CN202573933U - Liftable double-layered carriage and showing vehicle comprising same - Google Patents
Liftable double-layered carriage and showing vehicle comprising same Download PDFInfo
- Publication number
- CN202573933U CN202573933U CN 201220137920 CN201220137920U CN202573933U CN 202573933 U CN202573933 U CN 202573933U CN 201220137920 CN201220137920 CN 201220137920 CN 201220137920 U CN201220137920 U CN 201220137920U CN 202573933 U CN202573933 U CN 202573933U
- Authority
- CN
- China
- Prior art keywords
- envelope
- carriage
- type
- platform
- internal layer
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Types And Forms Of Lifts (AREA)
Abstract
The utility model relates to a liftable double-layered carriage and a showing vehicle comprising the same, belonging to the field of vehicle mechanical equipment. The liftable double-layered carriage comprises carriage bodies which are mutually connected, and a chassis which is supported at the bottom of the carriage bodies; the liftable double-layered carriage is characterized by further comprising a lifting system; the carriage bodies are two layers of carriage bodies and the two layers of carriage bodies comprise an outer layer carriage body and an inner layer carriage body, wherein the outer layer carriage body is sleeved outside the inner layer carriage body and the outer layer carriage body is connected with the lifting system; and the chassis is supported at the bottom of the inner layer carriage body. Compared with the prior art, the utility model provides a carriage and a vehicle, which are provided with more spaces capable of being efficiently applied, on the basis of sufficiently utilizing the existing carriage space and guaranteeing the operation safety of the vehicle; the utilization space of an original carriage is increased, and the whole operation safety and the outer coordination beauty of the vehicle can be guaranteed; and the stability is obvious and the economic cost is low, so that the liftable double-layered carriage and the showing vehicle comprising the same are suitable for being popularized and applied in relative fields.
Description
Technical field
The utility model relates to a kind of liftable double layer carriage and comprises the exhibition vehicle in this compartment, belongs to the vehicle mechanical apparatus field.
Background technology
At present, the carriage body structure of vehicle is generally taked single layer designs, and single layer designs is beneficial to the stability that keeps compartment and vehicle overall operation; But, very limited in function aspects, for example; In the product recommendations method taked of promoted extension for the expansion product, the extraordinary exhibition vehicle of widespread use, these vehicles are in product recommendations and show activity; Main with the display platform of compartment as product, though motor-driven convenient, novel form, be not subject to environmental concerns such as region landform, show with respect to the fixed location and greatly reduce cost; The space that these exhibition vehicles can utilize is very limited, only limits to the area of conter of itself, causes area of section little; Spatial division is single, can not provide as increasing the places such as shopping space of the comfortable experience of client, thus; The product introduction needs of low side can only be reached reluctantly, the high-end demand that provides can't be expanded; For another example, among the customer group that automobile is bought, ubiquity is to the high request of environment space, and for relatively independent, quiet, a comfortable space that can be used for further understanding properties of product and business meeting, basically all being that the client is desired has.To this, some vehicle design increases expansion platform to satisfy popularization needs and customer demand, still, and repeated usage poor effect and building process more complicated.
Therefore, need badly and a kind ofly be beneficial to existing space, compartment of abundant use and support vehicles safe in operation and can provide convenience practical extra compartment of expanding space and vehicle.
The utility model content
The purpose of the utility model is to the problems referred to above; A kind of liftable double layer carriage is provided and comprises the exhibition vehicle in this compartment; When realizing increasing original compartment usage space, the space, compartment can be accessed fully effectively utilize, and guarantee the overall operation safety of vehicle.
The technical scheme that the utility model is dealt with problems is: a kind of liftable double layer carriage; Comprise interconnective envelope and the chassis that is supported on the envelope bottom, it is characterized in that: also comprise jacking system, said envelope is double-deck envelope; Said double-deck envelope comprises outer envelope and internal layer envelope; Wherein, it is outside that said outer envelope is set in the internal layer envelope, and said outer envelope is connected with said jacking system; Said chassis supports is in the bottom of said internal layer envelope.
