CN208198236U - Bed for lodging vehicle - Google Patents
Bed for lodging vehicle Download PDFInfo
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- CN208198236U CN208198236U CN201820616384.3U CN201820616384U CN208198236U CN 208198236 U CN208198236 U CN 208198236U CN 201820616384 U CN201820616384 U CN 201820616384U CN 208198236 U CN208198236 U CN 208198236U
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- shaped rim
- bedstead
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Abstract
The utility model discloses a kind of beds for lodging vehicle, comprising: bedstead；At least three elongated supporting legs, every elongated supporting leg are articulated with bedstead and are installed with the driving motor that the length of the elongated supporting leg of this is adjusted；Horizontal sensing component, the horizontal sensing component are fixed on bedstead；Controller, the controller export the corresponding output end for adjusting control signal to the driving motor of the elongated supporting leg of each item with the signal input part for receiving bedstead horizontality from horizontal sensing component and respectively.
Description
Technical field
The utility model relates to a kind of beds for lodging vehicle, bed board adaptively can be adjusted to horizontality.
Background technique
Now, the convenience that lodging vehicle (being commonly called as " caravan ") is travelled and lived by its bring journey, becomes a kind of prevalence
Mode of going on a tour.
The park place of lodging vehicle has randomness, often there is the ground out-of-flatness or inclination in park place.At this point, trip
The bed for occupying vehicle cannot be maintained at horizontality, of low quality so as to cause the rest of occupant.
Utility model content
One embodiment of the utility model provides a kind of bed for lodging vehicle, comprising:
Bedstead；
At least three elongated supporting legs, every elongated supporting leg, which is articulated with bedstead and is installed with, is adjusted the elongated supporting leg of this
The driving motor of length；
Horizontal sensing component, the horizontal sensing component are fixed on bedstead；
Controller, the controller have signal input part, the Yi Jifen that bedstead horizontality is received from horizontal sensing component
The corresponding output end for adjusting control signal is not exported to the driving motor of the elongated supporting leg of each item.
Optionally, bedstead includes rectangular shaped rim and the intermediate beam that extends between two long sides of rectangular shaped rim, and three
The intersection of one in the elongated supporting leg side short side for being fixed on rectangular shaped rim and intermediate beam, remaining two be individually fixed in square
The other side short side of two long sides of shape frame and close rectangular shaped rim.
Optionally, bedstead include rectangular shaped rim, the long intermediate beam, the Yi Ji that extend between two long sides of rectangular shaped rim
The short intermediate beam extended between two short sides of rectangular shaped rim, four elongated supporting legs are distributed in the four corners of rectangular shaped rim.
Optionally, bedstead include rectangular shaped rim, the long intermediate beam, the Yi Ji that extend between two long sides of rectangular shaped rim
The short intermediate beam extended between two short sides of rectangular shaped rim, three elongated supporting legs are hingedly connected to long intermediate beam and short intermediate beam
Intersection, long intermediate beam is at the position of the side short side of rectangular shaped rim and short intermediate beam is close to the one of rectangular shaped rim
At the position on item field side.
Optionally, horizontal sensing component includes multi-axis electronic gyroscope.
Optionally, horizontal sensing component includes the first level sensor and the second horizontal sensor laid along different directions
Device.
Optionally, the top of every elongated supporting leg is hinged by universal joint and bedstead.
Optionally, at least one at least in three elongated supporting legs is scissors-type supporting leg, and scissors-type supporting leg includes: bottom section, should
The bottom end of bottom section and support base are hinged；Upper pendulum section, on this put section top and bedstead it is hinged, on this put section bottom end under
The top of pendulum section is pivotally connected；Driving claw, the driving claw can opening and closing in pivot bottom section supported on both sides and upper pendulum section, simultaneously
It is sequentially connected with driving motor.
Optionally, driving claw is sequentially connected by screw rod and driving motor, wherein one end of screw rod and the shaft of driving claw
It is threadedly engaged, the pivot between the other end and bottom section and upper pendulum section is threadedly engaged, also, screw rod and driving motor axis connection.
Optionally, the arranged direction for the supporting plane that driving claw and bottom section and upper pendulum section are formed makes the not connected driving of screw rod
The other end of motor is towards the inside of rectangular shaped rim.
