CN102278434B - Belt pulley mechanism and power-assisted steering pump assembly - Google Patents
Belt pulley mechanism and power-assisted steering pump assembly Download PDFInfo
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- CN102278434B CN102278434B CN2010102076914A CN201010207691A CN102278434B CN 102278434 B CN102278434 B CN 102278434B CN 2010102076914 A CN2010102076914 A CN 2010102076914A CN 201010207691 A CN201010207691 A CN 201010207691A CN 102278434 B CN102278434 B CN 102278434B
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- steering pump
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Abstract
The invention provides a belt pulley mechanism which is convenient to regulate the tension degree of a belt. The belt pulley mechanism comprises a first belt pulley, a second belt pulley and a belt, and the first belt pulley and the second belt pulley are connected through the belt in a transmission manner, wherein the belt pulley mechanism further comprises a tension bracket fixed on a mounting base. The tension bracket comprises a first sidewall, and an arc guide channel is arranged on the first sidewall; the second belt pulley comprises a mounting rack, the mounting rack is provided with a first fastening hole and a second fastening hole which are parallel to the axial direction of the second belt pulley; the first fastening bolt is used for connecting the second belt pulley to the mounting base through a first fastening hole; and the second fastening bolt can adjustably fix the second belt pulley on the tension bracket through the arc guide channel and a second fastening hole. The invention further provides a power-assisted steering pump assembly. In the belt pulley mechanism disclosed by the invention, the second belt pulley or the second belt pulley has functions of a transmission belt pulley and a tension pulley at the same time, thus the utilization rate of space is improved, and the tension degree can be regulated as required randomly.
Description
Technical field
The present invention relates to the power-assisted steering pump assembly of pulley mechanism and automobile.
Background technique
In prior art, pulley mechanism comprises the first belt pulley, the second belt pulley and belt, and the first belt pulley is connected by belt transmission with the second belt pulley.But only belt is walked around to the first belt pulley and the second belt pulley can not make belt tension usually, also just can not realize belt transmission stably.Therefore, existing pulley mechanism also comprises that usually an independent belt pulley is as Idle wheel, and belt is walked around the first belt pulley, the second belt pulley and Idle wheel setting.By the position of adjusting this Idle wheel, can realize the tensioning of belt.Thereby existing pulley mechanism needs to arrange the additional space of Idle wheel, is unfavorable for the simplified design of whole mechanism.In addition, after tightening belt, Idle wheel is fixed on that basis is installed is upper, thereby the belt tension degree that is limited by the first belt pulley, the second belt pulley and Idle wheel is unadjustable.In other words, in case belt tension can not regulate.But after using certain hour, belt can fluff, thereby needs to regulate the belt tension degree that is limited by the first belt pulley, the second belt pulley and Idle wheel, and existing pulley mechanism can't meet this requirement.
Summary of the invention
Technical problem to be solved by this invention is the convenient tensioning degree of regulating belt.
For solving the problems of the technologies described above, the invention provides a kind of convenient pulley mechanism of regulating the tensioning degree of belt, this pulley mechanism comprises the first belt pulley, the second belt pulley and belt, described the first belt pulley is connected by described belt transmission with described the second belt pulley, wherein: described pulley mechanism also comprises the tensioning support that is fixed on the installation basis, this tensioning support comprises the first side wall, on described the first side wall, is formed with arc guide barrel; Described the second belt pulley comprises scaffold, and this scaffold has the first axial fastener hole and the second fastener hole that is parallel to described the second belt pulley; The first clamping bolt is connected to described installation basis by described the first fastener hole by described the second belt pulley; The second clamping bolt can be fixed to described tensioning support by the second belt pulley adjustable ground by described arc guide barrel and described the second fastener hole.
