CN106597775A - Quasi-circular aperture structure - Google Patents
Quasi-circular aperture structure Download PDFInfo
- Publication number
- CN106597775A CN106597775A CN201710108471.8A CN201710108471A CN106597775A CN 106597775 A CN106597775 A CN 106597775A CN 201710108471 A CN201710108471 A CN 201710108471A CN 106597775 A CN106597775 A CN 106597775A
- Authority
- CN
- China
- Prior art keywords
- blade
- light
- gear
- hole
- pedestal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/02—Diaphragms
- G03B9/04—Single movable plate with two or more apertures of graded size, e.g. sliding plate or pivoting plate
Abstract
The invention discloses a quasi-circular aperture structure. The quasi-circular aperture structure adopts the design that six light baffling blades are arranged in a surrounding manner to form a quasi-circular light transmission hole, wherein two of the light baffling blades slide and four of the light baffling blades swing to change the size of the quasi-circular light transmission hole, and the six light baffling blades are driven by a left driving arm and a right driving arm of a rotating rod on a motor. The quasi-circular aperture structure provided by the invention is applicable to the field of aperture structures; and uniform incoming lights are achieved through the quasi-circular aperture structure, so that the optical performance of a lens is improved.
Description
【Technical field】
The present invention relates to a kind of iris diaphragm structure, and in particular to a kind of similar round iris diaphragm structure.
【Background technology】
Now on the market the iris diaphragm structure of main flow is opal type, combines to form similar cat-eye type mouth using two pieces of aperture blades
Footpath；Cat-eye type bore is big in picture X axis and Y-axis Aspect Ratio difference, and region light-inletting quantity is uneven, deposits in actual use
It is unidirectional partially dark or partially bright in picture.
【The content of the invention】
The present invention seeks to overcome the deficiencies in the prior art, there is provided a kind of simple structure, the good class circle of optical property
Shape iris diaphragm structure.
The present invention is achieved by the following technical solutions：
A kind of similar round iris diaphragm structure, it is characterised in that：Including pedestal, the pedestal is provided with susceptor through-holes, the base
Be coated with block hole be located on pedestal and can the first light-blocking blades for sliding of opposite base and the second light-blocking blades, and can phase
Third gear light blade, fourth gear light blade, fifth gear light blade and the sixth gear light blade swung to pedestal, described first is in the light
The the first blade groove and the second blade through hole communicated with the susceptor through-holes, institute are respectively equipped with blade and the second light-blocking blades
State be respectively equipped with third gear light blade, fourth gear light blade, fifth gear light blade and sixth gear light blade third blade arc side,
Quaterfoil arc in, the 5th blade arc and the 6th blade arc side, the first blade groove, the second blade through hole, SANYE
Piece arc is in, quaterfoil arc, the 5th blade arc while and a similar round is surrounded on the susceptor through-holes during the 6th blade arc
Light hole, the pedestal is provided with driving first light-blocking blades and the second light-blocking blades slide and drives the described 3rd
Light-blocking blades, fourth gear light blade, fifth gear light blade and sixth gear light blade oscillating are filled with the driving for changing light hole size
Put.
Similar round iris diaphragm structure as above, it is characterised in that the driving means include the electricity being connected on pedestal
Machine, is connected with rotating bar on the motor, the rotating bar two ends are respectively arranged with left actuating arm and right actuating arm, and described first
Light-blocking blades are provided with the first blade coordinated with the left actuating arm and drive bar hole, second light-blocking blades be provided with
The second blade that the right actuating arm coordinates drives bar hole, the third gear light blade to be provided with and coordinate with the left actuating arm
Third blade drive arcuate socket, the fourth gear light blade to be provided with the quaterfoil drive arc coordinated with the left actuating arm
Shape hole, the fifth gear light blade is provided with the 5th blade coordinated with the right actuating arm and drives arcuate socket, the sixth gear
Light blade is provided with the 6th blade coordinated with the right actuating arm and drives arcuate socket, the pedestal and the first light-blocking blades, the
It is additionally provided with institute between two light-blocking blades, third gear light blade, fourth gear light blade, fifth gear light blade and sixth gear light blade
State and first light-blocking blades and the second light-blocking blades opposite base slide-and-guide are ordered about under rotating bar drives and described the is ordered about
Three light-blocking blades, fourth gear light blade, fifth gear light blade and sixth gear light blade opposite base swing the guider being oriented to.
