CN104773256B - Front chain mover - Google Patents
Front chain mover Download PDFInfo
- Publication number
- CN104773256B CN104773256B CN201410196790.5A CN201410196790A CN104773256B CN 104773256 B CN104773256 B CN 104773256B CN 201410196790 A CN201410196790 A CN 201410196790A CN 104773256 B CN104773256 B CN 104773256B
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- CN
- China
- Prior art keywords
- connecting rod
- link
- fixing component
- front chain
- relative
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
- B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
- B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
- B62M9/12—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like the chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
- B62M9/131—Front derailleurs
- B62M9/134—Mechanisms for shifting laterally
- B62M9/1342—Mechanisms for shifting laterally characterised by the linkage mechanisms
Abstract
A kind of front chain mover, consists essentially of fixing component, movable link, follower link and first connecting rod.Fixing component is configured to be fixed to cycle frame.Movable link can be movably supported by relative to fixing component.Follower link is operatively coupled to movable link.Movable link can be removably connected to fixing component by first connecting rod, and can adjustably be connected to follower link by fixed structure in fixed position, to establish fixed static position of the movable link relative to fixing component.
Description
The cross reference of related application
The application is the U.S. Patent application No.13/705,381 submitted on December 5th, 2012 continuation application.The U.S. is special
Profit application No.13/304,336 complete disclosure is incorporated herein by reference herein.
Technical field
Present invention relates in general to a kind of front chain mover for bicycle.More particularly it relates to a kind of tool
There is the front chain mover for the movable link that can be moved relative to fixing component, the wherein resting position of movable link can be relative to
Fixing component is adjusted.
Background technology
In general, front chain mover is adjacent on cycle frame with preceding chain link, to cause chain in preceding chain link
Between laterally speed change.Front chain mover includes fixation or the base member that can not be movably fixed on cycle frame.Before
Derailleur also includes the movable link or fairleader that can be movably supported relative to fixing component so that fairleader is at least two
Moved between individual lateral shift position, so that chain speed change between preceding chain link.Generally, join between fixing component and fairleader
Linkage member is connected to, so as to movably support fairleader.Fairleader generally has a pair of cage type guide plates or guide plate, cage
Formula guide plate or guide plate are arranged as selective contacting with preceding sprocket wheel and chain is moved between preceding chain link.Cage type guide plate is led
To plate shape into the lateral side in the chain cage portion of fairleader.
The content of the invention
Generally, the present invention relates to a kind of front chain mover.In a feature, a kind of front chain mover has movable link,
The fixed static position of wherein movable link is adjustable.
In view of the state of prior art is there is provided a kind of front chain mover, its consist essentially of fixing component, movable link,
Follower link and first connecting rod.Fixing component is configured to be fixed to cycle frame.Movable link is relative to fixing component energy
It is enough to be movably supported by.Follower link is operatively coupled to movable link.First connecting rod can movably connect movable link
Fixing component is connected to, and follower link can be adjustably connected to by fixed structure in fixed position, to establish movable link
Relative to the fixed static position of fixing component.
According to the second aspect of the invention, it is configured to according to the front chain mover of first aspect, first connecting rod and follower link
It is pivotally mounted on around single pivot axis in fixing component.
According to the third aspect of the invention we, it is configured to according to the front chain mover of second aspect, fixed structure abuts driven company
The relative circumferential on pivot axis of bar is towards side, to establish the fixed static position of movable link.
According to the fourth aspect of the invention, it is configured to according to the front chain mover of first aspect, fixed structure includes：First spiral shell
In bolt, one be screwed in first connecting rod and follower link and abut another in first connecting rod and follower link；With
Two bolts, one in first connecting rod and follower link upper and be screwed in movable abutting member, when the second bolt around
When the rotation of its screw axis, thread spindle of the movable abutting member along the second bolt is axially moved, and abuts the first company
Another in bar and follower link.
According to the fifth aspect of the invention, it is configured to according to the front chain mover of fourth aspect, first connecting rod and follower link
In another include the first inclined contact surface inclined relative to screw axis, and movable abutting member includes second and tilted
Contact surface, its relative to screw axis tilt in order to direction and contact the first inclined contact surface, with prevent first connecting rod and from
Another motion in dynamic connecting rod.
According to the sixth aspect of the invention, it is configured to according to the front chain mover of fourth aspect, the first bolt is screwed to the first company
In bar and abut follower link, the second bolt is arranged on first connecting rod and movable abutting member abuts follower link.
According to the seventh aspect of the invention, according to the 6th aspect front chain mover be configured to, follower link include relative to
Inclined first inclined contact surface of screw axis, and movable abutting member includes the second inclined contact surface, it is relative to screwing
Axis is tilted in order to the first inclined contact surface of direction and contact, to prevent follower link from moving.
According to the eighth aspect of the invention, it is configured to according to the front chain mover of first aspect, fixed structure includes positioning structure
Part, it is inserted into first connecting rod and follower link, in order to can adjustably position first connecting rod relative to follower link.
According to the ninth aspect of the invention, it is configured to according to the front chain mover of eighth aspect, first connecting rod and follower link
Be pivotally mounted on around single pivot axis in fixing component, and align member by first connecting rod relative to follower link energy
It is enough adjustably to be positioned around single pivot axis.
According to the tenth aspect of the invention, it is configured to according to the front chain mover of the 9th aspect, first connecting rod and follower link
In one include screwed hole, and first connecting rod and follower link in another include receptacle.Align member includes twisting
The axle portion of threaded portion and configuration in receptacle into screwed hole.
According to the eleventh aspect of the invention, it is configured to according to the front chain mover of the tenth aspect, receptacle is when fixed structure
Along the elongated slot extended relative to the inwardly or outwardly direction of cycle frame when part is fixed to cycle frame.
According to the twelfth aspect of the invention, it is configured to according to the front chain mover of the tenth one side, axle portion has and screw thread
The central axis of the central axis biasing in portion.
According to the thirteenth aspect of the invention, it is configured to according to the front chain mover of the tenth aspect, includes the first of receptacle
Connecting rod and follower link also include at least one additional receptacle.When fixing component is fixed to cycle frame, receptacle edge
The inwardly or outwardly direction arrangement relative to cycle frame.Axle portion is configured to optionally configure one in receptacle
In.