The present invention also provides a kind of power-assisted steering pump assembly, this power-assisted steering pump assembly comprises power-assisted steering pump and is arranged on the second belt pulley on this power-assisted steering pump, this second belt pulley is in transmission connection by the first belt pulley on belt and engine crankshaft, wherein: described power-assisted steering pump assembly also comprises the tensioning support that is fixedly mounted on motor body, this tensioning support comprises the first side wall, on described the first side wall, is formed with arc guide barrel; Described power-assisted steering pump has the first axial fastener hole and the second fastener hole that is parallel to described the second belt pulley; The first clamping bolt is connected to motor body by described the first fastener hole by described power-assisted steering pump; The second clamping bolt can be fixed to described tensioning support by described power-assisted steering pump adjustable ground by described arc guide barrel and described the second fastener hole.
By technique scheme of the present invention, can, by unclamping adjusting bolt, can make the second belt pulley or the second belt pulley make belt tension around the axis pivotable of the first fastener hole.After belt tension, can make the second fastener hole again aim at arc guide barrel, after tightening belt, to fix again the second belt pulley or the second belt pulley.In other words, in the present invention, the second belt pulley or the second belt pulley have the effect of transmission pulley and Idle wheel simultaneously concurrently, have improved space availability ratio and can regulate as required at any time the tensioning degree of belt.
Other features and advantages of the present invention will partly be described in detail in embodiment subsequently.
The accompanying drawing explanation
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms the part of specification, with the specific embodiment of the present invention one, is used from explanation the present invention, but is not construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is the structural representation that shows pulley mechanism of the present invention;
Fig. 2 is the structural representation that shows power-assisted steering pump assembly of the present invention, and wherein Fig. 2 (b) is the right elevation of Fig. 2 (a);
Fig. 3 is the perspective view that shows tensioning support of the present invention;
Fig. 4 is the perspective view that shows flexible connection piece of the present invention;
Fig. 5 shows that power-assisted steering pump of the present invention and the second belt pulley are connected in the perspective view of tensioning support by being flexibly connected piece;
Fig. 6 is the perspective view that shows fixing power-assisted steering pump assembly of the present invention.
Description of reference numerals
20: the second belt pulleys of 10: the first belt pulleys
22: the second fastener holes of 21: the first fastener holes
30: belt 40: the tensioning support
41: arc guide barrel 42: through hole
43: the three fastener holes 50: be flexibly connected piece
52: the second tapped holes of 51: the first tapped holes
62: the second clamping bolts of 61: the first clamping bolts
64: the four clamping bolts of 63: the three clamping bolts
65: tensioning bolt 70: motor body
80: 81: the four fastener holes of power-assisted steering pump
82: the five fastener holes
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
Pulley mechanism of the present invention comprises the first belt pulley 10, the second belt pulley 20 and belt 30, the first belt pulley 10 and the second belt pulley 20 are in transmission connection by belt 30, wherein: described pulley mechanism also comprises the tensioning support 40 that is fixed on the installation basis, this tensioning support 40 comprises the first side wall, on the first side wall, is formed with arc guide barrel 41; The second belt pulley 20 comprises scaffold, and this scaffold has the first axial fastener hole 21 and the second fastener hole 22 that is parallel to the second belt pulley 20; The first clamping bolt 61 is connected to described installation basis by the first fastener hole 21 by the second belt pulley 20; The second clamping bolt 62 can be fixed to tensioning support 40 by the second belt pulley 20 adjustable grounds by arc guide barrel 41 and the second fastener hole 22.
Wherein, the first belt pulley 10 and tensioning support 40 can be fixed on identical installation basis.The second belt pulley 20 can use the first clamping bolt 61 to be fixed on described identical installation basis by the first fastener hole 21, and is fixed in tensioning support 40 by the second clamping bolt 62.
