JPS60162232U

JPS60162232U - Fuel injection timing adjustment device for internal combustion engines

Info

Publication number: JPS60162232U
Application number: JP5058884U
Authority: JP
Inventors: 静男半田
Original assignee: 株式会社デンソー
Priority date: 1984-04-05
Filing date: 1984-04-05
Publication date: 1985-10-28

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

[Brief explanation of drawings]

第１図乃至第３図は本考案の第１実施例を示し、第１図
は第２図中Ｉ−Ｉ線に沿う断面図、第２図は第１図中■
−■線に沿う断面図、第３図は第１図と異なる使用状態
を示す断面図である。また第４図は本考案の第２実施例
を示す断面図である。１・・・・・・タイマカバー、２・・・・・・端部壁、
３・・・・・・開孔、４・・・・・・ボス部、５，４０
・・・・・・従動ギア、７・・・・・・エンジン側の駆
動ギア、１０・・・・・ｔハブ、１１・・・・・・カム
軸、１３−−−−−−フランジ部、１６・・・・・・ス
ラストプレート、１７・・・・・・サークリップ、１８
．１８・・・・・・大円形カム、１９，１９・・・・・
・小円形カム、２０．２０・・・・・・第１のピン、２
１，２１・・・・・・フライウェイト、２２，２２・・
・・・・第２のピン、１０１・・・・・・第１のハブ外
周、１０２・・・・・・第２のハブ外周、１０３・・・
・・・第３のハブ外周、１０４・・・・・・第４のハブ
外周、１６０・・・・・・プレート開孔。1 to 3 show a first embodiment of the present invention, in which FIG. 1 is a sectional view taken along line I-I in FIG. 2, and FIG.
FIG. 3 is a cross-sectional view taken along the line -■, and is a cross-sectional view showing a usage state different from that in FIG. 1. Further, FIG. 4 is a sectional view showing a second embodiment of the present invention. 1... Timer cover, 2... End wall,
3...Opening hole, 4...Boss part, 5,40
.....Driving gear, 7.. Engine side drive gear, 10..T hub, 11.. Camshaft, 13.....Flange part. , 16... Thrust plate, 17... Circlip, 18
．． 18...Large circular cam, 19,19...
・Small circular cam, 20.20...1st pin, 2
1,21...Fly weight, 22,22...
...Second pin, 101...First hub outer circumference, 102...Second hub outer circumference, 103...
... Third hub outer circumference, 104 ... Fourth hub outer circumference, 160 ... Plate opening.

Claims

[Scope of utility model registration request]

a driven gear 5 that meshes with a driving gear 7 on the engine side at one end;
A timer cover 1 having an end wall 2 having an opening 3 in the center and having the other end open; a hub 10 disposed concentrically with the timer cover 1 and connected to a camshaft 11 of a fuel injection pump; , a flange portion 13 provided on the hub 10 and facing the end wall 2 of the timer cover 1 and fitted so that the outer peripheral surface is in sliding contact with the inner surface of the timer cover 1; 13, a large circular cam 18 rotatably fitted in a symmetrical position to each other, a small circular cam 19 rotatably and eccentrically fitted to each of these large circular cams 18, and the timer cover 1. a first pin 20 connecting the end wall 2 and the small circular cam 19; a pair of flyweights 21 housed in the timer cover and moved in the outer radial direction based on centrifugal force; and a second pin 22 connecting the large circular cam 18;
The timer cover 1 closes the open end of the timer cover 1 and receives the thrust load of the flyweight 21.
The hub 10 has a thrust plate 16 having a plate aperture 160 in the center attached to the flange portion 13, and the hub 10 has a thrust plate 16 having a plate aperture 160 in the center thereof, the hub 10 having a diameter smaller than the inner diameter of the aperture 3 in the center of the end wall 2 on both sides of the flange portion 13. The first hub outer circumference 101, the second hub outer circumference 102, and the thrust plate 16
A fuel injection timing adjustment device for an internal combustion engine, characterized in that the third hub outer circumference 103 and the fourth hub outer circumference 104 are smaller than the inner diameter of the plate opening 160 at the center of the engine.
,