Optionally, at least one at least in three elongated supporting legs is telescopic outrigger, and telescopic outrigger includes: supporting section, should
The bottom end of supporting section connects support base；Dropping section, the dropping section are slidably matched with supporting section, and the top hinge of the dropping section
Rectangular shaped rim, bottom end and the driving motor for being connected to bedstead are sequentially connected.
The utility model another embodiment provides for a kind of lodging vehicle, including car body and be located in the car body
The bed as described above in portion.
As above as it can be seen that the bed accessory in above-described embodiment for lodging vehicle has horizontal sensing component and at least three elongated branch
Leg, wherein bedstead horizontality can be provided for controller from horizontal sensing component and every elongated supporting leg all has independence
It is controlled by the driving motor of controller, therefore, the length of at least three elongated supporting legs can be horizontal to bedstead based on controller
The response of state and realize adjusting independent, so as to provide feasible hardware frame to realize bed adaptive levelling
Structure.
Detailed description of the invention
Fig. 1 is the top view for being in normal contracting drop state in one embodiment for the bed of lodging vehicle；
Fig. 2 a and Fig. 2 b are respectively two side views of bed as shown in Figure 1；
Fig. 3 is the top view for being in normal lifting state in one embodiment for the bed of lodging vehicle；
Fig. 4 a and Fig. 4 b are respectively two side views of bed as shown in Figure 3；
Fig. 5 is in an instance graph of levelling state for the bed in embodiment as shown in figures 1 and 3；
Fig. 6 is the top view in another embodiment for the bed of lodging vehicle；
Fig. 7 a and Fig. 7 b are respectively two side views of bed as shown in FIG. 6；
Fig. 8 is the instance graph that bed as shown in FIG. 6 is in Automatic Levelling state；
Fig. 9 is the top view in another embodiment for the bed of lodging vehicle；
Figure 10 a and Figure 10 b are respectively two side views of bed as shown in Figure 9.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, develop simultaneously implementation referring to the drawings
The utility model is further described in example.
Fig. 1 is the top view for being in normal contracting drop state in one embodiment for the bed of lodging vehicle.Fig. 2 a and Fig. 2 b points
Two side views of bed that Wei be not as shown in Figure 1.Fig. 3 is to be in normal lifting state for the bed of lodging vehicle in one embodiment
Top view.Fig. 4 a and Fig. 4 b are respectively two side views of bed as shown in Figure 3.Fig. 5 is embodiment as shown in figures 1 and 3
In bed be in an instance graph of levelling state.
Please referring also to Fig. 1, Fig. 2 a and Fig. 2 b, Fig. 3, Fig. 4 a and Fig. 4 b and Fig. 5 are used for trip in one embodiment
The bed for occupying vehicle includes 11, three elongated supporting leg 13a and 13b and 13c including first level sensor 15a of bedstead and the second water
The horizontal sensing component and controller (not shown) of sensor 15b.As a kind of substitution, in horizontal sensing component
Mutually independent first level sensor 15a and the second horizon sensor 15b can also replace multi-axis electronic gyroscope.
Can be seen that bedstead 11 from Fig. 1 and Fig. 3 includes the rectangular shaped rim with two long sides 111 and two short sides 112
110 and the intermediate beam 113 that extends between two long sides 111 of rectangular shaped rim 110.
It is hinged to can be seen that every elongated supporting leg 13a, 13b or 13c from Fig. 2 a and Fig. 2 b, Fig. 4 a and Fig. 4 b and Fig. 5
In bedstead 11, for example, the top of every elongated supporting leg 13a, 13b or 13c can be hinged by universal joint and bedstead 11.Also,
Every elongated supporting leg 13a, 13b or 13c are installed with the driving electricity for the length that this elongated supporting leg 13a, 13b or 13c is adjusted
Machine 12a, 12b or 12c.
Specifically, as shown in figures 1 and 3, a 13a in three elongated supporting leg 13a and 13b and 13c is fixed on square
The side short side 112 and the intersection of intermediate beam 113, remaining two 13b and 13c of shape frame 110 are individually fixed in rectangular shaped rim
The other side short side 112 of 110 two long sides 111 and close rectangular shaped rim 110.For example, two elongated supporting leg 13b and 13c can
To be individually fixed at the golden section point of two long sides 111 of rectangular shaped rim 110.
