CN211372008U - Desk lamp convenient to adjust - Google Patents
Desk lamp convenient to adjust Download PDFInfo
- Publication number
- CN211372008U CN211372008U CN201921655179.9U CN201921655179U CN211372008U CN 211372008 U CN211372008 U CN 211372008U CN 201921655179 U CN201921655179 U CN 201921655179U CN 211372008 U CN211372008 U CN 211372008U
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- sleeve
- annular
- desk lamp
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- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model provides a desk lamp convenient to adjust relates to articles for daily use field. This desk lamp convenient to adjust, including base and loop bar, the base upper surface includes the supporting shoe, the bottom of supporting shoe and the top fixed connection of base, the left wall of supporting shoe includes first bearing, first bearing is located the mid-mounting of supporting shoe left wall, the inside of supporting shoe includes the second bearing, the right side of second bearing and the inside right wall fixed connection of supporting shoe. This desk lamp convenient to adjust, through first lamp shade, the second lamp shade, the third screw rod, the third external screw thread, cooperation between second fluting and the second thread bush is used, can change the distance between first lamp shade and the second lamp shade, cooperation between first lamp shade and the second lamp shade is used for blockking the shining scope of light to the external world, thereby reach the effect of adjusting the bright scope of shining of desk lamp, the problem that the lamp shade can not adjust the bright scope of shining of desk lamp is solved.
Description
Technical Field
The utility model relates to an articles for daily use technical field specifically is a desk lamp convenient to adjust.
Background
The existing desk lamp is mainly used for work and study, but some people are easily influenced by light when sleeping, so that the desk lamp can influence other people when people have a rest, and the existing desk lamp is inconvenient to adjust the angle of the lamp shade and the light shining range of the lamp shade on the desk lamp.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a convenient height-adjusting can carry out the desk lamp of adjusting through the lamp shade to desk lamp bright scope.
Technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the desk lamp convenient to adjust comprises a base and a loop bar, wherein the upper surface of the base comprises a supporting block, the bottom of the supporting block is fixedly connected with the top of the base, the left wall of the supporting block comprises a first bearing, the first bearing is arranged in the middle of the left wall of the supporting block in a mounted mode, the supporting block comprises a second bearing inside, the right side of the second bearing is fixedly connected with the right wall of the supporting block inside, the left side of the second bearing comprises a rotating shaft, a gear rack and a turntable, the right end of the rotating shaft is movably connected with the left side of the second bearing, the left end of the rotating shaft penetrates through the first bearing and is fixedly connected with the right side of the turntable, the gear rack is arranged on the outer surface of the rotating shaft in a mounted mode, the top of the supporting block comprises an opening, the opening is arranged in the middle of the top of the supporting block, and, the bottom end of the movable rod penetrates through the opening to be inserted into the supporting block, the outer surface of the movable rod comprises a rack, the rack is located on the front side of the movable rod and welded, the fixing mechanism comprises a supporting plate, a first open groove, a first thread sleeve and a first fastening bolt, the lower surface of the supporting plate is fixedly connected with the top of the supporting block, the top of the supporting plate is fixedly connected with the lower surface of the fixed plate, the first open groove is formed in the middle of the supporting plate, the first thread sleeve is arranged in the first open groove in an installing mode, the first fastening bolt is used in a matching mode with the first thread sleeve, the right end of the first fastening bolt is in contact connection with the left side of the movable rod, the third bearing is arranged in the middle of the fixed plate, the movable rod is movably connected with the left end of the sleeve rod through a movable column, the right end of the sleeve rod comprises a sleeve, and the right end of the sleeve, the telescopic lower part includes third screw rod, third external screw thread, first lamp shade, second fluting and second thread bush, the second fluting is located the middle part of first lamp shade and sets up, the second thread bush is located the slotted internally mounted of second, the top and the telescopic lower fixed surface of third screw rod are connected, the third external screw thread is located the outer surface welding of third screw rod, the bottom and the upper fixed surface of second lamp shade of third screw rod are connected.
