CN111123637A - Anti-glare screen of rear projection large screen display unit - Google Patents
Anti-glare screen of rear projection large screen display unit Download PDFInfo
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- CN111123637A CN111123637A CN202010067198.0A CN202010067198A CN111123637A CN 111123637 A CN111123637 A CN 111123637A CN 202010067198 A CN202010067198 A CN 202010067198A CN 111123637 A CN111123637 A CN 111123637A
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- screen
- fixedly connected
- dazzle
- box body
- display unit
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- 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
Abstract
The invention discloses an anti-glare screen of a rear projection large screen display unit, which comprises a box body, a screen and support legs, wherein the screen is arranged in the box body, the support legs are fixedly connected to the left side and the right side of the bottom end of the screen, transverse plates are fixedly connected to the bottom ends of the support legs, slide ways are arranged on the left side and the right side of the inner wall of the box body, and long strip plates are slidably clamped in the slide ways. This rear-projection large screen display unit anti-dazzle screen, through the box, the screen, the stabilizer blade, the diaphragm, the slide, the cooperation between rectangular board and the anti-dazzle mechanism, once appear during the use because of anti-dazzle glass scratches the damage when seriously influencing the user and watch, operating personnel can carry out anticlockwise rotation with the knob, can dismantle the change with the anti-dazzle glass who goes wrong, need not return the factory maintenance with whole screen or ask factory professional maintainer to go to the door to maintain, saved the comparatively convenient high efficiency of operation maintenance cycle.
Description
Technical Field
The invention relates to the technical field of rear projection screens, in particular to an anti-glare screen of a rear projection large screen display unit.
Background
The rear projection screen can be understood as a screen for back projection, a television display system which is supposed to use the principle of projection and reflection, the screen and the projection system are arranged into a whole, the principle of back projection is that a projector is simply arranged at the bottom in a machine body, signals are reflected and projected to the back of a semitransparent screen for displaying, a rear projection television is a product of the principle, at present, in order to improve the anti-dazzle effect of the rear projection screen (reduce the interference of ambient light, improve the definition of pictures, reduce the reflection of light of the screen, enable the images to be clearer and vivid and enable viewers to enjoy better visual effect), a layer of anti-dazzle glass is bonded in front of the display screen of the rear projection screen, but once the anti-dazzle glass is influenced by external force, users can not remedy themselves, the rear projection screen is returned to the factory for maintenance by common users, or manufacturers ask professionals for maintenance and replacement, the process needs to consume a large amount of time and cost, and is not convenient and efficient.
Moreover, after the rear projection screen is used, the rear projection screen cannot be properly stored, the probability that the rear projection screen is affected by the outside is high, the rear projection screen cannot be well protected, and the long-term use of the rear projection screen is not facilitated.
Disclosure of Invention
The invention aims to provide an anti-dazzle screen of a rear-projection large-screen display unit, which aims to solve the problems that when the anti-dazzle effect is poor due to the influence of external force on anti-dazzle glass, a user cannot repair the anti-dazzle glass by himself, a general user returns a rear-projection screen to a factory for maintenance or asks a professional of the factory to carry out maintenance and replacement, a large amount of time and cost are consumed in the process, and the anti-dazzle screen is not convenient and efficient.
In order to achieve the purpose, the invention provides the following technical scheme: a rear projection large screen display unit anti-glare screen comprises a box body, a screen and support legs, wherein the screen is arranged inside the box body, the support legs are fixedly connected to the left side and the right side of the bottom end of the screen, a transverse plate is fixedly connected to the bottom ends of the support legs, slide ways are arranged on the left side and the right side of the inner wall of the box body, strip plates are slidably clamped inside the slide ways, the two strip plates are fixedly connected to the left side and the right side of the transverse plate respectively, and an anti-glare mechanism is arranged on the front surface of the;
the anti-dazzle mechanism comprises a vertical rod, a U-shaped plate, a first anti-skid pad, anti-dazzle glass, an attachment plate, a second anti-skid pad, a screw and a knob;
two the montant rigid coupling is respectively at the upper surface of two rectangular boards, two the equal rigid coupling in both sides has the U template about the outer wall inboard of montant, the inside of U template is equipped with anti-dazzle glass, anti-dazzle glass laminates with the screen mutually, the inner wall rear side rigid coupling of U template has first slipmat, first slipmat offsets tightly with anti-dazzle glass, the front surface threaded connection of U template has the screw rod, the screw rod runs through a part of U template, the rear end portion of screw rod rotates and is connected with the flitch, the rear surface rigid coupling of flitch has the second slipmat, the second slipmat offsets tightly with anti-dazzle glass, the front end portion rigid coupling of screw rod has the knob.