Similar round iris diaphragm structure as above, it is characterised in that the guider include be in along susceptor through-holes periphery
The square multiple lead columns being arranged on pedestal, wherein have be located near motor position the first lead column and the second lead column with
And away from the 3rd lead column and the 4th lead column of motor position, first light-blocking blades be provided with the first lead column,
The first blade that three lead columns and the 4th lead column coordinate is oriented to bar hole, and second light-blocking blades are provided with leads with second
The second blade that Xiang Zhu, the 3rd lead column and the 4th lead column coordinate is oriented to bar hole, the third gear light blade and the 4th
The third blade location hole and quaterfoil location hole coordinated with the first lead column, the fifth gear are respectively equipped with light-blocking blades
The 5th blade location hole and the 6th blade positioning coordinated with the second lead column is respectively equipped with light blade and sixth gear light blade
Hole.
Similar round iris diaphragm structure as above, it is characterised in that first blade is oriented to bar hole and the first blade drives
Dynamic bar hole is orthogonal, and second blade is oriented to bar hole and drives bar hole orthogonal with the second blade.
Similar round iris diaphragm structure as above, it is characterised in that the end of the left actuating arm and right actuating arm is equipped with
Barb,.
Similar round iris diaphragm structure as above, it is characterised in that the pedestal is provided with and is available for left actuating arm and right driving
Arm is passed through and in the pedestal arcuate socket of interior rotation.
Similar round iris diaphragm structure as above, it is characterised in that the pedestal is provided with the postive stop baffle of fixed motor.
Similar round iris diaphragm structure as above, it is characterised in that cover sheet, the guarantor are also associated with the pedestal
Protecting cover plate is provided with the cover plate through hole communicated with susceptor through-holes.
Similar round iris diaphragm structure as above, it is characterised in that the cover sheet is provided with relative with pedestal arcuate socket
The cover plate arcuate socket answered.
Similar round iris diaphragm structure as above, it is characterised in that be additionally provided with the cover sheet and the guiding on pedestal
The corresponding cover plate registration holes of post.
Compared with prior art, the present invention has the following advantages：
1. similar round iris diaphragm structure of the present invention surrounds the light hole of a similar round using six pieces of light-blocking blades,
Wherein two pieces light-blocking blades are made to slide, four pieces of light-blocking blades swing to adjust the size of light hole, and because light hole is justified in class
Shape, its light-inletting quantity evenly, can more improve the optical property of camera lens；
2. similar round iris diaphragm structure of the present invention employs swing type light-blocking blades, and it swings, and resistance is relative to slide more
It is little, thus it is more steady when light hole size is adjusted, and light flux variations are also more steady；
3. similar round iris diaphragm structure of the present invention can prevent light-blocking blades from existing by arranging barb on actuating arm
Deviate from motor process；
【Description of the drawings】
Fig. 1 is one of axonometric chart of similar round iris diaphragm structure of the present invention；
Fig. 2 is the two of the axonometric chart of similar round iris diaphragm structure of the present invention；
Fig. 3 is that similar round iris diaphragm structure of the present invention removes the axonometric chart after cover sheet；
Fig. 4 is the explosive view of similar round iris diaphragm structure of the present invention.
【Specific embodiment】
Embodiments of the present invention are elaborated below in conjunction with the accompanying drawings：
As shown in Figures 1 to 4, a kind of similar round iris diaphragm structure according to the present invention, including pedestal 100, on the pedestal 100
Be provided with susceptor through-holes 101, be coated with the susceptor through-holes 101 be located on pedestal 100 and can opposite base 100 slide first
The light-blocking blades 2 of light-blocking blades 1 and second, and can opposite base 100 swing third gear light blade 3, fourth gear light blade 4,
Fifth gear light blade 5 and sixth gear light blade 6, be respectively equipped with the light-blocking blades 2 of first light-blocking blades 1 and second with it is described
The first blade groove 11 and the second blade through hole 21 that susceptor through-holes 101 are communicated, the third gear light blade 3, fourth gear light leaf
Third blade arc is respectively equipped with piece 4, fifth gear light blade 5 and sixth gear light blade 6 in 31, quaterfoil arc the 41, the 5th
Blade arc at 51 and the 6th blade arc 61, the first blade groove 11, the second blade through hole 21, third blade arc side 31,
Quaterfoil arc in 41, the 5th blade arc 51 and the 6th blade arc side 61 class circle is surrounded on the susceptor through-holes 101
The light hole 200 of shape, the pedestal 100 is provided with the driving light-blocking blades 2 of the first light-blocking blades 1 and second and slides and drive
Dynamic the third gear light blade 3, fourth gear light blade 4, fifth gear light blade 5 and sixth gear light blade 6 swing to change thang-kng
The driving means 7 of the size of hole 200.
The driving means 7 include the motor 71 being connected on pedestal, and rotating bar 72 is connected with the motor 71, described
The two ends of rotating bar 72 are respectively arranged with left actuating arm 721 and right actuating arm 722, first light-blocking blades 1 be provided with it is described
The first blade that left actuating arm 721 coordinates drives bar hole 12, second light-blocking blades 2 to be provided with and the right actuating arm
722 the second blades for coordinating drive bar hole 22, the third gear light blade 3 to be provided with and the left actuating arm 721 cooperation
Third blade drives arcuate socket 32, the fourth gear light blade 4 to be provided with the quaterfoil coordinated with the left actuating arm 721 and drive
Dynamic arcuate socket 42, the third blade drives arcuate socket 32 and quaterfoil to drive arcuate socket 42 in "eight" shape Relative distribution, institute
State fifth gear light blade 5 and be provided with the 5th blade driving arcuate socket 52 coordinated with the right actuating arm 722, the sixth gear light
Blade 6 is provided with the 6th blade coordinated with the right actuating arm 722 and drives arcuate socket 62, the 5th blade to drive arcuate socket 52
It is in "eight" shape Relative distribution to drive arcuate socket 62 with the 6th blade, and the pedestal 100 is in the light with the first light-blocking blades 1, second
It is additionally provided with institute between blade 2, third gear light blade 3, fourth gear light blade 4, fifth gear light blade 5 and sixth gear light blade 6
State and order about the slide-and-guide of 1 and second light-blocking blades of the first light-blocking blades, 2 opposite base 100 under rotating bar 72 drives and order about
The third gear light blade 3, fourth gear light blade 4, fifth gear light blade 5 and the swing guide of 6 opposite base of sixth gear light blade 100
To guider 8.
The guider 8 is included along the periphery of susceptor through-holes 101 and the multiple guiding being arranged on pedestal 100 that are square
Post, wherein have being located near first lead column 81 and the second lead column 82 of the position of motor 71 and away from the of the position of motor 71
Three lead columns 83 and the 4th lead column 84, first light-blocking blades 1 be provided with the first lead column 81, the 3rd lead column 83 with
And the first blade that the 4th lead column 84 coordinates is oriented to bar hole 13, second light-blocking blades 2 are provided with and the second lead column
82nd, the second blade that the 3rd lead column 83 and the 4th lead column 84 coordinate is oriented to bar hole 23, the He of third gear light blade 3
The third blade location hole 33 and quaterfoil location hole coordinated with the first lead column 81 is respectively equipped with fourth gear light blade 4
43, the 5th blade positioning coordinated with the second lead column 82 is respectively equipped with the fifth gear light blade 5 and sixth gear light blade 6
The blade location hole 63 of hole 53 and the 6th.
By the light hole that a similar round is surrounded using six light-blocking blades, the wherein slip of two panels blade, four leaves
Piece swings to adjust the size of light hole, and because light hole is in similar round, its light-inletting quantity evenly, can more improve the light of camera lens
Learn performance.Further, since employing swing type light-blocking blades, its relative slip of swing resistance is less, thus in adjustment light hole
More steady during size, light flux variations are also more steady.
First blade is oriented to bar hole 13 and drives bar hole 12 orthogonal with the first blade, second Leaf Conductance
Drive bar hole 22 orthogonal to bar hole 23 and the second blade.
The end of the left actuating arm 721 and right actuating arm 722 is equipped with barb 7211,7221.The barb can be prevented
Light-blocking blades are deviate from motor process, serve certain position-limiting action.
The pedestal 100 is provided with and is available for left actuating arm 721 and right actuating arm 722 to pass through and in the pedestal arc of interior rotation
Hole 102, can also be not provided with addition pedestal arcuate socket 102 and directly rotating bar 72 is arranged on the upper end of pedestal 100, and motor 71
Axle be connected with rotating bar 72 through pedestal 100.
The pedestal 100 is provided with the postive stop baffle 103 of fixed motor 71.
Cover sheet 300 is also associated with the pedestal 100, the cover sheet 300 is provided with and the phase of susceptor through-holes 101
Logical cover plate through hole 301.The cover sheet 300 is provided with the cover plate arcuate socket 302 corresponding with pedestal arcuate socket 102.Institute
State and the cover plate registration holes 303 corresponding with the lead column on pedestal are additionally provided with cover sheet 300.
The operation principle of the present invention is as follows：
Motor 71 drives rotating bar 72 to rotate, and left actuating arm 721 drives bar hole 12, third blade to drive in the first blade
Arcuate socket 32 and quaterfoil drive and make in arcuate socket 42 arcuate oscillating motion and then drive three light-blocking blades to make opposite base 100
Motion, and due to by lead column spacing so that the first light-blocking blades 1 can only slide along corresponding lead column, and third gear light leaf
Piece 3, fourth gear light blade 4 then can only be with corresponding lead columns as centre swinging；Second light-blocking blades 2, fifth gear light blade in the same manner
5th, sixth gear light blade 6 is also accordingly driven by right actuating arm 722 and opposite base 100 is moved, wherein the first gear light blade 1
With the fortune of the second light-blocking blades 2, third gear light blade 3 and fourth gear light blade 4, fifth gear light blade 5 and sixth gear light blade 6
It is dynamic in opposite direction, therefore the light hole 200 in similar round that six pieces of light-blocking blades are surrounded changes also with the rotation of motor 71
Its size, and then change the size of light-inletting quantity.Because the motion of six light-blocking blades is synchronous, therefore light hole 200 is big
Little change is also uniform, and then the change of its light-inletting quantity is also uniform.
Claims (10)
1. a kind of similar round iris diaphragm structure, it is characterised in that：Including pedestal (100), the pedestal (100) is provided with susceptor through-holes
(101), it is coated with the susceptor through-holes (101) and is located on pedestal (100) and can first being in the light of sliding of opposite base (100)
Blade (1) and the second light-blocking blades (2), and can opposite base (100) swing third gear light blade (3), fourth gear light leaf
Piece (4), fifth gear light blade (5) and sixth gear light blade (6), on first light-blocking blades (1) and the second light-blocking blades (2)
It is respectively equipped with the first blade groove (11) and the second blade through hole (21) communicated with the susceptor through-holes (101), the described 3rd
SANYE is respectively equipped with light-blocking blades (3), fourth gear light blade (4), fifth gear light blade (5) and sixth gear light blade (6)
While in (31), quaterfoil arc, (41), the 5th blade arc are in (51) and the 6th blade arc (61), first blade leads to piece arc
Groove (11), the second blade through hole (21), third blade arc in (31), quaterfoil arc (41), the 5th blade arc side (51) and
6th blade arc side (61) surrounds the light hole (200) of a similar round, the pedestal on the susceptor through-holes (101)
(100) driving first light-blocking blades (1) and the second light-blocking blades (2) slip are provided with and the third gear light leaf is driven
Piece (3), fourth gear light blade (4), fifth gear light blade (5) and sixth gear light blade (6) swing big to change light hole (200)
Little driving means (7).
2. similar round iris diaphragm structure according to claim 1, it is characterised in that the driving means (7) are including being connected to base
Motor (71) on seat (100), is connected with rotating bar (72) on the motor (71), rotating bar (72) two ends are respectively provided with
There are left actuating arm (721) and right actuating arm (722), first light-blocking blades (1) are provided with matches somebody with somebody with the left actuating arm (721)
The first blade for closing drives bar hole (12), second light-blocking blades (2) to be provided with and right actuating arm (722) cooperation
Second blade drives bar hole (22), the third gear light blade (3) to be provided with the 3rd coordinated with the left actuating arm (721)
Blade drives arcuate socket (32), the fourth gear light blade (4) to be provided with the quaterfoil coordinated with the left actuating arm (721)
Arcuate socket (42), the fifth gear light blade (5) is driven to be provided with the 5th blade coordinated with the right actuating arm (722) and drive
Arcuate socket (52), the sixth gear light blade (6) is provided with the 6th blade coordinated with the right actuating arm (722) and drives arc
Hole (62), the pedestal (100) and the first light-blocking blades (1), the second light-blocking blades (2), third gear light blade (3), fourth gear
It is additionally provided between light blade (4), fifth gear light blade (5) and sixth gear light blade (6) and is driven in the case where the rotating bar (72) drives
Make first light-blocking blades (1) and the second light-blocking blades (2) opposite base (100) slide-and-guide and order about the third gear light
Blade (3), fourth gear light blade (4), fifth gear light blade (5) and sixth gear light blade (6) opposite base (100) swing and are oriented to
Guider (8).
3. similar round iris diaphragm structure according to claim 2, it is characterised in that the guider (8) includes logical along pedestal
Hole (101) periphery and the multiple lead columns being arranged on pedestal (100) that are square, wherein have being located near motor (71) position
First lead column (81) and the second lead column (82) and the 3rd lead column (83) away from motor (71) position and the 4th are oriented to
Post (84), first light-blocking blades (1) are provided with and the first lead column (81), the 3rd lead column (83) and the 4th lead column
(84) the first blade for coordinating is oriented to bar hole (13), second light-blocking blades (2) be provided with the second lead column (82), the
The second blade that three lead columns (83) and the 4th lead column (84) coordinate is oriented to bar hole (23), the third gear light blade
(3) and in fourth gear light blade (4) it is respectively equipped with the third blade location hole (33) and the 4th coordinated with the first lead column (81)
Blade location hole (43), is respectively equipped with and the second lead column (82) on the fifth gear light blade (5) and sixth gear light blade (6)
The 5th blade location hole (53) for coordinating and the 6th blade location hole (63).
4. similar round iris diaphragm structure according to claim 3, it is characterised in that first blade is oriented to bar hole (13)
Drive bar hole (12) orthogonal with the first blade, second blade is oriented to bar hole (23) and drives bar shaped with the second blade
Hole (22) is orthogonal.
5. similar round iris diaphragm structure according to claim 2, it is characterised in that the left actuating arm (721) and right actuating arm
(722) end be equipped with barb (7211,7221).
6. similar round iris diaphragm structure according to claim 2, it is characterised in that the pedestal (100) is provided with and is available for left drive
Swing arm (721) and right actuating arm (722) through and in the pedestal arcuate socket (102) of interior rotation.
7. similar round iris diaphragm structure according to claim 2, it is characterised in that the pedestal (100) is provided with fixed motor
(71) postive stop baffle (103).
8. the similar round iris diaphragm structure according to any one of claim 1 to 7, it is characterised in that on the pedestal (100) also
Cover sheet (300) is connected with, the cover sheet (300) is provided with the cover plate through hole communicated with susceptor through-holes (101)
(301)。
9. similar round iris diaphragm structure according to claim 8, it is characterised in that the cover sheet (300) is provided with and base
The corresponding cover plate arcuate socket (302) of seat arcuate socket (102).
