CN108327771A - Foldable stroller - Google Patents
Foldable stroller Download PDFInfo
- Publication number
- CN108327771A CN108327771A CN201810225684.3A CN201810225684A CN108327771A CN 108327771 A CN108327771 A CN 108327771A CN 201810225684 A CN201810225684 A CN 201810225684A CN 108327771 A CN108327771 A CN 108327771A
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- China
- Prior art keywords
- support rod
- sliding part
- foldable stroller
- rod
- back support
- 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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- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000009826 distribution Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
- B62B7/083—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis the wheel axes being moved from each other during folding
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
A kind of foldable stroller, including can lateral folding horizontal support and be set to the horizontal support both sides and can longitudinal direction folding longitudinal carrier, the longitudinal carrier includes double-slider five-bar mechanism and support interlocking lever, the double-slider five-bar mechanism includes sequentially connected front support rod, handle, back support rod, first sliding part and seat bar, the handle is slideably sheathed on the upper end of the front support rod, the handle is hinged with the back support rod, first sliding part is slidably held on the back support rod, the lower end of the front support rod and the lower end of the back support rod are equipped with wheel group, the support interlocking lever both ends are respectively articulated with the back support rod and the seat bar.Foldable stroller provided by the invention has the foldable structure of integral type, can realize Quick folding by single stepping, and can independently stand after folding and realize that volume is placed in smaller folding, save parking space.
Description
Technical field
The invention belongs to perambulator technical fields, are a kind of foldable strollers specifically.
Background technology
Perambulator is a kind of very common child utensil, including child's bicycle, children trolley, baby walker, children
The types such as tricycle, children's electric motor vehicle.Wherein, children trolley is used for for children's ride-on, and child of tender age is carried convenient for parent.
In order to improve the portability of children trolley, some children trolleys with foldable structure occur on the market.But it is existing
Some children trolleys cannot achieve Quick folding, need many more manipulations, has inconvenience using upper more.Meanwhile the children after folding push away
Vehicle cannot achieve autonomous standing, can only rest against corner or lie against ground, cause space occupancy rate height.
Invention content
For overcome the deficiencies in the prior art, the present invention provides a kind of foldable stroller, the folding knot with integral type
Structure can realize Quick folding by single stepping, and can independently stand after folding and realize that volume is placed in smaller folding, save
Parking space.
The purpose of the present invention is achieved through the following technical solutions：
A kind of foldable stroller, including can lateral folding horizontal support be set to the horizontal support both sides and can indulge
To the longitudinal carrier of folding, the longitudinal carrier includes double-slider five-bar mechanism and support interlocking lever, and the double-slider five connects
Linkage includes sequentially connected front support rod, handle, back support rod, the first sliding part and seat bar, and the handle is slideably
It is sheathed on the upper end of the front support rod, the handle is hinged with the back support rod, and first sliding part is slideably protected
It is held on the back support rod, the lower end of the front support rod and the lower end of the back support rod are equipped with wheel group, the support
Interlocking lever both ends are respectively articulated with the back support rod and the seat bar.
As an improvement of the above technical solution, the horizontal support include can lateral folding lower bracing frame and rear support
Frame, the lower bracing frame are used to connect the longitudinal carrier positioned at its both sides, the rear support frame for connect positioned at its two
The back support rod of side.
As a further improvement of the above technical scheme, the lower bracing frame includes the lower wishbone of cross-distribution, under described
Fork arm both ends are hingedly connected to first sliding part and are located at the back support rod of the first sliding part offside.
As a further improvement of the above technical scheme, the rear support frame includes the rear fork of cross-distribution, after described
Fork arm one end and the first sliding part are hinged, and the other end and the second sliding part on the longitudinal carrier of offside are hinged, and described the
Two sliding parts are slidably held on the back support rod.
As a further improvement of the above technical scheme, second sliding part is located at the lower section of first sliding part.
As a further improvement of the above technical scheme, the front support rod forms sliding extension structure with the handle.
As a further improvement of the above technical scheme, the support interlocking lever is located at the double-slider five-bar mechanism
It is external.
