CN214539226U - Hyperspectral remote sensing device - Google Patents

Hyperspectral remote sensing device Download PDF

Info

Publication number
CN214539226U
CN214539226U CN202120674881.0U CN202120674881U CN214539226U CN 214539226 U CN214539226 U CN 214539226U CN 202120674881 U CN202120674881 U CN 202120674881U CN 214539226 U CN214539226 U CN 214539226U
Authority
CN
China
Prior art keywords
remote sensing
sensing device
main part
fixing plate
hyperspectral remote
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 - Fee Related
Application number
CN202120674881.0U
Other languages
Chinese (zh)
Inventor
屈旭洲
施冬
孙妍
冀雅琳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yangtze University
Original Assignee
Yangtze University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yangtze University filed Critical Yangtze University
Priority to CN202120674881.0U priority Critical patent/CN214539226U/en
Application granted granted Critical
Publication of CN214539226U publication Critical patent/CN214539226U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model discloses a high spectrum remote sensing device relates to unmanned aerial vehicle remote sensing technology field, including the main part, still including preventing that debris from preventing the camera lens clean the structure, be convenient for storage device's regulation structure and can prevent the protection architecture that the device falls, the top of main part is provided with a plurality of installation poles, and installs one side on pole top and all install the oar soon through the pivot, adjust the structure and set up in the top of main part, the landing leg has all been welded to the both sides of main part bottom, and the bottom intermediate position department of main part is fixed with the protective housing. The utility model discloses an electro-magnet outage no longer produces suction, and the iron plate can't be attracted, and the torsional spring gyration drives the dwang rotatory, and the moving contact no longer contacts with the second static contact, but rather forms the route with stand-by circuit with the contact of first static contact, utilizes stand-by power supply to continue to control a period unmanned aerial vehicle, makes it can in time descend, prevents its crash, has realized that the outage of device prevents weighing down the function.

Description

Hyperspectral remote sensing device
Technical Field
The utility model relates to an unmanned aerial vehicle remote sensing technology field specifically is high spectrum remote sensing device.
Background
The hyperspectral remote sensing technology generally refers to hyperspectral resolution remote sensing, and is a technology for imaging by continuously remotely sensing ground objects through narrow and continuous spectral channels, the resolution can reach the nanometer level, the wave bands are multiple, and the spectral channels can reach dozens of hundreds, so that the hyperspectral remote sensing technology is often applied to industries such as agriculture, forestry, geological exploration and the like, corresponding devices are manufactured by the technology to assist human beings, and an unmanned detection machine is one of the devices which is commonly used.
When the traditional hyperspectral remote sensing device is powered off accidentally, the device can fall from the high altitude, and properties and even personal risks are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a device to the device falls, the camera lens pollutes easily and is not convenient for accomodate the problem when the outage that provides among the solution above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the hyperspectral remote sensing device comprises a main body, a cleaning structure for preventing sundries from stopping a lens, an adjusting structure for facilitating storage of the device and a protection structure capable of preventing the device from falling;
a plurality of mounting rods are arranged above the main body, propellers are mounted on one sides of the top ends of the mounting rods through rotating shafts, and the adjusting structure is arranged above the main body;
the cleaning device comprises a main body, a cleaning structure, a support leg, a protective shell, a ground height spectrometer and a ground height spectrometer, wherein the support leg is welded on each of two sides of the bottom end of the main body, the protective shell is fixed in the middle of the bottom end of the main body, one end of the bottom end of the protective shell is provided with a mounting groove, the ground height spectrometer is mounted at the top end inside the mounting groove, the other end of the bottom end of the protective shell is provided with a placing groove, and the cleaning structure is arranged inside the placing groove;
two batteries are installed to one side of protective housing, and the install bin is installed to the opposite side of protective housing, protection architecture sets up in the inside of install bin.
Preferably, the protection architecture includes the electro-magnet, the electro-magnet is installed in the bottom of the inside one side of install bin, and installs first static contact on the top of the inside one side of install bin, the second static contact is installed on the top of the inside opposite side of install bin, and both ends all install the fixed block through the pivot around the install bin is inside, and the outer wall of fixed block all overlaps and is equipped with the torsional spring, the dwang is installed to the one end of fixed block, and the moving contact is all installed on the top of dwang both sides, the iron plate is installed to the bottom of dwang.
Preferably, the rotating rod is in rotating connection with the installation box through the fixing block, and the rotating range of the rotating rod is 0-30 degrees.
Preferably, clean the structure and include brush, first fixed plate, cam, reset spring, connecting rod, second fixed plate and driving motor, driving motor installs in the inside top of standing groove, and driving motor's bottom installs the cam through the pivot, the one end of cam is provided with the second fixed plate, and the both sides of second fixed plate one end all weld the connecting rod, the one end of connecting rod runs through to the inside of mounting groove, and the one end welding of connecting rod has first fixed plate, the top of first fixed plate has the brush through the bonding agent bonding, the inside connecting rod outer wall of mounting groove all overlaps and is equipped with reset spring.
Preferably, the moving distance of the brush is equal to the difference between the long diameter and the short diameter of the cam, and the top end of the brush and the bottom end of the propeller are positioned on the same horizontal plane.
Preferably, adjust the structure and include connecting plate, guide block, guide slot, riser and rotatory section of thick bamboo, the top of main part is all seted up to the guide slot, and the equal sliding connection in inside of guide slot has the guide block, the connecting plate all welds in the one end of installation pole, and the bottom of connecting plate all is connected with the top of guide block through the connecting piece, the outer wall of installation pole is located to rotatory section of thick bamboo all cover, and the outer wall of rotatory section of thick bamboo all rotates and is connected with the riser, the bottom of riser all is connected with the top of main part through the connecting piece.
Preferably, the outer wall of installation pole all is provided with the external screw thread, and the inner wall of a rotatory section of thick bamboo all is provided with rather than assorted internal thread.
Compared with the prior art, the utility model provides a pair of device has following beneficial effect:
(1) the utility model provides a have first static contact, the install bin, the electro-magnet, the iron plate, the fixed block, the torsional spring, the second static contact, moving contact and dwang, utilize the electro-magnet when the device power is not enough to cut off the power supply, no longer produce suction, the iron plate can't be attracted, the torsional spring gyration drives the dwang rotation, the moving contact no longer contacts with the second static contact, but rather with the contact of first static contact with form the route with the stand-by circuit, utilize stand-by power supply to continue to control unmanned aerial vehicle for a period of time, make it descend in time, prevent its crash, the outage of having realized the device prevents weighing down the function, the problem that the device breaks down is solved;
(2) the utility model provides a brush, first fixed plate, the cam, reset spring, the connecting rod, second fixed plate and driving motor, start driving motor, utilize driving motor to drive the cam and rotate, make the long end of cam periodically push up the second fixed plate, make it drive first fixed plate and move, whenever the short end of cam contacts with the second fixed plate simultaneously, reset spring can promote first fixed plate and reset, so first fixed plate drives the brush and does reciprocating motion, clean the lens, the problem that the lens is easy to pollute is solved;
(3) the utility model provides a have connecting plate, guide block, guide slot, riser and a rotatory section of thick bamboo, utilize rotatory section of thick bamboo, because installation pole and rotatory section of thick bamboo screw-thread fit, and the sliding fit restriction rotation of connecting plate through guide block and guide slot, so also unable rotation of installation pole rather than being connected can only follow axial displacement for the oar that revolves is drawn close to the center of main part, reduces occupying space of device, has solved the inconvenient problem of accomodating.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic view of the protective shell of the present invention;
fig. 4 is a schematic side view of the protective shell of the present invention;
fig. 5 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.
In the figure: 1. a cleaning structure; 101. a brush; 102. a first fixing plate; 103. a cam; 104. a return spring; 105. A connecting rod; 106. a second fixing plate; 107. a drive motor; 2. an adjustment structure; 201. a connecting plate; 202. a guide block; 203. a guide groove; 204. a vertical plate; 205. a rotary drum; 3. rotating a propeller; 4. mounting a rod; 5. a main body; 6. a support leg; 7. a storage battery; 8. a protective shell; 9. mounting grooves; 10. a ground substance height spectrometer; 11. a placement groove; 12. a first fixed contact; 13. installing a box; 14. an electromagnet; 15. an iron block; 16. a fixed block; 17. a torsion spring; 18. a second fixed contact; 19. A moving contact; 20. rotating the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1-5, the hyperspectral remote sensing device comprises a main body 5, and is characterized in that: the device also comprises a cleaning structure 1 for preventing sundries from stopping the lens, an adjusting structure 2 convenient for accommodating the device and a protecting structure capable of preventing the device from falling;
a plurality of mounting rods 4 are arranged above the main body 5, propellers 3 are mounted on one sides of the top ends of the mounting rods 4 through rotating shafts, and the adjusting structure 2 is arranged above the main body 5;
the two sides of the bottom end of the main body 5 are respectively welded with the supporting legs 6, the middle position of the bottom end of the main body 5 is fixedly provided with the protective shell 8, one end of the bottom end of the protective shell 8 is provided with a mounting groove 9, a ground material height spectrometer 10 is mounted at the top end inside the mounting groove 9, the other end of the bottom end of the protective shell 8 is provided with a placing groove 11, and the cleaning structure 1 is arranged inside the placing groove 11;
two storage batteries 7 are mounted on one side of the protective shell 8, a mounting box 13 is mounted on the other side of the protective shell 8, and the protection structure is arranged inside the mounting box 13;
referring to fig. 1-5, the hyperspectral remote sensing device further comprises a protection structure, the protection structure comprises an electromagnet 14, the electromagnet 14 is installed at the bottom end of one side inside the installation box 13, a first fixed contact 12 is installed at the top end of one side inside the installation box 13, a second fixed contact 18 is installed at the top end of the other side inside the installation box 13, fixed blocks 16 are installed at the front end and the rear end inside the installation box 13 through rotating shafts, torsion springs 17 are sleeved on the outer walls of the fixed blocks 16, a rotating rod 20 is installed at one end of each fixed block 16, moving contacts 19 are installed at the top ends of two sides of the rotating rod 20, and an iron block 15 is installed at the bottom end of the rotating rod 20;
the rotating rod 20 is in rotating connection with the installation box 13 through the fixed block 16, and the rotating range of the rotating rod 20 is 0-30 degrees;
specifically, as shown in fig. 1 and 5, when the power of the device is insufficient and the power is cut off, the electromagnet 14 does not generate suction force any more, the iron block 15 cannot be attracted, the torsion spring 17 rotates to drive the rotating rod 20 to rotate, the movable contact 19 is not in contact with the second fixed contact 18, but is in contact with the first fixed contact 12 to form a passage for a standby circuit, and the standby power supply is used for continuously controlling the unmanned aerial vehicle for a period of time, so that the unmanned aerial vehicle can timely land to prevent the unmanned aerial vehicle from being crashed.
Example 2: the cleaning structure 1 comprises a brush 101, a first fixing plate 102, a cam 103, a return spring 104, a connecting rod 105, a second fixing plate 106 and a driving motor 107, the driving motor 107 is installed at the top end inside the placing groove 11, the cam 103 is installed at the bottom end of the driving motor 107 through a rotating shaft, the second fixing plate 106 is arranged at one end of the cam 103, the connecting rod 105 is welded on two sides of one end of the second fixing plate 106, one end of the connecting rod 105 penetrates into the mounting groove 9, the first fixing plate 102 is welded at one end of the connecting rod 105, the brush 101 is bonded at the top end of the first fixing plate 102 through a bonding agent, and the return spring 104 is sleeved on the outer wall of the connecting rod 105 inside the mounting groove 9;
the moving distance of the brush 101 is equal to the difference between the long diameter and the short diameter of the cam 103, and the top end of the brush 101 and the bottom end of the propeller 3 are positioned on the same horizontal plane;
specifically, as shown in fig. 1, 3 and 4, when the driving motor 107 is started, the driving motor 107 drives the cam 103 to rotate, so that the long end of the cam 103 periodically pushes the second fixing plate 106 to drive the first fixing plate 102 to move, and the return spring 104 pushes the first fixing plate 102 to return whenever the short end of the cam 103 contacts the second fixing plate 106, so that the first fixing plate 102 drives the brush 101 to reciprocate, thereby wiping the lens.
Example 3: the adjusting structure 2 comprises a connecting plate 201, a guide block 202, a guide groove 203, a vertical plate 204 and a rotating cylinder 205, the guide groove 203 is arranged at the top end of the main body 5, the guide block 202 is connected to the inside of the guide groove 203 in a sliding manner, the connecting plate 201 is welded at one end of the installation rod 4, the bottom end of the connecting plate 201 is connected with the top end of the guide block 202 through a connecting piece, the rotating cylinder 205 is sleeved on the outer wall of the installation rod 4, the outer wall of the rotating cylinder 205 is rotatably connected with the vertical plate 204, and the bottom end of the vertical plate 204 is connected with the top end of the main body 5 through a connecting piece;
the outer walls of the mounting rods 4 are provided with external threads, and the inner walls of the rotary cylinders 205 are provided with internal threads matched with the external threads;
specifically, as shown in fig. 1 and 2, since the mounting rod 4 is in threaded fit with the rotary cylinder 205, and the connecting plate 201 is restricted from rotating by the sliding fit of the guide block 202 and the guide groove 203, the mounting rod 4 connected with the rotary cylinder 205 cannot rotate and can only move in the axial direction, so that the propeller 3 is close to the center of the main body 5, the occupied space of the device is reduced, and the device is convenient to store.
The working principle is as follows: when the device is used, the storage battery 7 is used for supplying power, the propeller 3 rotates to provide lift force, so that the device can fly in the air, the ground is detected by the ground object spectrometer 10, effective information is transmitted to the cloud, and a user is assisted in acquiring the information;
the first innovation point implementation step:
the first step is as follows: when the power of the device is insufficient and the power is cut off, the electromagnet 14 does not generate suction force any more, and the iron block 15 cannot be attracted;
the second step is that: the torsion spring 17 rotates to drive the rotating rod 20 to rotate, and the moving contact 19 is not contacted with the second fixed contact 18 any more;
the third step: the moving contact 19 contacts with the first fixed contact 12 to form a passage for the standby circuit, and the standby power supply is used for continuously controlling the unmanned aerial vehicle for a period of time, so that the unmanned aerial vehicle can land in time and is prevented from being crashed.
The implementation step of the second innovation point:
the first step is as follows: sundries can fly into the protective shell 8, so that the lens of the ground object height spectrometer 10 is stained and cannot be shot normally;
the second step is that: starting a driving motor 107, wherein the driving motor 107 drives the cam 103 to rotate, so that the long end of the cam 103 periodically pushes the second fixing plate 106 to drive the first fixing plate 102 to move;
the third step: whenever the short end of the cam 103 contacts the second fixing plate 106, the return spring 104 will push the first fixing plate 102 to return, so that the first fixing plate 102 drives the brush 101 to reciprocate, and the lens is wiped.
The third innovation point implementation step:
the first step is as follows: after the device is used, the device is descended, and the rotating cylinder 205 is rotated;
the second step is that: since the mounting rod 4 is screw-fitted with the rotary cylinder 205, the connection plate 201 restricts its rotation by the sliding fit of the guide block 202 and the guide groove 203;
the third step: the mounting rod 4 connected with the connecting plate 201 cannot rotate and can only move along the axial direction, so that the propeller 3 is close to the center of the main body 5, and the occupied space of the device is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Hyperspectral remote sensing device, including main part (5), its characterized in that: the lens cleaning device also comprises a cleaning structure (1) for preventing sundries from stopping the lens, an adjusting structure (2) convenient for accommodating the device and a protection structure capable of preventing the device from falling;
a plurality of mounting rods (4) are arranged above the main body (5), propellers (3) are mounted on one sides of the top ends of the mounting rods (4) through rotating shafts, and the adjusting structure (2) is arranged above the main body (5);
the ground-based cleaning device is characterized in that supporting legs (6) are welded on two sides of the bottom end of the main body (5), a protective shell (8) is fixed in the middle position of the bottom end of the main body (5), an installation groove (9) is formed in one end of the bottom end of the protective shell (8), a ground material height spectrometer (10) is installed at the top end of the interior of the installation groove (9), a placing groove (11) is formed in the other end of the bottom end of the protective shell (8), and the cleaning structure (1) is arranged inside the placing groove (11);
two batteries (7) are installed to one side of protective housing (8), and install bin (13) to the opposite side of protective housing (8), protection architecture sets up in the inside of install bin (13).
2. The hyperspectral remote sensing device of claim 1, wherein: protection architecture includes electro-magnet (14), install in the bottom of the inside one side of install bin (13) electro-magnet (14), and install first static contact (12) on the top of the inside one side of install bin (13), second static contact (18) are installed on the top of the inside opposite side of install bin (13), and both ends all install fixed block (16) through the pivot around install bin (13) inside, and the outer wall of fixed block (16) all overlaps and is equipped with torsional spring (17), dwang (20) are installed to the one end of fixed block (16), and moving contact (19) are all installed on the top of dwang (20) both sides, iron plate (15) are installed to the bottom of dwang (20).
3. The hyperspectral remote sensing device of claim 2, wherein: the rotating rod (20) is in rotating connection with the installation box (13) through the fixing block (16), and the rotating range of the rotating rod (20) is 0-30 degrees.
4. The hyperspectral remote sensing device of claim 1, wherein: the cleaning structure (1) comprises a brush (101), a first fixing plate (102), a cam (103), a return spring (104), a connecting rod (105), a second fixing plate (106) and a driving motor (107), wherein the driving motor (107) is arranged at the top end inside the placing groove (11), and the bottom end of the driving motor (107) is provided with a cam (103) through a rotating shaft, one end of the cam (103) is provided with a second fixing plate (106), and both sides of one end of the second fixing plate (106) are welded with connecting rods (105), one end of the connecting rod (105) penetrates into the mounting groove (9), and one end of the connecting rod (105) is welded with a first fixing plate (102), the top end of the first fixing plate (102) is bonded with a brush (101) through adhesive, and the outer walls of the connecting rods (105) in the mounting grooves (9) are all sleeved with return springs (104).
5. The hyperspectral remote sensing device of claim 4, wherein: the moving distance of the brush (101) is equal to the difference between the long diameter and the short diameter of the cam (103), and the top end of the brush (101) and the bottom end of the propeller (3) are positioned on the same horizontal plane.
6. The hyperspectral remote sensing device of claim 1, wherein: adjust structure (2) including connecting plate (201), guide block (202), guide slot (203), riser (204) and rotatory section of thick bamboo (205), the top of main part (5) is all seted up in guide slot (203), and the equal sliding connection in inside of guide slot (203) has guide block (202), connecting plate (201) all welds in the one end of installation pole (4), and the bottom of connecting plate (201) all is connected with the top of guide block (202) through the connecting piece, the outer wall of installation pole (4) is all located to rotatory section of thick bamboo (205) cover, and the outer wall of rotatory section of thick bamboo (205) all rotates and is connected with riser (204), the bottom of riser (204) all is connected with the top of main part (5) through the connecting piece.
7. The hyperspectral remote sensing device of claim 6, wherein: the outer wall of installation pole (4) all is provided with the external screw thread, and the inner wall of a rotatory section of thick bamboo (205) all is provided with rather than assorted internal thread.
CN202120674881.0U 2021-04-01 2021-04-01 Hyperspectral remote sensing device Expired - Fee Related CN214539226U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120674881.0U CN214539226U (en) 2021-04-01 2021-04-01 Hyperspectral remote sensing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120674881.0U CN214539226U (en) 2021-04-01 2021-04-01 Hyperspectral remote sensing device

Publications (1)

Publication Number Publication Date
CN214539226U true CN214539226U (en) 2021-10-29

Family

ID=78271714

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120674881.0U Expired - Fee Related CN214539226U (en) 2021-04-01 2021-04-01 Hyperspectral remote sensing device

Country Status (1)

Country Link
CN (1) CN214539226U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116280230A (en) * 2023-03-17 2023-06-23 昆山亿飞航空智能科技有限公司 Continuous energy protection device for power output interruption of unmanned aerial vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116280230A (en) * 2023-03-17 2023-06-23 昆山亿飞航空智能科技有限公司 Continuous energy protection device for power output interruption of unmanned aerial vehicle
CN116280230B (en) * 2023-03-17 2024-02-23 昆山亿飞航空智能科技有限公司 Continuous energy protection device for power output interruption of unmanned aerial vehicle

Similar Documents

Publication Publication Date Title
US10016637B2 (en) Anti-falling mechanism and photovoltaic panel cleaning equipment having same
CN214539226U (en) Hyperspectral remote sensing device
CN208828101U (en) A kind of unmanned plane for construction site monitoring
CN208470099U (en) A kind of portable unmanned plane
CN210882627U (en) A unmanned aerial vehicle patrols and examines for defeated transformer substation patrols and examines
CN115027690A (en) Unmanned aerial vehicle surveys and shoots structure and angle with multi-angle and shoots and use linkage
CN219468052U (en) Photogrammetry airborne multi-view stereoscopic aviation remote sensing device
CN212448140U (en) All-round survey and drawing unmanned aerial vehicle that prospecting was used
CN217436067U (en) Unmanned aerial vehicle monitoring facilities to ecological environment construction
CN116902255A (en) Survey and drawing unmanned aerial vehicle
CN216468461U (en) Unmanned aerial vehicle with wing protective structure
CN215436936U (en) Underground power transmission line pipeline inspection unmanned aerial vehicle capable of automatically avoiding obstacles
CN215361883U (en) Be used for surveying and mapping unmanned aerial vehicle that takes photo by plane
CN213892889U (en) Optical lens for unmanned aerial vehicle
CN213354840U (en) Protection subassembly of unmanned aerial vehicle surveying instrument
CN212290339U (en) Unmanned aerial vehicle suitable for forestry fall webworm situation monitoring
CN212709970U (en) Unmanned aerial vehicle inspection device
CN113176597A (en) Intelligent monitoring equipment based on Beidou positioning
CN114061546A (en) Unmanned aerial vehicle aerial survey data and aerial survey method thereof
CN111007480A (en) A protection type laser rangefinder for geology is surveyed
CN113119784A (en) Driving mechanism and side position bottom surface charging mechanism
CN215707132U (en) Unmanned aerial vehicle is used in geographic information survey and drawing
CN217673254U (en) Unmanned aerial vehicle of municipal works surveys equipment
CN216232935U (en) Unmanned aerial vehicle for surveying and mapping geographic information
CN215622664U (en) Multi-degree-of-freedom three-dimensional acquisition device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20211029