According to the fourteenth aspect of the invention, it is configured to according to the front chain mover of the tenth aspect, fixed structure includes fastening
Component, the fastening member is configured to fastening thread portion to prevent threaded portion from loosening relative to screwed hole.
According to the fifteenth aspect of the invention, it is configured to according to the front chain mover of first aspect, fixing component includes matrix
Component and motor unit, motor unit have the output shaft for being operatively coupled to follower link.
According to the sixteenth aspect of the invention, also included that movable link can be moved according to the front chain mover of first aspect
Ground is connected to the second connecting rod of fixing component.
According to the seventeenth aspect of the invention, it is configured to according to the front chain mover of the 16th aspect, first connecting rod and second
Connecting rod is pivotally connected to fixing component and movable link, and movable link includes chain cage portion.
According to the eighteenth aspect of the invention, it is configured to according to the front chain mover of the 17th aspect, first connecting rod configuration exists
Between chain cage portion and second connecting rod.
According to the detailed description of preferred embodiment for disclosing front chain mover below in conjunction with the accompanying drawings, those skilled in the art will be clear
Other purposes, feature, aspect and the advantage of front chain mover disclosed in Chu.
Brief description of the drawings
With reference now to accompanying drawing, it forms the original disclosed part：
Fig. 1 is three-dimensional for the partial side of a part for the cycle frame with the front chain mover according to first embodiment
Figure；
Fig. 2 is the front perspective view of the front chain mover shown in Fig. 1, simply wherein eliminates drive link mechanism cover to show
Drive link mechanism；
Fig. 3 is the exterior perspective view of the selected part of the front chain mover shown in Fig. 1；
Fig. 4 is the front view of the selected part of the front chain mover shown in Fig. 3；
Fig. 5 is fixing component, first connecting rod and the second connecting rod of front chain mover and facing upward for fixed structure shown in Fig. 1
Parallax stereogram；
Fig. 6 be fixing component shown in Fig. 5, first connecting rod and second connecting rod and fixed structure another look up it is vertical
Body figure；
Fig. 7 is the exterior perspective view of the selected part of the front chain mover shown in Fig. 1；
Fig. 8 is another exterior perspective view of the selected part of the front chain mover shown in Fig. 1；
Fig. 9 is the front view of the selected part of the front chain mover shown in Fig. 7；
Figure 10 is the face upwarding stereogram of the selected part of the front chain mover shown in Fig. 7 and Fig. 9；
Figure 11 is another face upwarding stereogram of the selected part of the front chain mover shown in Fig. 7, Fig. 9 and Figure 10；
Figure 12 is another exterior perspective view of the selected part of the front chain mover shown in Fig. 1；
Figure 13 is the front view of the selected part of the front chain mover shown in Figure 12；
Figure 14 is the face upwarding stereogram of the selected part of the front chain mover shown in Figure 12 and Figure 13；
Figure 15 is another face upwarding stereogram of the selected part of the front chain mover shown in Figure 12, Figure 13 and Figure 14；
Figure 16 is three-dimensional for the partial side of a part for the cycle frame with the front chain mover according to second embodiment
Figure；
Figure 17 is the front perspective view of the front chain mover shown in Figure 16, simply wherein eliminates drive link mechanism cover, with
Drive link mechanism is shown；
Figure 18 is the exterior perspective view of the selected part of the front chain mover shown in Figure 16；
Figure 19 is the front view of the selected part of the front chain mover shown in Figure 18；
Figure 20 is the interior views of the selected part of the front chain mover shown in Figure 18 and Figure 19；
Figure 21 is the perspective interior view of the selected part of the front chain mover shown in Figure 18 to Figure 20, wherein fixing component the past
The first connecting rod and follower link of derailleur are decomposed；
Figure 22 is the stereogram of the selected part of the front chain mover shown in Figure 16, wherein fixing component from front chain mover the
One connecting rod and follower link are decomposed；
Figure 23 is the stereogram of the align member of the fixed structure for the front chain mover shown in Figure 16；
Figure 24 is the end-view of the align member of the fixed structure for the front chain mover shown in Figure 16；
Figure 25 is the enlarged partial view of the fixed structure, first connecting rod and follower link of the front chain mover shown in Figure 16,
Wherein first connecting rod is in first position；
Figure 26 is the enlarged partial view of the fixed structure, first connecting rod and follower link of the front chain mover shown in Figure 16,
Wherein first connecting rod is in the second place；
Figure 27 is the enlarged partial view of the fixed structure, first connecting rod and follower link of the front chain mover shown in Figure 16,
Wherein first connecting rod is in the 3rd position；
Figure 28 is the enlarged partial view for the replacement fixed structure being used together with first connecting rod and change follower link, its
Middle first connecting rod is in first position；
Figure 29 is to substitute fixed structure, first connecting rod and the enlarged partial view for changing follower link shown in Figure 28, its
Middle first connecting rod is in the second place；And
Figure 30 is fixed structure, first connecting rod and the enlarged partial view for changing follower link shown in Figure 28 and Figure 29,
Wherein first connecting rod is in the 3rd position.
Embodiment
Selected embodiment is illustrated referring now to accompanying drawing.From the present invention it will be apparent to one skilled in the art that
The description of the following examples is merely provided for illustrating, rather than in order to limit the invention, the present invention is by appended right
It is required that and its equivalent restriction.
With reference first to Fig. 1, one of the cycle frame 10 with the front chain mover 12 according to one embodiment is shown
Point.Front chain mover 12 consists essentially of fixing component 14, movable link 16（Such as fairleader）And bearing connecting rod mechanism 18.In figure
In the embodiment shown, front chain mover 12 also includes fixed structure 20, and it is operatively coupled to bearing connecting rod mechanism 18 to establish
Fixed static position of the movable link 16 relative to fixing component 14.Fixed structure 20 be configured to provide for movable link 16 relative to
The fixed static position of fixing component 14 laterally direction L regulation.
As shown in figure 1, fixing component 14 is configured to be affixed directly to cycle frame 10 by radial type Fixture for tube of seat 22（For example
Seat pipe）.Therefore, fixing component 14 constitutes the installs fixture for being supported on front chain mover 12 on cycle frame 10.In figure
In the embodiment shown, Fixture for tube of seat 22 is preferably by bolt（It is not shown）Dismantled from fixing component 14.However, as needed
And/or expect, fixing component 14 can have other kinds of attachment structure.Movable link 16 is relative by bearing connecting rod mechanism 18
Can movably be supported in fixing component 14, so as to movable link 16 can relative to cycle frame 10 vertical central plane
Laterally direction L is moved P.
As shown in Fig. 2 in the illustrated embodiment, fixing component 14 includes base member 24 and electric motor unit 26.
Electric motor unit 26 is fixedly mounted on base member 24.Electric motor unit 26 is operatively connectable to bearing connecting rod machine
Structure 18, for laterally moving movable link 16 relative to fixing component 14.Electric motor unit 26 includes electronic reversible motor,
It is via electric wire（It is not shown）It is electrically coupled to remote power supply such as battery（It is not shown）And/or generator（It is not shown）.Replace
Dai Di, electric motor unit 26 can be provided with rechargeable battery（It is not shown）.
As shown in Fig. 2 electric motor unit 26 includes output shaft 26a, it is used to drive bearing connecting rod mechanism 18 with relative
Movable link 16 is laterally moved in fixing component 14.In the illustrated embodiment, drive link mechanism 28 connects output shaft 26a
It is connected to bearing connecting rod mechanism 18.Therefore, movable link 16 is laterally moved by the operation of motor unit 26, and this connects driving
Linkage 28 is moved, and drive link mechanism 28 then moves bearing connecting rod mechanism 18.When performing chain variable speed operation, motor
The motor of unit 26 is by user's operation equipment（It is not shown）Operation, carrys out the output shaft 26a of rotation motor unit 26.Depending on defeated
Shaft 26a direction of rotation, motor will be such that movable link 16 is moved towards or away from cycle frame 10.
Although the front chain mover 12 of diagram embodiment is electronic front chain mover, those skilled in the art is from the present invention
It will be clear that, if it is desired to, then bearing connecting rod mechanism 18 can be by drag-line（Such as wire digging line）Operation.In other words, ability
The technical staff in domain will be clear that the electric motor unit 26 of front chain mover 12 could alternatively be cable operation dress from the present invention
Put.Therefore, motor unit 26 and drive link mechanism 28 are will not be discussed in herein.
With reference to Fig. 3 and Fig. 4, movable link 16 consists essentially of inner panel 16a, outside plate 16b, upper connecting elements 16c and lower company
Connection member 16d.Inner panel 16a and outside plate 16b are laterally spaced apart, and are connected to each other on top by upper connecting elements 16c, in bottom
It is connected to each other by lower connecting elements 16d, to limit chain cage portion 30.Chain is pushed up to by inner panel 16a during operation is accelerated
On larger chain link.Chain is pushed inwardly on smaller chain link by outside plate 16b during deceleration-operation.
As shown in Figure 2 and Figure 4, bearing connecting rod mechanism 18 includes movable link 16 can be removably connected to fixing component
14 first connecting rod 42.In the illustrated embodiment, bearing connecting rod mechanism 18 also includes movably connecting movable link 16
It is connected to the second connecting rod 44 of fixing component 14.First connecting rod 42 and second connecting rod 44 are pivotally connected to fixing component 14 and movable
Component 16 is to limit quadric chain.As shown in figure 4, first connecting rod 42 is configured between chain cage portion 30 and second connecting rod 44.
Therefore, in the illustrated embodiment, first connecting rod 42 constitutes the outside connecting rod of front chain mover 12, and second connecting rod 44 constitutes front derailleur
The inside connecting rod of device 12.Although movable link 16 is supported into fixing component 14, the technology of this area using two connecting rods
Personnel will be clear that bearing connecting rod mechanism 18 can only have single bearing connecting rod or can have more than two from the present invention
Bearing connecting rod.
As shown in Fig. 2 follower link 46 interconnects bearing connecting rod mechanism 18 with drive link mechanism 28.Specifically,
Follower link 46 is connected to drive link mechanism 28 by connecting pin 48.Therefore, the output shaft 26a of electric motor unit 26 is by driving
Linkage 28 is operatively coupled to follower link 46, and movable link is laterally moved with the operation in response to motor unit 26
16。
In the illustrated embodiment, as shown in Figure 2, Figure 5 and Figure 6, first connecting rod 42 is wide H-shaped connecting rod, and it has by one
Pivotal pin 50 is pivotally coupled to respectively a pair first of base member 24（On）End and distinguish pivot by a pair of pivotal pins 52
It is connected to turning a pair second of movable link 16（Under）End.Second connecting rod 44 has is pivotally coupled to base by pivotal pin 54
The first of body component 24（On）End and it is pivotally coupled to the second of movable link 16 by pivotal pin 56（Under）End.It is driven
Connecting rod 46 is pivotally coupled to base member 24 by an above pivotal pin 50.Therefore, as shown in figure 4, first connecting rod 42 and from
Dynamic connecting rod 46 is pivotally mounted in fixing component 14 around the single pivot axis P 1 limited by pivotal pin 50.
Now, mainly fixed structure 20 will be discussed in more detail with reference to Fig. 4 to Figure 15.Substantially, fixed structure 20 is fixed
First connecting rod 42 relative to the base member 24 of fixing component 14 relative position, to establish movable link 16 relative to fixed structure
The fixed static position of part 14.More specifically, fixed structure 20 can adjustably connect first connecting rod 42 in fixed position
To follower link 46.Therefore, follower link 46 is operatively coupled to movable link 16 by fixed structure 20 and first connecting rod 42,
So as to by driving force（Thrust or pulling force）First connecting rod 42 is delivered to from follower link 46.In this way, follower link is worked as
46 in response to electric motor unit 26 operation around pivotal axis P1 pivot when, movable link 16 is laterally moved.
As best shown in Fig. 6, Figure 11 and Figure 13 to Figure 15, fixed structure 20 consists essentially of the first bolt 60, the second spiral shell
Bolt 62 and movable abutting member 64.First bolt 60, the second bolt 62 and movable abutting member 64 are combined together, with selectivity
Ground maintains first connecting rod 42 relative to the expectation relative position of follower link 46.First bolt 60 has thread spindle 60a, in screw thread
The tool engaging structures 60b of axle 60a one end and the other end in thread spindle 60a bearing surface 60c.Second bolt 62 has
There is the thread spindle 62a and tool engaging structures 62b in thread spindle 60a one end.Movable abutting member 64 have screwed hole 64a and
Inclined contact surface 64b.
In the illustrated embodiment, as shown in Figure 7 and Figure 8, the first bolt 60 is screwed to the screwed hole 42a of first connecting rod 42
In.As best shown in Fig. 11, the second bolt 62 is supported on first connecting rod 42 by a pair of construction openings 42b and 42c.Such as Figure 11,
Shown in Figure 14 and Figure 15, movable abutting member 64 is screwed on the thread spindle 62a of the second bolt 62.Second bolt 62 is by movably supporting
Connection member 64 is arranged on first connecting rod 42.More specifically, movable abutting member 64 is located at the recess 42d of first connecting rod 42
（Figure 11）In, and the second bolt 62 is screwed in the screwed hole 64a of movable abutting member 64, so that the second bolt 62 is maintained at
On one connecting rod 42.And the lower surface 64c contact first connecting rods 42 of abutting member 64, to be prevented when rotating the second bolt 62
Movable abutting member 64 rotates relative to first connecting rod 42.Moreover, when rotating the second bolt 62, inclined contact surface 64b is recessed
Moved in portion 42d and contact follower link 46, as discussed below, so that follower link 46 is in an above pivotal pin
Pivoted on 50.
As shown in Figures 4 to 6, alternatively, fixed structure 20 also includes The lid component 66, and it is partially screened by the first bolt
60th, the second bolt 62 and movable abutting member 64.The lid component 66 is fixed to first connecting rod 42, the first bolt 60 by the first bolt 60
It is screwed in the screwed hole 66a of The lid component 66.The lid component 66 has the hole alignd with the tool engaging structures 62b of the second bolt 62
66b。
Although in the illustrated embodiment fixed structure 20 be arranged on first connecting rod 42 on, those skilled in the art from
The present invention it will be clear that, if necessary to and/or expect, then fixed structure 20 may be mounted in follower link 46.In other words,
First bolt 60 may be screwed to any one in first connecting rod 42 and follower link 46 in, and abut first connecting rod 42 and driven
Another in connecting rod 46.Second bolt 62 will be installed on one in first connecting rod 42 and follower link 46, its
In movable abutting member 64 abut in first connecting rod 42 and follower link 46 it is described another.In both cases, can
The relative position of first connecting rod 42 and follower link 46 is easily adjusted, to set the fixed static position of movable link 16.
In the illustrated embodiment, as shown in Figure 7 and Figure 8, the first bolt 60 is screwed to the screwed hole 42a of first connecting rod 42
In, and the second bolt 62 is on first connecting rod 42.As best shown in Figure 14 and Figure 15, the bearing surface of the first bolt 60
60c abuts follower link 46, and movable abutting member 64 abuts follower link 46.In other words, the first of fixed structure 20
Bolt 60 and movable abutting member 64 abut the relative circumferential on pivot axis P 1 of follower link 46 towards side, to establish
The fixed static position of movable link 16.
As shown in figure 9, the first bolt 60 and the second bolt 62 are arranged on first connecting rod 42, so that the first bolt 60 has
Longitudinal screw axis A1, it is vertically arranged relative to longitudinal screw axis A2 of the second bolt 62.As shown in Figure 11 and Figure 14,
Movable abutting member 64 is screwed in the screw spindle part of the second bolt 62.In other words, the thread spindle of the second bolt 62 is screwed to movably
In abutting member 64.Therefore, when rotating the second bolt 62 around screw axis A2（Fig. 9）, movable abutting member 64 is along
The thread spindle 62a of two bolts 62 is axially moved, and when rotating the second bolt 62 around screw axis A2, movably abuts structure
Part 64 abut in first connecting rod 42 and movable abutting member 64 it is described another.
Specifically, as shown in Figure 12 to Figure 15, follower link 46 includes projecting part 70, and it is clipped in the first bolt 60 and can
Between dynamic abutting member 64.By rotating the first bolt 60 and the second bolt 62, first connecting rod 42 can be adjusted relative to driven
The position of connecting rod 46, as described below, to adjust fixed static position of the movable link 16 relative to fixing component 14
Put.The projecting part 70 of follower link 46 includes bearing surface 70a and inclined contact surface 70b.The bearing surface 60c of first bolt 60 connects
The bearing surface 70a of follower link 46 is touched, to prevent that follower link 46 is around pivotal axis when the forward observation from front chain mover 12
Line P1 is moved clockwise（It is i.e. as shown in Figure 4）.On the other hand, the inclined contact surface 64b of movable abutting member 64 connects
Touch inclined contact surface 70b, with prevent when the forward observation from front chain mover 12 follower link 46 around pivot axis P 1 along
Counterclockwise move（It is i.e. as shown in Figure 4）.Inclined contact surface 70b is tilted relative to the screw axis A2 of the second bolt 62.Can
The inclined contact surface 64b of dynamic abutting member 64 is tilted relative to the screw axis A2 of the second bolt 62, in order to towards and connect
Inclined contact surface 70b is touched, to prevent follower link 46 from being moved around pivot axis P 1 along counter clockwise direction, as shown in Figure 4.
In the embodiment, the first inclined contact surface that inclined contact surface 70b corresponds in following technical scheme, and inclined contact surface
The second inclined contact surface that 64b corresponds in following technical scheme：Fixed structure includes：First bolt, be screwed to first connecting rod and
In one in follower link and abut another in first connecting rod and follower link；With the second bolt, installed in first
One in connecting rod and follower link is upper and is screwed in movable abutting member, when the second bolt is rotated around its screw axis
When, thread spindle of the movable abutting member along the second bolt is axially moved, and is abutted in first connecting rod and follower link
Another；Another in first connecting rod and follower link includes the first inclined contact surface inclined relative to screw axis, and
And movable abutting member includes the second inclined contact surface, it is tilted in order to which direction is tilted with contact first relative to screw axis
Contact surface, to prevent another motion in first connecting rod and follower link；Follower link includes tilting relative to screw axis
The first inclined contact surface, and movable abutting member includes the second inclined contact surface, its relative to screw axis tilt so as to
In the first inclined contact surface of direction and contact, to prevent follower link from moving.
