CN110121455A - Foldable pushcart - Google Patents
Foldable pushcart Download PDFInfo
- Publication number
- CN110121455A CN110121455A CN201780072316.3A CN201780072316A CN110121455A CN 110121455 A CN110121455 A CN 110121455A CN 201780072316 A CN201780072316 A CN 201780072316A CN 110121455 A CN110121455 A CN 110121455A
- Authority
- CN
- China
- Prior art keywords
- locking
- rotary connector
- chassis
- foldable pushcart
- arrangement
- 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.)
- Pending
Links
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
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/12—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor characterised by three-wheeled construction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2202/00—Indexing codes relating to type or characteristics of transported articles
- B62B2202/40—Sport articles
- B62B2202/404—Golf articles, e.g. golfbags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
- B62B2205/20—Catches; Locking or releasing an articulation
- B62B2205/22—Catches; Locking or releasing an articulation remotely controlled, e.g. from the handlebar
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
- B62B2205/20—Catches; Locking or releasing an articulation
- B62B2205/24—Catches; Locking or releasing an articulation to hold in the folded position
Abstract
A kind of foldable pushcart includes main frame, chassis (4) and at least two wheels (6a, 6b) for being rotatably connected to chassis, and wherein main frame includes upper frame portion (24), intermediate frame section (22) and lower connecting frame portion (20);The first end of lower connecting frame portion is connected to chassis;The first end of upper frame portion has handle;Upper frame portion is connected to the first end of intermediate frame section at its second end via the first rotary connector (32);Intermediate frame section is connected to the second end of lower connecting frame portion at its second end via the second rotary connector (34);First rotary connector includes the first locking arrangement, and second rotary connector include second locking arrangement, wherein each locking arrangement has release configuration and lock arrangement, wherein rotary connector rotates freely in release configuration, and wherein prevents rotary connector from rotating in lock arrangement;And trolley further includes hub lock releasing.
Description
Technical field
The present invention relates to a kind of foldable pushcarts, and are specifically related to a kind of folding type golf cart.
Background technique
Known offer folding type golf cart has folded configuration for storing and transporting and wherein hand push
Vehicle can support the non-collapsible or expansion configuration of golf bag.
It is expected that folded configuration is as small as possible.However, this usually requires multiple relieving mechanisms to allow the various portions of trolley
Part rotation is folded and/or is discharged from adjacent component.This trolley another example is MotocaddyTMM series trolley.This
Kind trolley needs five individual relieving mechanisms to allow trolley to be folded into the storage configuration of relative compact.
So a large amount of relieving mechanism may make user for its trolley is folded into its storage configuration or reversion
Process is felt confused with using trolley.If one of relieving mechanism failure can also dramatically increase the possibility of product failure
Property, and which increase produce and assemble cost.
Accordingly, it is desirable to provide a kind of foldable pushcart, there is the folding of the relative compact for storing and transporting to match
It sets, is physically easier to perform, there is lower product failure risk and/or reduced production and assembling cost.
Summary of the invention
According to the first aspect of the invention, a kind of for supporting the foldable pushcart of article in use, the hand is provided
Cart includes main frame, chassis and at least two wheels for being rotatably connected to chassis, and wherein main frame includes upper frame
Partially, intermediate frame section and lower connecting frame portion;The first end of lower connecting frame portion is connected to chassis;Upper frame portion
First end have handle;Upper frame portion is connected to middle boxes via the first rotary connector at its second end
The first end of frame part;Intermediate frame section is connected to lower frame via the second rotary connector at its second end
Partial the second end;First rotary connector includes the first locking arrangement and the second rotary connector includes the second locking
Arrangement, wherein each locking arrangement has release configuration and lock arrangement, wherein rotary connector freely revolves in release configuration
Turn, and wherein prevents rotary connector from rotating in lock arrangement;And trolley further includes hub lock releasing, which releases
Laying mechanism is operably connected to the first and second lockings arrangement, and is manually operable with by the first and second rotary connectors
The locking arrangement of the two is simultaneously arranged in their own release configuration.