The right side of movable rod includes the fixed block, the left side of fixed block and the right side fixed connection of movable rod, the upper portion of fixed block includes first annular pole, first ring pipe, head rod, first screw rod, first external screw thread, sleeve pipe, second ring pole, second ring pipe, second connecting rod, second screw rod and second external screw thread, the lower fixed surface of top and loop bar of first ring pole is connected, the middle part of first ring pole is pegged graft with the inside of first ring pipe, the surface of first ring pipe and the top fixed connection of head rod, the bottom of head rod and the top fixed connection of first screw rod, first external screw thread is located the outer surface welding of first screw rod, the bottom of first screw rod is pegged graft with the inside on sleeve pipe top, the bottom of second ring pole and the upper surface fixed connection of fixed block, the middle part of the second annular rod is connected with the inside of the second annular pipe in an inserting mode, the bottom end of the second connecting rod is fixedly connected with the outer surface of the second annular pipe, the top end of the second connecting rod is fixedly connected with the bottom end of the second screw rod, the second outer thread is located on the outer surface of the second screw rod and welded, and the top end of the second screw rod is connected with the inside of the bottom end of the sleeve in an inserting mode.
Further, the inside of base includes the iron plate, the iron plate is located the inside lower part installation of base.
Further, the first external thread and the second external thread are opposite in rotation direction.
Further, the top of the sleeve comprises a second fastening bolt, and the bottom end of the second fastening bolt is inserted into the top of the sleeve.
Furthermore, a gear rack on the rotating shaft is meshed and connected with a rack on the movable rod.
Further, the first annular rod is matched with the first annular pipe, and the inner diameter of the first annular pipe is larger than the diameter of the section of the first annular rod.
Further, the second annular rod is matched with a second annular pipe, and the inner diameter of the second annular pipe is larger than the diameter of the section of the second annular rod.
Further, the number of the supporting plates is two.
Further, the second thread sleeve is connected with the external thread on the third screw in a matching manner.
The utility model provides a desk lamp convenient to adjust. The method has the following beneficial effects:
1. this desk lamp convenient to adjust, through first lamp shade, the second lamp shade, the third screw rod, the third external screw thread, cooperation between second fluting and the second thread bush is used, can change the distance between first lamp shade and the second lamp shade, cooperation between first lamp shade and the second lamp shade is used for blockking the shining scope of light to the external world, thereby reach the effect of adjusting the bright scope of shining of desk lamp, the problem that the lamp shade can not adjust the bright scope of shining of desk lamp is solved.
2. This desk lamp convenient to adjust through the connection between carousel, pivot, rack and pinion, movable rod, the first bearing of rack and the second bearing for the movable rod can reciprocate inside the supporting shoe, through the effect of fixed establishment 5, can fix the movable rod, has reached the effect of the highly regulation of being convenient for of desk lamp.
3. This desk lamp convenient to adjust through the connection between activity post, first annular pole, first annular pipe, head rod, first screw rod, first external screw thread, sleeve pipe, second annular pole, second annular pipe, second connecting rod, second screw rod and the second external screw thread for the loop bar can be gone on from top to bottom the activity and fixed, has reached the effect of adjusting the bright angle of shining of desk lamp, has solved the bright angle of shining of desk lamp and has adjusted inconvenient problem.
4. This desk lamp convenient to adjust through loop bar and telescopic grafting, utilizes second fastening bolt and the connection on sleeve upper portion for the length of desk lamp can be adjusted, has reached the effect of adjusting desk lamp length, has solved the inconvenient problem of desk lamp length adjustment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the point A in the structure of FIG. 1;
FIG. 3 is an enlarged view of the point B in the structure of FIG. 1;
fig. 4 is an enlarged view of the position C in the structure diagram 1 of the present invention.
The device comprises a base 1, a support block 2, a first bearing 3, a second bearing 4, a fixing mechanism 5, a support plate 501, a first groove 502, a first thread sleeve 503, a first fastening bolt 504, a rotating shaft 6, a gear rack 7, a movable rod 8, a movable column 9, a loop rod 10, a second fastening bolt 11, a sleeve 12, a first lampshade 13, a second lampshade 14, an opening 15, a rotating disk 16, a fixed plate 17, a third bearing 18, a rack 19, a fixed block 20, a first annular rod 21, a first annular tube 22, a first connecting rod 23, a first screw rod 24, a first external thread 25, a sleeve 26, a second annular rod 27, a second annular tube 28, a second connecting rod 29, a second screw rod 30, a second external thread 31, a second groove 32, a second thread sleeve 33, a third screw rod 34, a third external thread 35 and an iron block 36.