Now, it will discuss and adjust now（Setting）One of movable link 16 relative to the fixed static position of fixing component 14
The method of kind.Certainly, the order of some steps can change as needed and/or desired below.First, the first bolt 60 is screwed to
In the screwed hole 42a of first connecting rod 42.Next, second bolt 62 is installed into first connecting rod 42 using movable abutting member 64
On.Movable abutting member 64 is inserted into the recess 42d of first connecting rod 42（Figure 11）, so as to the projecting part of follower link 46
70 inclined contact surface 70b can be matched with the inclined contact surface 64b of movable abutting member 64, as shown in Figure 14 and Figure 16.It is existing
The thread spindle 62a of second bolt 62 is being inserted into opening 42b, and be screwed to the recess 42d positioned at first connecting rod 42（Figure
11）In movable abutting member 64 screwed hole 64a in, until the second bolt 62 thread spindle 62a free end be located at open
In mouth 42c, as shown in figure 11.Therefore, the second bolt 62 is supported in opening 42b and 42c now, wherein movable abutting member 64
In recess 42d.
The first bolt 60 is rotated now, so that bearing surface of first bolt 60 relative to the projecting part 70 of follower link 46
70a advances or retreated, the desired locations until obtaining movable link 16.Then the second bolt 62 is rotated, so as to movably abut structure
Thread spindle 62a of the part 64 along the second bolt 62 is axially moved, until the inclined contact surface 70b contacts of projecting part 70 are movable
The inclined contact surface 64b of abutting member 64.Therefore, projecting part 70 be clipped in now the first bolt 60 and movable abutting member 64 it
Between.Therefore, establish and be fixedly connected between first connecting rod 42 and follower link 46.As needed and/or desired, by rotating
One in first bolt 60 and the second bolt 62, to loosen the connection between first connecting rod 42 and follower link 46, and so
Another in the first bolt 60 and the second bolt 62 is rotated afterwards, to tighten the company between first connecting rod 42 and follower link 46
Connect, result in further regulation.
With reference now to Figure 16 to Figure 27, the front chain mover 112 according to second embodiment is shown.Front chain mover 112 with
First embodiment identical mode is attached to cycle frame 10.As shown in figure 16, front chain mover 112 consists essentially of fixed structure
Part 114, movable link 116（Such as fairleader）And bearing connecting rod mechanism 118.Front chain mover 112 also includes fixed structure 120,
It is operatively coupled to bearing connecting rod mechanism 118 to establish fixed static position of the movable link 116 relative to fixing component 114
Put.Fixed structure 120 is configured to provide for fixed static position of the movable link 116 relative to fixing component 114 along bicycle
The lateral L of vehicle frame 10 regulation.Similar to front chain mover 12 discussed above, front chain mover 112 is configured to, movable link
116 can be easily set between at least two diverse locations relative to the fixed static position of fixing component 114.Except this it
Outside, front chain mover 12 and front chain mover 112 are substantially the same.In view of the similitude between front chain mover 12 and front chain mover 112,
Following description will concentrate merely on difference of the front chain mover 112 relative to front chain mover 12.
As shown in figure 16, fixing component 114 is configured to be affixed directly to cycle frame 10 by radial type Fixture for tube of seat 122
（Such as seat pipe）.Therefore, fixing component 114 constitutes the installation folder for being supported on front chain mover 112 on cycle frame 10
Tool.In the illustrated embodiment, Fixture for tube of seat 122 is preferably by bolt（It is not shown）Dismantled from fixing component 114.However,
As needed and/or desired, fixing component 114 can have other kinds of attachment structure.Movable link 116 is by bearing connecting rod
Mechanism 118 can be supported movably relative to fixing component 114, so that movable link 116 can be relative to cycle frame 10
Vertical central plane P laterally direction L move.
As shown in Figure 17 and Figure 18, in the illustrated embodiment, fixing component 114 includes base member 124（Figure 18）With
Electric motor unit 126（Figure 17）.Electric motor unit 126 is fixedly mounted on base member 124.Electric motor unit
126 are operatively connectable to bearing connecting rod mechanism 118, for laterally moving movable link 116 relative to fixing component 114.
Electric motor unit 126 includes electronic reversible motor, and it is via electric wire（It is not shown）It is electrically coupled to remote power supply for example electric
Pond（It is not shown）And/or generator（It is not shown）.Alternatively, electric motor unit 126 can be provided with rechargeable battery（Not
Show）.
As shown in figure 17, electric motor unit 126 includes output shaft 126a, and it is used to drive bearing connecting rod mechanism 118, with
Movable link 116 is laterally moved relative to fixing component 114.In the illustrated embodiment, drive link mechanism 128 will be exported
Axle 26a is connected to bearing connecting rod mechanism 118.Therefore, movable link 116 is laterally moved by the operation of motor unit 126,
This moves drive link mechanism 128, and drive link mechanism 128 then moves bearing connecting rod mechanism 118.Become performing chain
During speed operation, the motor of motor unit 126 is by user's operation equipment（It is not shown）Operation carrys out the output of rotation motor unit 126
Axle 126a.Depending on output shaft 126a direction of rotation, motor will be such that movable link 116 is moved towards or away from cycle frame 10
It is dynamic.
Although the front chain mover 112 of diagram embodiment is electronic front chain mover, those skilled in the art is from this hair
It is bright to will be clear that, if it is desired to, then bearing connecting rod mechanism 118 can be by drag-line（Such as wire digging line）Operation.In other words, originally
The technical staff in field will be clear that the electric motor unit 126 of front chain mover 112 could alternatively be cable operation from the present invention
Device.Therefore, electric motor unit 126 and drive link mechanism 128 are will not be discussed in herein.