Trolley according to the present invention needs to operate single hub lock releasing only to allow upper frame portion and centre
Frame part rotates relative to each other, and intermediate frame section and lower connecting frame portion is allowed to rotate relative to each other.There is provided two
A rotary connector folds the configuration for narrowing down to relative compact as a part permission trolley of main frame.
Each rotary connector suitably limits single rotation axis, and frame part is around the single rotation axis rotation.
The rotation axis of first rotary connector can be parallel to the rotation axis of the second rotary connector.
In one embodiment of the invention, the first end of lower connecting frame portion is rotatably connected to chassis.With this
Kind mode, chassis, lower connecting frame portion, intermediate frame section and upper frame portion can be folded in a manner of concertina.
This provides the folded configuration of relative compact, wherein trolley component can surround two in the folded configuration of the relative compact
Lockable rotary connector and third rotary connector and rotate relative to each other.
Hub lock releasing uitably includes first and is engaged by locking component, is operably connected to the first locking arrangement.
Hub lock releasing may also include second and be engaged by locking component, be operably connected to the second locking arrangement.In such reality
It applying in example, the first and second one be engaged by locking in component can directly engage its corresponding locking arrangement, and first and the
Two be engaged by locking in component another its corresponding locking arrangement can be engaged via intermediary element.Therefore, machine for releasing is locked
Structure can be located near first or second rotary connector.
For example, first is engaged by locking component and can directly engage the first locking arrangement, and second be engaged by locking component can be with
Intermediary element including hub lock releasing to be connected to the second locking arrangement, or vice versa.
In the embodiment of the corresponding locking arrangement of one be wherein engaged by locking in component directly engagement, locking arrangement can
Including the first rotary part, rotatable or static second component and locking member, wherein locking member can be in lock arrangement
It is moved between release configuration, wherein preventing the first and second components from revolving relative to each other in lock arrangement around rotation axis
Turn, and allows rotary part to rotate around rotation axis relative to second component in release configuration.Locking member can be opposite
It is moved axially between its lock arrangement and its release configuration in rotation axis.Alternatively, locking member can be relative to rotation
Axis moves radially between its lock arrangement and its release configuration.Therefore, the operation of hub lock releasing suitably causes to lock
Determine the movement of engagement member, this can lead to corresponding locking member from its lock arrangement to the axially or radially shifting of its release configuration again
It is dynamic.Each be engaged by locking element can directly move in locking member it is one corresponding (for example, via be engaged by locking element and lock
Determine the direct contact of component), or being each engaged by locking element can be via the mobile corresponding locking member of intermediary element.
In one embodiment of the invention, first it is engaged by locking the corresponding locking that component directly contacts the first locking arrangement
Component and second be engaged by locking component via intermediary element contact second locking arrangement corresponding locking member.Such
In embodiment, the first locking member can be and being engaged by locking the direct contact of component with first axially (relative to rotation
Axis) mobile and the second locking member can move radially by intermediary element, and intermediary element forms the second engagement member
A part.
Since the first and second rotary connectors are effectively combined by intermediate frame section, intermediary element can position
In in intermediate frame section.In such embodiments, intermediate frame section can be it is hollow or wherein limit channel or
Cavity.In one embodiment of the invention, intermediary element is bar or cable.In the context of the present invention, bar can be reality
It is the heart or hollow, and it can have any suitable cross-sectional shape, such as round or rectangle.In addition, term " cable
Rope " includes polymer cables, metal cords, mixing material cable, monofilament cable, multifilament cable and braiding cable.In addition, intermediate
Frame part can limit inner passage or cavity, and inner passage or cavity form intermediary element can the pipeline of position in the inner.
