JPS592911U - Engine oil pump drive structure - Google Patents

Engine oil pump drive structure

Info

Publication number
JPS592911U
JPS592911U JP9858482U JP9858482U JPS592911U JP S592911 U JPS592911 U JP S592911U JP 9858482 U JP9858482 U JP 9858482U JP 9858482 U JP9858482 U JP 9858482U JP S592911 U JPS592911 U JP S592911U
Authority
JP
Japan
Prior art keywords
crankshaft
oil pump
pump drive
engine oil
drive structure
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.)
Granted
Application number
JP9858482U
Other languages
Japanese (ja)
Other versions
JPS6220648Y2 (en
Inventor
耕一 畑村
兼坂　弘
Original Assignee
マツダ株式会社
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 by マツダ株式会社 filed Critical マツダ株式会社
Priority to JP9858482U priority Critical patent/JPS592911U/en
Publication of JPS592911U publication Critical patent/JPS592911U/en
Application granted granted Critical
Publication of JPS6220648Y2 publication Critical patent/JPS6220648Y2/ja
Granted legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図はこの考案に係るオイルポンプを適用したエンジ
ンの一部を示す縦断側面図、第２図は第１図における■
−■線に沿う断面図、第３図はクランクシャフトの端部
を示す正面図、第４図は同一部側面図、第５図は外歯歯
車の正面図、第６図は従来のオイルポンプの正面図１、
第７図は同外歯車の軸孔の摩耗変形状態を示す正面図で
ある。 ４・・・クランクシャフト、４ａ・・・端部、９・・・
外歯歯車、９ａ・・・軸孔、１５．１５・・・切欠部、
１６゜１６・・・嵌合当接面、１７．１７・・・円弧面
。 ２１２ａ３ ＼−Ｊ　　　　　　第Ｔ図Figure 1 is a vertical sectional side view showing a part of an engine to which the oil pump according to this invention is applied, and Figure 2 is a
3 is a front view showing the end of the crankshaft, 4 is a side view of the same part, 5 is a front view of the external gear, and 6 is a conventional oil pump. front view 1,
FIG. 7 is a front view showing the state of wear and deformation of the shaft hole of the external gear. 4... Crankshaft, 4a... End, 9...
External gear, 9a... shaft hole, 15.15... notch,
16°16... Fitting contact surface, 17.17... Arc surface. 212a3 \-J Figure T

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] クランクシャフト端部側面に切欠部を設けて回転力を伝
達する嵌合当接面を形成し、該クランクシャフト端部に
上記嵌合当接面と当接する面を備えた軸孔を有する外歯
歯車を嵌合固定するオイルポンフ駆ｔｆｌ構造において
、上記クランクシャフトの嵌合当接面をクランクシャフ
トの軸心に直交する断面においてクランクシャフト中心
方向に突出する円弧状面とし、かつ上記外歯歯車の軸孔
に該円弧状面と当接する円弧面を形成したことを特徴と
するエンジンのオイルポンプ駆動装置。A notch is provided on the side surface of the end of the crankshaft to form a fitting contact surface for transmitting rotational force, and an external tooth having a shaft hole in the end of the crankshaft with a surface that comes into contact with the fitting contact surface. In the oil pump drive TFL structure for fitting and fixing gears, the fitting contact surface of the crankshaft is an arcuate surface projecting toward the center of the crankshaft in a cross section perpendicular to the axis of the crankshaft, and An oil pump drive device for an engine, characterized in that a shaft hole is formed with an arcuate surface that comes into contact with the arcuate surface.
JP9858482U 1982-06-29 1982-06-29 Engine oil pump drive structure Granted JPS592911U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9858482U JPS592911U (en) 1982-06-29 1982-06-29 Engine oil pump drive structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9858482U JPS592911U (en) 1982-06-29 1982-06-29 Engine oil pump drive structure

Publications (2)

Publication Number Publication Date
JPS592911U true JPS592911U (en) 1984-01-10
JPS6220648Y2 JPS6220648Y2 (en) 1987-05-26

Family

ID=30233993

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9858482U Granted JPS592911U (en) 1982-06-29 1982-06-29 Engine oil pump drive structure

Country Status (1)

Country Link
JP (1) JPS592911U (en)

Also Published As

Publication number Publication date
JPS6220648Y2 (en) 1987-05-26

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