CN108953457A - A kind of damping device suitable for agricultural equipment - Google Patents
A kind of damping device suitable for agricultural equipment Download PDFInfo
- Publication number
- CN108953457A CN108953457A CN201810681047.7A CN201810681047A CN108953457A CN 108953457 A CN108953457 A CN 108953457A CN 201810681047 A CN201810681047 A CN 201810681047A CN 108953457 A CN108953457 A CN 108953457A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- heat
- heat dissipation
- dissipation cavity
- damping device
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
- F16F9/0472—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall characterised by comprising a damping device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/002—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising at least one fluid spring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/42—Cooling arrangements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of damping devices suitable for agricultural equipment, including rack, the rack is equipped with dampening assembly and radiating subassembly, the dampening assembly includes sleeve one, spring, sleeve two and upper plate, the sleeve two is equipped with the radiating subassembly, the radiating subassembly includes heat dissipation cavity, cooling fluid, heat-dissipating pipe and radiating fin, the middle part of the sleeve two is provided with a heat dissipation cavity along its circumferencial direction, the cooling fluid is filled in the heat dissipation cavity, one end of the heat-dissipating pipe is inserted into the heat dissipation cavity and the other end of the heat-dissipating pipe extends to outside the heat dissipation cavity, a through-hole is provided in the middle part of the radiating fin, the radiating fin is fixedly connected with by through-hole on the end that the heat-dissipating pipe extends to outside the heat dissipation cavity, the end close to the radiating fin of the heat-dissipating pipe passes through It is threadedly coupled a limited block.The present invention can damping but also cooling.
Description
Technical field
The present invention relates to agricultural equipment technical field, specially a kind of damping device suitable for agricultural equipment.
Background technique
With the continuous development of present social economy, people's lives level is also constantly being promoted, for quality of the life
It pursues also higher and higher.Especially it is present agriculturally, due to agricultural provide support the development of the national economy and development basis
Product is the department using land resource as production object, it is former to produce food and industry by cultivating animals and plants product
The industry of material, agricultural belong to the primary industry, however traditional agricultural use plantation, management, harvesting and etc. be all made of it is artificial
Means carry out, so that the big heavy discount of productivity, while but also the unit wealth that labour ingredient is created reduces.Agricultural machinery is present
Agriculturally since the agricultural working amount of processing is larger, it is widely used, production capacity agriculturally is greatly improved, due to agricultural
Soil more out-of-flatness, when using agricultural equipment, usually generate vibration, easily cause equipment part at runtime easily occur therefore
Barrier is if things go on like this influenced using for this purpose, we are badly in need of designing a kind of efficient damping device suitable for agricultural equipment, to solve
The certainly above problem.
Summary of the invention
The purpose of the present invention is to provide a kind of damping devices suitable for agricultural equipment, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of damping device suitable for agricultural equipment, packet
Including rack, the rack are equipped with dampening assembly and radiating subassembly, and the dampening assembly includes sleeve one, spring, sleeve two
And upper plate, the two sides of the sleeve one are provided with a sliding slot, the two sides of the sleeve two are equipped with a sliding block, the sleeve one
It is set in the sleeve two and the sleeve one is slidably connected with the sleeve two by sliding slot and sliding block, the sleeve two
Bottom is equipped with spring, and one end of the spring is fixedly attached to the interior bottom of sleeve two, and the other end of the spring two is fixed to be connected
It is connected to the inner top of sleeve one, the upper top of the sleeve one is equipped with the upper plate, and the sleeve two is equipped with the heat dissipation
Component, the radiating subassembly include heat dissipation cavity, cooling fluid, heat-dissipating pipe and radiating fin, and the middle part of the sleeve two is along it
Circumferencial direction is provided with a heat dissipation cavity, is filled with the cooling fluid in the heat dissipation cavity, one end of the heat-dissipating pipe is inserted into
In the heat dissipation cavity and the other end of the heat-dissipating pipe extends to outside the heat dissipation cavity, is provided in the middle part of the radiating fin
One through-hole by through-hole is fixedly connected with the radiating fin on the end that the heat-dissipating pipe extends to outside the heat dissipation cavity,
The end close to the radiating fin of the heat-dissipating pipe is connected through a screw thread a limited block.
Preferably, the bottom of the sleeve one is provided with multiple heat release holes along its circumferencial direction, and the heat release hole is communicated to institute
State the outer wall of sleeve.
Preferably, the heat-dissipating pipe is equipped with multiple, and the heat dissipation cavity is in circular ring structure, and the multiple heat-dissipating pipe is described in
The short transverse of heat dissipation cavity is uniformly arranged.
Preferably, the inside of the sleeve two is additionally provided with inflatable component, is additionally provided with inflatable air cushion in the sleeve two, described
A limit hole is provided in the middle part of inflatable air cushion, the end of the spring passes through the interior bottom that the limit hole is connected to the sleeve two
The side in portion, the inflatable air cushion is connected to inflating catheter, and the end of the gas ducting is communicated to inflator pump.
Preferably, the upper surface of the sleeve two is equipped with pressure sensor, and the side wall of the sleeve two is equipped with an inflation
Pump, the output end of the pressure sensor are connected to the inflator pump.
Preferably, the other side of the sleeve two is equipped with backup power source, and the backup power source is wired to described
Inflator pump and the pressure sensor.
Preferably, the model HM29 of the pressure sensor.
Preferably, the internal coat of the sliding slot has heat insulating coat.
Preferably, the heat insulating coat include base, PU coating, ceramic fiber particle, thermal insulating filling layer, flame retardant coating,
Top coat layer；The surface of the base is provided with PU coating, and the upper surface of PU coating is provided with thermal insulating filling layer, thermal insulating filling layer
Inside it is provided with ceramic fiber particle；The upper surface of the thermal insulating filling layer is provided with flame retardant coating, the upper surface of flame retardant coating
Be provided with top coat layer, the thermal insulating filling layer is aeroge, the base with a thickness of 1-2mm；The thickness of the PU coating
For 2-3mm；The thermal insulating filling layer with a thickness of 3-4mm；The flame retardant coating with a thickness of 1-3mm；The thickness of the top coat layer
Degree is 1-4mm.
Compared with prior art, beneficial effects of the present invention: the present invention is provided with dampening assembly and radiating subassembly, wherein subtracting
Shaking component includes sleeve one and sleeve two, and sleeve one and sleeve two are slidably connected by the good sliding block of sliding slot, thus be may be implemented
The active type of damping device, the inside between sleeve one and sleeve two are additionally provided with spring, when rack is by hitting, sleeve
One moves downward, and spring bears its impact force being subject to, and avoids rack by bigger shock, in addition radiating subassembly includes heat dissipation
Cavity and cooling fluid, because sleeve one and sleeve two can generate a large amount of heat during long-term upper and lower sliding, in order to keep away
Exempt to influence the normal use of damping device, so being provided with radiating subassembly on sleeve two, radiating subassembly heat dissipation cavity is located at
On sleeve two, the cooling fluid to radiate in cavity absorbs heat, reduces operating temperature between sleeve two and sleeve one, in addition heat-dissipating pipe
It is inserted into heat dissipation cavity, temperature is distributed outward in time by heat-dissipating pipe and is additionally provided with radiating fin on heat-dissipating pipe, radiate
Fin can also reduce temperature, extend the service life of damping device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of dampening assembly of the invention；
Fig. 2 is the structural schematic diagram of radiating subassembly of the invention；
Fig. 3 is the structural schematic diagram of inflatable component of the invention；
Fig. 4 is the structural schematic diagram of sleeve one of the invention；
Fig. 5 is the structural schematic diagram of radiating fin of the invention；
Fig. 6 is the structural schematic diagram of wear-resistant coating of the invention.
In figure: 1, rack；2, sleeve one；3, sleeve two；4, spring；5, sliding slot；6, sliding block；7, upper plate；8, heat dissipation is empty
Chamber；9, cooling fluid；10, heat-dissipating pipe；11, radiating fin；12, limited block；13, heat release hole；14, inflatable air cushion；15, limit hole；
16, through-hole；17, inflating catheter；18, inflator pump；19, backup power source；20, pressure sensor；21, conducting wire；22, dampening assembly；
23, radiating subassembly；24, inflatable component；25, heat insulating coat；26, base；27, PU coating；28, thermal insulating filling layer；29, fire-retardant painting
Layer；30, top coat layer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Such as Fig. 1-6, it is proposed that following embodiments:
A kind of damping device suitable for agricultural equipment, including rack 1, the rack 1 be equipped with dampening assembly 22 and
Radiating subassembly 23, the dampening assembly 23 include sleeve 1, spring 4, sleeve 23 and upper plate 7, the two of the sleeve 1
Side is provided with a sliding slot 5, and the two sides of the sleeve 23 are equipped with a sliding block 6, the sleeve 1 be set in the sleeve 23 and
The sleeve 1 is slidably connected by sliding slot 5 with sliding block 6 with the sleeve 23, and the bottom of the sleeve 23 is equipped with spring 4,
One end of the spring 4 is fixedly attached to the interior bottom of sleeve 23, and the other end of the spring 24 is fixedly attached to sleeve 1
Inner top, the upper top of the sleeve 1 is equipped with the upper plate 7, and the sleeve 23 is equipped with the radiating subassembly 23,
The radiating subassembly 23 includes heat dissipation cavity 8, cooling fluid 9, heat-dissipating pipe 10 and radiating fin 11, the middle part of the sleeve 1
A heat dissipation cavity 8 is provided with along its circumferencial direction, is filled with the cooling fluid 9 in the heat dissipation cavity 8, the one of the heat-dissipating pipe 10
End is inserted into the heat dissipation cavity 8 and the other end of the heat-dissipating pipe 10 extends to outside the heat dissipation cavity 8, the radiating fin
The middle part of piece 11 is provided with a through-hole 16, and the heat-dissipating pipe 10 extends on the end outside the heat dissipation cavity 8 through through-hole 16
It is fixedly connected with the radiating fin 11, the end close to the radiating fin 11 of the heat-dissipating pipe 10 is connected through a screw thread a limit
Position block 12.
In the present embodiment, the bottom of the sleeve 23 is provided with multiple heat release holes 13, the heat release hole along its circumferencial direction
13 are communicated to the outer wall of the sleeve 23.Avoid heat build-up in sleeve 23.
In the present embodiment, the heat-dissipating pipe 10 is equipped with multiple, and the heat dissipation cavity 8 is in circular ring structure, the multiple to dissipate
Heat pipe 10 is uniformly arranged along the short transverse of the heat dissipation cavity 8.Heat will be generated timely to radiate away.
In the present embodiment, the inside of the sleeve 23 is additionally provided with inflatable component 24, is additionally provided with and fills in the sleeve 23
Gas air cushion 14, the middle part of the inflatable air cushion 14 are provided with a limit hole 15, and the end of the spring 4 connects across the limit hole 15
It is connected to the interior bottom of the sleeve 23, the side of the inflatable air cushion 14 is connected to inflating catheter 17, the end of the inflating catheter 17
Portion is communicated to inflator pump 18；The upper surface of the sleeve 23 is equipped with pressure sensor 20, and the side wall of the sleeve 23 is equipped with
One inflator pump 18, the output end of the pressure sensor 20 are connected to the inflator pump 18；The other side of the sleeve 23 is equipped with
Backup power source 19, the backup power source 19 are connected to the inflator pump 18 and the pressure sensor 20 by conducting wire 21；It is described
The model HM29 of pressure sensor 20.The elasticity for enhancing the spring of dampening assembly 22 by inflatable component 24, when spring 4 fails
When, the damping device of agricultural machinery can continue to using.
In the present embodiment, the internal coat of the sliding slot 5 has heat insulating coat 25；The heat insulating coat 25 includes base
26, PU coating 27, ceramic fiber particle, thermal insulating filling layer 28, flame retardant coating 29, top coat layer 30；The surface of the base 26
It is provided with PU coating 27, the upper surface of PU coating 27 is provided with thermal insulating filling layer 28, and ceramic fibre is provided in thermal insulating filling layer 28
Tie up particle；The upper surface of the thermal insulating filling layer 28 is provided with flame retardant coating 29, and the upper surface of flame retardant coating 29 is provided with face
Paint layer 30, the thermal insulating filling layer 28 be aeroge, the base 26 with a thickness of 1-2mm；The thickness of the PU coating 27
For 2-3mm；The thermal insulating filling layer 28 with a thickness of 3-4mm；The flame retardant coating 29 with a thickness of 1-3mm；The top coat layer
30 with a thickness of 1-4mm.The service life of lengthening sleeve two.
Working principle: the present invention is provided with dampening assembly and radiating subassembly, and wherein dampening assembly includes sleeve 1 and sleeve
23, sleeve 1 and sleeve 23 are slidably connected by sliding slot 5 and sliding block 6, and the activity of damping device thus may be implemented,
Inside between sleeve 1 and sleeve 23 is additionally provided with spring 4, and when rack 1 is by hitting, sleeve 1 is moved downward,
Spring 4 bears its impact force being subject to, and avoids rack 1 by bigger shock, in addition radiating subassembly includes heat dissipation cavity 8 and dissipates
Hydrothermal solution 9, because sleeve 1 and sleeve 23 can generate a large amount of heat during long-term upper and lower sliding, in order to avoid shadow
The normal use for arriving damping device is rung, so being provided with radiating subassembly on sleeve 23, radiating subassembly heat dissipation cavity 8 is located at set
On cylinder 23, the cooling fluid 9 to radiate in cavity 3 absorbs heat, reduces operating temperature between sleeve 23 and sleeve 1, in addition dissipates
Heat pipe 10 is inserted into heat dissipation cavity 8, and temperature is distributed outward and is additionally provided on heat-dissipating pipe 10 scattered in time by heat-dissipating pipe 10
Hot fin 11, radiating fin 11 can also reduce temperature, extend the service life of damping device.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (9)
1. a kind of damping device suitable for agricultural equipment, including rack (1), it is characterised in that: the rack (1), which is equipped with, to be subtracted
Shake component (22) and radiating subassembly (23), the dampening assembly (23) include sleeve one (2), spring (4), sleeve two (3) with
And upper plate (7), the two sides of the sleeve one (2) are provided with a sliding slot (5), the two sides of the sleeve two (3) are equipped with a sliding block
(6), the sleeve one (2) is set in the sleeve two (3) and the sleeve one (2) and the sleeve two (3) pass through sliding slot
(5) it is slidably connected with sliding block (6), the bottom of the sleeve two (3) is equipped with spring (4), and one end of the spring (4) is fixedly connected
The other end to the interior bottom of sleeve two (3), the spring two (4) is fixedly attached to the inner top of sleeve one (2), the sleeve
The upper top of one (2) is equipped with the upper plate (7), and the sleeve two (3) is equipped with the radiating subassembly (23), the heat dissipation group
Part (23) includes heat dissipation cavity (8), cooling fluid (9), heat-dissipating pipe (10) and radiating fin (11), in the sleeve one (2)
Portion is provided with a heat dissipation cavity (8) along its circumferencial direction, is filled with the cooling fluid (9) in the heat dissipation cavity (8), the heat dissipation
One end of pipe (10) is inserted into heat dissipation cavity (8) and the other end of the heat-dissipating pipe (10) extends to the heat dissipation cavity
(8) outside, it is provided with a through-hole (16) in the middle part of the radiating fin (11), the heat-dissipating pipe (10) extends to the heat dissipation cavity
(8) be fixedly connected the radiating fin (11) on external end by through-hole (16), the heat-dissipating pipe (10) close to described
The end of radiating fin (11) is connected through a screw thread a limited block (12).
2. a kind of damping device suitable for agricultural equipment according to claim 1, it is characterised in that: the sleeve two
(3) bottom is provided with multiple heat release holes (13) along its circumferencial direction, and the heat release hole (13) is communicated to the outer of the sleeve two (3)
Wall.
3. a kind of damping device suitable for agricultural equipment according to claim 1, it is characterised in that: the heat-dissipating pipe
(10) it is equipped with multiple, the heat dissipation cavity (8) is in circular ring structure, and the multiple heat-dissipating pipe (10) radiates cavity (8) along described
Short transverse is uniformly arranged.