When needs are regulated the tensioning degree of belt 30 (while while for example pulley mechanism being installed or because belt after using a period of time 30 is loosening, regulating), at first a little loosening the second belt pulley 20 with install between basis be fixedly connected with and the second belt pulley 20 and arc guide barrel 42 between be connected, namely become flexible the first clamping bolt 61 and the second clamping bolt 62.Here, loosening only for the operation of being convenient to subsequent adjustment, it is upper that the second belt pulley 20 still is connected to described installation basis by the first clamping bolt 61, makes the second belt pulley 20 to rotate around the first clamping bolt 61.Simultaneously, the second clamping bolt 62 moves with the second belt pulley 20 along arc guide barrel 41.As shown in Figure 1, the second belt pulley 20 turns clockwise and will required strap length between the second belt pulley 20 and the first belt pulley 10 be diminished, thereby loosens belt 30; The second belt pulley 20 is rotated counterclockwise and will makes strap length required between the second belt pulley 20 and the first belt pulley 10 become large, thereby tightens up belt 30.When the tensioning degree that makes belt 30 is adjusted to required degree, as long as the first clamping bolt 61 and the second clamping bolt 62 are again tightened and can be completed adjustment operation.
Power-assisted steering pump assembly of the present invention comprises power-assisted steering pump 80 and is arranged on the second belt pulley 20 (being the drive pulley of power-assisted steering pump 80) on this power-assisted steering pump 80, this second belt pulley 20 is in transmission connection by belt 30 and the first belt pulley 10 on engine crankshaft, wherein: described power-assisted steering pump assembly also comprises the tensioning support 40 that is fixedly mounted on motor body 70, this tensioning support 40 comprises the first side wall, on described the first side wall, is formed with arc guide barrel 41; Described power-assisted steering pump 80 has the first axial fastener hole 21 and the second fastener hole 22 that is parallel to described the second belt pulley 20; The first clamping bolt 61 is connected to motor body 70 by described the first fastener hole 21 by described power-assisted steering pump 80; The second clamping bolt 62 can be fixed to described tensioning support 40 by described power-assisted steering pump 80 adjustable grounds by described arc guide barrel 41 and described the second fastener hole 22.
Similarly, when needs are regulated the tensioning degree of belt 30 (while while for example pulley mechanism being installed or because belt after using a period of time 30 is loosening, regulating), at first a little between loosening the second belt pulley 20 and motor body 70 be fixedly connected with and the second belt pulley 20 and arc guide barrel 42 between be connected, namely become flexible the first clamping bolt 61 and the second clamping bolt 62.Here, loosening only for the operation of being convenient to subsequent adjustment, it is upper that the second belt pulley 20 still is connected to described installation basis by the first clamping bolt 61, makes the second belt pulley 20 to rotate around the first clamping bolt 61.Simultaneously, the second clamping bolt 62 moves with the second belt pulley 20 along arc guide barrel 41.As shown in Figure 1, the second belt pulley 20 turns clockwise and will required strap length between the second belt pulley 20 and the first belt pulley 10 be diminished, thereby loosens belt 30; The second belt pulley 20 is rotated counterclockwise and will makes strap length required between the second belt pulley 20 and the first belt pulley 10 become large, thereby tightens up belt 30.When the tensioning degree that makes belt 30 is adjusted to required degree, as long as the first clamping bolt 61 and the second clamping bolt 62 are again tightened and can be completed adjustment operation.
Wherein, the second belt pulley 20 can be realized by variety of way around the first clamping bolt 63 rotation, manual rotation the second belt pulley 20 for example, but that this mode may cause regulating is accurate not.Therefore, preferably, described power-assisted steering pump assembly also comprises flexible connection piece 50, described flexible connection piece 50 has two mutual vertical and disjoint tapped hole 51 and 52, described tensioning support 40 also comprises second sidewall vertical with described the first side wall, on this second sidewall, have through hole 42, described two tapped holes 51 and 52 are aimed at respectively described arc guide barrel 41 and described through hole 42; Described tapped hole 51 and described the second fastener hole 22 that described the second clamping bolt 62 passes described arc guide barrel 41, the described arc guide barrel 41 of aligning successively are fixed to described tensioning support 40 by described the second belt pulley 20 adjustable grounds; The described tapped hole 52 that tensioning bolt 65 passes described through hole 42 and the described through hole 42 of aligning is connected in described flexible connection piece 50.
By this layout, can facilitate, accurately regulate the tensioning degree of belt 30.Specific operation are as follows, and equally at first loosening the first clamping bolt 61 and the second clamping bolt 62 make the second belt pulley 20 and power-assisted steering pump 80 to rotate around the first clamping bolt 61.Then rotate tensioning bolt 65.Because the second belt pulley 20 and tensioning support 40 still are connected in motor body 70, thereby are flexibly connected piece 50 and tensioning bolt 65 and form and be similar to screw nut driven mechanism.In other words, rotate tensioning bolt 65 and will make to be flexibly connected piece 50 generation Linear-movings.Thereby second belt pulley 20 with the movement that is flexibly connected piece 50, rotate, and make the second clamping bolt 62 with the second belt pulley 20 and be flexibly connected the movement of piece 50 and move along arc guide barrel 41.
Therefore, can be by along different direction rotation tensioning bolt 65, making the second belt pulley 20 clockwise or being rotated counterclockwise, to unclamp or tightening belt 30.This significantly rotation that is actually by tensioning bolt 65 causes the second belt pulley 20 that rotation by a small margin occurs, thereby can accurately control the adjusting to the second belt pulley 20 positions.
Here, it should be noted that, in the Linear-moving process that is flexibly connected piece 50, the size of arc guide barrel 41 should be able to make the first tapped hole 51 aim at all the time the notch of arc guide barrel 41, and can not be displaced to because of the Linear-moving that is flexibly connected piece 50 zone beyond this notch.Particularly, can make the aperture of the width of arc guide barrel 41 greater than the first tapped hole 51.
In order conveniently to arrange and to make the second belt pulley 20 that less rotation occur, can in a big way, regulate the tensioning degree of belt 30, preferably, described the first fastener hole 21 and described the second fastener hole 22 are symmetrical arranged with the axis of described the second belt pulley 20.As depicted in figs. 1 and 2, the first fastener hole 21 and the second fastener hole 22 are positioned at the second belt pulley Shang Xia 20 both sides.
In addition, for the ease of fixed tensioning support 40, as shown in Figure 3, tensioning support 40 also comprises the 3rd fastener hole 43, and is arranged on motor body 70 by the 3rd fastener hole 43 and the 3rd clamping bolt 63 that passes the 3rd fastener hole 43.
Because the second belt pulley 20 is arranged on power-assisted steering pump 80, while regulating the tensioning degree of belt pulley 30, the pivotable of the second belt pulley 20 can make its axial location change, and correspondingly, the position of power-assisted steering pump 80 also can change.Described power-assisted steering pump assembly also comprises the hydraulic pipe line that is connected with power-assisted steering pump 80, for making power-assisted steering pump 80 in the situation that position change and can work, preferably, this hydraulic pipe line is made by flexible material, thereby described hydraulic pipe line can be according to the change in location of power-assisted steering pump 80 and corresponding adjustment, to guarantee the normal operation of power-assisted steering pump 80.
In addition, for described power-assisted steering pump assembly more firmly is fixed on motor body 70, power-assisted steering pump 80 has the 4th fastener hole 81 of aiming at the first fastener hole 21, the 4th clamping bolt 64 passes the 4th fastener hole 81 power-assisted steering pump 80 is arranged on motor body 70, while adjusting the tensioning degree of belt 30, needs at first to unclamp the 4th clamping bolt 64.
More preferably, power-assisted steering pump 80 can also have the 5th fastener hole 82, the second clamping bolts 62 of aiming at the second fastener hole 22 and also passes the 5th fastener hole 82 power-assisted steering pump 80 adjustable grounds are fixed to tensioning support 40.By this unlikely, can regulate more steadily, easily the position of power-assisted steering pump 80 and the second belt pulley 20.
