CN108881582B - Handwriting protecting sleeve - Google Patents
Handwriting protecting sleeve Download PDFInfo
- Publication number
- CN108881582B CN108881582B CN201810848830.8A CN201810848830A CN108881582B CN 108881582 B CN108881582 B CN 108881582B CN 201810848830 A CN201810848830 A CN 201810848830A CN 108881582 B CN108881582 B CN 108881582B
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal display
- handwriting
- display screen
- mobile phone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 96
- 230000001681 protective effect Effects 0.000 claims abstract description 48
- WVHNUGRFECMVLQ-UHFFFAOYSA-N 1,3-dichloro-2-(2,4-dichlorophenyl)benzene Chemical compound ClC1=CC(Cl)=CC=C1C1=C(Cl)C=CC=C1Cl WVHNUGRFECMVLQ-UHFFFAOYSA-N 0.000 description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
- H04M1/185—Improving the rigidity of the casing or resistance to shocks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
Abstract
The invention discloses a handwriting protecting sleeve, which comprises an inner cavity formed by a mobile phone protecting sleeve shell and a mobile phone protecting sleeve cover plate, wherein a control system is arranged in the inner cavity, and a liquid crystal display screen is inserted into the inner cavity and can slide in the inner cavity so as to be electrically connected with the control system; a clamping groove is formed in one end of the mobile phone protective sleeve shell, a transplanting plate is arranged on the bottom surface of the liquid crystal display screen, and the liquid crystal display screen and the transplanting plate can slide in the clamping groove until being in contact with the control system to form electric connection; the control system comprises a PCB, a button cell and two elastic conducting plates; the liquid crystal display screen and the transplanting plate move up and down along the clamping groove direction until the two elastic conductive plates are respectively and elastically contacted with the two second conductive plates, so that the liquid crystal display screen is electrically connected with the PCB, the handwriting protective sleeve is used for timely recording emergency information by pressing the liquid crystal display screen, and the use occasion is free from limitation.
Description
Technical Field
The invention relates to the field of handwriting board application, in particular to a handwriting protection sleeve.
Background
At present, mobile phones are widely applied, the use population is wider, almost everyone has at least one mobile phone, the shell of the mobile phone is protected by a protective sleeve, the protective sleeve is formed by rubber injection molding, and the rubber has elasticity, so that the protective sleeve plays a role in buffering and protecting the mobile phone shell; increasingly, mobile phones drive the sale of protective sleeves, and the development of the protective sleeves tends to be multifunctional in order to adapt to the market change of the protective sleeves.
Recording information on a cell phone requires the following operations: unlocking the mobile phone, opening a memo APP, inputting and storing characters by adopting a pinyin or five-stroke input method, and recording related information on the mobile phone by completing the operation, wherein a certain time is required for completing the operation; under the situation of emergency information recording, the mobile phone is used for recording time, emergency information cannot be recorded and stored on the mobile phone in time, and the information is recorded in a handwriting mode more accurately.
The Chinese patent with a liquid crystal handwriting board and a wireless charging mouse pad CN206627932U discloses that the liquid crystal handwriting board and the wireless charging function are integrated on the mouse pad, wherein the function of the liquid crystal handwriting board integrated on the mouse pad is that a finished liquid crystal handwriting board is simply embedded on the mouse pad, so that the mouse pad has the function of the liquid crystal handwriting board, and the mouse pad replaces a tool for recording information of a mobile phone and cannot interact with the mobile phone; people use the mobile phone at any time in various occasions, uncertainty exists in places needing emergency recording information, the mouse pad only replaces the mobile phone to record the emergency information under the office condition, the use occasion of the mouse pad is limited, and the problem that the emergency information is recorded by replacing the mobile phone cannot be effectively solved.