Preferably, the central points of the knob, the screw, the flitch and the second non-slip mat are all located on the same horizontal line.
Preferably, the outer side ends of the two long strip plates are connected with balls in a sliding and clamping mode, and the balls are attached to the slide ways.
Preferably, the top end of the vertical rod is fixedly connected with a cover plate, and the lower surface of the cover plate is attached to the upper surface of the box body.
Preferably, the four corners of the anti-dazzle glass are processed with round corners.
Preferably, the transverse plate is connected with the box body through a support frame;
the supporting frame comprises a Z-shaped plate, an electric push rod, a first gear wheel, a pin rod, a second gear wheel, a circular plate, an inclined rod, a first pin shaft, a second pin shaft, a bolt, a T-shaped groove and a T-shaped groove;
the two Z-shaped plates are positioned at the bottom end of the inner wall of the box body, an electric push rod is fixedly connected to the front side surface of the Z-shaped plate at the bottom end, the electric push rod is fixedly connected to the inner bottom end of the box body, the left side and the right side of the Z-shaped plate at the bottom end are respectively in meshed connection with a first gear wheel, the gear wheels are rotatably connected to the box body through pin rods, the left side and the right side of the Z-shaped plate at the top end are respectively in meshed connection with a second gear wheel, the two circular plates are respectively positioned at the left side and the right side of the front center on the inner bottom end of the box body, the upper end and the lower end of the outer side of the circular plates are respectively provided with inclined rods, the inclined rods at the top end are rotatably connected to the circular plates through two second pin shafts, the two inclined rods at the bottom end are respectively fixedly connected to the two pin rods, the, the T-shaped block is connected with the box body in a sliding mode through a T-shaped groove, and the T-shaped groove is formed in the left side of the bottom end in the box body;
preferably, the Z-shaped plate and the central point of the transverse plate are positioned on the same horizontal vertical line.
Preferably, the T-shaped groove and the T-shaped block form a sliding limiting structure.
Compared with the prior art, the invention has the beneficial effects that: compared with the prior art, the anti-glare screen of the rear projection large-screen display unit has the following advantages:
1. through the box, the screen, the stabilizer blade, the diaphragm, the slide, cooperation between slat and the anti-dazzle mechanism, once appear during the use and draw the damage serious influence to the user and watch because of anti-dazzle glass, operating personnel can carry out anticlockwise rotation with the knob, make phase separation between anti-dazzle glass and first slipmat and the second slipmat, can dismantle the change with the anti-dazzle glass who goes wrong, need not return the factory maintenance with whole screen or ask the professional maintainer of producer to maintain, the user oneself can accomplish to change the anti-dazzle glass of problem, the comparatively convenient high efficiency of operation maintenance cycle has been saved.
2. Through the box, the screen, the stabilizer blade, the diaphragm, the slide, the rectangular board, the cooperation between anti-dazzle mechanism and the support frame, after the screen uses the completion, operating personnel control electric push rod makes bottom Z template remove to the left side, can make the screen take in the inside of box through the transmission period between each part, and then can keep apart screen and external world for the screen is difficult for receiving the touching of external force fish tail, can carry out the protection that removes to the screen, does benefit to the permanent use of screen.
3. Through the cooperation between box, electric push rod, Z template, T type groove and the T type piece, when the in-process that control electric push rod removed bottom Z template, the T type piece can carry out the horizontal slip in the inside in T type groove, can increase the stability that bottom Z template removed the in-process, and then does benefit to the stability of screen and reciprocates.
4. Through the cooperation between box, slide, rectangular board and the ball, gliding in-process about rectangular board is inside at the slide, and the ball can roll, can reduce the frictional force when rectangular board reciprocates, through the cooperation between montant and the apron, when the screen is taken in the inside back of box, the apron can shelter from the top of box to prevent that external debris from entering into inside the box, do benefit to the protection that is greater than the screen.
5. Can shelter from the top of box through the apron, and then can keep apart the screen with the external world for the screen is difficult for receiving the touching of external force fish tail, can carry out the protection that removes to the screen, when needs shift out the screen from the box and use, the telescopic link in the control electric push rod carry on opposite direction remove can, do benefit to the permanent use of screen.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connection structure of the box body, the transverse plate and the support frame in FIG. 1;
FIG. 3 is a schematic view of the connection structure of the Z-shaped plate, the first cone and the circular plate of FIG. 2;
FIG. 4 is a schematic view showing a connection structure of the screen, the U-shaped plate and the antiglare glass of FIG. 1;
FIG. 5 is a top view of FIG. 4;
fig. 6 is a schematic view of the connection structure of the box body, the chute and the strip plate in fig. 1.
In the figure: 1. the device comprises a box body, 2, a screen, 3, supporting legs, 4, a transverse plate, 5, a slide way, 6, a strip plate, 7, an anti-dazzle mechanism, 701, a vertical rod, 702, a U-shaped plate, 703, a first anti-skid pad, 704, anti-dazzle glass, 705, a flitch, 706, a second anti-skid pad, 707, a screw rod, 708, a knob, 8, a supporting frame, 801, a Z-shaped plate, 802, an electric push rod, 803, a first toothed wheel, 804, a pin rod, 805, a second toothed wheel, 806, a circular plate, 807, a diagonal rod, 808, a first pin shaft, 809, a second pin shaft, 810, a bolt, 811, a T-shaped groove, 812, a T-shaped block, 9, a ball, 10 and a cover plate.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a rear projection large screen display unit anti-glare screen comprises a box body 1, a screen 2 and support legs 3, wherein the screen 2 is arranged in the box body 1, the support legs 3 are fixedly connected to the left side and the right side of the bottom end of the screen 2, and a transverse plate 4 is fixedly connected to the bottom ends of the support legs 3. it is worth explaining, the screen 2 in the embodiment is a screen of a standard model produced by Shanghai immortal electronics technology limited company, all components are provided by manufacturers, namely the screen 2 is the prior art, the technical personnel can completely realize the screen without proud, the protection content of the invention also does not relate to the improvement of an internal structure and a method, the left side and the right side of the inner wall of the box body 1 are provided with slideways 5, the strip plates 6 are slidably clamped in the slideways 5, the slideways 5 can limit the strip plates 6, the strip plates 6 can slide up and down in the slideways 5, but the, the two strip plates 6 are respectively fixedly connected with the left side and the right side of the transverse plate 4, the front surface of the screen 2 is provided with an anti-dazzle mechanism 7, the anti-dazzle mechanism 7 comprises vertical rods 701, a U-shaped plate 702, a first anti-skid pad 703, anti-dazzle glass 704, a pasting plate 705, a second anti-skid pad 706, a screw 707 and a knob 708, the two vertical rods 701 are respectively fixedly connected with the upper surfaces of the two strip plates 6, the upper side and the lower side of the inner side of the outer wall of the two vertical rods 701 are respectively fixedly connected with the U-shaped plate 702, the anti-dazzle glass 704 is arranged inside the U-shaped plate 702, the anti-dazzle glass 704 is called AG glass for short, the glass surface is specially processed, the principle is that the double surfaces of high-quality glass are processed, and the glass has lower reflectance compared with common glass, thereby reducing the interference of ambient light, improving the definition of pictures, reducing the reflection of, the anti-dazzle glass 704 is attached to the screen 2, a first anti-skid pad 703 is fixedly connected to the rear side of the inner wall of the U-shaped plate 702, the first anti-skid pad 703 is abutted against the anti-dazzle glass 704, the first anti-skid pad 703 and a second anti-skid pad 706 are both made of rubber materials and have certain toughness so as to increase the stability of the anti-dazzle glass, a screw 707 is connected to the front surface of the U-shaped plate 702 in a threaded manner, the screw 707 penetrates through one part of the U-shaped plate 702, a pasting plate 705 is rotatably connected to the rear side end of the screw 707, a second anti-skid pad 706 is fixedly connected to the rear surface of the pasting plate 705, the second anti-skid pad 706 is abutted against the anti-dazzle glass 704, a knob 708 is fixedly connected to the front side end of the screw 707, the center points of the knob 708, the screw 707, the pasting plate 705 and the second anti-skid pad 706 are all located on the same horizontal line, the screw 707 can concentrically rotate the screw 705 and uniformly bear force on the, the outside end sliding joint of two rectangular boards 6 has ball 9, ball 9 laminates with slide 5 mutually, ball 9 can reduce the frictional force between rectangular board 6 and the slide 5, the top rigid coupling of montant 701 has apron 10, the lower surface of apron 10 laminates with the upper surface of box 1 mutually, apron 10 can shelter from the top of box 1, in order to prevent that external impurity from entering into the inside of box 1, the four corners department processing of anti-dazzle glass 704 has the fillet, in order to prevent anti-dazzle glass 704 four corners department fish tail user.
The transverse plate 4 is connected with the box body 1 through a support frame 8, the support frame 8 comprises a Z-shaped plate 801, an electric push rod 802, a first gear wheel 803, a pin rod 804, a second gear wheel 805, a circular plate 806, an inclined rod 907, a first pin shaft 808, a second pin shaft 809, a bolt 810, a T-shaped groove 811 and a T-shaped groove 812, the two Z-shaped plates 801 are all located at the bottom end of the inner wall of the box body 1, the electric push rod 802 is fixedly connected to the front side surface of the Z-shaped plate 801 at the bottom end, and the Z-shaped plate 801 at the bottom end is fixedly connected with a telescopic push rod in the electric push rod 802, and it is worth explaining that the electric push rod in the embodiment is an electric push rod with model number of XTL100 produced by Tong Heng electronics GYO Limited company, which is available from manufacturers, that the electric push rod 802 is the prior art, and can be completely realized without much extra description, and the content protected by the invention also, the electric push rod 802 and the power line of the screen 2 are connected with an external power supply, the electric push rod 802 is fixedly connected with the inner bottom end of the box body 1, the left side and the right side of the Z-shaped plate 801 at the bottom end are respectively connected with a first gear wheel 803 in a meshing manner, the first gear wheel 803 is rotatably connected with the box body 1 through a pin rod 804, the pin rod 804 is rotatably connected with the box body 1 through a ball bearing, the pin rod 804 is fixedly connected with the first gear wheel 803, the left side and the right side of the Z-shaped plate 801 at the top end are respectively connected with a second gear wheel 805 in a meshing manner, the two circular plates 806 are respectively positioned on the left side and the right side of the front center on the inner bottom end of the box body 1, the upper end and the lower end of the outer side of the outer wall of the circular plate 806 are respectively provided with an inclined rod 807, the inclined rods are rotatably connected with the circular plates 806 through first pin shafts, top Z template 801 passes through bolt 810 and links to each other with diaphragm 4 is fixed, bottom Z template 801's lower surface left side rigid coupling has T type piece 812, T type piece 812 slides through T type groove 811 and links to each other with box 1, T type groove 811 is seted up in the inside bottom left side of box 1, top Z template 801 is located same horizontal vertical line with the central point of diaphragm 4, top Z template 801 can carry out even atress to diaphragm 4, T type groove 811 constitutes the limit structure that slides with T type piece 812, T type groove 811 can play limiting displacement to T type piece 812, T type piece 812 can carry out the horizontal slip in T type groove 811's inside, nevertheless can 'T carry out the removal from beginning to end in T type groove 811's inside.
When the anti-dazzle screen of the rear-projection large-screen display unit is used, the left side and the right side of the anti-dazzle glass 704 are located on the inner sides of the four U-shaped plates 702, then the knob 708 is rotated clockwise, the first anti-skid pad 703 and the second anti-skid pad 706 are abutted against the anti-dazzle glass 704, the anti-dazzle glass 704 can be attached to the front surface of the screen 2, the image quality generated in the using process of the screen 2 can be presented to users through the anti-dazzle glass 704, the interference of ambient light can be reduced, the definition of the image is improved, the reflection of light on the screen is reduced, the image is clearer and more vivid, the viewers can enjoy better visual effect and can not be directly connected with the screen 2 in an adhesion mode, when the anti-dazzle effect is caused by scratching of the anti-dazzle glass 704 in the using process, the operators can rotate the knob 708 anticlockwise, and the anti-dazzle glass 704 with problems can, after the screen is used, an operator controls the electric push rod 802 to move the bottom Z-shaped plate 801 to the left, during the period, the top Z-shaped plate 801 can move downwards due to the meshing relationship between the bottom Z-shaped plate 801 and the first toothed wheel 803 and the meshing relationship between the second toothed wheel 805 and the top Z-shaped plate 801 and the connection relationship between the four inclined rods 806 and the first toothed wheel 803 and the second toothed wheel 805, and the slide way 5 can limit the sliding of the long strip plate 6, so that the screen 2 can be contained in the box body 1, meanwhile, the cover plate 10 can shield the top end of the box body 1, so that the screen 2 can be isolated from the outside, the screen 2 is not easy to be scratched by external force, the screen 2 can be protected from moving, the long-term use of the screen 2 is facilitated, and when the screen 2 needs to be moved out of the box body 1 for use, the telescopic rod in the electric push rod 802 is controlled to move in the opposite direction.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (8)
1. The utility model provides a rear-projection large screen display unit anti-dazzle screen, includes box (1), screen (2) and stabilizer blade (3), the inside of box (1) is equipped with screen (2), the equal rigid coupling in bottom left and right sides of screen (2) has stabilizer blade (3), its characterized in that: the bottom ends of the support legs (3) are fixedly connected with transverse plates (4), the left side and the right side of the inner wall of the box body (1) are provided with slideways (5), the insides of the slideways (5) are slidably clamped with strip plates (6), the two strip plates (6) are respectively and fixedly connected to the left side and the right side of the transverse plates (4), and the front surface of the screen (2) is provided with an anti-dazzle mechanism (7);
the anti-dazzle mechanism (7) comprises a vertical rod (701), a U-shaped plate (702), a first anti-skid pad (703), anti-dazzle glass (704), a patch plate (705), a second anti-skid pad (706), a screw rod (707) and a knob (708);
the two vertical rods (701) are respectively and fixedly connected with the upper surfaces of the two long laths (6), the upper and lower sides of the inner side of the outer wall of the two vertical rods (701) are respectively and fixedly connected with a U-shaped plate (702), an anti-dazzle glass (704) is arranged inside the U-shaped plate (702), the anti-dazzle glass (704) is attached to the screen (2), a first anti-skid pad (703) is fixedly connected with the rear side of the inner wall of the U-shaped plate (702), the first anti-skid pad (703) is tightly propped against the anti-dazzle glass (704), the front surface of the U-shaped plate (702) is in threaded connection with a screw rod (707), the screw rod (707) penetrates through one part of the U-shaped plate (702), the rear end part of the screw rod (707) is rotationally connected with a flitch (705), the rear surface of the flitch (705) is fixedly connected with a second antiskid pad (706), the second anti-skid pad (706) is tightly pressed against the anti-dazzle glass (704), and the end part of the front side of the screw rod (707) is fixedly connected with a knob (708).
2. The rear-projection large-screen display unit antiglare screen of claim 1, wherein: the central points of the knob (708), the screw (707), the flitch (705) and the second anti-skid pad (706) are all located on the same horizontal line.
3. The rear-projection large-screen display unit antiglare screen of claim 1, wherein: two the outside end sliding joint of rectangular board (6) has ball (9), ball (9) laminate mutually with slide (5).
4. The rear-projection large-screen display unit antiglare screen of claim 1, wherein: the top end of the vertical rod (701) is fixedly connected with a cover plate (10), and the lower surface of the cover plate (10) is attached to the upper surface of the box body (1).
5. The rear-projection large-screen display unit antiglare screen of claim 1, wherein: and round corners are processed at the four corners of the anti-dazzle glass (704).
6. The rear-projection large-screen display unit antiglare screen of claim 1, wherein: the transverse plate (4) is connected with the box body (1) through a support frame (8);
the supporting frame (8) comprises a Z-shaped plate (801), an electric push rod (802), a first gear wheel (803), a pin rod (804), a second gear wheel (805), a circular plate (806), an inclined rod (907), a first pin shaft (808), a second pin shaft (809), a bolt (810), a T-shaped groove (811) and a T-shaped groove (812);
the two Z-shaped plates (801) are located at the bottom end of the inner wall of the box body (1), an electric push rod (802) is fixedly connected to the front side surface of the Z-shaped plate (801) at the bottom end, the electric push rod (802) is fixedly connected with the bottom end of the inner part of the box body (1), the left side and the right side of the Z-shaped plate (801) at the bottom end are respectively connected with a first gear (803) in a meshed mode, the gear (803) is rotatably connected with the box body (1) through a pin rod (804), the left side and the right side of the Z-shaped plate (801) at the top end are respectively connected with a second gear (805) in a meshed mode, the two circular plates (806) are respectively located on the left side and the right side of the front center on the inner bottom end of the box body (1), oblique rods (807) are respectively arranged at the upper end and the lower end of the outer side of the outer wall of the circular plate (806), the oblique rods (807) are rotatably connected with the circular, the bottom two down tube (807) are fixed continuous with two round pin poles (804) respectively, the top Z template (801) pass through bolt (810) and are fixed continuous with diaphragm (4), the bottom the lower surface left side rigid coupling of Z template (801) has T type piece (812), T type piece (812) slide continuous with box (1) through T type groove (811), the inside bottom left side at box (1) is seted up in T type groove (811).
7. The rear-projection large-screen display unit antiglare screen of claim 6, wherein: the top end of the Z-shaped plate (801) and the central point of the transverse plate (4) are positioned on the same horizontal vertical line.
8. The rear-projection large-screen display unit antiglare screen of claim 6, wherein: the T-shaped groove (811) and the T-shaped block (812) form a sliding limiting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010067198.0A CN111123637A (en) | 2020-01-20 | 2020-01-20 | Anti-glare screen of rear projection large screen display unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010067198.0A CN111123637A (en) | 2020-01-20 | 2020-01-20 | Anti-glare screen of rear projection large screen display unit |
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| CN111123637A true CN111123637A (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010067198.0A Withdrawn CN111123637A (en) | 2020-01-20 | 2020-01-20 | Anti-glare screen of rear projection large screen display unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20110032575A (en) * | 2009-09-23 | 2011-03-30 | 주식회사 프라이머스코즈 | The bendable type projection screens with non-glare and anti-reflective surface |
| CN203759412U (en) * | 2014-03-24 | 2014-08-06 | 深圳市真屏科技发展有限公司 | Installing apparatus preventing projection screen from being deformed due to expansion with and contraction with cold |
| CN106843597A (en) * | 2017-04-25 | 2017-06-13 | 欧浦登（顺昌）光学有限公司 | Smaller screen touch-control large-size screen monitors show all-in-one |
| CN209289202U (en) * | 2018-10-23 | 2019-08-23 | 常州勤行电子科技有限公司 | A kind of new-energy automobile parts machining turnover device |
| CN209674832U (en) * | 2019-05-10 | 2019-11-22 | 陇东学院 | A kind of mobile electronic information display device |
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2020
- 2020-01-20 CN CN202010067198.0A patent/CN111123637A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110032575A (en) * | 2009-09-23 | 2011-03-30 | 주식회사 프라이머스코즈 | The bendable type projection screens with non-glare and anti-reflective surface |
| CN203759412U (en) * | 2014-03-24 | 2014-08-06 | 深圳市真屏科技发展有限公司 | Installing apparatus preventing projection screen from being deformed due to expansion with and contraction with cold |
| CN106843597A (en) * | 2017-04-25 | 2017-06-13 | 欧浦登（顺昌）光学有限公司 | Smaller screen touch-control large-size screen monitors show all-in-one |
| CN209289202U (en) * | 2018-10-23 | 2019-08-23 | 常州勤行电子科技有限公司 | A kind of new-energy automobile parts machining turnover device |
| CN209674832U (en) * | 2019-05-10 | 2019-11-22 | 陇东学院 | A kind of mobile electronic information display device |
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Application publication date: 20200508 |
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| WW01 | Invention patent application withdrawn after publication |