JPH0229342U

JPH0229342U -

Info

Publication number: JPH0229342U
Application number: JP10649588U
Authority: JP
Priority date: 1988-08-11
Filing date: 1988-08-11
Publication date: 1990-02-26

Description

[Brief explanation of drawings]

第１図は本考案の一実施例が適用された内燃機
関および変速機の側断面図、第２図は同縦断面図
、第３図はオイルポンプおよびウオータポンプの
配置を示す縦断面図、第４図は同一部展開断面図
、第５図は本考案の他の実施例の側断面図、第６
図は同展開図である。１……内燃機関、２……変速機、３……シリン
ダ、４……ピストン、６……クランクシヤフト、
７……コンロツド、１９……メインシヤフト、２
３……ドリブンギヤ、４１……バランサ、４１ａ
……バランサシヤフト、４１ｂ……バランサギヤ
（動力伝達機構）、４２……ＡＣジエネレータ（
交流発電機）、４２ａ……ＡＣＧ駆動軸、４５…
…駆動ギヤ（動力伝達機構）。 FIG. 1 is a side sectional view of an internal combustion engine and a transmission to which an embodiment of the present invention is applied, FIG. 2 is a longitudinal sectional view thereof, and FIG. 3 is a longitudinal sectional view showing the arrangement of an oil pump and a water pump. Fig. 4 is a partially exploded sectional view of the same part, Fig. 5 is a side sectional view of another embodiment of the present invention, and Fig. 6 is a side sectional view of another embodiment of the present invention.
The figure is a developed view of the same. 1... Internal combustion engine, 2... Transmission, 3... Cylinder, 4... Piston, 6... Crankshaft,
7...Conrod, 19...Main shaft, 2
3... Driven gear, 41... Balancer, 41a
... Balancer shaft, 41b ... Balancer gear (power transmission mechanism), 42 ... AC generator (
AC generator), 42a...ACG drive shaft, 45...
...Drive gear (power transmission mechanism).

Claims

[Claims for Utility Model Registration] (1) A crankshaft is connected to a piston slidably provided in a cylinder via a connecting rod, and the main shaft of a transmission disposed behind the crankshaft and the The crankshaft is connected to the crankshaft by meshing a driving gear and a driven gear provided on both shafts, respectively.
A balancer drive device for an internal combustion engine in a motorcycle that drives a balancer weight by rotating in conjunction with the crankshaft, wherein a balancer gear provided on a rotating shaft of the balancer weight is meshed with the driven gear, and a balancer gear of the crankshaft is connected to the driven gear. A balancer drive device for an internal combustion engine in a motorcycle, characterized by being equipped with a buffer mechanism that absorbs rotational fluctuations. (2) A balancer drive for an internal combustion engine in a motorcycle according to claim 1, wherein a drive shaft of a generator is connected to the rotating shaft of the balance weight via a power transmission mechanism. Device. (3) An internal combustion engine for a motorcycle according to claim 1 or 2, wherein the balance weight is disposed above the main shaft and behind the cylinder. balancer drive device.