JPH027334U

JPH027334U -

Info

Publication number: JPH027334U
Application number: JP8442188U
Authority: JP
Priority date: 1988-06-28
Filing date: 1988-06-28
Publication date: 1990-01-18

Description

[Brief explanation of drawings]

第１図は本考案の第１実施例を示す要部の分解
図、第２図はスラストワツシヤーの側視図、第３
図は軸受ボスに対するスラストワツシヤーの配置
を示す斜視図、第４図は第２実施例を示す要部の
分解図、第５図はスラストワツシヤーと軸受ボス
の側視形状と組立縦断面図、第６図は軸受ボスに
対するスラストワツシヤーの配置を示す斜視図、
第７図は第３実施例を示す要部の分解図、第８図
はスラストワツシヤーと軸受ボスの対応関係を示
す縦断図、第９図は軸受ボスへのスラストワツシ
ヤーの配置を示す斜視図、第１０図は従来例を示
すバーチカル型内燃機関の底面図、第１１図は第
１０図の側面図、第１２図は要部の分解図、第１
３図は補助出力軸の軸受部分の正面図、第１４図
は軸受部分の側面図である。３：クランク軸、５：カム軸、９，１０：ねじ
歯車、１１：補助出力軸、１２，１３：軸受ボス
、３０，３１：スラストワツシヤー、３０ａ，３
１ａ―３０′ａ，３１′ａ―３０″ａ，３１″ａ
：廻り止め手段（爪）。 Fig. 1 is an exploded view of the main parts showing the first embodiment of the present invention, Fig. 2 is a side view of the thrust washer, and Fig. 3 is a side view of the thrust washer.
The figure is a perspective view showing the arrangement of the thrust washer with respect to the bearing boss, Figure 4 is an exploded view of the main parts showing the second embodiment, and Figure 5 is a side view shape and an assembled vertical sectional view of the thrust washer and bearing boss. , FIG. 6 is a perspective view showing the arrangement of the thrust washer relative to the bearing boss;
Fig. 7 is an exploded view of the main parts showing the third embodiment, Fig. 8 is a longitudinal sectional view showing the correspondence between the thrust washer and the bearing boss, and Fig. 9 is a perspective view showing the arrangement of the thrust washer on the bearing boss. Figure 10 is a bottom view of a vertical internal combustion engine showing a conventional example, Figure 11 is a side view of Figure 10, Figure 12 is an exploded view of the main parts,
3 is a front view of the bearing portion of the auxiliary output shaft, and FIG. 14 is a side view of the bearing portion. 3: Crankshaft, 5: Camshaft, 9, 10: Screw gear, 11: Auxiliary output shaft, 12, 13: Bearing boss, 30, 31: Thrust washer, 30a, 3
1a-30′a, 31′a-30″a, 31″a
: Rotation stopping means (claw).

Claims

[Scope of utility model registration request]

In a vertical internal combustion engine, a screw gear is provided at the lower end of a camshaft parallel to the crankshaft, and the screw gear of an auxiliary output shaft is meshed with the screw gear to take out the auxiliary output shaft. An auxiliary output shaft extraction device for a vertical internal combustion engine, characterized in that a thrust washer that receives thrust force from a gear and a means for rotating the thrust washer are formed on a bearing boss of the auxiliary output shaft.