As a further improvement of the above technical scheme, described support interlocking lever one end is articulated with the stage casing of the seat bar.
As a further improvement of the above technical scheme, the support interlocking lever includes the first bar being distributed with obtuse angle angle
Section and the second rod segment, first rod segment and the seat bar are hinged, and second rod segment is hinged with the back support rod, and described the
Two rod segments keep opposite with the seat bar.
As a further improvement of the above technical scheme, when the longitudinal carrier is in unfoldable shape, second bar
Section is parallel with the seat bar.
The beneficial effects of the invention are as follows：
Be arranged can lateral folding horizontal support with can longitudinal folding longitudinal carrier, longitudinal carrier includes that double-slider five connects
Linkage and support interlocking lever, are realized Quick folding and are supported oneself, and pass through branch by the link transmission of double-slider five-bar mechanism
It supports interlocking lever and realizes the limited support after folding, make foldable stroller that there is single step folding mode to place ability with self-supporting,
Have the advantages that easy to operate, folding volume is small, storage placement is convenient, space hold is small.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the axis geodesic structure schematic diagram of foldable stroller provided in an embodiment of the present invention；
Fig. 2 is the close-up schematic view of foldable stroller provided in an embodiment of the present invention；
Fig. 3 is the unfoldable shape schematic diagram of foldable stroller provided in an embodiment of the present invention；
Fig. 4 is the folding process schematic of foldable stroller provided in an embodiment of the present invention；
Fig. 5 is the folded form schematic diagram of foldable stroller provided in an embodiment of the present invention.
Main element symbol description：
1000- foldable strollers, 0100- longitudinal carriers, 0110- double-slider five-bar mechanisms, 0111- front support rods,
0112- handles, 0113- back support rods, the first sliding parts of 0114-, 0115- bars, 0120- support interlocking lever, the first bars of 0121-
Section, the second rod segments of 0122-, the second sliding parts of 0130-, 0200- horizontal supports, 0210- lower bracing frames, 0211- lower wishbones,
0220- rear support frames, 0221- rear forks, 0300- wheel groups.
Specific implementation mode
To facilitate the understanding of the present invention, foldable stroller is described more fully below with reference to relevant drawings.It is attached
The preferred embodiment of foldable stroller is given in figure.But foldable stroller can be realized by many different forms,
It is not limited to the examples described herein.Make disclosure to foldable stroller on the contrary, purpose of providing these embodiments is
Content is more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.It is intended merely to retouch in the term used in the description of foldable stroller herein
State the purpose of specific embodiment, it is not intended that the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant Listed Items.
Embodiment 1
Fig. 1~5 are please referred to, the present embodiment discloses a kind of foldable stroller 1000, which includes
Can lateral folding horizontal support 0200 and be set to 0200 both sides of horizontal support and can longitudinal folding longitudinal carrier 0100, use
In provide it is a kind of can the baby carriage structure placed of integrated folding, standing up after folding.It should be appreciated that being located at 0200 both sides of horizontal support
Longitudinal carrier 0100 keep opposite, longitudinal carrier 0100 is exemplarily two, is formed by horizontal support 0200 opposite
Support construction.
Longitudinal carrier 0100 includes double-slider five-bar mechanism 0110 and support interlocking lever 0120, forms folding and interlocks knot
Structure.As its name suggests, double-slider five-bar mechanism 0110 includes rack, connecting rod, side link and two sliding blocks.Rack is kept fixed not
Dynamic, connecting rod two end is articulated with sliding block and side link with hinges respectively, and the one end of side link far from connecting rod is cut with scissors with fixed hinge
It is connected in rack, double-slider is reciprocally slidably held in rack respectively.
Specifically, in the present embodiment, double-slider five-bar mechanism 0110 includes sequentially connected front support rod 0111, pushes away
0112, back support rod 0113, the first sliding part 0114 and seat bar 0115.Handle 0112 and the first sliding part 0114 form double cunnings
Block, and slided along different sliding paths.
