外気は吸気室６０ａの開口
６４から入り、フィルタ６２．気化器５６．リード弁５
２を通ってクランクケース３６内へ吸入される。42 is an exhaust port, and 44 is a cover that covers the cylinder 38. A cooling fan 46 is provided protrudingly from the end face of the fluffing plug 28 on the engine 24 side, and the outside air taken in from the air intake port 48 provided in the crankcase 36 is sent to the cover 4 from the discharge port 50.
4 and forcedly cools the cylinder 38. A lid member 54 to which a gate valve 52 is attached is attached to the side of the crankcase 36 opposite to the crankshaft 26, and a carburetor 56 is connected to this lid member 54 to an intake pipe extending in the opposite direction to the crankshaft 26. ing. An intake air cleaner 58 is formed to cover the carburetor 56, and a filter 62 defining two intake chambers 60a and 60b is attached inside the cleaner. The carburetor 56 is located in one intake chamber 60a, and the intake port of the carburetor 56 passes through the filter 62 and opens into the other intake chamber 60b. Outside air enters through the opening 64 of the intake chamber 60a and enters the filter 62. Vaporizer 56. Reed valve 5
2 and is sucked into the crankcase 36.
前記沖マグ３２は、出力軸６６に固定された板６８と、
この板６８に取付けられた遊星歯車７０と、この遊星歯
車７０の外側が噛合するようケース３４内面に固定され
たリング歯車７２と、中心側が噛合するサン歯車７４と
を備え、サン歯車７４は出力軸６６に回転自在に保持さ
れると共にクラッチ３０の出力側（ドラム３０ａ側）に
固定されている。The Oki mag 32 includes a plate 68 fixed to an output shaft 66;
A planetary gear 70 is attached to the plate 68, a ring gear 72 is fixed to the inner surface of the case 34 so that the outside of the planetary gear 70 meshes with the sun gear 74, and the sun gear 74 has an output. It is rotatably held by the shaft 66 and fixed to the output side (drum 30a side) of the clutch 30.
７６は筒状ケース３４のクランクケース３６と反対の端
面に接続された連結筒、７８はこの連結筒７６内に位置
し前記出力軸６６に接続された連結軸、８０は終減速機
ケース、８２は後輪８４のハブである。ケース８０内に
は公知の傘歯車減速機８６が、またハブ８４内にはドラ
ムブレーキが内蔵されている。８７は前記排気ポート４
２に接続された排気管、８８はマフラである。76 is a connecting cylinder connected to the end surface of the cylindrical case 34 opposite to the crank case 36; 78 is a connecting shaft located within the connecting cylinder 76 and connected to the output shaft 66; 80 is a final reduction gear case; 82 is the hub of the rear wheel 84. A well-known bevel gear reducer 86 is built into the case 80, and a drum brake is built into the hub 84. 87 is the exhaust port 4
2 is an exhaust pipe connected to 2, and 88 is a muffler.
このように動力装置２２には連結筒７６、ケース８０を
介し後輪８２が取付けられ、さらにマフラ８８も一体的
に取付けられている。In this way, the rear wheel 82 is attached to the power plant 22 via the connecting tube 76 and the case 80, and the muffler 88 is also integrally attached.
動力装置２２は第１図に示すようにクランクケース３６
または筒状ケース３４に一体的に設けたブラケット９０
を介してフレーム１０のパイプ１２下方に上下揺動自在
に軸支され、緩衝ユニット９２によって支持されている
。The power unit 22 includes a crankcase 36 as shown in FIG.
Or a bracket 90 provided integrally with the cylindrical case 34
It is pivotably supported by a buffer unit 92 below the pipe 12 of the frame 10 so as to be vertically swingable.
第４図と第５図は他の実施例の平面図である。4 and 5 are plan views of other embodiments.
第４図の実施例は前記第３図の実施例における遊星歯車
式減速機３２に代えて、内歯歯車式減速機３２Ａを用い
たものである。また第５図の実施例は両持ちのクランク
軸２６Ａを用い、フラマグ路等と反対側に始動モータ１
００を設け、その回転を減速歯車１０２．一方向クラッ
チ１０４を介してクランク軸２６Ａに伝えるようにした
。なおこの第５図で１０６は気化器、１０８は吸気管で
ある。これら第４，５図では第３図との対応部分に同一
符号を付したので、その説明は繰り返さない。The embodiment shown in FIG. 4 uses an internal gear type reducer 32A in place of the planetary gear type reducer 32 in the embodiment shown in FIG. In addition, the embodiment shown in FIG. 5 uses a double-sided crankshaft 26A, and the starting motor 1 is placed on the opposite side from the flare path, etc.
00 is provided to reduce the rotation of the gear 102. The signal is transmitted to the crankshaft 26A via the one-way clutch 104. In FIG. 5, 106 is a carburetor and 108 is an intake pipe. In these FIGS. 4 and 5, parts corresponding to those in FIG. 3 are given the same reference numerals, so their description will not be repeated.
