JPS607354U

JPS607354U - belt tensioner

Info

Publication number: JPS607354U
Application number: JP9827783U
Authority: JP
Inventors: 平本　信男; 岡崎　秀次; 沖田　潤一
Original assignee: マツダ株式会社
Priority date: 1983-06-25
Filing date: 1983-06-25
Publication date: 1985-01-19
Also published as: JPS632684Y2

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〜第４図は本考案の第１実施例を示し、第１区は
全体正面図、第２図は要部拡大図、第３図は第２図のＺ
方向矢視図、第４図は第２図の■−■線断面図、第５図
および第６図は第２実施例を示し、第５図は第２図相当
図、第６図は第５図の要部拡大斜視図、第７図は第３実
施例を示す第６図相当図、第８図は従来例を示す縦断側
面図である。８・・・・・・クランクプーリ、１０・・・・・・カム
シャツ１〜タイミングプーリ、１１・・・・・・タイミ
ングベルト、１２・・・・・・ベルトテンショナー、１
３・・・・・・支軸、１４・・・・・・テンションプー
リ本体、１６・・・・・・コイルスプリング、１６ａ・
・・・・・巻き部、１６ｂ・・・・・・一端部、１６Ｃ
・・・・・・他端部、１８・・・・・・アジャストポル
、ト、２４．２４’　・・・・・・ストッパーボルト、
２４ａ・・・・・・折曲部、２４′　ｂ・・・・・・カ
ム部。Figures 1 to 4 show the first embodiment of the present invention, where the first section is an overall front view, Figure 2 is an enlarged view of the main parts, and Figure 3 is the Z of Figure 2.
4 is a sectional view taken along the line ■-■ of FIG. 2, FIGS. 5 and 6 show the second embodiment, FIG. 5 is a view corresponding to FIG. 2, and FIG. FIG. 5 is an enlarged perspective view of the main part, FIG. 7 is a view corresponding to FIG. 6 showing the third embodiment, and FIG. 8 is a vertical sectional side view showing the conventional example. 8... Crank pulley, 10... Cam shirt 1 to timing pulley, 11... Timing belt, 12... Belt tensioner, 1
3... Support shaft, 14... Tension pulley body, 16... Coil spring, 16a.
... Winding part, 16b ... One end part, 16C
...Other end, 18... Adjustment pole, 24.24' ... Stopper bolt,
24a...Bent part, 24'b...Cam part.

Claims

[Scope of utility model registration request]

The main body of the tension pulley is rotatably supported on a support shaft, and is in contact with the belt stretched between the boots 1 to apply tension to the belt. A belt tensioner comprising: a coil spring to which the support shaft is attached to the other extending end; and a locking member that rotates to displace the locking position of one end of the coil spring.