Also, a and Fig. 2 b and Fig. 4 a and Fig. 4 b referring to fig. 2, three elongated supporting leg 13a and 13b and 13c are scissors-type
Supporting leg, scissors-type supporting leg include: support base 131, bottom section 132, upper pendulum section 133 and driving claw 134, wherein support base
131, for contacting the floor of lodging vehicle, can be fixed on floor or be not fixed relative to floor；The bottom of bottom section 132
End is hinged with support base 131；The bottom end and bottom section 132 of the top of upper pendulum section 133 and hinged, the upper pendulum section 133 of bedstead 11
Top is connected by pivot 130；Driving claw 134 can opening and closing the bottom section 132 supported on both sides of pivot 130 with upper pendulum section 133, simultaneously
It is sequentially connected with driving motor 12a/12b/12c.
Wherein, driving claw 134 is sequentially connected by screw rod 135 and driving motor 12a/12b/12c, one end of screw rod 135
It is threadedly engaged with the shaft 136 of driving claw 134,130 screw thread of pivot between the other end and bottom section 132 and upper pendulum section 133 is matched
It closes, also, screw rod 135 and driving motor 12a/12b/12c axis connection.In addition, it can be clearly seen that driving from Fig. 1 and Fig. 3
The arranged direction for the supporting plane that pawl 134 and bottom section 132 and upper pendulum section 133 are formed makes screw rod 135 be not connected with driving motor
The other end of 12a/12b/12c is towards the inside of rectangular shaped rim 110.
Referring to Fig. 1 and Fig. 3, the horizontal sensing component including first level sensor 15a and the second horizon sensor 15b is solid
Due to bedstead 11, first level sensor 15a and the second horizon sensor 15b can be laid in different directions.Specifically, water
First level sensor 15a in flat sensing component is along the laying of side short side 112 of rectangular shaped rim 110, the second horizon sensor
15b is laid along intermediate beam 113.First level sensor 15a and the second horizon sensor 15b can select the survey comprising gyroscope
Try device.When horizontal sensing component uses the scheme of multi-axis electronic gyroscope, can be set in intermediate beam 113, for example, in
Between beam 113 midpoint at.
Controller has from horizontal sensing component (first level sensor 15a and the second horizon sensor 15b or more
Axis electronic gyroscope) receive bedstead horizontality signal input part and respectively to the elongated supporting leg 13a and 13b of each item and
The driving motor 12a and 12b and 12c of 13c exports the corresponding output end for adjusting control signal, to pass using in response to level
The adjusting control signal of sensor or multi-axis electronic gyroscope realizes the length control of supporting leg 13a and 13b and 13c elongated to each item
System.
Based on above-mentioned framework, the length of three elongated supporting leg 13a and 13b and 13c can be based on controller to bedstead water
The response of level state and realize adjusting independent, thus, can either by length sync adjust realize bedstead 11 such as figure
Normally the translation lifting between normal lifting state as shown in figures 4 a and 4b drops in contracting shown in 2a and Fig. 2 b, can also pass through
The adaptive levelling of bedstead 11 for example shown in fig. 5 is realized in the adjusting of respective Length discrepancy.
Fig. 6 is the top view in another embodiment for the bed of lodging vehicle.Fig. 7 a and Fig. 7 b are respectively as shown in FIG. 6
Two side views of bed.Fig. 8 is the instance graph that bed as shown in FIG. 6 is in Automatic Levelling state.
Please referring also to Fig. 6, Fig. 7 a and Fig. 7 b and Fig. 8, in another embodiment, the bed for lodging vehicle includes bed
21, four elongated supporting leg 23a~23d of frame, the horizontal sensing including first level sensor 25a and the second horizon sensor 25b
Component and controller (not shown).As a kind of substitution, mutually independent first level sensing in horizontal sensing component
Device 25a and the second horizon sensor 25b can also replace multi-axis electronic gyroscope.
From fig. 6, it can be seen that bedstead 21 include rectangular shaped rim 210 with two long sides 211 and two short sides 212,
The long intermediate beam 213 extended between two long sides 211 of rectangular shaped rim 210 and two short sides 212 in rectangular shaped rim 210
Between the short intermediate beam 214 that extends.