With reference to Figure 18 and Figure 19, movable link 116 consists essentially of inner panel 116a, outside plate 116b, upper connecting elements 116c
And lower connecting elements 116d.Inner panel 116a and outside plate 116b are laterally spaced apart, and top by upper connecting elements 116c each other
Connection, is connected to each other in bottom by lower connecting elements 116d, to limit chain cage portion 130.Inner panel 116a is during operation is accelerated
Chain is pushed up on larger chain link.Chain is pushed inwardly on smaller chain link by outside plate 116b during deceleration-operation.
As shown in Figure 18 and Figure 20, the bearing connecting rod mechanism 118 of front chain mover 112 includes first connecting rod 142.First connecting rod
Movable link 116 can be removably connected to fixing component 114 by 142.In the illustrated embodiment, bearing connecting rod mechanism 118
Also include that the second connecting rod 144 of fixing component 114 can be removably connected to movable link 116 into.First connecting rod 142 and second
Connecting rod 144 is pivotally connected to fixing component 114 and movable link 116, to limit quadric chain.As shown in figure 19, first
Connecting rod 142 is configured between chain cage portion 130 and second connecting rod 144.Therefore, in the illustrated embodiment, the structure of first connecting rod 142
Into the outside connecting rod of front chain mover 112, and second connecting rod 144 constitutes the inside connecting rod of front chain mover 112.Although being come using two connecting rods
Movable link 116 is supported into fixing component 114, but those skilled in the art will be clear that from the present invention, bearing connecting rod
Mechanism 118 can only have single bearing connecting rod or can be with the bearing connecting rod more than two.
As shown in figure 17, the bearing connecting rod mechanism 118 of front chain mover 112 includes follower link 146, and it is by bearing connecting rod machine
Structure 118 is interconnected with drive link mechanism 128.Specifically, follower link 146 is connected to drive link machine by connecting pin 148
Structure 128.Therefore, the output shaft 126a of electric motor unit 126 is operatively coupled to follower link by drive link mechanism 128
146, movable link 116 is laterally moved with the operation in response to motor unit 126.
In the illustrated embodiment, as shown in Figure 18 to Figure 20, first connecting rod 142 is wide H-shaped connecting rod, and it has by a pair
Pivotal pin 150 is pivotally coupled to a pair first of base member 124 respectively（On）End and distinguished by a pair of pivotal pins 152
It is pivotally coupled to a pair second of movable link 116（Under）End.Second connecting rod 144 has pivotally to be joined by pivotal pin 154
It is connected to the first of base member 124（On）End and it is pivotally coupled to the second of movable link 116 by pivotal pin 156（Under）
End.Follower link 146 is pivotally coupled to base member 124 by an above pivotal pin 150.Therefore, as shown in figure 19,
One connecting rod 142 and follower link 146 are pivotally mounted on fixing component around the single pivot axis P 1 limited by pivotal pin 150
On 114.
Now, fixed structure 20 will mainly be discussed in more detail with reference to figures 21 to Figure 27.Substantially, first connecting rod 142 exists
Fixed position can adjustably be connected to follower link 146 by fixed structure 120, to establish movable link 116 relative to fixation
The fixed static position of component 114.In other words, fixed structure 120 fixes first connecting rod 142 relative to fixing component 114
The relative position of base member 124, to establish fixed static position of the movable link 116 relative to fixing component 114.More specifically
For, first connecting rod 142 can be adjustably connected to follower link 146 by fixed structure 120 in fixed position.Therefore, it is driven
Connecting rod 146 is operatively coupled to movable link 116 by fixed structure 120 and first connecting rod 142, so as to by driving force（Thrust
Or pulling force）Via first connecting rod 142 movable link 116 is delivered to from follower link 146.In this way, follower link is worked as
146 in response to electric motor unit 126 operation around pivot axis P 1 pivot when, movable link 116 is laterally moved.
As best shown in Figure 21 and Figure 22, fixed structure 120 consists essentially of align member 160, and it is inserted into the first company
In bar 142 and follower link 146, in order to can adjustably position first connecting rod 142 relative to follower link 146.Here, exist
In the diagram embodiment, align member 160 includes threaded portion 160a and axle portion 160b.Threaded portion 160a and axle portion 160b includes circle
Column construction.Longitudinal directions of the axle portion 160b along align member 160 is protruded from a threaded portion 160a end face.And axle portion
160b has the small diameter of the diameter than threaded portion 160a.Here, in the diagram embodiment, threaded portion 160a and axle portion 160b
It is formed integrally as one piece.Axle portion 160b is the cylindrical member from threaded portion 160a end extension.It is preferred that
Ground, align member 160 is formed by the metal material for being suitable for using in derailleur.Threaded portion 160a connects with first connecting rod 142
Close, and axle portion 160b is engaged with follower link 146.Axle portion 160b has the center that the central axis C1 with threaded portion 160a is biased
Axis C2.In this way, axle portion 160b is used as the cam relative to threaded portion 160a.Therefore, threaded portion 160a rotation
So that axle portion 160b makes follower link 146 be moved relative to first connecting rod 142, to establish movable link 116 relative to fixation
The fixed static position of component 114.
One in first connecting rod 142 and follower link 146 includes screwed hole, and first connecting rod 142 and follower link
Another in 146 includes receptacle.In the second diagram embodiment, first connecting rod 142 includes screwed hole 142a and driven
Connecting rod 146 includes receptacle 146a.But, although first connecting rod 142 includes screwed hole and follower link 146 includes receiving
Portion, but will be clear that from the present invention, first connecting rod 142 can include receptacle and follower link 146 can include screw thread
Hole.In any case, in the modification, one in first connecting rod and follower link includes screwed hole, and first connects
Another in bar and follower link includes receptacle.
The threaded portion 160a of align member 160 has external screw thread on outer peripheral face, and it is screwed to the screwed hole of first connecting rod 142
In 142a.The axle portion 160b of align member 160 is received in the receptacle 146a of follower link 146.Therefore, fixing component is worked as
114 be fixed to cycle frame 10 when, threaded portion 160a is screwed in screwed hole 142a, and axle portion 160b configuration in receptacle
In 146a.Receptacle 146a is along relative to cycle frame 10 when fixing component 114 is fixed to cycle frame 10
Inwardly or outwardly direction（Lateral L）The elongated slot of extension.Although receptacle 146a is shown extend through follower link 146
Opening, but receptacle 146a can be the recess for being not passed through follower link 146.
The threaded portion 160a of align member 160, which has, to be used to make the instrument that align member 160 rotates around central axis C1
Composition surface 160c.Here, tool engaging surface 160c is formed in the threaded portion 160a other end of align member 160
Hexagonal recess.Certainly, tool engaging surface 160c can have any other construction（For example hex-shaped outer surface, slit,
Star recesses etc.）.In order to prevent align member 160 from unexpectedly being dropped from first connecting rod 142 and follower link 146, structure is positioned
The axle portion 160b of part 160 includes the recess or groove 160d for receiving clip 162.
Preferably, fixed structure 20 includes fastening member 164, and it helps prevent align member 160 unexpectedly to connect from first
Bar 142 and/or follower link 146 loosen.In the second diagram embodiment, fastening member 164 has screwed hole 164a and prevented
Rotating member 164b.It is the fin in the recess or opening 142b being received in first connecting rod 142 to prevent rotating member 164b
Form.Fastening member 164 is configured to fastening thread portion 160a, to prevent threaded portion 160a from being loosened relative to screwed hole 142a.Replace
Dai Di, fastening member 164 could alternatively be nut and lock washer or only replace with nut.In other words, for anti-fastening
The unexpected loosening of position component 160, and threaded portion 160a is screwed in the screwed hole 164a of fastening member 164 and screwed hole is screwed to
In 142a, while preventing in opening 142b of the rotating member 164b configurations in first connecting rod 142.
First connecting rod 142, which has, is used for the first opening 142c for receiving one of pivotal pin 150 and for receiving wherein
Second opening 142d of one pivotal pin 152.Screwed hole 142a is located between the first opening 142c and the second opening 142d.It is driven
Connecting rod 146, which has, is used for the first opening 146b for receiving connecting pin 148 and for receiving the second of one of pivotal pin 150 to open
Mouth 146c.Therefore, first connecting rod 142 and follower link 146 are pivotally supported at base member by one of pivotal pin 150
On 124.When operating the output shaft 126a of electric motor unit 126, drive link mechanism 128 makes follower link 146 wherein
Pivoted on one pivotal pin 150.Because first connecting rod 142 is fixed to follower link 146, driven company by fixed structure 120
The pivoting action of bar 146 makes first connecting rod 142 be pivoted around single pivot axis P 1.The pivoting action of first connecting rod 142 makes
Obtaining movable link 116, laterally direction L is moved relative to fixing component 114.
In the second diagram embodiment, by rotating threaded portion 160a, align member 160 by first connecting rod 142 relative to
Follower link 146 can adjustably be positioned around single pivot axis P 1, to establish movable link 116 relative to fixing component
114 fixed static position.As shown in figure 25, receptacle of the axle portion 160b configurations of align member 160 in follower link 146
In 146a central area, first connecting rod 142 is maintained at first position, and therefore by movable link 116（In fig. 25
It is not shown）It is maintained at the first fixed static position.By rotating threaded portion 160a, receivings of the axle portion 160b in follower link 146
Moved in portion 146a, so that first connecting rod 142 is pivoted relative to follower link 146 around single pivot axis P 1.If screw thread
Portion 160a is along 90 degree of rotate counterclockwise in Figure 25, then first connecting rod 142 is pivoted to the second place clockwise（Figure 26）, will
Movable link 116（In Figure 25 to not shown in Figure 27）It is maintained at and the of cycle frame 10 is located away from than the first fixed static
Two fixed static positions.If threaded portion 160a is turn 90 degrees along the dextrorotation in Figure 25, then the pivot clockwise of first connecting rod 142
Go to the 3rd position（Figure 27）, by movable link 116（In Figure 25 to not shown in Figure 27）It is maintained at more solid than first and second
Resting position is determined close to the 3rd fixed static position of cycle frame 10.
With reference now to Figure 28 to Figure 30, the modification of fixed structure 20 will be discussed now.Here, in the modification, become
Follower link 146 ' more substitutes follower link 146, and the align member 160 ' changed substitutes align member 160.Other portions
Part keeps identical.Follower link 146 includes multiple receptacle 146a '（Such as three blind holes）, when fixing component 114 is fixed to certainly
During driving vehicle frame 10, these receptacles 146a ' is arranged along the inwardly or outwardly direction relative to cycle frame 10.Position structure
Part 160 ' includes threaded portion 160a ' and axle portion 160b '.Axle portion 160b ' has consistent with threaded portion 160a ' central axis C1
Central axis C2.Axle portion 160b ' is configured to optionally configure in one in receptacle 146a ', optionally to establish
Fixed static position of the movable link 116 relative to fixing component 114.Although first connecting rod 142 includes screwed hole and driven
Connecting rod 146 ' includes receptacle, but will be clear that from the present invention, and first connecting rod 142 can include one or more receptacles simultaneously
And follower link 146 ' can include screwed hole.Under any circumstance, in the modification, in first connecting rod and follower link
One including receptacle preferably also includes at least one additional receptacle.
When understanding the scope of the present invention, as used herein, term " comprising " and its derivative are intended for out
The term of formula is put, it clearly states the presence of the feature, element, part, group, entirety and/or step, but is not excluded for other not
State the presence of feature, element, part, group, entirety and/or step.Although and it is to be understood that term first and second is herein
In can be for description various parts, but these parts should not be limited by these terms.These terms are only used for one
Part is distinguished with another part.Thus, for example without departing from the teachings of the present invention, first component discussed above
Second component is properly termed as, and vice versa.Above-mentioned explanation is also applied for the word with similar import, such as term " bag
Containing ", " having " and their derivative.Finally, degree term for example " substantially ", " about ", " approximate " when meaning herein
Taste the reasonable bias for being modified term so that final result is not changed significantly.
Although only have selected selected embodiment to illustrate the present invention, those skilled in the art will be clear from the disclosure
Chu, in the case where not departing from such as the scope of the invention defined in the appended claims, can be variously modified herein and
Change.For example, the size of various parts, shape, position or towards can change as needed and/or desired, as long as they
Its expectation function is not significantly affected.
Although as discussed above, in the illustrated embodiment using quadric chain, being available with other
Movable link 16 is connected to fixing component 14 by connection device.In other words, front chain mover 12 is it is so structured that single with utilizing
The coupling arrangement that link component is constituted or constituted using the link component more than two.Therefore, the present invention can be with using it
He is used together the electronic front chain mover of type coupling arrangement.
In addition, the part for being shown as being directly connected or contacting each other can have the intermediate structure being disposed there between,
Unless otherwise expressly stated.The function of one element can be performed by two, and vice versa, unless clear and definite sound in addition
It is bright.The 26S Proteasome Structure and Function of one embodiment can be used in another embodiment.Do not need all advantages all while being present in
In specific embodiment.For each feature unique compared with prior art, individually or with other combinations of features, also should be by
It is considered separate description of further inventions by applicant, including by such feature（Or multiple features）The structure of embodiment
And/or concept of function.Therefore, it is described above according to an embodiment of the invention to be merely provided for illustrating, rather than in order to this
Invention is limited, and the present invention is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of front chain mover, including：
Fixing component, is configured to be fixed to cycle frame；
Movable link, can movably be supported by relative to the fixing component；
Follower link, is operatively coupled to the movable link；And
First connecting rod, the fixing component can be removably connected to by the movable link, and in fixed position by fixing
Structure can adjustably be connected to the follower link, quiet relative to the fixation of the fixing component to establish the movable link
Stop bit is put, wherein the fixed structure includes align member, the align member is inserted into the first connecting rod and the driven company
In bar, in order to can adjustably position the first connecting rod relative to the follower link,
The first connecting rod and the follower link are pivotally mounted in the fixing component around single pivot axis, and
And,
The align member can adjust the first connecting rod relative to the follower link around the single pivot axis
Ground is positioned,
One in the first connecting rod and the follower link includes screwed hole, and the first connecting rod and the driven company
Another of bar includes receptacle, also,
The align member includes being screwed to the axle portion of the threaded portion in the screwed hole and configuration in the receptacle,
The receptacle be when the fixing component be fixed to cycle frame when along relative to the cycle frame to
The elongated slot that interior and outward direction extends,
The axle portion has the central axis that the central axis with the threaded portion is biased.
2. front chain mover according to claim 1, wherein
The first connecting rod or the follower link including the receptacle also include at least one additional receptacle, when described
When fixing component is fixed to cycle frame, the receptacle and at least one described additional receptacle along relative to it is described from
The inwardly or outwardly direction arrangement of driving vehicle frame, and
The axle portion is configured to optionally configure in the receptacle or in one of at least one additional receptacle.
3. front chain mover according to claim 1, wherein
The fixed structure includes fastening member, and the fastening member is configured to fasten the threaded portion, to prevent the threaded portion
Loosened relative to the screwed hole.
4. front chain mover according to claim 1, wherein
The fixing component includes base member and motor unit, and the motor unit, which has, is operatively coupled to the driven company
The output shaft of bar.
5. front chain mover according to claim 1, the front chain mover also includes：
The movable link can be removably connected to the second connecting rod of the fixing component.
6. front chain mover according to claim 5, wherein
The first connecting rod and the second connecting rod are pivotally connected to the fixing component and the movable link, and described
Movable link includes chain cage portion.
7. front chain mover according to claim 6, wherein
The first connecting rod configuration is between the chain cage portion and the second connecting rod.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/154616 | 2014-01-14 | ||
| US14/154,616 US9776685B2 (en) | 2011-11-24 | 2014-01-14 | Front derailleur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104773256A CN104773256A (en) | 2015-07-15 |
| CN104773256B true CN104773256B (en) | 2017-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410196790.5A Active CN104773256B (en) | 2014-01-14 | 2014-05-12 | Front chain mover |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104773256B (en) |
| DE (1) | DE102014224350A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10407128B2 (en) * | 2016-09-30 | 2019-09-10 | Shimano Inc. | Bicycle derailleur |
| US11565772B2 (en) | 2020-06-30 | 2023-01-31 | Shimano Inc. | Bicycle derailleur, bicycle gear structure, bicycle motor unit, and front derailleur |
| US11697474B2 (en) | 2020-06-30 | 2023-07-11 | Shimano Inc. | Bicycle derailleur and link pin for bicycle derailleur |
| US11745828B2 (en) | 2020-06-30 | 2023-09-05 | Shimano Inc. | Front derailleur and chain guide of bicycle derailleur |
| CN115140236B (en) * | 2022-07-25 | 2023-09-19 | 珠海蓝图运动科技股份有限公司 | Front derailleur and bicycle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101011995A (en) * | 2006-02-03 | 2007-08-08 | 株式会社岛野 | Bicycle derailleur |
| CN101190702A (en) * | 2005-11-28 | 2008-06-04 | 禧玛诺（新）私人有限公司 | Bicycle front derailleur with angle regulating mechanism |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2502101A1 (en) * | 1981-03-17 | 1982-09-24 | Simplex Ets | CHANGE OF SPEED TO THE CYCLES PEDAL AND SIMILAR VEHICLES |
| US7306531B2 (en) * | 2004-04-23 | 2007-12-11 | Shimano Inc. | Electric bicycle derailleur |
| US7442136B2 (en) * | 2005-02-18 | 2008-10-28 | Shimano Inc. | Motorized bicycle derailleur assembly |
| TWI526365B (en) * | 2011-09-21 | 2016-03-21 | 島野股份有限公司 | Front derailleur with frame support structure |
-
2014
- 2014-05-12 CN CN201410196790.5A patent/CN104773256B/en active Active
- 2014-11-28 DE DE102014224350.5A patent/DE102014224350A1/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101190702A (en) * | 2005-11-28 | 2008-06-04 | 禧玛诺（新）私人有限公司 | Bicycle front derailleur with angle regulating mechanism |
| CN101011995A (en) * | 2006-02-03 | 2007-08-08 | 株式会社岛野 | Bicycle derailleur |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014224350A1 (en) | 2015-07-16 |
| CN104773256A (en) | 2015-07-15 |
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