4. a kind of damping device suitable for agricultural equipment according to claim 1, it is characterised in that: the sleeve two
(3) inside is additionally provided with inflatable component (24), is additionally provided with inflatable air cushion (14), the inflatable air cushion in the sleeve two (3)
(14) it is provided in the middle part of a limit hole (15), the end of the spring (4) passes through the limit hole ((15)) and is connected to the set
The side of the interior bottom of two (3) of cylinder, the inflatable air cushion (14) is connected to inflating catheter (17), the end of the inflating catheter (17)
It is communicated to inflator pump (18).
5. a kind of damping device suitable for agricultural equipment according to claim 4, it is characterised in that: the sleeve two
(3) upper surface is equipped with pressure sensor (20), and the side wall of the sleeve two (3) is equipped with an inflator pump (18), the pressure
The output end of sensor (20) is connected to the inflator pump (18).
6. a kind of damping device suitable for agricultural equipment according to claim 5, it is characterised in that: the sleeve two
(3) the other side is equipped with backup power source (19), and the backup power source (19) is connected to the inflator pump (18) by conducting wire (21)
With the pressure sensor (20).
7. a kind of damping device suitable for agricultural equipment according to claim 6, it is characterised in that: the pressure sensing
The model HM29 of device (20).
8. a kind of damping device suitable for agricultural equipment according to claim 1, it is characterised in that: the sliding slot (5)
Internal coat have heat insulating coat (25).
9. a kind of damping device suitable for agricultural equipment according to claim 8, it is characterised in that: the heat insulating coat
It (25) include base (26), PU coating (27), ceramic fiber particle, thermal insulating filling layer (28), flame retardant coating (29), top coat layer
(30)；The surface of the base (26) is provided with PU coating (27), and the upper surface of PU coating (27) is provided with thermal insulating filling layer
(28), ceramic fiber particle is provided in thermal insulating filling layer (28)；The upper surface of the thermal insulating filling layer (28) is provided with resistance
It fires coating (29), the upper surface of flame retardant coating (29) is provided with top coat layer (30), and the thermal insulating filling layer (28) is aeroge,
The base (26) with a thickness of 1-2mm；The PU coating (27) with a thickness of 2-3mm；The thickness of the thermal insulating filling layer (28)
Degree is 3-4mm；The flame retardant coating (29) with a thickness of 1-3mm；The top coat layer (30) with a thickness of 1-4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810681047.7A CN108953457A (en) | 2018-06-27 | 2018-06-27 | A kind of damping device suitable for agricultural equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810681047.7A CN108953457A (en) | 2018-06-27 | 2018-06-27 | A kind of damping device suitable for agricultural equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108953457A true CN108953457A (en) | 2018-12-07 |
Family
ID=64487298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810681047.7A Pending CN108953457A (en) | 2018-06-27 | 2018-06-27 | A kind of damping device suitable for agricultural equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108953457A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205615111U (en) * | 2016-04-29 | 2016-10-05 | 南通卓越纺织涂层有限公司 | Thermal -insulated coated fabric |
| CN106402260A (en) * | 2016-05-27 | 2017-02-15 | 东群织造(苏州)有限公司 | Shock absorption supporting leg of textile machine |
| DE102015115853A1 (en) * | 2015-09-21 | 2017-03-23 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Damper valve and air spring |
| CN206175559U (en) * | 2016-10-20 | 2017-05-17 | 安徽工程大学 | A damping device for on car |
-
2018
- 2018-06-27 CN CN201810681047.7A patent/CN108953457A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015115853A1 (en) * | 2015-09-21 | 2017-03-23 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Damper valve and air spring |
| CN205615111U (en) * | 2016-04-29 | 2016-10-05 | 南通卓越纺织涂层有限公司 | Thermal -insulated coated fabric |
| CN106402260A (en) * | 2016-05-27 | 2017-02-15 | 东群织造(苏州)有限公司 | Shock absorption supporting leg of textile machine |
| CN206175559U (en) * | 2016-10-20 | 2017-05-17 | 安徽工程大学 | A damping device for on car |
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| PB01 | Publication | ||
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Application publication date: 20181207 |