Wherein, handle 0112 is slideably sheathed on the upper end of front support rod 0111, and hinged with back support rod 0113.Show
Plasticity, front support rod 0111 forms sliding extension structure with handle 0112.After first sliding part 0114 is slidably held in
On supporting rod 0113, the lower end of front support rod 0111 is equipped with wheel group 0300 with the lower end of back support rod 0113.
Exemplarily, the first sliding part 0114 is driving link, then it slides along back support rod 0113 and drives seat bar 0115
Rotation, seat bar 0115 are further driven to the rotation of front support rod 0111, occur to slide relatively between front support rod 0111 and handle 0112
It is dynamic, so that handle 0112 is turned round around the fixed hinge of itself and back support rod 0113, realizes folding or expansion.
It should be noted that being shunk since sliding occurring between front support rod 0111 and handle 0112, make five connecting rod machine of double-slider
The active force of structure 0110 obtains balance with torque, keeps the degree of freedom being independently unfolded limited and is maintained self-support, makes foldable child
Vehicle 1000 has the folding self-support structure that existing perambulator cannot achieve.
0120 one end of support interlocking lever is hinged back support rod 0113, other end hinged seat bar 0115.It is appreciated that support connects
Lever 0120 for providing support limit between back support rod 0113 and seat bar 0115, make the latter two be held in current form and
It avoids loosening.
Wherein, the position of support interlocking lever 0120 is determined according to concrete application.Exemplarily, interlocking lever 0120 is supported
In the outside of double-slider five-bar mechanism 0110.Further, support interlocking lever 0120 is located at double-slider five-bar mechanism 0110
Lower section.
For example, when longitudinal carrier 0100 is in unfoldable shape, support interlocking lever 0120 is for overcoming along foldable stroller
1000 are moved forward and backward the active force in directions, avoid causing the unexpected folding of longitudinal carrier 0100 because the active force influences, guarantee
Stable structure and make foldable stroller 1000 have higher safety.
For another example, when longitudinal carrier 0100 is in folding form, support interlocking lever 0120 is for overcoming foldable stroller
1000 Gravitative Loads avoid the rotation for causing front support rod 0111 and seat bar 0115 because of Gravitative Loads, make front support rod
0111, handle 0112 steadilys maintain folded against receiving with back support rod 0113, and front support rod 0111 is held in flat with handle 0112
Weighing apparatus collapsing length makes it easier to place to realize self-support of the foldable stroller 1000 in folding state.
Embodiment 2
On the basis of embodiment 1, the present embodiment further discloses a kind of foldable stroller 1000, and difference lies in branch
Support the specific setting structure of interlocking lever 0120.It only describes in detail below to distinguishing feature, 1 already described place of embodiment,
Details are not described herein.
Fig. 3~5 are please referred to, exemplarily, support 0120 non-articulated of interlocking lever is in the moveable hinge at 0115 both ends of seat bar
At chain, also non-articulated is at the fixed hinge at 0113 both ends of back support rod, to ensure preferable supporting role.
Exemplarily, 0120 one end of support interlocking lever is articulated with the stage casing of a bar 0115, and the other end is articulated with back support rod
0113 stage casing.Under previous constructions, support interlocking lever 0120 has both support and is acted on guide and limit, makes the rotation of a bar 0115
Meet default rule, ensures self-support performance of the longitudinal carrier 0100 under folding form.
Exemplarily, support interlocking lever 0120 includes the first rod segment 0121 and the second rod segment being distributed with obtuse angle angle
0122.Wherein, the first rod segment 0121 and seat bar 0115 are hinged, and the second rod segment 0122 and back support rod 0113 are hinged, the second rod segment
0122 keeps opposite with seat bar 0115.It should be appreciated that 0122 integrally connected of the first rod segment 0121 and the second rod segment.In the distribution knot
Under structure, support interlocking lever 0120 has preferable kinematic dexterity and structural stability, avoids movement interference.
Further, when longitudinal carrier 0100 is in unfoldable shape, the second rod segment 0122 is parallel with seat bar 0115.Work as exhibition
When reaching, the corresponding region of longitudinal carrier 0100 forms trapezoidal or parallelogram sturcutre, makes double-slider five-bar mechanism
0110 keeps current form, avoids unexpected folding.