It should be noted that each the concrete technical characteristics described in above-mentioned embodiment can carry out combination in any by any suitable mode, within it falls into scope disclosed in this invention equally.In addition, between various mode of execution of the present invention, also can carry out combination in any, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned mode of execution; in technical conceive scope of the present invention; can carry out multiple simple variant to technological scheme of the present invention, these simple variant all belong to protection scope of the present invention.For example, can be as driving wheel using any one in the first belt pulley and the second belt pulley, another is as follower.
Claims (7)
1. pulley mechanism, this pulley mechanism comprises the first belt pulley (10), the second belt pulley (20) and belt (30), described the first belt pulley (10) and described the second belt pulley (20) are in transmission connection by described belt (30), it is characterized in that:
Described pulley mechanism also comprises the tensioning support (40) that is fixed on the installation basis, and this tensioning support (40) comprises the first side wall, on described the first side wall, is formed with arc guide barrel (41);
Described the second belt pulley (20) comprises scaffold, and this scaffold has axial the first fastener hole (21) and the second fastener hole (22) that is parallel to described the second belt pulley (20);
The first clamping bolt (61) is connected to described installation basis by described the first fastener hole (21) by described the second belt pulley (20);
The second clamping bolt (62) can be fixed to described tensioning support (40) by the second belt pulley (20) adjustable ground by described arc guide barrel (41) and described the second fastener hole (22);
Described pulley mechanism also comprises flexible connection piece (50), described flexible connection piece (50) has two mutual vertical and disjoint tapped holes (51,52), described tensioning support (40) also comprises second sidewall vertical with described the first side wall, on this second sidewall, has through hole (42), described two tapped holes (51,52) are aimed at respectively described arc guide barrel (41) and described through hole (42);
Described tapped hole (51) and described the second fastener hole (22) that described the second clamping bolt (62) passes described arc guide barrel (41) successively, aim at described arc guide barrel (41) are fixed to described tensioning support (40) by described the second belt pulley (20) adjustable ground;
The described tapped hole (52) that tensioning bolt (65) passes described through hole (42) and the described through hole of aligning (42) is connected in described flexible connection piece (50).
2. power-assisted steering pump assembly, this power-assisted steering pump assembly comprises power-assisted steering pump (80) and is arranged on the second belt pulley (20) on this power-assisted steering pump (80), this second belt pulley (20) is in transmission connection by belt (30) and the first belt pulley (10) on engine crankshaft, it is characterized in that:
Described power-assisted steering pump assembly also comprises the tensioning support (40) that is fixedly mounted on motor body (70), and this tensioning support (40) comprises the first side wall, on described the first side wall, is formed with arc guide barrel (41);
Described power-assisted steering pump (80) has axial the first fastener hole (21) and the second fastener hole (22) that is parallel to described the second belt pulley (20);
The first clamping bolt (61) is connected to motor body (70) by described the first fastener hole (21) by described power-assisted steering pump (80);
The second clamping bolt (62) can be fixed to described tensioning support (40) by described power-assisted steering pump (80) adjustable ground by described arc guide barrel (41) and described the second fastener hole (22), wherein:
Described power-assisted steering pump assembly also comprises flexible connection piece (50), described flexible connection piece (50) has two mutual vertical and disjoint tapped holes (51,52), described tensioning support (40) also comprises second sidewall vertical with described the first side wall, on this second sidewall, has through hole (42), described two tapped holes (51,52) are aimed at respectively described arc guide barrel (41) and described through hole (42);
Described tapped hole (51) and described the second fastener hole (22) that described the second clamping bolt (62) passes described arc guide barrel (41) successively, aim at described arc guide barrel (41) are fixed to described tensioning support (40) by described the second belt pulley (20) adjustable ground;
The described tapped hole (52) that tensioning bolt (65) passes described through hole (42) and the described through hole of aligning (42) is connected in described flexible connection piece (50).
3. power-assisted steering pump assembly according to claim 2, wherein, described the first fastener hole (21) and described the second fastener hole (22) are symmetrical arranged with the axis of described the second belt pulley (20).