Further, said internal layer envelope fixedly installs, and said outer envelope is the Liftable type setting, and it is separate to be in the outer envelope and the internal layer envelope that rise done state, and the outer envelope and the internal layer envelope that are in the decline done state are the closed type one.
Further, said chassis is the low flat bed semi trailer chassis that has gooseneck; Further, said outer envelope is positioned at the rear portion of said gooseneck, and said outer envelope is set in the internal layer envelope outside at said gooseneck rear portion.
Further; Said outer envelope goes up and down through said jacking system, and said jacking system comprises interconnective elevator, guide track and pillar stiffener, wherein; Said elevator is arranged on the bottom of said guide track, and said pillar stiffener is connected with said guide track through track adjusting wheel; The top of said pillar stiffener is connected with the top of said outer envelope, and said elevator is connected with the bottom of said outer envelope; Said track adjusting wheel can be slided in said guide track.
Further; Said jacking system has four groups; Said four groups of jacking systems are the H type and distribute, and every group of jacking system is positioned at the summit of H type, is connected with commutator through transmission shaft between every group of jacking system; Said four groups of jacking systems are by motor-driven, and said motor is connected with the commutator of the midway location of four groups of jacking systems that are positioned at the distribution of " H " type.
Further; The liftable double layer carriage of the utility model also comprises platform; Said platform comprises turnover type platform and plug-type platform, and said turnover type platform is arranged on the side of said internal layer envelope, and said plug-type platform is arranged on the top of said internal layer envelope.
Further, interconnect through attic ladder between said turnover type platform and the plug-type platform, said attic ladder is arranged on said turnover type platform and plug-type platform is inner, and said attic ladder is plug-type.
Further, said elevator is the screw thread elevator; Said turnover type flat-bed quantity is two, and said plug-type flat-bed quantity is one; Said outer envelope and said plug-type platform near a side be open type.
Said platform also comprises expansion platform, and said expansion platform is arranged on the sidewall of said internal layer envelope and/or outer envelope.
Said turnover type platform places in the side skeleton of internal layer envelope, is driven by push-rod electric machine, launches and reclaims through switch control, and it is as connecting the stair of two-layer envelope up and down during expansion; After the use, said turnover type platform turnover is reclaimed, make in its side skeleton that places the internal layer envelope, do not have outstanding structure, the coordination that is beneficial to normal operation of the safety that guarantees vehicle and overall appearance is attractive in appearance.
Said plug-type platform is driven by push-rod electric machine; Launch and reclaim through switch control, it can be as connecting the stair of two-layer envelope up and down, during recovery during expansion; Be contained in the car top, the coordination of normal operation of the safety of assurance vehicle and overall appearance is attractive in appearance.
The attic ladder that is provided with in said turnover type platform and the plug-type platform can be interconnected to form the stair downstairs of going up that meet relevant criterion when pulling out; After use, it is inner that each attic ladder pushes back to each platform, can not exceed each flat-bed contour dimension, thereby the alerting ability of each flat-bed turnover and push-and-pull is ensured, simultaneously, also makes the outward appearance of envelope keep coordination, attractive in appearance.
Can also be provided with overhead door on the sidewall of said internal layer envelope and/or on the sidewall of said outer envelope, propaganda facility or other devices that need be provided with such as LED display can be set in the overhead door.
The utility model another technical scheme of dealing with problems is: a kind of exhibition vehicle of liftable double layer carriage as stated that has is provided.
When using the liftable double layer carriage of the utility model; Start total drive motor of said jacking system; Make and respectively organize jacking system under the driving of motor, also balancedly make said outer envelope rise to desired location synchronously, form relatively independent two sheaf spaces up and down; Then; Start each push-rod electric machine and respectively each self-corresponding turnover type platform and plug-type platform are launched, through operating handle the attic ladder in each platform is pulled out, then; Successively attic ladder is opened one by one from the bottom to top; The stair of going downstairs on the composition interconnect each platform, supply related personnel's turnover two layers of envelopes use up and down; Then, open devices such as expansion platform set on each envelope and overhead door, divide application such as arrange exhibits, consult in the space, commander more according to actual needs.