Embodiment 3
On the basis of embodiment 1 or 2, the present embodiment further discloses a kind of foldable stroller 1000, difference lies in,
The specific setting structure of horizontal support 0200.Only describe in detail below to distinguishing feature, embodiment 1 or 2 it is already described it
Place, details are not described herein.
Fig. 1~2 are please referred to, exemplarily, horizontal support 0200 and the first sliding part 0114 keep hinged.This is hinged
Relationship had both ensured that horizontal support 0200 and the first sliding part 0114 had sensitive drive mechanism, also ensured movement between the two
Flexibility.In other words, in the sliding process of the first sliding part 0114, horizontal support 0200 can rotate folding together.According to reality
The difference of border application, horizontal support 0200 and the first sliding part 0114 can select one and serve as driving link.
Exemplarily, horizontal support 0200 includes lower bracing frame 0210 and rear support frame 0220.Wherein, lower bracing frame 0210
It can lateral folding with rear support frame 0220.Lower bracing frame 0210 is used to connect the longitudinal carrier 0100 positioned at its both sides, rear to prop up
Support 0220 is used to connect the back support rod 0113 positioned at its both sides.It is appreciated that lower bracing frame 0210 can be provided along gravity side
To supporting role, rear support frame 0220 further limits opposite longitudinal carrier 0100, makes the holding of foldable stroller 1000 can
The mechanical structure leaned on.
Exemplarily, lower bracing frame 0210 includes the lower wishbone 0211 of cross-distribution, and 0211 both ends of lower wishbone are respectively articulated with
In the crank or rocking bar of the first sliding part 0114 and the double-slider five-bar mechanism 0110 on the longitudinal carrier 0100 of offside
On.Further, lower wishbone 0211 keeps hinged in its infall, further enhances structural stability.
Exemplarily, rear support frame 0220 includes the rear fork 0221 of cross-distribution, and 0221 one end of rear fork is slided with first
Moving part 0114 is hinged, and the other end and the second sliding part 0130 on the longitudinal carrier 0100 of offside are hinged, same longitudinal branch
The first sliding part 0114 and the second sliding part 0130 of frame 0100 are set on the same rod piece of double-slider five-bar mechanism 0110.
In a preferable examples, lower bracing frame 0210 includes two lower wishbones that are hinged and forming X-shaped intersected with each other
0211, rear support frame 0220 includes two rear forks 0221 that are hinged and forming X-shaped intersected with each other.Second sliding part 0130 is located at
The lower section of first sliding part 0114, the two are respectively slidably held on back support rod 0113, ensure preferably to be oriented to and prop up
Support acts on.
When folding, rear support frame 0220 serves as driving link.User applies rear fork 0221 upward active force, makes intersection
Hinged rear fork 0221 relatively rotates and lateral folding, and the first sliding part 0114 and the second sliding part 0130 are by rear fork 0221
It drives and upward sliding.
Then, the first sliding part 0114 driving lower wishbone 0211 relatively rotates and lateral folding, and is driven through seat bar 0115
Dynamic front support rod 0111 rotates.Between front support rod 0111 and handle 0112 occur shunk with respect to sliding, make handle 0112 around
The fixed hinge of itself and back support rod 0113 rotates, and realizes the longitudinal direction of front support rod 0111, handle 0112 and back support rod 0113
Folding, foldable stroller 1000 are achieved the laterally and longitudinally folding of integral type.
Meanwhile interlocking lever 0120 being supported to rotate together, provide limited support to seat bar 0115 and back support rod 0113.Especially
Ground, in the case where the sliding of front support rod 0111 and handle 0112 is shunk, double-slider five-bar mechanism 0110 obtains constitutional balance, avoids
The two is surprisingly unfolded and longitudinal carrier 0100 is made to be maintained self-support.
When expansion, rear support frame 0220 serves as driving link.User applies rear fork 0221 downward active force, makes intersection
Hinged rear fork 0221 relatively rotate and horizontal spreading, the first sliding part 0114 and the second sliding part 0130 by rear fork 0221
It drives and slide downward.