Detailed Description
As shown in fig. 1-4, an embodiment of the present invention provides a desk lamp convenient for adjustment, including a base 1 and a sleeve 10, the base 1 includes an iron block 36 inside, the iron block 36 is installed at a lower portion inside the base 1, the iron block 36 is an iron block, the weight of the base 1 is increased by using the weight of the iron block 36, and the iron block 36 is installed at a lower portion of the base 1 to reduce the center of gravity of the base 1, thereby increasing the stability of the desk lamp, avoiding the desk lamp from being easily toppled over by a slight external force, the upper surface of the base 1 includes a supporting block 2, the supporting block 2 is a block with a space inside, the bottom of the supporting block 2 is fixedly connected with the top of the base 1, the left wall of the supporting block 2 includes a first bearing 3, the first bearing 3 is installed at a middle portion of the left wall of the supporting block 2, the inside of the supporting block 2 includes a second bearing 4, the right side of the second bearing 4 is fixedly connected with, the left side of the second bearing 4 comprises a rotating shaft 6, a gear rack 7 and a turntable 16, the right end of the rotating shaft 6 is movably connected with the left side of the second bearing 4, the left end of the rotating shaft 6 penetrates through the first bearing 3 to be fixedly connected with the right side of the turntable 16, the gear rack 7 is arranged on the outer surface of the rotating shaft 6, the gear rack 7 is a circular gear rack on a gear capable of being driven and has a driving function, the top of the supporting block 2 comprises an opening 15, the opening 15 is arranged in the middle of the top of the supporting block 2, the upper part of the supporting block 2 comprises a fixing mechanism 5, a movable rod 8, a fixing plate 17 and a third bearing 18, the bottom end of the movable rod 8 penetrates through the opening 15 to be inserted into the supporting block 2, the outer surface of the movable rod 8 comprises a rack 19, the rack 19 is welded on the front surface of the movable rod 8, and, the rotary table 16 is rotated by hand, the rotation of the rotary table 16 drives the rotation of the rotary shaft 6, the rack and pinion 7 is rotated through the fixed connection between the rotary shaft 6 and the rack and pinion 7, the rack and pinion 7 is meshed with the rack 19 on the movable rod 8 for transmission, so as to drive the movable rod 8 to move up and down, and the effect of adjusting the vertical height of the desk lamp is achieved, the fixing mechanism 5 comprises a support plate 501, a first open slot 502, a first thread bush 503 and a first fastening bolt 504, the lower surface of the support plate 501 is fixedly connected with the top of the support block 2, the top of the support plate 501 is fixedly connected with the lower surface of the fixing plate 17, the number of the support plates 501 is two, the first open slot 502 is arranged in the middle of the support plate 501, the first thread bush 503 is arranged in the first open slot 502, the first fastening bolt 504 is matched with the first thread bush 503, and the right end of the first fastening bolt, the third bearing 18 is installed in the middle of the fixed plate 17, the fixed mechanism 5 is a mechanism with a fixing effect, the first fastening bolt 504 can be tightly connected with the left side of the movable rod 8 by screwing the first fastening bolt 504, so as to achieve the effect of fixing the movable rod 8, prevent the movable rod 8 from moving up and down, loosen the first fastening bolt 504, the movable rod 8 can continue moving under external force, the movable rod 8 is movably connected with the left end of the sleeve rod 10 through the movable column 9, the right end of the sleeve rod 10 comprises a sleeve 12, the right end of the sleeve rod 10 is inserted into the inner part of the left end of the sleeve 12, the top of the sleeve 12 comprises a second fastening bolt 11, the bottom end of the second fastening bolt 11 is inserted into the top of the sleeve 26, loosen the second fastening bolt 11, change the length of the sleeve rod 10 inserted into the sleeve 12, and tighten the second fastening bolt after adjusting the length from the left end of the sleeve rod 10 to the right end of the sleeve 12, the length of the desk lamp can be adjusted, the lower part of the sleeve 12 comprises a third screw 34, a third external thread 35, a first lamp shade 13, a second lamp shade 14, a second slot 32 and a second thread sleeve 33, the second slot 32 is arranged in the middle of the first lamp shade 13, the second thread sleeve 33 is arranged in the second slot 32, the top end of the third screw 34 is fixedly connected with the lower surface of the sleeve 12, the third external thread 35 is welded on the outer surface of the third screw 34, the second thread sleeve 33 is connected with the external thread 35 on the third screw 34 in a matching way, the bottom end of the third screw 34 is fixedly connected with the upper surface of the second lamp shade 14, the distance between the first lamp shade 13 and the second lamp shade 14 can be changed through the matching use among the first lamp shade 13, the second lamp shade 14, the third screw 34, the third external thread 35, the second slot 32 and the second thread sleeve 33, and the light exposure range to the outside can be blocked by the matching use between the first lamp shade 13 and the second lamp shade 14, therefore, the effect of adjusting the bright shining range of the desk lamp is achieved, and the problem that the lampshade cannot adjust the bright shining range of the desk lamp is solved.
The right side of the movable rod 8 comprises a fixed block 20, the left side of the fixed block 20 is fixedly connected with the right side of the movable rod 8, the upper part of the fixed block 20 comprises a first annular rod 21, a first annular pipe 22, a first connecting rod 23, a first screw rod 24, a first external thread 25, a sleeve 26, a second annular rod 27, a second annular pipe 28, a second connecting rod 29, a second screw rod 30 and a second external thread 31, the top of the first annular rod 21 is fixedly connected with the lower surface of the sleeve rod 10, the middle part of the first annular rod 21 is inserted into the first annular pipe 22, the first annular rod 21 is matched with the first annular pipe 22 for use, the inner diameter of the first annular pipe 22 is larger than the diameter of the section of the first annular rod 21, the outer surface of the first annular pipe 22 is fixedly connected with the top end of the first connecting rod 23, the bottom end of the first connecting rod 23 is fixedly connected with the top end of the first screw rod 24, the first external thread 25 is positioned on the outer surface of the, the bottom end of the first screw 24 is inserted into the top end of the sleeve 26, the sleeve 26 is a tubular object with internal threads inside, the internal threads inside the sleeve 26 are matched with the first external threads 25 and the second external threads 31 for use, the bottom of the second annular rod 27 is fixedly connected with the upper surface of the fixed block 20, the middle part of the second annular rod 27 is inserted into the second annular tube 28, the second annular rod 27 is matched with the second annular tube 28 for use, the inner diameter of the second annular tube 28 is larger than the diameter of the section of the second annular rod 27, the bottom end of the second connecting rod 29 is fixedly connected with the outer surface of the second annular tube 28, the top end of the second connecting rod 29 is fixedly connected with the bottom end of the second screw 30, the second external threads 31 are positioned on the outer surface of the second screw 30 for welding, the top end of the second screw 30 is inserted into the bottom end of the sleeve 26, the first external threads 25 are opposite to the, utilize first external screw thread 25 opposite with the soon of second external screw thread 31, and first screw rod 24 uses with the cooperation of second screw rod 30 and sleeve pipe 26, make to twist and move sleeve pipe 26 and can change the height between 24 tops of first screw rod and the 30 bottoms of second screw rod, and utilize swing joint through activity post 9 between loop bar 10 and the movable rod 8, make the right-hand member of loop bar 10 can reciprocate, reached and shined the angle of desk lamp brightness and adjusted the effect, the problem of desk lamp brightness shines the angle and adjusts inconveniently has been solved.
The first fastening bolt 504 is unscrewed, the rotating disc 16 is rotated by hand, the rotating shaft 6 is driven to rotate by the rotation of the rotating disc 16, the gear rack 7 is rotated by the fixed connection between the rotating shaft 6 and the gear rack 7, the gear rack 7 is meshed with the rack 19 on the movable rod 8 for transmission, so as to drive the movable rod 8 to move up and down, the first fastening bolt 504 is screwed by hand after the appropriate position of the height adjustment of the desk lamp is adjusted by the rotating disc 16 according to actual requirements, the movable rod 8 is fixed, the movable connection between the movable rod 8 and the sleeve rod 10 is realized by the movable column 9, the thread directions of the first external thread 25 on the first screw rod 24 and the second external thread 31 on the second screw rod 30 are different, so that the screwing sleeve 26 can change the length between the top end of the first screw rod 25 and the bottom end of the second screw rod 30, so as to realize the up and down movement of the right end of, the effect of changing the angle of the desk lamp is achieved, the second fastening bolt 11 is unscrewed, the length of the sleeve rod 10 inserted into the sleeve 12 is adjusted, after the length of the left end of the sleeve rod 10 and the length of the right end of the sleeve 12 reach the length required to be adjusted, the second fastening bolt 11 is screwed down, the sleeve rod 10 is fixed, the first lampshade 13 is rotated, the second threaded sleeve 33 on the second groove 332 and the third external thread 35 on the third screw 34 are used in a matched mode, the first lampshade 13 can be moved up and down, when the first lampshade 13 moves downwards to exceed the bottom of the second lampshade 14, the first lampshade 13 can block light emitted by a light source in the second lampshade 14 from the outside, and the adjustment of the range of bright desk lamp shining is achieved.
Claims (9)
1. A desk lamp convenient to adjust, includes base (1) and loop bar (10), its characterized in that: the upper surface of the base (1) comprises a supporting block (2), the bottom of the supporting block (2) is fixedly connected with the top of the base (1), the left wall of the supporting block (2) comprises a first bearing (3), the first bearing (3) is positioned in the middle of the left wall of the supporting block (2) and is installed, a second bearing (4) is arranged inside the supporting block (2), the right side of the second bearing (4) is fixedly connected with the right wall inside the supporting block (2), the left side of the second bearing (4) comprises a rotating shaft (6), a gear rack (7) and a turntable (16), the right end of the rotating shaft (6) is movably connected with the left side of the second bearing (4), the left end of the rotating shaft (6) penetrates through the first bearing (3) and is fixedly connected with the right side of the turntable (16), the gear rack (7) is positioned on the outer surface of the rotating shaft (6) and is installed, the top of the supporting block (2) comprises an opening, the opening (15) is formed in the middle of the top of the supporting block (2), the upper portion of the supporting block (2) comprises a fixing mechanism (5), a movable rod (8), a fixing plate (17) and a third bearing (18), the bottom end of the movable rod (8) penetrates through the opening (15) to be connected with the inside of the supporting block (2) in an inserting mode, the outer surface of the movable rod (8) comprises a rack (19), the rack (19) is located on the front face of the movable rod (8) in a welding mode, the fixing mechanism (5) comprises a supporting plate (501), a first open groove (502), a first threaded sleeve (503) and a first fastening bolt (504), the lower surface of the supporting plate (501) is fixedly connected with the top of the supporting block (2), the top of the supporting plate (501) is fixedly connected with the lower surface of the fixing plate (17), and the first open groove (502) is formed in the middle of the supporting, the first threaded sleeve (503) is located in the first groove (502) for installation, the first fastening bolt (504) is matched with the first threaded sleeve (503) for use, the right end of the first fastening bolt (504) is in contact connection with the left side of the movable rod (8), the third bearing (18) is located in the middle of the fixed plate (17) for installation, the movable rod (8) is movably connected with the left end of the sleeve rod (10) through the movable column (9), the right end of the sleeve rod (10) comprises a sleeve (12), the right end of the sleeve rod (10) is inserted into the left end of the sleeve (12), the lower portion of the sleeve (12) comprises a third screw (34), a third external thread (35), a first lampshade (13), a second lampshade (14), a second groove (32) and a second threaded sleeve (33), and the second groove (32) is located in the middle of the first lampshade (13) and is formed in a mode, the second threaded sleeve (33) is arranged in the second groove (32), the top end of the third screw rod (34) is fixedly connected with the lower surface of the sleeve (12), the third external thread (35) is arranged on the outer surface of the third screw rod (34) and welded, and the bottom end of the third screw rod (34) is fixedly connected with the upper surface of the second lampshade (14);
the right side of the movable rod (8) comprises a fixed block (20), the left side of the fixed block (20) is fixedly connected with the right side of the movable rod (8), the upper part of the fixed block (20) comprises a first annular rod (21), a first annular pipe (22), a first connecting rod (23), a first screw rod (24), a first external thread (25), a sleeve (26), a second annular rod (27), a second annular pipe (28), a second connecting rod (29), a second screw rod (30) and a second external thread (31), the top of the first annular rod (21) is fixedly connected with the lower surface of the sleeve rod (10), the middle part of the first annular rod (21) is inserted into the first annular pipe (22), the outer surface of the first annular pipe (22) is fixedly connected with the top end of the first connecting rod (23), the bottom end of the first connecting rod (23) is fixedly connected with the top end of the first screw rod (24), the utility model discloses a well drilling machine, including first screw rod (24), first external screw thread (25), the inside on bottom and sleeve pipe (26) top of first screw rod (24) is pegged graft, the bottom of second annular rod (27) is connected with the last fixed surface of fixed block (20), the middle part of second annular rod (27) is pegged graft with the inside of second annular tube (28), the bottom of second connecting rod (29) and the outside fixed surface of second annular tube (28) are connected, the top of second connecting rod (29) and the bottom fixed connection of second screw rod (30), second external screw thread (31) are located the outside welded surface of second screw rod (30), the top of second screw rod (30) is pegged graft with the inside of sleeve pipe (26) bottom.
2. The desk lamp convenient to adjust as recited in claim 1, wherein: the inside of base (1) includes iron plate (36), iron plate (36) are located the inside lower part installation of base (1).
3. The desk lamp convenient to adjust as recited in claim 1, wherein: the first external thread (25) and the second external thread (31) are opposite in rotation direction.
4. The desk lamp convenient to adjust as recited in claim 1, wherein: the top of the sleeve (12) comprises a second fastening bolt (11), and the bottom end of the second fastening bolt (11) is inserted into the top of the sleeve (26).
5. The desk lamp convenient to adjust as recited in claim 1, wherein: the gear rack (7) on the rotating shaft (6) is meshed and connected with the rack (19) on the movable rod (8).
6. The desk lamp convenient to adjust as recited in claim 1, wherein: the first annular rod (21) is matched with the first annular pipe (22) for use, and the inner diameter of the first annular pipe (22) is larger than the diameter of the section of the first annular rod (21).
7. The desk lamp convenient to adjust as recited in claim 1, wherein: the second annular rod (27) is matched with a second annular pipe (28), and the inner diameter of the second annular pipe (28) is larger than the diameter of the section of the second annular rod (27).
8. The desk lamp convenient to adjust as recited in claim 1, wherein: the number of the supporting plates (501) is two.
9. The desk lamp convenient to adjust as recited in claim 1, wherein: the second thread sleeve (33) is connected with an external thread (35) on the third screw rod (34) in a matching way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921655179.9U CN211372008U (en) | 2019-09-29 | 2019-09-29 | Desk lamp convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921655179.9U CN211372008U (en) | 2019-09-29 | 2019-09-29 | Desk lamp convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211372008U true CN211372008U (en) | 2020-08-28 |
Family
ID=72151065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921655179.9U Expired - Fee Related CN211372008U (en) | 2019-09-29 | 2019-09-29 | Desk lamp convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211372008U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111821038A (en) * | 2020-09-01 | 2020-10-27 | 韩士军 | Brain bracket for neurosurgery operation |
| CN112856347A (en) * | 2021-02-25 | 2021-05-28 | 中汽研汽车检验中心(宁波)有限公司 | Use method of lighting device for vehicle automatic emergency braking test |
-
2019
- 2019-09-29 CN CN201921655179.9U patent/CN211372008U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111821038A (en) * | 2020-09-01 | 2020-10-27 | 韩士军 | Brain bracket for neurosurgery operation |
| CN112856347A (en) * | 2021-02-25 | 2021-05-28 | 中汽研汽车检验中心(宁波)有限公司 | Use method of lighting device for vehicle automatic emergency braking test |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 Termination date: 20210929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |