CN101576433B - Ocean floating platform simulator with two degrees of freedom - Google Patents
Ocean floating platform simulator with two degrees of freedom Download PDFInfo
- Publication number
- CN101576433B CN101576433B CN2009100524631A CN200910052463A CN101576433B CN 101576433 B CN101576433 B CN 101576433B CN 2009100524631 A CN2009100524631 A CN 2009100524631A CN 200910052463 A CN200910052463 A CN 200910052463A CN 101576433 B CN101576433 B CN 101576433B
- Authority
- CN
- China
- Prior art keywords
- base plate
- reducing motor
- platform
- controlling mechanism
- fixed
- 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.)
- Active
Links
- 238000007667 floating Methods 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 230000001276 controlling effect Effects 0.000 description 22
- 230000008859 change Effects 0.000 description 6
- 208000006011 Stroke Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011173 large scale experimental method Methods 0.000 description 1
- 238000013332 literature search Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to an ocean floating platform simulator with two degrees of freedom, belonging to the technical field of ocean engineering. An A-type support fixed on a first bottom plate is respectively arranged at the middle of the two sides of the platform; a clamp-shaft aggregate unit is connected with the platform and the two A-type supports; the middle of one of the other two sides of the platform is connected with a crank link mechanism; the first bottom plate is fixedly provided with a first reducing motor and arranged on a second bottom plate; the first bottom plate and the second bottom plate are connected through engaging a bevel gear set; a first stroke control mechanism is fixed on the second soleplate; a second stroke control mechanism is fixed on a second stroke mechanism bracket; the second bottom plate is fixedly provided with a second reducing motor base which is fixedly provided with a second reducing motor; and the second bottom plate is fixedly arranged on the ground through a pin expansion bolt. In the simulator, both degrees of freedom are driven by the reducing motor, and frequency and angles can be regulated independently by a frequency converter and the stroke control mechanism, thereby ensuring simplicity, safety and reliability.
Description
Technical field
The present invention relates to a kind of device of field of ocean engineering, specifically is a kind of frequency of wave fluctuation, ocean floating platform simulator with two degrees of freedom of adjustable angle of simulating.
Background technology
The research of marine floating type platform at present all is chosen in the artificial pond and experimentizes by device fabrications such as wave making machine simulation marine environment, though this method can comparatively approaching simulating actual conditions, its site requirements height, equipment are numerous, invest high.For middle-size and small-size ocean simulated experiment, often there is not high budget support like this to build artificial pond as experimental provision.
By literature search to prior art, Chinese patent CN1614376A, Chinese patent CN2518096Y and Chinese patent CN101201291 have proposed ocean platform simulator separately respectively, but some designs complicated, install hugely, some can not satisfy large-scale experiment needs or can not the flexible parameters.
In the Chinese patent " amplitude-adjustable platform with single freedom degree " (application number 200810201923.8) a kind of amplitude-adjustable platform with single freedom degree has been proposed in addition, this technology readme: a kind of amplitude-adjustable platform with single freedom degree of field of ocean engineering, comprise: coupling arrangement, toggle, motor and base plate between platform, the support of A type, platform and support, toggle drives platform and does reciprocally swinging, supports as the platform pivot center with both sides A type.Described toggle is made up of planet porous disc crank and connecting rod, and planet porous disc crank is provided with disc centre axis hole and a plurality of planets hole, and disc centre axis hole and motor shaft are connected, and the planet hole cooperates with connecting rod.Central shaft hole and the corresponding different crank length of each planet pitch of holes on the planet porous disc crank, connecting rod connect with different planets hole can change the platform amplitude.Though this technology drives the platform swing by toggle, can regulate the platform amplitude by the crank of planet porous disc form.But can not real simulated complicated marine environment can not be simulated yawing and rolling or pitching.
Summary of the invention
Purpose of the present invention is exactly at deficiency of the prior art and shortcoming, a kind of ocean floating platform simulator with two degrees of freedom is proposed, make it all environmental factors be simplified periodic wobble and the rotation that synthesizes floating platform, drive platform mechanically and replace the pond analogy method, and the degree of freedom of this platform and pendulum angle, frequency adjustable, regulative mode is simple, rapid.
The present invention is achieved by the following technical solutions, the present invention includes: platform, two A types support, anchor clamps-axle composite set, toggle, first reducing motor, first base plate, first range controlling mechanism, second reducing motor, second range controlling mechanism, second base plate, the second reducing motor base, the second range controlling mechanism support, respectively establishing an A type that is fixed on first base plate in the middle of the both sides of platform supports, anchor clamps-axle composite set connects platform and two A types support, platform is the wherein middle on one side connecting crank linkage assembly on both sides in addition, fixedly install first reducing motor on first base plate, first base plate is arranged on second base plate, first base plate and second base plate are connected with a joggle by awl gear group, first range controlling mechanism is fixed on first base plate, and second range controlling mechanism is fixed on the second Strok mechanism support.Fixedly install the second reducing motor base on second base plate, fixedly install second reducing motor on the second reducing motor base.Second base plate is fixedly set in ground by the footing expansion bolt.
Described platform is a quadrilateral.
Described toggle is arranged on first reducing motor.
Before described first reducing motor first AC frequency conversion speed regulator is set.
Connect one second AC frequency conversion speed regulator before described second reducing motor.
Described first base plate is less than second base plate.
Be rotationally connected by rotating disk formation between described first base plate and second base plate.
Described first base plate is provided with guide roller with second plate upper surface down, and guide roller slides on second base plate.
Described rotating disk is made of top rotary table, lower rotary table and ball, and top rotary table is fixed in the lower surface of first base plate, and lower rotary table is fixed in the upper surface of second base plate, and ball is between top rotary table and lower rotary table.
Described awl gear group is made of horizontal conical gear, vertical conical gear, and horizontal conical gear is set on first base plate, on the output shaft part of second reducing motor on second base plate vertical conical gear is set, and two gearing mesh constitute awl gear group.
On described first base plate first range controlling mechanism is set, this first range controlling mechanism comprises two travel switches, and the position of first range controlling mechanism is in a side of toggle.
Described first range controlling mechanism comprises a riser, two roller wheel handle formula travel switches, and riser is fixed on second base plate, and riser is fixed on the second range controlling mechanism support again.
Described riser is connected two long shaped plates by bolt with packing ring, two long shaped plates can rotate around bolt, to adjust the position of clashing into plectrum, two roller wheel handle formula travel switches are separately positioned on two long shaped plates, two long shaped plates are fixed by boring and riser respectively, are provided with the pilot hole that is bored according to the long shaped plate rotary motion trace on riser.
Described two roller wheel handle formula travel switches are separately positioned on two long shaped plates.
Principle of work of the present invention is: in the axle swing, drive awl gear group with second reducing motor in amplitude-adjustable platform with single freedom degree implementation platform vertical direction, make platform whole realize another rotational freedom with respect to ground.The present invention adopts mechanical hook-up to carry out the ripples simulation, and the motor-driven mechanical platform reaches frequency and the adjustable angle of platform two degree of freedom by the driving frequency of change motor and the position of travel switch plectrum.Two degree of freedom one are the swing degree of freedom of platform around axis, and it two is the rotary freedom on the relative ground of platform.The present invention cooperates real simulated wave fluctuation more by the motion of two degree of freedom.
The realization of platform rotational freedom is by the relatively rotating of first base plate and second base plate (second base plate is fixed in ground), and rotates relative to ground thereby drive platform.First base plate and second base plate relatively rotate that the motion that is meshing with each other by awl gear group drives, and the gear motion of awl gear group drives vertical gear by second reducing motor and produces.On this mechanism basis, anterior second AC frequency conversion speed regulator that connects of second reducing motor is reduced within the scope of ocean platform slosh frequency the second reducing motor rotating speed, only need to regulate the second AC frequency conversion speed regulator output frequency and change the second reducing motor rotating speed, the engaging angle speed of awl gear group promptly changes, thus the adjusting of implementation platform rotational frequency.Cone governor gear group corner amplitude is provided with the adjusting that upper and lower spacing travel switch is realized bevel gear set corner amplitude, the i.e. rotation amplitude on the relative ground of scalable platform by the different angles in awl gear group rotating distance.Travel switch is connected in the second reducing motor forward and backward circuit, then reducing motor counter-rotating of the upper limit position switch of certain angle in gear rotates its stroke of bump, gear counter-rotating; Clash into the lower position switch of symmetric arrangement again, reducing motor just changes, and gear also changes rotation direction.Like this, gear moves all the time between the upper and lower limit bit switch, thereby as long as adjust the position of upper and lower limit bit switch, with regard to may command gear rotational angle range, the rotational angle on the relative ground of platform is just corresponding adjusted.
The present invention gives second reducing motor according to the voltage that needs are set the second AC frequency conversion speed regulator output frequency, and the second reducing motor inside is exported lower rotating speed and given bevel gear set after gear reduction, and awl gear group drives the first base plate A.Gear bump plectrum is arranged on the upper and lower limit bit switch of certain angle in its rotational travel, be controlled between the upper and lower limit bit switch and back and forth rotate, thereby platform rotates in the angle of correspondence.
A kind of frequency of wave fluctuation, ocean floating platform simulator with two degrees of freedom of adjustable angle of simulating that the present invention proposes, make it all environmental factors be simplified periodic wobble and the rotation that synthesizes floating platform, drive platform mechanically and replace the pond analogy method, and the degree of freedom of this platform and pendulum angle, frequency adjustable, regulative mode is simple, rapid.
Description of drawings
Fig. 1 is the front view of apparatus of the present invention.
Fig. 2 is the right pseudosection of apparatus of the present invention.
Fig. 3 is a turntable bearing structural representation of the present invention;
Wherein: (a) being the section of turntable bearing, (b) is that the structure of turntable bearing is amplified signal.
Fig. 4 bores the synoptic diagram of gear group for the present invention.
Fig. 5 is the synoptic diagram of guide roller of the present invention.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated: present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As depicted in figs. 1 and 2, present embodiment comprises: platform 1, two A types support 2 and 3, anchor clamps-axle composite set 4, toggle 5, first reducing motor 6, first base plate 7, first range controlling mechanism 8, first AC frequency conversion speed regulator 9, second reducing motor 31, second range controlling mechanism 32, second base plate 33, second AC frequency conversion speed regulator 34, the second reducing motor base 36, the second range controlling mechanism support 37, horizontal gear 28, vertical gear 29, turntable bearing 30, guide roller 35, platform 1 is a quadrilateral, wherein respectively establish an A type support 2 in the middle of two opposite side, 3, anchor clamps-axle composite set 4 connects platform 1 and two A types support 2,3.Platform 1 is the wherein middle on one side connecting crank linkage assembly 5 on both sides in addition, and toggle 5 is arranged on first reducing motor 6, drives platform 1.Connect first AC frequency conversion speed regulator 9 before first reducing motor 6.Fixedly install first reducing motor 6 and A type on first base plate 7 and support 2,3, the first base plates 7 and be arranged on second base plate 33, first base plate 7 is less than second base plate 33.
Be rotationally connected by rotating disk 30 formation between first base plate 7 and second base plate 33, as shown in Figure 1.
As shown in Figure 1, drive the motion of awl gear group by second reducing motor 31, second reducing motor 31 is fixed on the second reducing motor base 36 that is fixed on second base plate 33, connects one second AC frequency conversion speed regulator 34 behind second reducing motor 31.Second range controlling mechanism 32 is fixed on and is fixed on the ground second Strok mechanism support 37.
As shown in Figure 1, the side of the position of first range controlling mechanism, 8, the first range controlling mechanisms of being made up of two rotatable travel switches 8 at toggle 5 overlapped in welding one on first base plate 7.
As shown in Figure 3, rotating disk 30 is made of top rotary table 25, lower rotary table 26 and ball 27, Fig. 3 (a) is the sectional view of turntable bearing, wherein top rotary table 25 is fixed in the lower surface of first base plate 7, lower rotary table 26 is fixed in the upper surface of second base plate 33, ball 27 is between top rotary table 25 and lower rotary table 26, and shown in Fig. 3 (b), ball 27 makes that the relative slip between rotating disk 25 and the lower rotary table 26 is more stable.
Fixedly install on second base plate 33 and fixedly install second reducing motor 31, second AC frequency conversion speed regulator 34 on the second reducing motor base, 36, the second reducing motor bases 36.
As shown in Figure 4, horizontal conical gear 28 is set on first base plate 7, on the output shaft part of second reducing motor 31 on second base plate 33 vertical conical gear 29 is set, two gearing mesh constitute awl gear group, second reducing motor 31 drives vertical conical gear 29, drive the rotation of horizontal conical gear 28 by the rotation of vertical conical gear 29, thereby make the rotational freedom on the relative ground of Platform Implementation.
As shown in Figure 5, first base plate 7 times and second base plate, 33 upper surfaces are provided with guide roller 35, and guide roller 35 slides on second base plate 33, to increase the stability that first base plate 7 rotates relative to second base plate 33.
First range controlling mechanism 8 comprises a riser, two roller wheel handle formula travel switches, riser is welded on second base plate 33, riser is connected two long shaped plates by bolt with packing ring, two long shaped plates can rotate around bolt, to adjust the position of clashing into plectrum, two roller wheel handle formula travel switches are separately positioned on two long shaped plates, and two long shaped plates are fixed by boring and described riser respectively, are provided with the pilot hole that is bored according to the long shaped plate rotary motion trace on riser.The rotatable next corresponding different degree in crank angle requirement of the travel switch that is provided with two roller wheel handle formulas in first range controlling mechanism 8.Two roller wheel handle formula travel switches are separately positioned on two long shaped plates, clash into the roller of one of them travel switch when plectrum, trigger circuit, the reducing motor counter-rotating makes crank change the direction rotation, move to another travel switch place, trigger roller, reducing motor just changes, and crank changes direction of motion once more.Whole Strok mechanism realizes that crank rotates in certain angle, and can change the angular range that travel switch position change crank rotates.
Second range controlling mechanism 32 is making with first range controlling mechanism, 8 same principle, and difference is in riser is welded on and is fixed on the ground second range controlling mechanism support 37.
Present embodiment has realized having increased a rotational freedom, by driving frequency of regulating second reducing motor 31 and the travel switch of regulating second range controlling mechanism 32, just can realize the adjusting of this degree of freedom, make rotational frequency in 2-20 hertz scope, rotational angle is in the 0-15 degree, help ocean wave motion situation that is virtually reality like reality more, the especially motion of ocean floating platform when the sea has whirlpool, and can realize simultaneously that two-freedom and independence are controlled, adjusting.
Claims (4)
1. ocean floating platform simulator with two degrees of freedom, comprise: platform, two A types support, first reducing motor, awl gear group, toggle, first base plate, it is characterized in that, also comprise: anchor clamps-axle composite set, first range controlling mechanism, second reducing motor, second range controlling mechanism, second base plate, the second reducing motor base, the second range controlling mechanism support, respectively establishing an A type that is fixed on first base plate in the middle of the both sides of platform supports, anchor clamps-axle composite set connects platform and two A types support, platform is the wherein middle on one side connecting crank linkage assembly on both sides in addition, fixedly install first reducing motor on first base plate, first base plate is arranged on second base plate, first base plate and second base plate are connected with a joggle by awl gear group, first range controlling mechanism is fixed on second base plate, second range controlling mechanism is fixed on the second range controlling mechanism support, fixedly install the second reducing motor base on second base plate, fixedly install second reducing motor on the second reducing motor base, second base plate is fixedly set in ground by the footing expansion bolt;
Described toggle is arranged on first reducing motor;
Before described first reducing motor first AC frequency conversion speed regulator is set;
Connect one second AC frequency conversion speed regulator behind described second reducing motor;
Be rotationally connected by rotating disk formation between described first base plate and second base plate, described rotating disk is made of top rotary table, lower rotary table and ball, top rotary table is fixed in the lower surface of first base plate, and lower rotary table is fixed in the upper surface of second base plate, and ball is between top rotary table and lower rotary table;
Described awl gear group is made of horizontal conical gear, vertical conical gear, and horizontal conical gear is set on first base plate, on the output shaft part of second reducing motor on second base plate vertical conical gear is set, and two gearing mesh constitute awl gear group;
Described first range controlling mechanism comprises a riser, two roller wheel handle formula travel switches, and riser is fixed on second base plate, and riser is fixed on the second range controlling mechanism support again, and two roller wheel handle formula travel switches are separately positioned on two long shaped plates.
2. ocean floating platform simulator with two degrees of freedom according to claim 1 is characterized in that, described first base plate is provided with guide roller with second plate upper surface down, and guide roller slides on second base plate.
3. ocean floating platform simulator with two degrees of freedom according to claim 1, it is characterized in that, first range controlling mechanism that one cover is made up of two travel switches is set on described first base plate, and the position of first range controlling mechanism is in a side of toggle.
4. ocean floating platform simulator with two degrees of freedom according to claim 1, it is characterized in that, described riser is connected two long shaped plates by bolt with packing ring, two long shaped plates can rotate around bolt, to adjust the position of clashing into plectrum, two roller wheel handle formula travel switches are separately positioned on two long shaped plates, and two long shaped plates are fixed by boring and riser respectively, are provided with pilot hole on riser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100524631A CN101576433B (en) | 2009-06-04 | 2009-06-04 | Ocean floating platform simulator with two degrees of freedom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100524631A CN101576433B (en) | 2009-06-04 | 2009-06-04 | Ocean floating platform simulator with two degrees of freedom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101576433A CN101576433A (en) | 2009-11-11 |
| CN101576433B true CN101576433B (en) | 2011-05-04 |
Family
ID=41271424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100524631A Active CN101576433B (en) | 2009-06-04 | 2009-06-04 | Ocean floating platform simulator with two degrees of freedom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101576433B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858820B (en) * | 2010-06-09 | 2012-06-20 | 北京市星光凯明动感仿真模拟器中心 | High-precision two-degrees-of-freedom stable platform |
| CN104215418B (en) * | 2014-09-16 | 2016-07-06 | 上海交通大学 | Offshore platform model multiple target physics characteristic detecting apparatus |
| CN104749566A (en) * | 2015-03-27 | 2015-07-01 | 中北大学 | Operating state simulation platform fixed on hydrophone of float |
| CN106017861B (en) * | 2016-07-20 | 2018-11-13 | 南京理工大学 | A kind of device that wave simulated waves |
-
2009
- 2009-06-04 CN CN2009100524631A patent/CN101576433B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101576433A (en) | 2009-11-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100561163C (en) | The ocean floating platform simulator of frequency and adjustable angle | |
| CN101576433B (en) | Ocean floating platform simulator with two degrees of freedom | |
| US10533531B2 (en) | Eccentrically rotating mass turbine | |
| US20170009734A1 (en) | Eccentrically Rotating Mass Turbine | |
| CN105913717B (en) | A kind of big displacement six-degree of freedom vibration platform | |
| CN108818551A (en) | A kind of Bionic Ant six-leg robot | |
| CN102672475B (en) | Parallel driven bidirectional deflection platform | |
| CN202964644U (en) | Electric two-degree-of-freedom motion platform | |
| CN105823698A (en) | Hydraulic control punching box type wave generation device and method | |
| CN207115797U (en) | The multi-freedom posture adjustment platform of driving simulation system | |
| CN101391648A (en) | Amplitude-adjustable platform with single freedom degree | |
| CN105952578B (en) | A kind of biplane power generator | |
| CN108154751A (en) | A kind of support platform apparatus of flight simulator | |
| CN111462573A (en) | Platform is swayd to slope rotation axis formula | |
| CN105799737B (en) | Single-track turnout beam drive device | |
| CN104820462B (en) | A kind of photovoltaic battery panel maximum power point tracking device and tracking thereof | |
| CN202622805U (en) | Simulated three-axis movement platform | |
| US6402625B2 (en) | Motion linkage apparatus | |
| CN104828168B (en) | A kind of double-pendulum arms motion of amphibious frog board robot | |
| CN103018100B (en) | Horizontal loading device for geotechnical centrifuge modeling test | |
| CN208833506U (en) | A kind of experimental rig for simulating rotating machinery Rolling peculiar to vessel | |
| CN110949558A (en) | Rotor multi-foot hybrid wall-climbing robot | |
| CN107097206A (en) | Robot track for rig floor | |
| KR20120022174A (en) | Apparatus for a wave power generator | |
| CN208298415U (en) | A kind of support platform apparatus of flight simulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HEFEI WANHAO ENVIRONMENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHANGHAI JIAO TONG UNIVERSITY Effective date: 20150227 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200240 MINHANG, SHANGHAI TO: 230088 HEFEI, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150227 Address after: 6, building 230088, North Building B3, innovation industry park, hi tech Zone, Anhui, Hefei Patentee after: HEFEI WANHAO ENVIRONMENT TECHNOLOGY CO., LTD. Address before: 200240 Dongchuan Road, Shanghai, No. 800, No. Patentee before: Shanghai Jiao Tong University |
|
| ASS | Succession or assignment of patent right |
Owner name: HEFEI WANHAO ENERGY EQUIPMENT CO., LTD. Free format text: FORMER OWNER: HEFEI WANHAO ENVIRONMENT TECHNOLOGY CO., LTD. Effective date: 20150428 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150428 Address after: 230088 Anhui, Hefei high tech Zone Wangjiang West Road, No. 800 animation base, building B3, North building, North Building Patentee after: Hefei Marriott Energy Equipment Co., Ltd. Address before: 6, building 230088, North Building B3, innovation industry park, hi tech Zone, Anhui, Hefei Patentee before: HEFEI WANHAO ENVIRONMENT TECHNOLOGY CO., LTD. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Ocean floating platform simulator with two degrees of freedom Effective date of registration: 20181220 Granted publication date: 20110504 Pledgee: Hefei merchants bank innovation Avenue Branch Pledgor: Hefei Marriott Energy Equipment Co., Ltd. Registration number: 2018340000755 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210723 Granted publication date: 20110504 Pledgee: Hefei merchants bank innovation Avenue Branch Pledgor: HEFEI WANHAO ENERGY EQUIPMENT Co.,Ltd. Registration number: 2018340000755 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |