CN202908042U - Luggage box with wheels - Google Patents
Luggage box with wheels Download PDFInfo
- Publication number
- CN202908042U CN202908042U CN 201220369064 CN201220369064U CN202908042U CN 202908042 U CN202908042 U CN 202908042U CN 201220369064 CN201220369064 CN 201220369064 CN 201220369064 U CN201220369064 U CN 201220369064U CN 202908042 U CN202908042 U CN 202908042U
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- Prior art keywords
- luggage case
- wheel
- controlled
- motion
- belt wheel
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- Expired - Lifetime
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- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
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Abstract
The utility model relates to a luggage box with wheels. The luggage box is provided with one or more controlled wheels for controlling the track and steering improvement of the luggage box when the luggage box moves. The utility model provides a supporting structure of a luggage box body; the supporting structure comprises a plurality of separated wheels and at least one offset piece; and the offset piece is operated by certain torque, so that that at least one wheel is limited in at least one angular position relative to the angular motion of the bottom in a releasing mode. Suitably, the angular position corresponds to one ideal motion direction.
Description
The cross reference of related application
The application requires to apply for that the people is the priority of the U.S. Provisional Application 61/602,944 in February 24 in 2012, and its content is hereby incorporated by reference.
Technical field
The utility model embodiment relates to the luggage case of belt wheel.Particularly, the utility model relates to the luggage case of belt wheel, and it is with one or more controlled wheels, for providing the luggage case track when luggage case moves and turning to improved control.
Background technology
In order to solve the difficulty of carrying luggage, developed the luggage case of belt wheel.The luggage case of belt wheel refers to various chest and the bags that adopted roller devices, and it allows user's luggage that rolls to substitute and carrying luggage.The luggage case of belt wheel is used for assisting the handle that transports with one usually, usually adopts a plurality of the wheel in the design of luggage case.These are taken turns is the prominent features of luggage case, usually supports weight and the rolling of luggage case, rolls at any ideal orientation to allow luggage case.The luggage case of belt wheel has alleviated the misery of carrying luggage usually, but sometimes difficult control and turning to, especially in crowded or restricted zone.
Most this luggage cases are used for carrying goods or personal belongings, and usually with four wheels, each is taken turns and can rotate freely 360 degree.It is desirable to, luggage case can move in any direction and be unrestricted or only need very little power to rotate or mobile luggage case.This allows user to the position of luggage case or towards making adjustment, and especially it is being moved or low speed moves more short-range the time from resting position.
In fact, this usually can cause turning to difficulty, perhaps when needs are straight-line, perhaps when walking around corner or process bend.And, when the user moves with fast speed, be used for casing in different or oblique lip-deep drift, usually difficulty turns to or handles luggage case.And the user must require great effort to keep to the control of luggage case or to luggage case and turn to, especially motion for fair speed desirable path in the straight line basically.
The utility model content
The utility model provides a kind of luggage case of belt wheel, comprising:
One luggage box main body, this main body comprise a bottom and a sidepiece, and described bottom and described sidepiece intersect;
A plurality of parallel wheels that separate, these are taken turns and are supported on the described bottom, and each takes turns installation portion and a rolling element that is connected to described bottom with, and described rolling element can rotate around a pivot that is substantially perpendicular to described bottom;
One biasing member, this biasing member comprises one first element and one second element, described the second element can rotate relative to described the first element, described biasing member can operate with releasedly with described the second element at the movement limit of relatively described the first element at least one position, angle;
Wherein, the described bottom of described the first elements relative is fixing rotationally, and at least one rolling element of described the second elements relative is fixing rotationally, thereby defines the first controlled wheel.
The utility model also provides a kind of luggage case of belt wheel, the luggage case main body that comprises the belt wheel biasing member, the described biasing member of taking turns comprises one first element and one second element, described the second element can rotate relative to described the first element, described take turns biasing member can operate with releasedly with the movement limit of described the first element of described the second elements relative at least one position, angle.
Eligibly, the direction of motion of position, described at least one angle corresponding ideal.In other positions, angle, the described wheel with biasing member can operate to allow free rotation, until biasing member resets (re-registration).In addition or perhaps, biasing member can operate with described at least one the wheel to desirable position, angle of setovering when departing from desirable position, angle.