In one embodiment of the invention, upper frame includes a pair of parallel frame element, and two upper box
Frame element surrounds the rotation axis limited by the first rotary connector and rotates together.Additionally or alternatively, central frame can wrap
A pair of parallel frame element is included, and two central frame elements can be around the rotation axis limited by the first rotary connector
And/or the rotation axis limited by the second rotary connector rotates together.
Upper frame portion includes a pair of parallel upper frame element wherein and/or intermediate frame section includes a pair of flat
In the embodiment of row central frame element, the first and/or second rotary connector may include a pair of first component spaced apart.The
One and/or second rotary connector may also include a pair of locking component.Therefore, the first rotary connector includes a pair of of lock wherein
Determine in the embodiment of component, hub lock releasing may include that a pair first is engaged by locking component, and each first is engaged by locking component
It is operably connected to corresponding locking member.
It similarly, include in the embodiment of a pair of locking component in wherein the second rotary connector, hub lock releasing can
It is engaged by locking component including a pair second, each second is engaged by locking the phase for being operatively connected to the second rotary connector
Answer locking member.For example, this may need a pair of of intermediary element, this is engaged by locking component company at by second to intermediate element configuration
It is connected to corresponding locking member.When intermediate frame element is hollow or wherein limits channel or when cavity, two cental elements
Each of part can be located in corresponding one of central frame element.
The main frame of trolley can be by supporting leg relative to chassis supports.Therefore, trolley may include supporting leg,
The supporting leg is connected to main frame in one end and is connected to chassis at its other end.In a reality of the invention
Apply in example, main frame can be supported by a pair of of supporting leg, wherein each supporting leg one end be connected to main frame and
Chassis is connected at its other end.The supporting leg of the embodiment is appropriately spaced.For example, one in supporting leg can be with
It is connected to first side on chassis, and another supporting leg may be coupled to the opposite side on chassis.
The supporting leg or each supporting leg can be rotatably connected to chassis at portion at one end, and in opposite end portion
Locate one that it can be rotatably connected in first or second rotary connector.Therefore, when trolley fold when, first or
Second connector can be moved with the arc that is limited by the length of the supporting leg or each supporting leg.Suitably, the supporting leg or
Each supporting leg is rotatably connected to the first rotary connector.This allows main frame to scratch relative to the less of chassis in use
It is bent.
Trolley is suitably motor-driven handcart.Therefore, trolley may also include one or more electric motors, arrangement
At one wheel of driving, pair of wheels or corresponding wheel.Therefore, trolley may include single-motor, driving individually from
Motor car wheel or a pair of of driven wheel or it may include a pair of of motor, each motor drives corresponding driven wheel.
Trolley generally includes be triangularly arranged three wheels, and one pair of them wheel forms the rear wheel of trolley,
And single wheel forms the front vehicle wheel of trolley.In one embodiment of the invention, trolley includes configuration triangular in shape
Three wheels, wherein front vehicle wheel is connected to chassis by subframe.Two rear wheels are suitably rotationally connected to by chassis
The axis of carrying or corresponding axis.Therefore, rear wheel may be coupled to single common axis or each wheel and may be coupled to accordingly
Axis.
Subframe can be rotatably connected to chassis.
Trolley is suitable as golf cart.Therefore, trolley may also include at least one golf bag about
Bundle device.
According to the second aspect of the invention, a kind of golf cart is provided comprising main frame, chassis and rotatable
Ground is connected at least two wheels on chassis, and wherein main frame includes upper frame portion, intermediate frame section and lower frame
Part;The first end of lower connecting frame portion is connected to chassis;The first end of upper frame portion has handle;Upper frame
Part is connected to the first end of intermediate frame section at its second end via the first rotary connector;Intermediate frame section
The second end of lower connecting frame portion is connected at its second end via the second rotary connector;First rotary connector packet
It includes the first locking arrangement and the second rotary connector includes the second locking arrangement, wherein there is each locking arrangement release to match
It sets and lock arrangement, wherein rotary connector rotates freely in release configuration, and prevents rotary connector in lock arrangement
Rotation;And trolley further includes hub lock releasing, which is operably connected to the first and second lockings
Arrangement, and be manually operable being simutaneously arranged the locking of the first and second rotary connectors arrangement in their own release
In configuration.
The optional feature for combining the first aspect of the present invention to discuss above is equally applicable to the Gao Er of second aspect of the present invention
Husband's player's cart.
Technical staff will be appreciated that, can appoint in conjunction with the feature of aspect of the invention and embodiment description and definition
What combination is combined, but regardless of whether clearly referring to specific combination herein.It is therefore contemplated that all these combinations are available for technology
Personnel use.
Detailed description of the invention
Now will only embodiments of the present invention will be described by referring to the drawings by way of example, in the accompanying drawings:
Fig. 1 is the perspective view of the golf cart according to the present invention in expansion configuration;
Fig. 2 is the perspective view of trolley shown in Fig. 1 in the folded configuration;
Fig. 3 is locked out the cross-sectional view of relieving mechanism, which forms a part of Fig. 1 trolley;
Fig. 4 is the cross-sectional view of the first rotary connector of trolley shown in Fig. 1;And
Fig. 5 is the cross-sectional view by the second rotary connector of trolley shown in Fig. 1.
Specific embodiment
To avoid doubt, technical staff be will be appreciated that, in the present specification, term " upward ", " downward ", " preceding
The references such as portion ", " rear portion ", " top ", " lower part ", " width " install such as to send out in this example when normal use as shown in the figure
The orientation of existing component.
Golf cart 2 is shown in FIG. 1.Trolley 2 includes chassis 4, and chassis 4 accommodates electric motor, gearbox
And rechargeable battery.These articles are common for motor-driven handcart, and are not shown or describe herein.Electric motor
Power is provided to be rotatably connected to a pair of of rear wheel 6a, the 6b on chassis 4.
What is extended forward from chassis 4 is the subframe 8 and fixed golf in use for carrying front vehicle wheel sub-assembly 10
The lower pouch supporting element 12 of the bottom part of bag.Subframe 8 is rotatably connected part 14 via chassis and is rotatably connected to chassis
4.Chassis is rotatably connected part 14 and can be locked in via locking mechanism (not shown) in extension configuration (as shown in fig. 1).For
The locking mechanism for being rotatably connected part 14 is operated by lower part release lever 16.
The front part restriction on chassis 4 carries handle 18, when trolley is in its folded configuration (as shown in Figure 2),
Handle 18 can be carried by this carries trolley.
What is upwardly extended from the front part on chassis 4 is the main frame of trolley, and main frame includes arranging to connect via hinge
It is connected to the lower frame component 20 on chassis 4, the intermediate frame section being made of a pair of parallel central frame element 22, He Youyi
The upper frame portion that upper frame element 24 is formed.
Handle 26 is controlled to be carried by the distal end of upper frame element 24.Control handle includes control handle 28, control rotation
Button controls the speed of motor and therefore controls the speed of trolley, and controlling handle includes a pair of of handlebar 30, in use
Trolley 2 can turn to handlebar 30 by this.
Upper frame element 24 is connected to central frame element 22 proximally by the first rotary connector 32.Below more in detail
First rotary connector 32 carefully is described.
Central frame element 22 is connected to lower frame component 20 by the second rotary connector 34.Second rotary connector
It is described more fully hereinafter in.
First rotary connector 32 and the second rotary connector 34 all have corresponding lock arrangement and release configuration, wherein
The rotation of connector 32,34 is prevented in lock arrangement, and allows connector 32,34 to rotate in release configuration.Single locking
Release lever 36 is configured to discharge two rotary connectors 32,34 in single operation (that is, two rotary connectors 32,34 are same
When be moved to they release configuration in).More fully hereinafter describe lock release lever 36 and its with the first rotary connector 32
With the relationship of the second rotary connector 34.
For the main frame for the trolley 2 being supported in its expansion configuration, a pair of of supporting leg 38 is set, this is to supporting leg 38
Chassis 4 is rotatably connected in one end and the first rotary connector is rotatably connected at its opposed end
32。
Upper pouch restraint device 40 is carried near the first rotary connector 32 by main frame.Upper pouch restraint device 40 wraps
Include belt fixed around the upper part of golf bag in use.
Fig. 2 shows the trolleys 2 in folded configuration, in which: subframe 8 and front vehicle wheel sub-assembly 10 can around chassis
Rotary connector rotation, so that subframe 8 and front vehicle wheel sub-assembly 10 are located at 4 lower section of chassis;Lower frame component 20, middle boxes
Frame element 22 and upper frame element 24 are folded in a manner of concertina around the first and second rotary connectors 32,34, are made
Obtain the near top that lower frame component 20, central frame element 22 and supporting leg 38 are entirely located in chassis 4;And upper frame
Element 24 is located near central frame element 22.
Fig. 3 illustrates in greater detail lock release lever 36 and relevant hub lock releasing.Lock release lever 36 includes upward
The main part 42 of extension, the main part 42 are engaged by bias spring 44.Release lever 36 limits operative configuration and not operation is matched
It sets, wherein the locking member of rotary connector 32,34 is released in operative configuration, and the lock release lever in not operation configuration
It is disengaged from the locking member of the first and second rotary connectors 32,34.Lock release lever 36 is biased to by bias spring 44
The configuration of its not operation.In order to which lock release lever 36 is moved to its operative configuration from the configuration of its not operation, user releases to locking
It puts bar 36 and applies upward power, this overcomes the bias of spring 44 and bar 36 is moved up.
Other than the main part 42 upwardly extended, lock release lever 36 further includes that a pair is laterally extended and (laterally prolongs
Stretch) element 46, they are connected to corresponding cable 48.Cable 48 is located in central frame element 22 and connects towards the second rotation
Fitting 34 extends downwardly.
Fig. 4 illustrates in greater detail the first rotary connector 32.When the release of lock release lever 36 and the first rotary connector 32
When associated locking mechanism, rotary connector 32 allows upper frame element 24 relative to central frame element 22 around rotation
Axis rotation.First rotary connector 32 further includes a pair of locking element 50, can be along the rotation of the first rotary connector 32
Axis is displaced outwardly.In other words, the axial movement between lock arrangement and release configuration of locking member 50 (is rotated relative to first
The rotation axis of connector).Lock arrangement is shown in figs. 3 and 4.
Rotary connector including the locking member 50 being axially movable is well known, and no longer retouches in detail herein
It states.
In the case where locking member 50 is in its lock arrangement, prevent upper frame element 24 relative to central frame member
Part 22 surrounds the rotation of first rotation.However, the operation of lock release lever 36 is so that locking member 50 moves axially outward
To its release configuration, this allows upper frame element 24 and central frame element 22 to surround the relative rotation of rotation axis again.
The main part 42 upwardly extended includes a pair of of actuator arm 52, and each actuator arm 52 terminates at inclination table of joint
Face 54, the inclined abutment surface 54 are arranged to the contact angle at 45 ° with vertical axis.The inclined abutment surface 54 of actuator arm 52 connects
Close the corresponding inclined abutment surface 56 of locking member 50.When lock release lever 36 moves up, actuator arm 52 is moved up, and
And engagement surface 54 and engagement surface 56 are interconnected so that locking member 50 is moved to it from its lock arrangement axially outward
Release configuration.
Bar 36, which moves up also, to be had the effect of so that transverse-extending member 46 moves up.This is described below to revolve to second
Turn the influence of connector.