Use when double-deck space and to finish or need set out on a journey when going; Start total drive motor of said jacking system; Make and respectively organize jacking system under the driving of motor, also balancedly make said outer envelope drop to initial position synchronously, make said outer envelope and said internal layer envelope closed; Make double-deck envelope change inside and outside setting into, return to a sheaf space by being provided with up and down; Then, push in each platform after one by one each attic ladder being folded, start push-rod electric machine and the turnover type platform is recycled in the skeleton of envelope sidepiece, start push-rod electric machine plug-type platform is recycled in the car top; Then, close devices such as expansion platform set on each envelope and overhead door.In this state, the contour dimension of the liftable double layer carriage of the utility model meets standard, can ensure safe in operation, and the outward appearance of envelope keeps coordination, attractive in appearance.
Compared with prior art, the beneficial effect of the utility model is: novel structure, and reasonable in design; Simple to operate; Convenient flexible, on the basis of fully using existing space, compartment and support vehicles safe in operation, provide to have the more compartment and vehicles that can carry out the space of efficient application; When realize increasing original compartment usage space, can guarantee that the overall operation safety of vehicle and external coordination are attractive in appearance, and stability significantly, financial cost is low, is adapted at each relevant field and applies.
Description of drawings
Fig. 1 is the lateral plan of the closure state of the liftable double layer carriage of the utility model;
Fig. 2 is the cut away left side view of the deployed condition of the liftable double layer carriage of the utility model;
Fig. 3 is the right side view of the deployed condition of the liftable double layer carriage of the utility model;
Fig. 4 is the axis of perspectivity mapping of the deployed condition of the liftable double layer carriage of the utility model;
Fig. 5 be the jacking system of the liftable double layer carriage of the utility model distribute front view;
Fig. 6 be the jacking system of the liftable double layer carriage of the utility model distribute birds-eye view;
Fig. 7 be the jacking system of the liftable double layer carriage of the utility model distribute the axis of perspectivity mapping;
Fig. 8 is the first turnover type flat-bed principle of work structural representation of the liftable double layer carriage of the utility model;
Fig. 9 is the second turnover type flat-bed principle of work structural representation of the liftable double layer carriage of the utility model;
Figure 10 is the plug-type flat-bed principle of work structural representation of the liftable double layer carriage of the utility model.
Shown in the figure: the double-deck envelope of 1-, the outer envelope of 101-, 102-internal layer envelope; The 2-jacking system, 201-screw thread elevator, 202-guide track, 203-pillar stiffener; The plug-type platform of 3-; 4-the-turnover type platform; The 5-second turnover type platform; The 6-attic ladder; The 7-expansion platform; The 8-overhead door; The 9-transmission shaft; The 10-commutator; 11-first push-rod electric machine; 12-second push-rod electric machine; 13-the 3rd push-rod electric machine.
The specific embodiment
Extremely shown in Figure 7 like Fig. 1; A kind of liftable double layer carriage comprises double-deck envelope 1, is supported on the chassis (not shown) and the jacking system 2 of double-deck envelope bottom, and said double-deck envelope is included as outer envelope 101 and internal layer envelope 102; Wherein, Outer envelope 101 is set in internal layer envelope 102 outsides, and outer envelope 101 is connected with jacking system 2, and outer envelope 101 goes up and down through jacking system 2; Said chassis supports is in the bottom of internal layer envelope 102; Also comprise two turnover type platforms that are arranged on internal layer envelope 102 sides, a plug-type platform 3 that is arranged on internal layer envelope 102 tops, said two turnover type platforms are respectively the first turnover type platform 4, the second turnover type platform 5 from the bottom to top; Interconnect through attic ladder 6 between the first turnover type platform 4, the second turnover type platform 5 and the plug-type platform 3; Also be included in the expansion platform 7 that internal layer envelope 102 another sides are provided with; Also be provided with two overhead doors that make progress 8 on the sidewall of internal layer envelope 102.
To shown in Figure 4, internal layer envelope 102 fixedly installs like Fig. 1, and outer envelope 101 is the Liftable type setting; As shown in Figure 2, it is separate with internal layer envelope 102 to be in the outer envelope 101 that rises done state; As shown in Figure 1, the outer envelope 101 that is in the decline done state is the closed type one with internal layer envelope 102.Promptly; After outer envelope 101 rises; Double-deck envelope 1 is changed into up and down by inside and outside setting and is provided with, form by a sheaf space to the relatively independent transformation of two sheaf spaces up and down, thereby be beneficial to for arrange exhibits, work such as business meeting, on scene commander provide more free spaces; Under outer envelope 101 descends the closed situation of back and internal layer envelope 102, make double-deck envelope 1 change inside and outside setting into by being provided with up and down, realize up and down two sheaf spaces to the transformation of a sheaf space, thereby can ensure that it equally carries out safety traffic with common vehicle.
Like Fig. 5, Fig. 6 and shown in Figure 7; Jacking system 2 comprises interconnective screw thread elevator 201, guide track 202 and pillar stiffener 203; Wherein, screw thread elevator 201 is arranged on the bottom of guide track 202, and pillar stiffener 203 is connected with guide track 202 through the track adjusting wheel (not shown); The top of pillar stiffener 203 is connected with the top of outer envelope 101, and screw thread elevator 201 is connected with the bottom of outer envelope 101; Said track adjusting wheel can be slided in guide track 202, thereby can make pillar stiffener 203 along with said track adjusting wheel is together moved, so for outer envelope 101 go up and down operation provide the guiding and the location.
Like Fig. 6 and shown in Figure 7; Said jacking system 2 has four groups; Said four groups of jacking systems 2 are the H type and distribute, and every group of jacking system 2 is positioned at the summit of H type, is connected with commutator 10 through transmission shaft 9 between every group of jacking system 2; Said four groups of jacking systems 2 are driven by the motor (not shown), and said motor is connected with the commutator 10 of the midway location of four groups of jacking systems that are positioned at the distribution of " H " type.This kind setting; The distance of motor to each screw thread elevator 201 is equated; Thereby make power transmission keep synchronous and balanced; And then can effectively avoid material deformation, and make outer envelope 101 can be at the uniform velocity, go up and down reposefully, and then be beneficial to the four jiaos of synchronization liftings and the mechanical self-latching of outer envelope 101.
As shown in Figure 8, the first turnover type platform 4 is driven by first push-rod electric machine 11; As shown in Figure 9, the second turnover type platform 5 is driven by second push-rod electric machine 12; Shown in figure 10, plug-type platform 3 is driven by the 3rd push-rod electric machine 13; Launch through switch control respectively and reclaim, it is as connecting the stair of two-layer envelope up and down during expansion; After the use; The first turnover type platform 4,5 turnovers of the second turnover type platform are reclaimed and are placed in the side skeleton of internal layer envelope; Being contained in after plug-type platform 3 reclaims and resets does not have outstanding structure in the car top, this kind setting is beneficial to the normal operation of safety and the external single-piece that guarantee vehicle and coordinates attractive in appearance.
In the foregoing description:
Said chassis is the low flat bed semi trailer chassis that has gooseneck, can reduce whole center of gravity, keeps the steady of double-deck envelope 1 thereby be beneficial to; To shown in Figure 4, outer envelope 101 is positioned at the rear portion of said gooseneck like Fig. 2, and outer envelope 101 is set in internal layer envelope 102 outsides at gooseneck rear portion; Conformability when being beneficial to said outer envelope and said internal layer envelope and remaining closed, and, be beneficial between said outer envelope and said internal layer envelope connecting device such as stair etc. are set, and then be convenient to the use of related personnel the space;
The setting of the first turnover type platform 4, the second turnover type platform 5 and plug-type platform 3 is convenient to form the connecting devices such as stair that connect two-layer envelope; Attic ladder 6 is separately positioned on the inside of the first turnover type platform 4, the second turnover type platform 5 and plug-type platform 3; Attic ladder 6 is plug-type; Attic ladder 6 makes and forms stepwise interface channel between each platform, is convenient to the related personnel and debouches two-layer envelope, simultaneously; Extra extending space also is provided, has been convenient to the more expansion of multiplex's work;
Said four groups of jacking systems 2 are by same motor-driven, that is, and and the motor-driven that is connected by commutator 10 with the midway location that is positioned at four groups of jacking systems that " H " type distributes;
The setting of expansion platform 7 is beneficial to the increase usage space; Propaganda facility or other devices that need be provided with such as LED display can be set in overhead door 8.