Description of drawings
Describe the utility model below in conjunction with accompanying drawing, accompanying drawing only is exemplary not have limitedly, and similarly Reference numeral refers to similar or corresponding parts, in the accompanying drawing:
Fig. 1 is the stereogram of the luggage case of belt wheel, shows sidepiece and bottom, and described bottom support is a plurality of takes turns;
Fig. 2 is the cutaway view of a controlled embodiment who takes turns;
Fig. 3 is the schematic plan view of luggage case of the belt wheel of Fig. 1, illustrates one and trails the controlled of first direction of motion and take turns;
Fig. 4 a is the schematic plan view of luggage case of the belt wheel of Fig. 1, and two controlled wheels that are illustrated in the motion of first direction of motion are positioned on the longitudinal axis;
Fig. 4 b is the schematic plan view of luggage case of the belt wheel of Fig. 1, and two controlled wheels that are illustrated in the motion of second direction of motion are positioned on the longitudinal axis.
The specific embodiment
When the parts of the embodiment that describes luggage case and variation thereof, identical Reference numeral is used for changing or the identical or similar element of embodiment.
With reference now to Fig. 1,, is shown 10 according to the luggage case integral body of belt wheel of the present utility model.Luggage case 10 comprises main body 11, and main body 11 comprises a bottom 12 and one or more sidepiece 14.In certain embodiments, luggage case can comprise five sidepiece 14a-e (being top, left part, right part, front and rear).Other embodiment of luggage case 10 can comprise more than or be less than five sidepieces.The bottom 12 of luggage case 10 and a plurality of sidepiece 14 can limit a main storage compartment.Each sidepiece 14 can be substantial rectangular, to form substantially parallel hexahedral luggage case 10.In certain embodiments, sidepiece 14 can be other shapes, luggage case 10 is defined as substantially parallel hexahedron other shapes in addition.In certain embodiments, luggage case 10 can comprise that one is connected to the handle 16 of one or more sidepieces 14, in order to movement, mention, control luggage case 10 or luggage case 10 is turned to.Handle 16 can take in the main body of luggage case 10, and can with the 14 coplanar extensions of a sidepiece.In other embodiment of handle 16, handle can be integral with a sidepiece 14, is perhaps made and be connected to a sidepiece 14 by flexible material.In below describing, handle 16 basically coplanar formula is installed on the sidepiece 14 that intersects with bottom 12, but be appreciated that handle 16 can be arranged to other forms, those skilled in the art can reset, replace or take away handle and do not deviate from purport of the present utility model and scope.
Fig. 2 shows according to 20 the embodiment of taking turns of the present utility model.For purposes of illustration, the structure of the embodiment of wheel 20 is divided into four master units or combination, rolling element 50, fork body 52, root 54 and installation portion 56.Be appreciated that in this exemplary embodiment root 54 comprises pivot, rolling element 50 rotates around this pivot relative to installation portion 56 with fork body 52.Preferably, installation portion 56 is supported on the bottom 12 of luggage case 10 and can be fixed thereon rotatably.Be appreciated that can will take turns 20 with other structures is supported on the bottom 12.Term " connection " (for example attach, be coupled, engage, in conjunction with etc.) is appreciated that very wide in rangely, between parts connect intermediate member can be arranged, and between the parts relative motion can be arranged.Therefore, when relating to the wheel 20 of this specification and miscellaneous part, " connection " may not refer to that two parts directly connect and each other the position fix.
Fig. 2 also shows one and takes turns biasing member, and its operation is with the angular relationship of the parts of limited wheel 20 releasedly.Described biasing member comprises that the first element 60 and the second element 62, the second elements 62 can rotate relative to the first element 60.And installing component 56 is fixing relatively rotationally for the first element 60, thereby bottom 12 is fixing relatively; Fork 52 and rolling element 50 are fixing relatively rotationally for the second element 62.
In this exemplary embodiment, the first element 60 and the second element 62 comprise the first and second magnetic elements.Owing to do not have contact-making surface and do not have part to wear and tear, use the advantageous particularly of magnetic element restriction rotation.The first element 60 and the second element 62 can be in the coaxial relation that separates, so that a plurality of surfaces to be provided.
It will be understood by those skilled in the art that and to use excitation and keep other devices of desired position and do not detract purport of the present utility model and scope.For example, other embodiment of the first element 60 and the second element 62 can comprise one or more spring-loaded plungers that match with recess that align with the interval or ball.In another embodiment, a center-pole can be positioned at root 54 up and down or in the outside of root 54, to produce similar locating effect.
In this exemplary embodiment, magnetic element can comprise at least one permanent magnet.More specifically, provide magnetic element so that each at least one pair of magnetic component is related with in the first element 60 and the second element 62 each, the first element 60 and the second element 62 separate to provide little the air gap between the magnetic component that produces magnetic flux, described magnetic flux can provide releasable restriction effect when the magnetic component is axially aligned, thus consist of between the first element 60 and the second element 62 the bias force of desirable angular relationship.
In another embodiment, the first element 60 and/or the second element 62 can comprise that more than a discrete element this discrete element encourages the first element 60 and the second element 62 to reset more than a kind of angular relationship each other.In addition or or, described biasing member can operate with when leaving desired angle and concern with described at least one take turns the desired angle relation that biases to.
In this exemplary embodiment, when the first element 60 and the second element 62 alignd toward each other, magnetic flux limited the rolling of rolling element 50 and fork 52 relative installation portions 56 releasedly, and installation portion 56 is mutual with the bottom 12 of luggage case 10.This structure generation the first state A and the second state B, the first state rolling element 50 can be relatively bottom 12 Free-rollings, be limited in releasedly one or more desirable positions, angle at the second state rolling element 50.For the purpose of this specification, match to produce the wheel 20 of the first state A and the second state B with biasing member and take turns 21 for controlled.
Preferably, the moment of torsion that can select to apply discharges the joint of biasing element, with the feature of reflection luggage case 10, and the condition of size, capacity or expection operation for example.Be appreciated that, each encourages the option means of the first element 60 and the second element 62 location to can be designed as maybe and can regulate, come separately the first state A and the second state B to present one or more torque threshold, can be with respect to bottom 12 Free-rollings at the first state A rolling element 50, limited at the second state B rolling element 50.
For example, when adopting magnetic element, surpass surface area, intensity and the air gap that the required moment of torsion of magnetic flux depends on magnet.When adopting spheroid and recess, required moment of torsion can be the function of various structures feature, for example the size of recess and spheroid or spring constant.
In addition, when the first element 60 and/or the second element 62 comprised more than a setting element, required design or adjustable threshold value can be identical for each setting element, and be perhaps different for each desirable relative angular position.
Fig. 3 shows the schematic plan view of an embodiment of the present utility model, and wherein luggage case 10 is subject to the support of a plurality of rolling elements 50.Although this embodiment shows four rolling elements 50, the quantity and arranging that it will be understood by those skilled in the art that rolling member can change and not deviate from purport of the present utility model and scope.In this particular figure, luggage case 10 also controlled taken turns 21 and is connected with being connected with three wheels 20.For the purpose of explanation operation of the present utility model, luggage case 10 is shown with the head 70 of first direction of motion 40 and bottom 12 and afterbody 80.
Among Fig. 3, three wheels 20 do not connect biasing member, therefore forever for the first state A.Controlledly take turns 21 and can in the first state A and the second state B operation, depend on how the user applies power to luggage case 10 and realize mobile.In this situation, when the user pushes away luggage case with first direction 40, controlledly take turns 21 and be shown and enter the second state B.
With releasable constrained state B operation the time, if controlledly take turns 21 and be positioned near near the afterbody 80 of luggage case 10, can be advantageous particularly.This has strengthened the control of luggage case,, turns near head 70 at least one limited wheel near afterbody 80 so that its steering mode is similar to common motor vehicle.But this is not necessary, can not consist of restriction of the present utility model.
During operation, if push away the luggage case of Fig. 3 with the direction that obviously is different from first direction of motion 40, second direction of motion 42 is for example controlledly taken turns 21 and can be released and enter the first state A.
In another embodiment of the present utility model, can have more than one controlled take turns 21 with 20 combine more than a wheel.For example, can there be two controlledly to take turns 21 and be positioned near the afterbody 80, controlledly take turns 21 and discharge and be detained caused effect to strengthen.
Fig. 4 a and 4b show another embodiment, wherein controlledly take turns 21 and are positioned on the longitudinal axis 30 at least two.In addition, every a pair of controlled on the longitudinal axis 30 taken turns 21 biasing member and is suitable for operating in the opposite direction; One when pushing away luggage case 10 with first direction 40 operation cause corresponding controlledly take turns 21 and being in the second state B, one when moving with equidirectional operation cause controlledly taking turns 21 and being in the first state A accordingly.
In this exemplary embodiment, controlledly take turns 21 and be arranged to take turns near afterbody 80 controlled in when motion and be in the second state B and be in the first state A near controlled wheel of head 70, but these can not deviate from purport of the present utility model and scope mutually on the contrary.