10. similar round iris diaphragm structure according to claim 8, it is characterised in that be additionally provided with the cover sheet (300)
The cover plate registration holes (303) corresponding with the lead column on pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108471.8A CN106597775A (en) | 2017-02-27 | 2017-02-27 | Quasi-circular aperture structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108471.8A CN106597775A (en) | 2017-02-27 | 2017-02-27 | Quasi-circular aperture structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106597775A true CN106597775A (en) | 2017-04-26 |
Family
ID=58587971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710108471.8A Pending CN106597775A (en) | 2017-02-27 | 2017-02-27 | Quasi-circular aperture structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106597775A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019184553A1 (en) * | 2018-03-27 | 2019-10-03 | 广景视睿科技（深圳）有限公司 | Aperture and projector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR950004462U (en) * | 1993-07-13 | 1995-02-17 | 삼성항공산업주식회사 | Camera aperture |
| JP2005172883A (en) * | 2003-12-08 | 2005-06-30 | Canon Inc | Light quantity adjusting device, optical device and photographing device |
| CN103080830A (en) * | 2010-08-23 | 2013-05-01 | 佳能电子株式会社 | Light amount adjustment device and optical equipment |
| CN205643983U (en) * | 2016-04-28 | 2016-10-12 | 中山联合光电科技股份有限公司 | Advance even light ring structure of light |
| CN206532066U (en) * | 2017-02-27 | 2017-09-29 | 中山联合光电科技股份有限公司 | A kind of similar round iris diaphragm structure |
-
2017
- 2017-02-27 CN CN201710108471.8A patent/CN106597775A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR950004462U (en) * | 1993-07-13 | 1995-02-17 | 삼성항공산업주식회사 | Camera aperture |
| JP2005172883A (en) * | 2003-12-08 | 2005-06-30 | Canon Inc | Light quantity adjusting device, optical device and photographing device |
| CN103080830A (en) * | 2010-08-23 | 2013-05-01 | 佳能电子株式会社 | Light amount adjustment device and optical equipment |
| CN205643983U (en) * | 2016-04-28 | 2016-10-12 | 中山联合光电科技股份有限公司 | Advance even light ring structure of light |
| CN206532066U (en) * | 2017-02-27 | 2017-09-29 | 中山联合光电科技股份有限公司 | A kind of similar round iris diaphragm structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019184553A1 (en) * | 2018-03-27 | 2019-10-03 | 广景视睿科技（深圳）有限公司 | Aperture and projector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8081872B2 (en) | Flame imitation manufacturing device of an electrical-heated fireplace | |
| JP2008532593A (en) | Panning method and equipment | |
| CN203490445U (en) | Controllable aperture switching system | |
| CN106597775A (en) | Quasi-circular aperture structure | |
| CN206532066U (en) | A kind of similar round iris diaphragm structure | |
| CN109545049A (en) | A kind of Experiment of College Physics electromagnetic field three-dimensional modelling device | |
| CN211146210U (en) | Projection lamp | |
| CN207301580U (en) | A kind of mechanism and electronic equipment for adjusting light source spacing | |
| CN207750919U (en) | A kind of rotary shadow diffraction lamp bracket | |
| CN209078297U (en) | A kind of automatic turnover positioning automated machine fixture | |
| CN203147490U (en) | Universal dynamic stage spotlight | |
| CN206578407U (en) | A kind of rotary lifting-type welding bench | |
| CN206362990U (en) | A kind of micromotion structure of generating laser | |
| CN205315624U (en) | Change wheel transmission and rotary dehumidifier | |
| CN211875962U (en) | Rotary lamp holder with positioning mechanism | |
| CN203044367U (en) | Sorting device for electronic component | |
| CN2808204Y (en) | Pulley structure mounted on pedal lever of sports apparatus | |
| CN205529003U (en) | Adulterate with baffle control system that opens and shuts in two sources | |
| CN208312079U (en) | A kind of anti-stage lighting filled of support arm | |
| CN208457870U (en) | A kind of driving structure of stage lighting imaging cutting sheet | |
| CN206193310U (en) | Camera lens rotary mechanism and camera device | |
| CN106813210B (en) | Lamp mounting equipment | |
| JP2005172883A5 (en) | ||
| CN215390756U (en) | Folding screen with limiting and positioning structure | |
| CN220482969U (en) | Horizontal positioning device for decorative painting for indoor decoration design |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170426 |