Then, the first sliding part 0114 driving lower wishbone 0211 relatively rotates and horizontal spreading, and is driven through seat bar 0115
Dynamic front support rod 0111 rotates.Between front support rod 0111 and handle 0112 occur stretched with respect to sliding, make handle 0112 around
The fixed hinge of itself and back support rod 0113 rotates, and realizes that front support rod 0111 is unfolded with the longitudinal of back support rod 0113, can roll over
Folded perambulator 1000 is achieved the laterally and longitudinally expansion of integral type.
Meanwhile interlocking lever 0120 being supported to rotate together, limited support is provided to seat bar 0115 and back support rod 0113, is avoided
The folding of the two accident and holding structure are stablized.Supplementary explanation, when longitudinal carrier 0100 is fully deployed, the second sliding part 0130 is slided
It moves to the lower end of back support rod 0113, supported by the upper surface of wheel group 0300 and is enhanced.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustrative, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot limitation of the scope of the invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection model of the present invention
It encloses.Therefore, protection scope of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of foldable stroller, which is characterized in that including can lateral folding horizontal support and be set to the horizontal support
Both sides and can longitudinal folding longitudinal carrier, the longitudinal carrier includes double-slider five-bar mechanism and support interlocking lever, described
Double-slider five-bar mechanism includes sequentially connected front support rod, handle, back support rod, the first sliding part and seat bar, described to push away
The upper end for being slideably sheathed on the front support rod, the handle is hinged with the back support rod, first sliding part
It is slidably held on the back support rod, the lower end of the front support rod and the lower end of the back support rod are equipped with wheel
Group, the support interlocking lever both ends are respectively articulated with the back support rod and the seat bar.
2. foldable stroller according to claim 1, which is characterized in that the horizontal support includes can lateral folding
Lower bracing frame and rear support frame, the lower bracing frame are used to connect the longitudinal carrier positioned at its both sides, the rear support frame
For connecting the back support rod for being located at its both sides.
3. foldable stroller according to claim 2, which is characterized in that the lower bracing frame includes the lower fork of cross-distribution
Bar, the lower wishbone both ends are hingedly connected to first sliding part and are located at the back support rod of the first sliding part offside.
4. foldable stroller according to claim 2, which is characterized in that the rear support frame includes the back vent of cross-distribution
Bar, described rear fork one end is hinged with the first sliding part, and the other end is cut with scissors with the second sliding part on the longitudinal carrier of offside
It connects, second sliding part is slidably held on the back support rod.
5. foldable stroller according to claim 4, which is characterized in that second sliding part is located at described first and slides
The lower section of part.
6. foldable stroller according to claim 1, which is characterized in that the front support rod is formed with the handle and slided
Stretching structure.
7. foldable stroller according to claim 1, which is characterized in that the support interlocking lever is located at the double-slider five
The outside of link mechanism.
8. foldable stroller according to claim 1, which is characterized in that described support interlocking lever one end is articulated with the seat
The stage casing of bar.
9. foldable stroller according to claim 1, which is characterized in that the support interlocking lever includes with obtuse angle angle point
First rod segment of cloth and the second rod segment, first rod segment is hinged with the seat bar, second rod segment and the back support rod
Hinged, second rod segment keeps opposite with the seat bar.
10. foldable stroller according to claim 9, which is characterized in that when the longitudinal carrier is in unfoldable shape,
Second rod segment is parallel with the seat bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810225684.3A CN108327771B (en) | 2018-03-19 | 2018-03-19 | Foldable baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810225684.3A CN108327771B (en) | 2018-03-19 | 2018-03-19 | Foldable baby carriage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108327771A true CN108327771A (en) | 2018-07-27 |
| CN108327771B CN108327771B (en) | 2024-06-18 |
Family
ID=62931145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810225684.3A Active CN108327771B (en) | 2018-03-19 | 2018-03-19 | Foldable baby carriage |
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| CN (1) | CN108327771B (en) |
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| Title |
|---|
| 李佳, 廖汉元: "带有移动副的两自由度五杆机构的可动性条件", 机械研究与应用, no. 03, 30 September 2002 (2002-09-30), pages 7 - 9 * |
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