The utility model is applied on the vehicle, promptly obtains having the exhibition vehicle of liftable double layer carriage as stated.
When using the liftable double layer carriage of the utility model, start total drive motor of jacking system 2, make four groups of jacking systems 2 under the driving of motor, synchronously and balancedly make outer envelope 101 rise to desired location, form relatively independent two sheaf spaces up and down; Then; Starting first push-rod electric machine 11, second push-rod electric machine 12, the 3rd push-rod electric machine 13 launches each self-corresponding first turnover type platform 4, the second turnover type platform 5 and plug-type platform 3 respectively; Through the operating handle (not shown) attic ladders 6 in the first turnover type platform 4, the second turnover type platform 5 and the plug-type platform 3 are pulled out; Then, successively attic ladder 6 is opened one by one the stair of going downstairs on the composition from the bottom to top; The first turnover type platform 4, the second turnover type platform 5 and plug-type platform 3 are interconnected, supply related personnel's turnover up and down two layers of envelope use; Then, open expansion platform 7 and overhead door 8, divide application such as arrange exhibits, consult in the space, commander more according to actual needs.
Use when double-deck space and to finish or need set out on a journey when going; Start total drive motor of jacking system 2; Make four groups of jacking systems 2 under the driving of motor, also balancedly make outer envelope 101 drop to initial position synchronously, make outer envelope 101 and internal layer envelope 102 closures; Make double-deck envelope 1 change inside and outside setting into, return to a sheaf space by being provided with up and down; Then; Push after one by one each attic ladder 6 being folded in the first turnover type platform 4, the second turnover type platform 5 and the plug-type platform 3; Start first push-rod electric machine 11 and second push-rod electric machine 12 the first turnover type platform 4 and the second turnover type platform 5 are recycled in the skeleton of internal layer envelope 102 sidepieces, start the 3rd push-rod electric machine 13 plug-type platform 3 is recycled in the top of internal layer envelope 102; Then, close expansion platform 7 and overhead door 8.In this state, the contour dimension of the liftable double layer carriage of the utility model meets GB7258-2004 " self-propelled vehicle safe in operation engineering factor ", can ensure the safe in operation of exhibition vehicle, and makes the external integral body of exhibition vehicle keep coordination, attractive in appearance.
The utility model is not limited to above-mentioned embodiment, and those of ordinary skills made to any conspicuous improvement of above-mentioned embodiment or change, can not exceed the design of the utility model and the protection domain of accompanying claims.
Claims (10)
1. liftable double layer carriage; Comprise interconnective envelope and the chassis that is supported on the envelope bottom, it is characterized in that: also comprise jacking system, said envelope is double-deck envelope; Said double-deck envelope comprises internal layer envelope and outer envelope; Wherein, it is outside that said outer envelope is set in said internal layer envelope, and said outer envelope is connected with said jacking system; Said chassis supports is in the bottom of said internal layer envelope.
2. liftable double layer carriage as claimed in claim 1; It is characterized in that: said internal layer envelope fixedly installs; Said outer envelope is the Liftable type setting; It is separate to be in the outer envelope and the internal layer envelope that rise done state, and the outer envelope and the internal layer envelope that are in the decline done state are the closed type one.
3. liftable double layer carriage as claimed in claim 1 is characterized in that: said chassis is the low flat bed semi trailer chassis that has gooseneck.
4. liftable double layer carriage as claimed in claim 3 is characterized in that: said outer envelope is positioned at the rear portion of said gooseneck; Said outer envelope is set in the internal layer envelope outside at said gooseneck rear portion.
5. like claim 1,2,3 or 4 described liftable double layer carriages; It is characterized in that: said outer envelope goes up and down through said jacking system; Said jacking system comprises interconnective elevator, guide track and pillar stiffener; Wherein, said elevator is arranged on the bottom of said guide track, and said pillar stiffener is connected with said guide track through track adjusting wheel; The top of said pillar stiffener is connected with the top of said outer envelope, and said elevator is connected with the bottom of said outer envelope.