It can be seen that every elongated supporting leg 23a, 23b, 23c or 23d from Fig. 7 a and Fig. 7 b and Fig. 8 and be articulated with bedstead
21, for example, the top of every elongated supporting leg 23a, 23b, 23c or 23d can be hinged by universal joint and bedstead 21.Also, it is every
Item elongated supporting leg 23a, 23b, 23c or 23d be installed with can separately adjustable this elongated supporting leg 23a, 23b, 23c or 23d length
The driving motor (not shown) of degree.
Specifically, as shown in fig. 6, four elongated supporting leg 23a, 23b, 23c and 23d are distributed in the four of rectangular shaped rim 210
(the distributing position point of elongated supporting leg 23a, 23b, 23c and 23d are shown schematically in Fig. 6 only with circle) at angle.And
And referring to figs. 7a and 7b, four elongated supporting leg 23a, 23b, 23c and 23d are telescopic outrigger, and telescopic outrigger includes: branch
Support group seat 231, supporting section 232 and dropping section 233, wherein support base 231 is used to contact the floor of lodging vehicle, can be with
It is fixed on floor, can also be not fixed relative to floor；The bottom end of supporting section 232 connects support base 231；Dropping section 233 with
Supporting section 232 is slidably matched, and the top of the dropping section 233 is articulated with the rectangular shaped rim 210 of bedstead 21, the dropping section 233
Bottom end and driving motor be sequentially connected.
Referring to Fig. 6, the horizontal sensing component including first level sensor 25a and the second horizon sensor 25b is fixed on
Bedstead 21, first level sensor 25a and the second horizon sensor 25b can be laid in different directions.Specifically, horizontal sense
The first level sensor 25a surveyed in component is laid along short intermediate beam 214, the second horizon sensor 25b is along long 213 cloth of intermediate beam
If.First level sensor 25a and the second horizon sensor 25b can select the test device comprising gyroscope.When level is felt
When surveying scheme of the component using multi-axis electronic gyroscope, it can be set in long intermediate beam 213 or short intermediate beam 214 or length
Between at the position that crosses of beam 213 and short intermediate beam 214.
Controller has from horizontal sensing component (first level sensor 25a and the second horizon sensor 25b or multiaxis
Electronic gyroscope) receive bedstead horizontality signal input part and respectively to each item elongated supporting leg 23a, 23b, 23c and
The driving motor of 23d exports the corresponding output end for adjusting control signal, using in response to horizon sensor or multi-axis electronic
The adjusting control signal of gyroscope realizes the length control of supporting leg 23a, 23b, 23c and 23d elongated to each item.
Based on above-mentioned framework, the length of four elongated supporting leg 23a, 23b, 23c and 23d can be based on controllers to bedstead
The response of horizontality and realize adjusting independent, thus, can either by length sync adjust realize bedstead 21 just
Translation lifting between normal lifting state can also realize bedstead 21 for example shown in Fig. 8 oneself by the adjusting of respective Length discrepancy
It adapts to levelling.
Fig. 9 is the top view in another embodiment for the bed of lodging vehicle.Figure 10 a and Figure 10 b are respectively as shown in Figure 9
Bed two side views
Please referring also to Fig. 9 and Figure 10 a and Figure 10 b, In yet another embodiment, the bed for lodging vehicle includes bedstead
61, three elongated supporting leg 63a and 63b and 63c, the level including first level sensor 65a and the second horizon sensor 65b
Sensing component and a controller (not shown).As a kind of substitution, mutually independent first water in horizontal sensing component
Sensor 65a and the second horizon sensor 65b can also replace multi-axis electronic gyroscope.
From fig. 9, it can be seen that bedstead 61 include rectangular shaped rim 610 with two long sides 611 and two short sides 612,
The long intermediate beam 613 extended between two long sides 611 of rectangular shaped rim 610 and two short sides 612 in rectangular shaped rim 610
Between the short intermediate beam 614 that extends.
It can be seen that every elongated supporting leg 63a, 63b or 63c from Figure 10 a and Figure 10 b and be articulated with bedstead 61, for example, often
It the top of item elongated supporting leg 63a, 63b or 63c can be hinged by universal joint and bedstead 61.Also, every elongated supporting leg 63a,
63b or 63c be installed with can the driving motor of length of separately adjustable this elongated supporting leg 63a, 63b or 63c (do not show in figure
Out).
Specifically, as shown in figure 9, three elongated supporting leg 63a and 63b and 63c be hingedly connected to long intermediate beam 613 with it is short
The intersection of intermediate beam 614, long intermediate beam 613 are at the position of the side short side 612 of rectangular shaped rim 610 and between brachymedial
Beam 614 (has shown schematically elongated branch only with circle in Fig. 9 at the position on the field side 611 of rectangular shaped rim 610
The distributing position point of leg 63a and 63b and 63c).That is, elongated supporting leg 63a is articulated with long intermediate beam 613 and short intermediate beam 614
Intersection, elongated supporting leg 63c be articulated with long intermediate beam 613 at the position of the side short side 612 of rectangular shaped rim 610, it is elongated
Supporting leg 63b is articulated with short intermediate beam 614 at the position on the field side 611 of rectangular shaped rim 610.
Wherein, elongated supporting leg 63a can have with the telescopic outrigger basically same structure in embodiment as shown in Figure 6,
Elongated supporting leg 63b and 63c then can have and the scissors-type supporting leg basically same structure (figure in embodiment as shown in figures 1 and 3
Simplified avatars are used to scissors-type supporting leg in 10a and Figure 10 b and driving motor is omitted).
In addition, long intermediate beam 613 at the position hinged with elongated supporting leg 63c there is lower convex portion, short intermediate beam 614 to exist
There is lower convex portion with elongated supporting leg 63b, to shorten the entire length and adjusting of elongated supporting leg 63c and 63b at hinged position
Stroke.
Referring to Fig. 9, the horizontal sensing component including first level sensor 65a and the second horizon sensor 65b is fixed on
Bedstead 61, first level sensor 65a and the second horizon sensor 65b can be laid in different directions.Specifically, horizontal sense
The first level sensor 65a surveyed in component is laid between elongated supporting leg 63a and 63b along short intermediate beam 614, the second horizontal biography
Sensor 65b is laid between elongated supporting leg 63a and 63c along long intermediate beam 613.First level sensor 65a and second is horizontal to be passed
Sensor 65b can select the test device comprising gyroscope.When horizontal sensing component uses the scheme of multi-axis electronic gyroscope,
It can be set at the position that long intermediate beam 613 or short intermediate beam 614 or long intermediate beam 613 and short intermediate beam 614 cross.
There is controller first level sensor 65a and the second horizon sensor 65b from horizontal sensing component to receive
The signal input part of bedstead horizontality and respectively to the driving motor of the elongated supporting leg 63a and 63b and 63c of each item export
The corresponding output end for adjusting control signal, to control letter using the adjusting in response to horizon sensor or multi-axis electronic gyroscope
Number realize the length control of supporting leg 63a and 63b and 63c elongated to each item.
Based on above-mentioned framework, the length of three elongated supporting leg 63a and 63b and 63c can be based on controller to bedstead water
The response of level state and realize adjusting independent, thus, can either pass through length sync adjust realize bedstead 61 it is normal
Translation lifting between lifting state also can realize the adaptive levelling of bedstead 61 by the adjusting of respective Length discrepancy.Also, from
The embodiment is it is found that at least three elongated supporting legs can use the combination of telescopic outrigger and scissors-type supporting leg.
In the various embodiments described above, it may further include for the bed of lodging vehicle and be electrically connected with controller and driving motor
The enabled switch connect.Based on the enabled switch, the levelling regulatory function of bed can be disabled in lodging vehicle driving process, and
Lodging vehicle is enabled when being in docked state.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Within the scope of protection.
Claims (10)
1. a kind of bed for lodging vehicle characterized by comprising
Bedstead；
At least three elongated supporting legs, every elongated supporting leg are articulated with bedstead and are installed with the length that the elongated supporting leg of this is adjusted
Driving motor；
Horizontal sensing component, the horizontal sensing component are fixed on bedstead；
Controller, the controller have from horizontal sensing component receive bedstead horizontality signal input part and respectively to
The driving motor of each elongated supporting leg of item exports the corresponding output end for adjusting control signal.
