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Adjusting device of belt tension

A belt tension and adjustment device technology, applied in the direction of control devices, transmission devices, auxiliary drive devices, etc., can solve the problems of severe vibration of the tip and difficult visual observation

Inactive Publication Date: 2005-08-24
MITSUBISHI FUSO TRUCK AND BUS CORPORATION
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

According to this prior art, the pointer 110 connected to the connecting arm 8 protrudes from the connecting arm, and the rotation angle of the connecting arm can only be detected by finding the position of the tip of the pointer 110, which also vibrates violently due to the vibration of the engine ,like Figure 11 As shown, due to the existence of the actuator 32, the tip of the pointer 110 and the scale plate 111 are in a position that is difficult to observe visually

Method used

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  • Adjusting device of belt tension
  • Adjusting device of belt tension
  • Adjusting device of belt tension

Examples

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Embodiment Construction

[0037] Referring to the appended drawings showing the first to seventh embodiments Figures 1 to 8 , the engine 105, the radiator 100, the radiator fan 102, the cover 101 for covering the radiator, the alternator 103, the compressor 104 for the air conditioner, the crank pulley fixed on the crankshaft of the engine 105, fixed on The air conditioner pulley 107 on the rotary shaft of the compressor 104 of the air conditioner, the alternator pulley 4 fixed on the rotary shaft of the described alternator 103, fixed on the water pump (not shown in the figure) structure and arrangement of the water pump pulley 108, tension pulley 5, etc. The structure and arrangement of the belt 2 are consistent with Figure 10 and 11 Similar to that shown in the prior art.

[0038] In showing the first embodiment of figure 1 and figure 2 Among them, reference numeral 1 is a crankshaft pulley, 4 is an alternator pulley, 2 is a water pump pulley 108 surrounding the crankshaft pulley 1 (see att...

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PUM

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Abstract

The invention provides a belt tension regulating device of an engine for improving workability in belt replacement, by detecting a reduction amount in belt tension, early and accurately determining a time for regulating the belt tension or a time for replacing belts, and detecting a change amount of the belt tension from above or in front of the engine without cutting of the view caused by an automatic tensioner and the belt. The belt tension regulating device of an engine comprises: an accessories driving pulley connected with a clank pulley through the belt 2; a tension pulley 5 wound in the middle of the belt; and the automatic tensioner 3 in which a moving end of an actuator is connected with the tension pulley through a connection arm to change a position of a rotation center of the tension pulley and thereby to change the belt tension. An indication member attached to an moving end of the actuator, and a detection member detecting the position of the indication member are provided to determine a state of the belt tension.

Description

technical field [0001] The invention relates to a device for adjusting belt tension, which can be used for engines mounted on automobiles, etc., and the device includes an auxiliary drive pulley connected to the crankshaft pulley of the engine through a belt, and a tension pulley for adjusting the tension of the belt. , and an automatic tensioner (automatic belt tension adjuster) that adjusts belt tension by changing the position of the center of rotation of a tension pulley by means of an actuator. Background technique [0002] For belt drives that drive additional components of the engine, belt tension adjustment devices are disclosed, for example, in JP 11-82652A, JP 11-8100851A, JP 2002-323101A and JP 2003-27953A. This device has a tension pulley for adjusting the tension of the belt and an automatic tensioner (automatic belt tensioner) constructed so that the tension belt can be moved by moving the moving end of an actuator The position of the center of rotation of the...

Claims

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Application Information

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IPC IPC(8): B60K25/06F16H7/08F16H7/12
CPCF16H2007/0861F16H7/1281F16H2007/0806B65G69/00B65G65/06B65G2201/042B65G2814/03
Inventor 横山泰弘
Owner MITSUBISHI FUSO TRUCK AND BUS CORPORATION
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