Can find out from Fig. 4 a, when pushing away luggage case with first direction 40, take turns 21 near afterbody 80 controlled and be in the second state B.Can find out from Fig. 4 b, when pushing away luggage case with second direction 42, samely controlledly take turns 21 and be in the first state A.This has caused a special aspect of the present utility model, luggage case 10 can be designed as releasedly controlledly takes turns 21 and is limited in one or more desirable directions of motion 40 one or more, 42, so that be in the first state A controlled take turns 21 always with the direction of arbitrary design near front 70, thereby improve with reference to the control of figure 3 described luggage cases and the easness that turns to.
Another aspect of the present utility model can arrange controlled 21 the position moment to reduce to be produced between the handle 16 and controlled wheel of taking turns when the second state B operates.Moment is normally defined causing that Objects around A one axle rotates measuring of the moment of torsion produce, and it equals power and multiply by line of force to the vertical range of this axle.Thus, this axle can be that often be in the second state B controlled taken turns 21 pivot, and described vertical range can be according to the position measurement of user's transmission power to luggage case 10.
In the practice, the handle 16 of luggage case 10 is typically designed to and can takes in case so that store and fast use, thus the easness that the user who improves uses.The mode that handle 16 is installed usually is so that it is basically concordant with a sidepiece 14.This can maximize the available storing capacity of luggage case 10.Therefore, in one embodiment, controlled 21 the position of taking turns can be set, so that the sidepiece 14 that the longitudinal axis 30 connects near handles 16.It will be understood by those skilled in the art that the setting that in scope of the present utility model, can adopt other and towards.
Be appreciated that this specification is to explanation of the present utility model, it will be understood by those skilled in the art that other embodiment in purport of the present utility model and the scope.All lists of references are hereby incorporated by reference.The front provides non-limiting embodiment more of the present utility model, is appreciated that aforesaid combination, subset and variation.Scope of the present utility model is defined by claim.
In some cases, use " end " to describe parts, this " end " has special characteristic and/or links to each other with another parts.But, it will be understood by those skilled in the art that the utility model is not limited to directly to end at the parts with the tie point of miscellaneous part.Therefore, term " end " should broadly be understood, comprise close, forward, by rear or near the zone of the end of particular element, connection, parts, assembly etc.Directly or indirectly in method of definition, with a kind of possible operating sequence various steps and operation are described at this, but it will be understood by those skilled in the art that can reset, replacement or delete step and operation and do not deviate from purport of the present utility model and scope.More than describe and accompanying drawing to should be understood to only be exemplary and do not have limited.Can change details and structure and do not deviate from purport of the present utility model and the scope that claims limit.
Claims (16)
1. the luggage case of a belt wheel is characterized in that, comprising:
One luggage box main body, this main body comprise a bottom and a sidepiece, and described bottom and described sidepiece intersect;
A plurality of parallel wheels that separate, these are taken turns and are supported on the described bottom, and each takes turns installation portion and a rolling element that is connected to described bottom with, and described rolling element can rotate around a pivot that is substantially perpendicular to described bottom;
One biasing member, this biasing member comprises one first element and one second element, described the second element can rotate relative to described the first element, described biasing member can operate with releasedly with described the second element at the movement limit of relatively described the first element at least one position, angle;
Wherein, the described bottom of described the first elements relative is fixing rotationally, and at least one rolling element of described the second elements relative is fixing rotationally, thereby defines the first controlled wheel.
2. the luggage case of belt wheel as claimed in claim 1, it is characterized in that, also comprise a longitudinal axis, this longitudinal axis extends through two in described a plurality of parallel wheel that separates, this longitudinal axis is arranged essentially parallel to the described intersection of described bottom and described sidepiece and limits one first direction of motion and one second direction of motion, wherein, the described first controlled wheel is limited in described first direction of motion and described second direction of motion at least one releasedly.
3. the luggage case of belt wheel as claimed in claim 2 is characterized in that, also comprises a biasing member, and this biasing member is connected to a wheel outside the described first controlled wheel, defines the second controlled wheel.
4. the luggage case of belt wheel as claimed in claim 3 is characterized in that, the described first controlled wheel with the described second controlled wheel at the described longitudinal axis separates.
5. the luggage case of belt wheel as claimed in claim 4 is characterized in that, also comprises the leader, and described handle is connected to described luggage case main body, wherein said handle, described first controlled take turns with second controlled take turns basically coplanar.