6. liftable double layer carriage as claimed in claim 5; It is characterized in that: said jacking system has four groups; Said four groups of jacking systems are the H type and distribute, and every group of jacking system is positioned at the summit of H type, is connected with commutator through transmission shaft between every group of jacking system; Said four groups of jacking systems are by motor-driven, and said motor is connected with the commutator of the midway location of four groups of jacking systems that are positioned at the distribution of " H " type.
7. liftable double layer carriage as claimed in claim 6; It is characterized in that: also comprise platform; Said platform comprises turnover type platform and plug-type platform, and said turnover type platform is arranged on the side of said internal layer envelope, and said plug-type platform is arranged on the top of said internal layer envelope.
8. liftable double layer carriage as claimed in claim 7; It is characterized in that: interconnect through attic ladder between said turnover type platform and the plug-type platform; Said attic ladder is arranged on said turnover type platform and plug-type platform is inner, and said attic ladder is plug-type.
9. liftable double layer carriage as claimed in claim 8 is characterized in that: said turnover type flat-bed quantity is two, and said plug-type flat-bed quantity is one; Said outer envelope and said plug-type platform near a side be open type; Said elevator is the screw thread elevator.
10. an exhibition vehicle is characterized in that: have like each described liftable double layer carriage in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220137920 CN202573933U (en) | 2012-03-31 | 2012-03-31 | Liftable double-layered carriage and showing vehicle comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220137920 CN202573933U (en) | 2012-03-31 | 2012-03-31 | Liftable double-layered carriage and showing vehicle comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202573933U true CN202573933U (en) | 2012-12-05 |
Family
ID=47243377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220137920 Expired - Lifetime CN202573933U (en) | 2012-03-31 | 2012-03-31 | Liftable double-layered carriage and showing vehicle comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202573933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602321A (en) * | 2012-03-31 | 2012-07-25 | 河北安旭专用汽车有限公司 | Liftable double-layer carriage and display vehicle with same |
-
2012
- 2012-03-31 CN CN 201220137920 patent/CN202573933U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602321A (en) * | 2012-03-31 | 2012-07-25 | 河北安旭专用汽车有限公司 | Liftable double-layer carriage and display vehicle with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101712286B (en) | Novel vehicle interior arrangement structure | |
| CN211365949U (en) | Novel four-way shuttle | |
| CN202573933U (en) | Liftable double-layered carriage and showing vehicle comprising same | |
| CN102602321A (en) | Liftable double-layer carriage and display vehicle with same | |
| CN105818861B (en) | Double-axle double-drive large-scale electric truck chassis | |
| CN104379390A (en) | Battery module configuration structure for articulated electric bus | |
| CN204095866U (en) | A kind of intelligent shopping guide boosted vehicle | |
| CN203567720U (en) | Archaistic electric small train for children | |
| CN204659838U (en) | A kind of coach body structure with ultra-large volume boot compartment | |
| CN202754044U (en) | Bilaterally expandable vehicle | |
| CN206049331U (en) | A kind of motor wagon | |
| CN203651548U (en) | Multifunctional vehicle travel bed | |
| CN209479556U (en) | Automobile bodies structure and automobile with the carriage body construction | |
| CN106379346A (en) | Non-stop train traffic scheme for loading and uploading passengers based on seamless docking | |
| CN207015237U (en) | A kind of caravan expands case | |
| CN202377777U (en) | Movable passenger car instrument desk split charging line | |
| CN113968162A (en) | Split type electric automobile, system, main automobile, controller, scheduling device and method | |
| CN203713598U (en) | Vehicle rear row seat system | |
| CN204548253U (en) | Labour-saving easy to loading and unloading loading space car | |
| CN205113588U (en) | Multi -functional IL folds electric bicycle | |
| CN204606052U (en) | Old people tour bus | |
| CN203111331U (en) | Mobile car plate | |
| CN2640840Y (en) | Carriage for passengers and goods | |
| CN204077873U (en) | electric tricycle seat | |
| CN207683606U (en) | Two-way telescopic vehicle frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121205 |