4. power-assisted steering pump assembly according to claim 2, wherein, described tensioning support (40) also comprises the 3rd fastener hole (43), and is arranged on motor body (70) by the 3rd fastener hole (43) and the 3rd clamping bolt (63) that passes the 3rd fastener hole (43).
5. power-assisted steering pump assembly according to claim 2, wherein, described power-assisted steering pump assembly also comprises hydraulic pipe line, this hydraulic pipe line is made by flexible material.
6. power-assisted steering pump assembly according to claim 2, wherein, described power-assisted steering pump (80) has the 4th fastener hole (81) of aiming at described the first fastener hole (21), and the 4th clamping bolt (64) passes described the 4th fastener hole (81) power-assisted steering pump (80) is arranged on motor body (70).
7. power-assisted steering pump assembly according to claim 6, wherein, described power-assisted steering pump (80) has the 5th fastener hole (82) of aiming at described the second fastener hole (22), and described the second clamping bolt (62) also passes described the 5th fastener hole (82) described power-assisted steering pump (80) adjustable ground is fixed to described tensioning support (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102076914A CN102278434B (en) | 2010-06-13 | 2010-06-13 | Belt pulley mechanism and power-assisted steering pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102076914A CN102278434B (en) | 2010-06-13 | 2010-06-13 | Belt pulley mechanism and power-assisted steering pump assembly |
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| Publication Number | Publication Date |
|---|---|
| CN102278434A CN102278434A (en) | 2011-12-14 |
| CN102278434B true CN102278434B (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102076914A Active CN102278434B (en) | 2010-06-13 | 2010-06-13 | Belt pulley mechanism and power-assisted steering pump assembly |
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| CN (1) | CN102278434B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291697A (en) * | 2013-06-17 | 2013-09-11 | 苏州柏德纳科技有限公司 | Hole shaft mechanical connecting block |
| CN104019330A (en) * | 2014-05-30 | 2014-09-03 | 苏州柏德纳科技有限公司 | Multipurpose bracket |
| JP6465100B2 (en) * | 2016-12-13 | 2019-02-06 | トヨタ自動車株式会社 | Belt type continuously variable transmission |
| CN109131851A (en) * | 2018-09-21 | 2019-01-04 | 湖南湘晨飞机工业有限公司 | A kind of gyroplane is prewhirled clutch |
| CN109249455B (en) * | 2018-11-20 | 2023-11-10 | 无锡鸿昌精密机械有限公司 | Packaging film material fly cutter cutting mechanism |
| CN112128325B (en) * | 2020-09-04 | 2022-03-22 | 广西玉柴机器股份有限公司 | Compact adjustable belt tensioning device |
| CN117803688B (en) * | 2024-02-29 | 2024-05-28 | 中国空气动力研究与发展中心低速空气动力研究所 | Belt transmission system with active tension control function |
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| US5752892A (en) * | 1995-05-16 | 1998-05-19 | Kioritz Corporation | Driving force transmission device and portable working machine using the same |
| CN2651517Y (en) * | 2003-09-13 | 2004-10-27 | 李斌 | Tension adjuster of electric motor transmission belt |
| CN201218310Y (en) * | 2005-07-29 | 2009-04-08 | 谢夫勒两合公司 | Belt driving device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3230808B2 (en) * | 1998-10-29 | 2001-11-19 | 本田技研工業株式会社 | Belt tension adjustment jig |
| JP2002161953A (en) * | 2000-09-18 | 2002-06-07 | Nissan Motor Co Ltd | Belt-type continuously variable transmission |
| JP2004116535A (en) * | 2002-09-24 | 2004-04-15 | Kubota Corp | Sheet metal stay for belt tensioner of engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5752892A (en) * | 1995-05-16 | 1998-05-19 | Kioritz Corporation | Driving force transmission device and portable working machine using the same |
| CN2651517Y (en) * | 2003-09-13 | 2004-10-27 | 李斌 | Tension adjuster of electric motor transmission belt |
| CN201218310Y (en) * | 2005-07-29 | 2009-04-08 | 谢夫勒两合公司 | Belt driving device |
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