6. such as the luggage case of the belt wheel in the claim 4, it is characterized in that the described first controlled wheel is limited in described first direction of motion releasedly, the described second controlled wheel is limited in described second direction of motion releasedly.
7. the luggage case of belt wheel as claimed in claim 1, it is characterized in that, described the first element comprises one first magnet, described the second element comprises one second magnet, wherein said the first magnet is set to have relative a plurality of with described the second magnet, and described relative a plurality of faces separate to limit a gap.
8. the luggage case of belt wheel as claimed in claim 1 is characterized in that, described biasing member can operate with releasedly with the movement limit of described the first element of described the second elements relative in position, a plurality of angle.
9. the luggage case of a belt wheel, it is characterized in that, the luggage case main body that comprises the belt wheel biasing member, the described biasing member of taking turns comprises one first element and one second element, described the second element can rotate relative to described the first element, described take turns biasing member can operate with releasedly with the movement limit of described the first element of described the second elements relative at least one position, angle.
10. the luggage case of belt wheel as claimed in claim 9, it is characterized in that, also comprise at least one rolling element that is connected to described luggage case main body, the described luggage case main body of wherein said the first elements relative is fixing rotationally, the described at least one rolling element of described the second elements relative is fixing rotationally, thereby limits one first controlled the wheel.
11. the luggage case of belt wheel as claimed in claim 10 is characterized in that, also comprises a longitudinal axis, the described longitudinal axis defines one first direction of motion, and wherein, the described first controlled wheel is limited on described at least first direction of motion releasedly.
12. the luggage case of belt wheel as claimed in claim 11, it is characterized in that, comprise that also one is connected to second of described luggage case main body and takes turns biasing member, the wherein said longitudinal axis defines second direction of motion opposite with described first direction of motion, and the wherein said first controlled wheel also is limited on described second direction of motion releasedly.
13. the luggage case of belt wheel as claimed in claim 10 is characterized in that, also comprises one second controlled the wheel, the wherein said first controlled wheel with the described second controlled wheel at a longitudinal axis separates, and the described longitudinal axis limits one first direction of motion and one second direction of motion.
14. the luggage case of belt wheel as claimed in claim 13 is characterized in that, also comprises the leader, described handle is connected to described luggage case main body, wherein said handle, described first controlled take turns with second controlled take turns basically coplanar.
15. the luggage case of belt wheel as claimed in claim 13 is characterized in that, the described first controlled wheel is limited in described first direction of motion releasedly, and the described second controlled wheel is limited in described second direction of motion releasedly.
16. the luggage case of belt wheel as claimed in claim 9, it is characterized in that, described the first element comprises one first magnet, described the second element comprises one second magnet, wherein said the first magnet is set to have relative a plurality of with described the second magnet, and described relative a plurality of faces separate to limit a gap.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261602944P | 2012-02-24 | 2012-02-24 | |
| US61/602944 | 2012-02-24 | ||
| US13/546386 | 2012-07-11 | ||
| US13/546,386 US8875855B2 (en) | 2012-02-24 | 2012-07-11 | Wheeled luggage case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202908042U true CN202908042U (en) | 2013-05-01 |
Family
ID=48156404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220369064 Expired - Lifetime CN202908042U (en) | 2012-02-24 | 2012-07-27 | Luggage box with wheels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202908042U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107411281A (en) * | 2017-04-19 | 2017-12-01 | 甘宗琳 | It is easy to the luggage case of trip |
-
2012
- 2012-07-27 CN CN 201220369064 patent/CN202908042U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107411281A (en) * | 2017-04-19 | 2017-12-01 | 甘宗琳 | It is easy to the luggage case of trip |
| CN107411281B (en) * | 2017-04-19 | 2019-08-30 | 甘宗琳 | Convenient for the luggage case of trip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: PROPULSION TRAVELLING INTERNATIONAL CO., LTD. Free format text: FORMER OWNER: HOLIDAY GROUP HOLDINGS INC. Effective date: 20140117 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140117 Address after: Pokhara, Florida, USA Patentee after: Travelpro International, Inc. Address before: Ontario, Canada Patentee before: TRAVELPRO INTERNATIONAL, Inc. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20200708 Address after: Pokhara, Florida, USA Patentee after: Advance Travel Products Co.,Ltd. Address before: Pokhara, Florida, USA Patentee before: Travelpro International, Inc. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |
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| CX01 | Expiry of patent term |