2. bed according to claim 1, which is characterized in that bedstead includes rectangular shaped rim and at two of rectangular shaped rim
The intermediate beam extended between long side, a side short side for being fixed on rectangular shaped rim and the friendship of intermediate beam in three elongated supporting legs
At remittance, remaining two two long sides for being individually fixed in rectangular shaped rim and the other side short side close to rectangular shaped rim.
3. bed according to claim 1, which is characterized in that bedstead includes rectangular shaped rim, two long sides in rectangular shaped rim
Between the long intermediate beam extended and the short intermediate beam extended between two short sides of rectangular shaped rim, four elongated supporting legs point
Four corners of the cloth in rectangular shaped rim.
4. bed according to claim 1, which is characterized in that bedstead includes rectangular shaped rim, two long sides in rectangular shaped rim
Between the long intermediate beam extended and the short intermediate beam extended between two short sides of rectangular shaped rim, three elongated supporting legs point
Be not articulated with the intersection of long intermediate beam and short intermediate beam, long intermediate beam at the position of the side short side of rectangular shaped rim, with
And short intermediate beam is at the position on the field side of rectangular shaped rim.
5. bed according to claim 1, which is characterized in that horizontal sensing component includes multi-axis electronic gyroscope.
6. bed according to claim 1, which is characterized in that horizontal sensing component includes the first water laid along different directions
Sensor and the second horizon sensor.
7. bed according to claim 1, which is characterized in that cut with scissors by universal joint and bedstead at the top of every elongated supporting leg
It connects.
8. bed according to claim 1, which is characterized in that at least one at least three elongated supporting legs is scissors-type branch
Leg, scissors-type supporting leg include:
Bottom section, the bottom end of the bottom section and support base are hinged；
Upper pendulum section, the rectangular shaped rim on top and bedstead that section is put on this is hinged, put the bottom end of section on this and the top of bottom section leads to
Cross pivot connection；
Driving claw, the driving claw can be sequentially connected in pivot bottom section supported on both sides and upper pendulum section and with driving motor to opening and closing.
9. bed according to claim 8, which is characterized in that driving claw is sequentially connected by screw rod and driving motor, wherein
Pivot between one end of screw rod and shaft thread cooperation, the other end and the bottom section of driving claw and upper pendulum section is threadedly engaged, and
And screw rod and driving motor axis connection.
10. bed according to claim 1, which is characterized in that at least one at least three elongated supporting legs is flexible branch
Leg, telescopic outrigger include:
The bottom end of supporting section, the supporting section connects support base；
Dropping section, the dropping section are slidably matched with supporting section, and the top of the dropping section is articulated with the rectangular shaped rim of bedstead, bottom
End is sequentially connected with driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820616384.3U CN208198236U (en) | 2018-04-27 | 2018-04-27 | Bed for lodging vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820616384.3U CN208198236U (en) | 2018-04-27 | 2018-04-27 | Bed for lodging vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208198236U true CN208198236U (en) | 2018-12-07 |
Family
ID=64522300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820616384.3U Active CN208198236U (en) | 2018-04-27 | 2018-04-27 | Bed for lodging vehicle |
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| Country | Link |
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| CN (1) | CN208198236U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210072870A (en) * | 2019-12-09 | 2021-06-18 | 목포대학교산학협력단 | Automatic horizontal control system of trailor and height adjustable trailor comprising the same |
| KR20220045400A (en) * | 2020-10-05 | 2022-04-12 | 주식회사 득인기공 | leveling apparatus for camping trailer |
-
2018
- 2018-04-27 CN CN201820616384.3U patent/CN208198236U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210072870A (en) * | 2019-12-09 | 2021-06-18 | 목포대학교산학협력단 | Automatic horizontal control system of trailor and height adjustable trailor comprising the same |
| KR102327176B1 (en) | 2019-12-09 | 2021-11-17 | 목포대학교산학협력단 | Height adjustable trailor comprising automatic horizontal control system of trailor |
| KR20220045400A (en) * | 2020-10-05 | 2022-04-12 | 주식회사 득인기공 | leveling apparatus for camping trailer |
| KR102425727B1 (en) * | 2020-10-05 | 2022-07-27 | 주식회사 득인기공 | leveling apparatus for camping trailer |
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