以上の実施例では遠心式の自動クラッチ３０を有するが
９本発明では９手動式、電磁式など各種のクラッチが使
用可能である。また上記実施例では出力軸６６をクラン
ク軸２６とほぼ同軸上に配したが１本発明は出力軸の方
向、出力の取出し方までも限定するものではない。Although the above embodiment has a centrifugal automatic clutch 30, various types of clutches such as a manual type and an electromagnetic type can be used in the present invention. Further, in the above embodiment, the output shaft 66 is arranged substantially coaxially with the crankshaft 26, but the present invention is not limited to the direction of the output shaft or even the method of output.
（発明の効果）
本発明は以上のようにクランク軸の一端側にフラマグ、
クラッチ、減速機を順次同軸的に配列し。(Effects of the Invention) As described above, the present invention has a flare magnet on one end side of the crankshaft.
Clutches and reducers are arranged coaxially in sequence.
これら？筒状のケースで覆ってクランクケースに一体化
し、さらにこの筒状ケースのクランクケースと反対側の
端面より出力を取出すようにしたので、動力装置を小型
かつコンパクトにまとめることができ、また車輌などに
適用した場合はその占有空間が小さく ｔ１″るので車
体設計士の自由度が増す。these? Since it is covered with a cylindrical case and integrated into the crankcase, and the output is taken out from the end of the cylindrical case opposite to the crankcase, the power unit can be made small and compact, and it can also be used for vehicles, etc. When applied to a vehicle, the occupied space is small t1'', so the degree of freedom for the body designer increases.
第１図は本発明の一実施例を適用した二輪車の側面図、
第２図はその一部底面図、第３図は動力装置および後輪
駆動系の平面図、また第４，５図は他の実施例の平面図
である。
２６．２６Ａ・・・クランク軸、２８・・・フラフグ。
３０・・・クラッチ、３２，３２Ａ・・減速機。
３４・・・ＦＡ 状ケース、３６・・・クランクケース
。
６６・・・出力軸。
特許出願人 ヤマハ発動機株式会社
代理人 弁理士 山 １） 文 雄
図面の浄書（内容に変更なし）
第１図
第乙図
手続補正書（自船
昭和５８年１１月２１日
特許庁長官 若 杉 和 夫 殿
■、車件の表示
昭和５８年特許願第２００００９号
２ 発明の名称
動 力 装 置
３、補正をする者
事件との関係 特許出願人
住所 静岡県磐田市新貝２５００番地
名 称 （ＡＯ７）ヤマハ発動機株式会社代表者 江
口 秀 人
４、代理人
住 所 東京都港区西新橋１丁目６番２１号大和銀行虎
ノ門ビル
６、補正により増加する発明の数 ０
７、補正の対象
明細書および図面
８、補正の内容
明細書および図面を浄書する。
内容についての補正はない。FIG. 1 is a side view of a two-wheeled vehicle to which an embodiment of the present invention is applied;
FIG. 2 is a partial bottom view, FIG. 3 is a plan view of the power unit and rear wheel drive system, and FIGS. 4 and 5 are plan views of other embodiments. 26.26A...Crankshaft, 28...Flufffish. 30...Clutch, 32, 32A...Reduction gear. 34...FA-like case, 36...crank case. 66...Output shaft. Patent Applicant: Yamaha Motor Co., Ltd. Agent Patent Attorney: Yama 1) Text: Engraving of the drawings (no changes to the content) Figure 1: Amendment to Figure B Procedures (Own ship: November 21, 1980, Commissioner of the Patent Office, Wakasugi) Mr. Kazuo■, Indication of vehicle property Patent Application No. 200009 of 1982 Name of invention Power device 3 Relationship with the case of the person making the amendment Patent applicant address 2500 Shingai, Iwata City, Shizuoka Prefecture Name (AO7) )Yamaha Motor Co., Ltd. Representative Jiang
Hideto Kuchi 4, Agent address: Daiwa Bank Toranomon Building 6, 1-6-21 Nishi-Shinbashi, Minato-ku, Tokyo, Number of inventions increased by amendment: 0 7, Specification subject to amendment and drawings 8, Details of contents of amendment Engrave books and drawings. There are no amendments to the content.
Claims (1)
軸的に順次配列する一方、これらフラマグ、クラッチ、
減速機をクランクケースと一体化した筒状ケースで覆い
、この筒状ケースの前記クランクケースと反゛対側の端
面から出力を取り出すことを特徴とする動力装置。On one end of the crankshaft, the flame mag, clutch, and reduction gear are arranged coaxially and sequentially, while these flame mags, clutches,
A power device characterized in that a reduction gear is covered with a cylindrical case integrated with a crankcase, and output is taken out from an end surface of the cylindrical case on the opposite side to the crankcase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20000983A JPS6093126A (en) | 1983-10-27 | 1983-10-27 | Power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20000983A JPS6093126A (en) | 1983-10-27 | 1983-10-27 | Power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6093126A true JPS6093126A (en) | 1985-05-24 |
Family
ID=16417271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20000983A Pending JPS6093126A (en) | 1983-10-27 | 1983-10-27 | Power plant |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6093126A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7946040B2 (en) | 2005-11-15 | 2011-05-24 | Husqvarna Zenoah Co., Ltd. | Chainsaw |
-
1983
- 1983-10-27 JP JP20000983A patent/JPS6093126A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7946040B2 (en) | 2005-11-15 | 2011-05-24 | Husqvarna Zenoah Co., Ltd. | Chainsaw |
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