Fig. 5 shows the operation of the locking mechanism of the second rotary connector 34.Second rotary connector 34 further includes for a pair
A pair of locking element of second locking member, 58 form.However, the first locking member 50 is axially movable locking member
(that is, being moved axially between their lock arrangement and their release configuration relative to rotation axis), and the second locking member
Part 58 is locking radial element.In other words, the second locking member 58 is between their lock arrangement and their release configuration
Rotation axis relative to the second rotary connector 34 moves radially.In this embodiment, the second locking member 58 they
Longitudinal axis between lock arrangement and their release configuration relative to central frame element 22 vertically moves.
Each cable 48 is connected to corresponding one in locking member 58 by connector arm 60, and connector arm 60 is at one end
Be connected in cable 48 at portion corresponding one and corresponding second locking member 58 is connected at the other end.Each company
It connects device arm and limits a pair of channels 64, corresponding a pair of positioning pin 66 is received in channel 64.This allows the second locking member 58
The movement of predetermined amount relative to connector arm 60, purpose are described below.
Second locking member 58 is biased to its lock arrangement by corresponding bias spring 62.
Every one end of cable 48 includes curved unci 68a, 68b.In the top end of every cables 48, crook
68a is divided to be fixed to corresponding transverse-extending member 46, and in the bottom end of every cables, unci 68b is fixed to connection
Device arm 60.In this way, when lock release lever 36 moves up, transverse-extending member 46 is also moved up, this makes again
Connector arm 60 and the second locking member 58 move up.Second locking member 58 overcome 62 bias force of bias spring to moving up
It moves so that the second locking member 58 is moved to its release configuration from its lock arrangement.
Each of first and second rotary connectors 32,34 include the stop table between predetermined locking application position
Face (not shown).In this way, lock release lever 36 can be discharged when each rotary connector initially moves, but is passed through
Stop surfaces prevent corresponding first and second locking member 50,58 back to its lock arrangement, until they are positioned at next
Lock application position.
Therefore, lock release lever 36 is moved up by user, this is moved to the first locking member 50 axially outward
It, which is discharged, configures and the second locking member 58 is made to be moved to its release configuration, and each rotary connector radially upward
32,34 start to rotate.At this point, corresponding stop surfaces prevent locking member 50,58 back to its latched position.Then it can release
Put lock release lever 36.Bias spring 44 forces lock release lever 36 to turn down to its resting position.This also make actuator arm 52 to
Under move away from the first locking member 50, but the first locking member 50 passes through the work of the stop surfaces of the first rotary connector 32
It is discharged in configuration with it is maintained at.
The release of lock release lever 36 also results in transverse-extending member 46 and moves down, this makes corresponding cable 48 downwards again
Mobile and corresponding connector arm 60 moves down.By means of the arrangement in channel 64 and positioning pin 66, connector arm 60 can phase
Second locking member 58 is moved down, because the second locking member 58 is prevented from back to its lock arrangement, until second
Locking member is aligned with the locking application position limited by stop surfaces.
When the first locking member 50 is aligned with the locking application position that the stop surfaces by the first rotary connector 32 limit
When, corresponding bias spring (not shown) forces the first locking member 50 back to its lock arrangement, and by means of the first rotation
Turn connector 32 is prevented upper frame element 24 from further rotating relative to central frame element 22 by spin locking.It is similar
Ground, when the second locking member 58 is aligned with the locking application position that the stop surfaces by the second rotary connector 34 limit, partially
Setting spring 62 forces the second locking member 58 to return to their lock arrangement, and is revolved by means of the second rotary connector 34
Twist lock is fixed and prevents the further rotating relative to lower frame component 20 of central frame element 22.
Technical staff will from the discussion above in it is appreciated that, trolley 2 can be locked in its expansion as shown in Figure 1 and match
In setting, and trolley 2 can be locked in its folded configuration as shown in Figure 2.
Claims (16)
1. a kind of for supporting the foldable pushcart of article in use, trolley includes main frame, chassis and rotatably
At least two wheels on chassis are connected to, wherein main frame includes upper frame portion, intermediate frame section and lower frame portion
Point;The first end of lower connecting frame portion is connected to chassis;The first end of upper frame portion has handle;Upper frame portion
Divide the first end for being connected to intermediate frame section via the first rotary connector at its second end;Intermediate frame section
The second end of lower connecting frame portion is connected to via the second rotary connector at its second end;First rotary connector
It include the second locking arrangement including the first locking arrangement and the second rotary connector, wherein each locking arrangement has release
Configuration and lock arrangement wherein rotary connector rotates freely in release configuration, and wherein prevent from rotating in lock arrangement
Connector rotation;And trolley further includes hub lock releasing, and hub lock releasing is operably connected to first and second
Locking arrangement, and hub lock releasing is manually operable to arrange simultaneously the locking of both the first and second rotary connectors
Ground is arranged in their own release configuration.
2. foldable pushcart according to claim 1, which is characterized in that hub lock releasing includes being operably connected
First to the first locking arrangement is engaged by locking component connection.
3. foldable pushcart according to claim 2, which is characterized in that hub lock releasing further includes operationally connecting
It is connected to the second of the second locking arrangement and is engaged by locking component connection.
4. foldable pushcart according to claim 3, which is characterized in that first be engaged by locking component and second locking connect
One in the component directly corresponding locking of engagement is closed to arrange, and first is engaged by locking component and second and is engaged by locking in component
Another engages corresponding locking arrangement via intermediary element.
5. foldable pushcart according to claim 4, which is characterized in that first, which is engaged by locking component, directly engages first
Locking arrangement, and second be engaged by locking component include hub lock releasing is operatively coupled to the second locking arrangement cental element
Part.
6. according to foldable pushcart described in claim 4 or claim 5, which is characterized in that intermediary element is located at centre
In frame part.
7. the foldable pushcart according to any one of claim 4 to 6, which is characterized in that the intermediary element is bar
Or cable.
8. foldable pushcart according to any one of claim 1 to 7, which is characterized in that the upper frame portion
Including a pair of parallel upper frame element, and first rotary connector limits first rotation, two upper box
Frame element is rotated around the first rotation.
9. foldable pushcart according to any one of claim 1 to 8, which is characterized in that the intermediate frame section
Including a pair of parallel central frame element, and second rotary connector limits the second rotation axis, two middle boxes
Frame element is rotated around second rotation axis.
10. foldable pushcart according to any one of claim 1 to 9, which is characterized in that the main frame includes branch
Support leg, the supporting leg are connected to one in the frame part or one in the rotary connector at portion at one end,
And the chassis is connected at the other end.
11. foldable pushcart according to claim 10, which is characterized in that the main frame includes a pair of of supporting leg,
Each supporting leg is connected to one in the frame part or one in the rotary connector at portion at one end, and another
An end portion is connected to the chassis.
12. according to claim 10 or claim 11 described in foldable pushcart, which is characterized in that the supporting leg is every
A supporting leg is rotatably connected to the chassis at portion at one end, and the supporting leg or each supporting leg are at opposed end
One be rotatably connected in first or second rotary connector.
13. foldable pushcart according to any one of claim 1 to 12, which is characterized in that the chassis includes electricity
Dynamic motor, the electric motor are arranged to drive at least one of described wheel.
14. foldable pushcart according to any one of claim 1 to 13, which is characterized in that the trolley includes
The front vehicle wheel on the chassis is connected to via subframe.
15. foldable pushcart according to claim 14, which is characterized in that the subframe is rotatably connected to institute
State trolley.
16. according to claim 1 to foldable pushcart described in any one of 15, which is characterized in that the trolley is matched
It is set to golf cart and including at least one golf bag restraint device.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB201619169 | 2016-11-11 | ||
GB1619169.4 | 2016-11-11 | ||
PCT/GB2017/053406 WO2018087569A1 (en) | 2016-11-11 | 2017-11-10 | Collapsible trolley |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110121455A true CN110121455A (en) | 2019-08-13 |
Family
ID=60702826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780072316.3A Pending CN110121455A (en) | 2016-11-11 | 2017-11-10 | Foldable pushcart |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN110121455A (en) |
GB (1) | GB2571485B (en) |
WO (1) | WO2018087569A1 (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW376056U (en) * | 1998-08-14 | 1999-12-01 | Shang-Qing Xie | Collapsing structure for the golf cart |
CN2931224Y (en) * | 2006-07-21 | 2007-08-08 | 中山市隆成日用制品有限公司 | Baby-carrier framework with seat changement |
TWM325960U (en) * | 2006-09-29 | 2008-01-21 | Golden Point Marketing Ltd | Folding control mechanism for baby stroller |
CN101678853A (en) * | 2007-05-21 | 2010-03-24 | 普莱股份有限公司 | infant pushchair |
US8104777B2 (en) * | 2008-06-16 | 2012-01-31 | Unique Product & Design Co., Ltd. | Golf cart collapsible device |
CN203111243U (en) * | 2012-07-13 | 2013-08-07 | 图勒儿童交通工具系统有限公司 | Folding passenger cart |
CN205168598U (en) * | 2015-11-03 | 2016-04-20 | 昆山威凯儿童用品有限公司 | Foldable baby stroller |
CN205365921U (en) * | 2015-11-09 | 2016-07-06 | 稳正企业股份有限公司 | Folding stroller |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2340795B (en) * | 1998-08-14 | 2001-11-07 | Shieh Shanq Ching | Foldable golf cart |
NL1018648C2 (en) * | 2001-07-27 | 2003-02-03 | All Our Kids Europ B V | Child buggy has foldable frame in which wheels are fitted, frame having parts which extend from front wheels to hand grip, frame parts each having adjustment hinge |
ATE492453T1 (en) * | 2005-09-17 | 2011-01-15 | Link Treasure Ltd | FRAME FOR A STROLLER WITH A MECHANISM FOR CHANGING THE SEAT DIRECTION |
-
2017
- 2017-11-10 WO PCT/GB2017/053406 patent/WO2018087569A1/en active Application Filing
- 2017-11-10 CN CN201780072316.3A patent/CN110121455A/en active Pending
- 2017-11-10 GB GB1908339.3A patent/GB2571485B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW376056U (en) * | 1998-08-14 | 1999-12-01 | Shang-Qing Xie | Collapsing structure for the golf cart |
CN2931224Y (en) * | 2006-07-21 | 2007-08-08 | 中山市隆成日用制品有限公司 | Baby-carrier framework with seat changement |
TWM325960U (en) * | 2006-09-29 | 2008-01-21 | Golden Point Marketing Ltd | Folding control mechanism for baby stroller |
CN101678853A (en) * | 2007-05-21 | 2010-03-24 | 普莱股份有限公司 | infant pushchair |
US8104777B2 (en) * | 2008-06-16 | 2012-01-31 | Unique Product & Design Co., Ltd. | Golf cart collapsible device |
CN203111243U (en) * | 2012-07-13 | 2013-08-07 | 图勒儿童交通工具系统有限公司 | Folding passenger cart |
CN205168598U (en) * | 2015-11-03 | 2016-04-20 | 昆山威凯儿童用品有限公司 | Foldable baby stroller |
CN205365921U (en) * | 2015-11-09 | 2016-07-06 | 稳正企业股份有限公司 | Folding stroller |
Also Published As
Publication number | Publication date |
---|---|
WO2018087569A1 (en) | 2018-05-17 |
GB2571485B (en) | 2022-08-10 |
GB201908339D0 (en) | 2019-07-24 |
GB2571485A (en) | 2019-08-28 |
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