Disclosure of Invention
The invention provides a handwriting protecting sleeve, which aims to solve the defect that the existing mobile phone in the background can not record emergency information in time and the limitation of the occasion of recording the emergency information is overcome; the handwriting protecting sleeve comprises an inner cavity surrounded by a mobile phone protecting sleeve shell and a mobile phone protecting sleeve cover plate, a control system is arranged in the inner cavity, and a liquid crystal display screen is inserted into the inner cavity and can slide in the inner cavity so as to be electrically connected with the control system; a clamping groove is formed in one end of the mobile phone protective sleeve shell, a transplanting plate is arranged on the bottom surface of the liquid crystal display screen, and the liquid crystal display screen and the transplanting plate can slide in the clamping groove until being in contact with the control system to form electric connection; the control system comprises a PCB, a button cell and two elastic conducting plates; the button battery supplies power for the PCB; the two elastic conductive sheets are respectively and electrically connected to two sides of the PCB through wires; the two sides of the front end of the liquid crystal display screen are respectively provided with a second conducting strip; a limiting groove is formed in the transplanting plate, and long grooves are respectively formed in two sides of the front end of the limiting groove; the liquid crystal display screen is embedded into the limit groove, and the second conducting strip is embedded into the strip groove; the liquid crystal display screen and the transplanting plate move up and down along the clamping groove direction until the two elastic conductive plates are respectively and elastically contacted with the two second conductive plates, so that the liquid crystal display screen is electrically connected with the PCB, the handwriting protection sleeve can record emergency information in time by pressing the liquid crystal display screen, the use occasion is free from limitation, and the handwriting protection sleeve is always sleeved with the mobile phone shell at any time; a reset key is arranged on the surface of the PCB; the bottom surface of the mobile phone protective sleeve shell is provided with an elastic concave film at one side of the reset key; the elastic concave film is pressed to realize one-key removal of information recorded on the liquid crystal display screen, so that the liquid crystal display screen can be recycled for multiple times; the elastic concave film is arranged on the bottom surface of the mobile phone protective sleeve shell, so that the mobile phone protective sleeve is convenient for people to use and accords with the ergonomic design.
The technical scheme of the invention is as follows:
the handwriting protecting sleeve comprises an inner cavity surrounded by a mobile phone protecting sleeve shell and a mobile phone protecting sleeve cover plate, wherein a control system is arranged in the inner cavity, and a liquid crystal display screen is inserted into the inner cavity and can slide in the inner cavity so as to be electrically connected with the control system; and the liquid crystal display screen slides up and down to the control system to realize fixed-point contact induction between the liquid crystal display screen and the control system.
Further, a clamping groove is formed in one end of the mobile phone protective sleeve shell, a transplanting plate is arranged on the bottom surface of the liquid crystal display screen, and the liquid crystal display screen and the transplanting plate can slide in the clamping groove until being in contact with the control system to form electric connection; the liquid crystal display screen and the transplanting plate move up and down along the direction of the clamping groove, so that the liquid crystal display screen stretches out conveniently, the handwriting protective sleeve can record emergency information timely by pressing the liquid crystal display screen, the use occasion of the handwriting protective sleeve is not limited, and the handwriting protective sleeve is always sleeved with a mobile phone or other mobile electronic equipment.
Further, the control system comprises a PCB, a button cell and two elastic conducting plates; the button battery supplies power for the PCB; the two elastic conducting strips are respectively and electrically connected to the two sides of the PCB board through leads, so that the two elastic conducting strips are positioned and electrically contacted, and the information of the liquid crystal display screen is kept for a long time in a non-conducting state.
Further, two sides of the front end of the liquid crystal display screen are respectively provided with a second conducting strip; a limiting groove is formed in the transplanting plate, and long grooves are respectively formed in two sides of the front end of the limiting groove; the liquid crystal display screen is embedded into the limit groove, and the second conducting strip is embedded into the strip groove; the liquid crystal display screen and the transplanting plate move up and down along the clamping groove direction until the two elastic conductive plates are respectively and elastically contacted with the two second conductive plates, so that the liquid crystal display screen is electrically connected with the PCB; the elastic conductive sheet and the elastic conductive sheet can be common metal conductive sheets, and copper conductive sheets are preferably used in the invention.
Further, a reset key is arranged on the surface of the PCB; the bottom surface of the mobile phone protective sleeve shell is provided with an elastic concave film at one side of the reset key; a transparent area is arranged on one side of the elastic concave film; the elastic concave film is pressed to realize one-key removal of information recorded on the liquid crystal display screen, so that the liquid crystal display screen can be recycled for multiple times; the elastic concave film is arranged on the bottom surface of the mobile phone protective sleeve shell, so that the mobile phone protective sleeve is convenient for people to use and accords with the ergonomic design.
Further, the handwriting protection sleeve further comprises a handwriting pen, and the mobile phone protection sleeve shell is provided with a first groove for fixing the handwriting pen; and pressing the liquid crystal display screen through the handwriting pen to realize timely recording of emergency information by the handwriting protective sleeve.
Furthermore, a limiting hole for fixing the handwriting pen is formed in one side of the mobile phone protective sleeve shell, so that the handwriting pen is positioned, and people can conveniently take and put the handwriting pen transversely.
Compared with the prior art, the handwriting protecting sleeve has the following beneficial effects:
1. the liquid crystal display screen and the transplanting plate move up and down along the direction of the clamping groove until two elastic conducting strips penetrate through the long strip groove and are in contact with two second conducting strips on the liquid crystal display screen respectively, the liquid crystal display screen is electrically connected with the PCB, the liquid crystal display screen is convenient to stretch out, the handwriting pen is adopted to press the liquid crystal display screen, the handwriting protection sleeve timely records emergency information, the use occasion of the handwriting protection sleeve is free of limitation, and the handwriting protection sleeve is always sleeved with a mobile phone.
2. The elastic concave film is pressed to realize one-key removal of information recorded on the liquid crystal display screen, so that the liquid crystal display screen can be recycled for multiple times; the elastic concave film is arranged on the bottom surface of the mobile phone protective sleeve shell, so that the mobile phone protective sleeve is convenient for people to use and accords with the ergonomic design.
3. The two elastic conducting strips are respectively and electrically connected to the two sides of the PCB board through leads, so that the two elastic conducting strips are positioned and electrically contacted, and the information of the liquid crystal display screen is kept for a long time in a non-conducting state.
Description of the drawings:
fig. 1 is a perspective view of a handwriting protection sheath of the present invention;
fig. 2 is a front view of a handwriting protection sheath of the present invention;
fig. 3 is a right side view of the handwriting protective sheath of the present invention;
fig. 4 is a rear view of the handwriting protection sheath of the present invention;
fig. 5 is an exploded view of the handwriting protection sheath of the present invention;
FIG. 6 is a cross-sectional view taken along line A-A of FIG. 2;
fig. 7 is an internal structural view of a casing of a hand-protecting case of the handwriting protecting case of the present invention.
The mobile phone protective sleeve shell 1, the mobile phone protective sleeve cover plate 2, the handwriting pen 3, the liquid crystal display 4, the control system 5, the transplanting plate 6, the clamping groove 11, the elastic concave film 12, the limiting hole 13, the back-off groove 14, the first groove 15, the second groove 16, the transparent area 17, the back-off 21, the second conductive sheet 41, the PCB 51, the reset button 511, the first conductive sheet 52, the button cell 53, the elastic conductive sheet 54, the conducting wire 55, the limiting groove 61 and the long groove 62.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, a handwriting protecting sleeve comprises an inner cavity surrounded by a mobile phone protecting sleeve shell 1 and a mobile phone protecting sleeve cover plate 2, wherein a control system 5 is arranged in the inner cavity, and a liquid crystal display 4 is inserted into the inner cavity and can slide in the inner cavity so as to be electrically connected with the control system 5; the handwriting protecting sleeve also comprises a handwriting pen 3; a plurality of inversions 21 are arranged on one side of the mobile phone protective cover plate 2; the surface of the mobile phone protective sleeve shell 1 is provided with a back-off groove 14 fixedly connected with the back-off 21; the mobile phone protective sleeve cover plate 2 is fixed with the mobile phone protective sleeve shell 1 through the back-off of the back-off 21 and the back-off grooves 14, and an inner cavity is formed; the handwriting pen 3, the liquid crystal display 4 and the control system 5 are arranged in an inner cavity formed by fixing the mobile phone protective sleeve shell 1 and the mobile phone protective sleeve cover plate 2; the handwriting pen 3 is arranged on one side of the control system 5, and the liquid crystal display screen 4 is arranged on the other side of the control system 5; a first groove 15 and a second groove 16 are formed in the surface of the mobile phone protective sleeve shell 1, the handwriting pen 3 is fixed by the first groove 15, and the control system 5 is fixed by the second groove 16; a clamping groove 11 is formed in one end of the mobile phone protective sleeve shell 1, a transplanting plate 6 is arranged on the bottom surface of the liquid crystal display screen 4, and a limiting groove 61 embedded into the liquid crystal display screen 4 is formed in the transplanting plate 6, so that the liquid crystal display screen 4 is fixed on the surface of the transplanting plate 6; the liquid crystal display 4 and the transplanting plate 6 can slide in the clamping groove 11 to be in contact with the control system 5 to form electric connection.
Referring to fig. 5, the control system 5 includes a PCB board 51, a button cell 53, and two elastic conductive sheets 54; the button battery 53 supplies power to the PCB 51; the two elastic conductive sheets 54 are respectively and electrically connected to two sides of the PCB 51 through wires 55; the two first conductive sheets 52 are welded on the PCB 51 and connected with the positive electrode and the negative electrode of the button cell 53, so that the button cell 53 supplies power to the PCB 51; the two elastic conductive plates 54 are symmetrically arranged below the PCB 51, the two elastic conductive plates 54 are respectively connected to two sides of the PCB 51 through two wires 55, and the two elastic conductive plates 54 are conducted with the PCB 51, so that the two elastic conductive plates are positioned and electrically contacted, and the information of the liquid crystal display screen is kept for a long time under the non-conducting state.
The two sides of the front end of the liquid crystal display screen 4 are respectively provided with a second conductive sheet 41; a limiting groove 61 is formed in the transplanting plate 6, and long grooves 62 are respectively formed in two sides of the front end of the limiting groove 61; the liquid crystal display 4 is electrically connected with the PCB 51 through the contact of the two second conductive sheets 41 and the two elastic conductive sheets 54 respectively; the liquid crystal display 4 is embedded in the limit groove 61, and the second conductive sheet 41 is embedded in the strip groove 62; the liquid crystal display 4 and the transplanting plate 6 move up and down along the direction of the clamping groove 11 until the two elastic conductive sheets 54 respectively elastically contact the two second conductive sheets 41, so that the liquid crystal display 4 is electrically connected with the PCB 51, the liquid crystal display 4 is convenient to extend out, the handwriting protective sleeve is pressed by the handwriting pen 3 to realize timely recording of emergency information, the use occasion of the handwriting protective sleeve is not limited, and the handwriting protective sleeve is always sleeved with a mobile phone; if the liquid crystal display 4 is separated from the two elastic conductive sheets 54, the liquid crystal display 4 and the PCB 51 are in a non-conductive state, and the pattern on the liquid crystal display 4 cannot be eliminated through the PCB 51, so that the information of the liquid crystal display is kept for a long time in the non-conductive state; the elastic conductive sheet and the elastic conductive sheet can be common metal conductive sheets, and copper conductive sheets are preferably used in the invention.
Referring to fig. 6, a reset button 511 is disposed on the surface of the PCB 51; an elastic concave film 12 on one side of the reset key 511 is arranged on the bottom surface of the mobile phone protective sleeve shell 1; a reset key 511 is arranged on the surface of the PCB 51; an elastic concave film 12 on one side of the reset key 511 is arranged on the bottom surface of the mobile phone protective sleeve shell 1; the liquid crystal display 4 and the transplanting plate 6 move downwards along the direction of the clamping groove 11 until the two elastic conductive plates 54 are respectively elastically contacted with the two second conductive plates 41, the liquid crystal display 4 is electrically connected with the PCB 51 and is controlled by the PCB 51, the elastic concave film 12 is pressed to drive the reset key 511 to press downwards, the PCB 51 is excited, so that the pattern on the liquid crystal display 4 is cleared, the one-key clearing of the handwriting protecting sleeve is completed, and the handwriting protecting sleeve is recycled; the elastic concave film 12 is arranged on the bottom surface of the mobile phone protective sleeve shell 1, is convenient for people to use, and accords with the ergonomic design.
Referring to fig. 3-7, a transparent area 17 is disposed on one side of the elastic concave film 12, the pattern on the liquid crystal display 4 can be displayed to a person through the transparent area 17, and the pattern on the liquid crystal display 4 can be used as a mark of the handwriting protecting sleeve.
One side of the mobile phone protective sleeve shell 1 is provided with a limiting hole 13 for limiting the handwriting pen 3, the handwriting pen 3 is fixed by the first groove 15, so that the handwriting pen 3 is positioned, and people can conveniently take and put the handwriting pen 3 transversely.
Example 1:
the handwriting pen 3, the liquid crystal display 4 and the control system 5 are all arranged in an inner cavity enclosed by the mobile phone protective sleeve shell 1 and the mobile phone protective sleeve cover plate 2; the liquid crystal display screen 4 is embedded in the transplanting plate 6, and the liquid crystal display screen 4 is in an upward state; the liquid crystal display 4 and the transplanting plate 6 move downwards along the direction of the clamping groove 11 until the two elastic conductive sheets 54 respectively elastically contact the two second conductive sheets 41, the liquid crystal display 4 is electrically connected with the PCB 51, the liquid crystal display 4 is convenient to extend out, the handwriting pen 3 is adopted to press the liquid crystal display 4, the handwriting protection sleeve can record emergency information in time, the use occasion of the handwriting protection sleeve is not limited, and the handwriting protection sleeve is always sleeved with a mobile phone; pressing the elastic concave film 12 drives the reset key 511 to press down, and excites the PCB 51 to clean the pattern on the lcd 4, thereby completing one-key cleaning of the handwriting protecting sleeve, so that the handwriting protecting sleeve is recycled.
Example 2:
the handwriting pen 3, the liquid crystal display 4 and the control system 5 are all arranged in an inner cavity enclosed by the mobile phone protective sleeve shell 1 and the mobile phone protective sleeve cover plate 2; the liquid crystal display screen 4 is embedded into the transplanting plate 6, and the liquid crystal display screen 4 is in a downward state; the liquid crystal display 4 and the transplanting board 6 move downwards along the direction of the clamping groove 11 until the two elastic conductive sheets 54 respectively elastically contact the two second conductive sheets 41, the liquid crystal display 4 is electrically connected with the PCB 51, so that the liquid crystal display 4 can conveniently extend out, and the handwriting pen 3 is adopted to press the liquid crystal display 4 to realize the recording of marks or related heart information by the handwriting protection sleeve; the liquid crystal display 4 and the transplanting plate 6 move upwards along the direction of the clamping groove 11, the liquid crystal display 4 is separated from the two elastic conductive sheets 54, so that the liquid crystal display 4 and the PCB 51 are in a non-conductive state, the mark or the related heart information on the liquid crystal display 4 cannot be eliminated through the PCB 51, the information of the liquid crystal display is kept for a long time in the non-conductive state, and the pattern on the liquid crystal display 4 can be used as the mark of the handwriting protecting sleeve for people to see through the transparent area 17.
The present invention is not limited to the above-described specific embodiments, and various modifications may be made by those skilled in the art without inventive effort from the above-described concepts, and fall within the scope of the present invention.
Claims (5)
1. A handwriting protecting sleeve, characterized in that: the mobile phone protection cover comprises an inner cavity surrounded by a mobile phone protection cover shell (1) and a mobile phone protection cover plate (2), wherein a control system (5) is arranged in the inner cavity, and a liquid crystal display screen (4) is inserted into the inner cavity and can slide in the inner cavity so as to be electrically connected with the control system (5);
the control system (5) comprises a PCB (51), a button cell (53) and two elastic conductive sheets (54); the button battery (53) supplies power for the PCB (51); the two elastic conductive sheets (54) are respectively and electrically connected to the two sides of the PCB (51) through leads (55);
two sides of the front end of the liquid crystal display screen (4) are respectively provided with a second conducting strip (41); a transplanting plate (6) is arranged on the bottom surface of the liquid crystal display screen (4), a limiting groove (61) is formed in the transplanting plate (6), and long grooves (62) are respectively formed in two sides of the front end of the limiting groove (61); the liquid crystal display screen (4) is embedded into the limit groove (61), and the second conducting strip (41) is embedded into the strip groove (62); the liquid crystal display screen (4) and the transplanting plate (6) move up and down along the direction of the clamping groove (11) until the two elastic conductive sheets (54) are respectively elastically contacted with the two second conductive sheets (41), so that the liquid crystal display screen (4) is electrically connected with the PCB (51).
2. A handwriting protection sheath according to claim 1, characterized in that: one end of the mobile phone protective sleeve shell (1) is provided with a clamping groove (11), and the liquid crystal display screen (4) and the transplanting plate (6) can slide in the clamping groove (11) to be in contact with the control system (5) to form electric connection.
3. A handwriting protection sheath according to claim 1 or 2, characterized in that: a reset key (511) is arranged on the surface of the PCB (51); an elastic concave film (12) at one side of the reset key (511) is arranged on the bottom surface of the mobile phone protective sleeve shell (1); a transparent area (17) is arranged on one side of the elastic concave film (12).
4. A handwriting protection sheath according to claim 1, characterized in that: the handwriting protection sleeve further comprises a handwriting pen (3), and the mobile phone protection sleeve shell (1) is provided with a first groove (15) for fixing the handwriting pen (3).
5. The handwriting protection sheath according to claim 4, characterized in that: one side of the mobile phone protective sleeve shell (1) is provided with a limiting hole (13) for fixing the handwriting pen (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810848830.8A CN108881582B (en) | 2018-07-28 | 2018-07-28 | Handwriting protecting sleeve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810848830.8A CN108881582B (en) | 2018-07-28 | 2018-07-28 | Handwriting protecting sleeve |
Publications (2)
Publication Number | Publication Date |
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CN108881582A CN108881582A (en) | 2018-11-23 |
CN108881582B true CN108881582B (en) | 2024-03-22 |
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Family Applications (1)
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CN201810848830.8A Active CN108881582B (en) | 2018-07-28 | 2018-07-28 | Handwriting protecting sleeve |
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CN (1) | CN108881582B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109766029A (en) * | 2019-03-27 | 2019-05-17 | 乐写科技深圳有限公司 | A kind of double-sided screen handwriting board device |
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CN204578574U (en) * | 2015-03-10 | 2015-08-19 | 深圳市汇天电子科技有限公司 | A kind of band display screen mobile phone containment vessel |
CN205283654U (en) * | 2016-01-18 | 2016-06-01 | 深圳市昂米科技有限公司 | Take phone protection device of board |
CN205788014U (en) * | 2016-05-05 | 2016-12-07 | 周芳坤 | Low-power consumption bi-stable electronic hand-written liquid crystal film Practical Intelligent equipment protection set |
CN107436623A (en) * | 2016-05-28 | 2017-12-05 | 深圳富泰宏精密工业有限公司 | Protect covering device and the display control method applied to the protection covering device |
WO2018094369A1 (en) * | 2016-11-18 | 2018-05-24 | Moment Inc | Protective battery case for a mobile device |
CN206490720U (en) * | 2016-11-21 | 2017-09-12 | 李明 | Intelligent digital equipment protective shell with liquid crystal handwriting board function |
CN106598158A (en) * | 2016-12-22 | 2017-04-26 | 捷开通讯(深圳)有限公司 | Protective case with hand input and display screen, and protective case of mobile terminal |
CN206805497U (en) * | 2017-04-20 | 2017-12-26 | 深圳市屏柔科技有限公司 | A kind of complete machine structure of hand-written LCDs |
CN206790537U (en) * | 2017-04-25 | 2017-12-22 | 深圳市国华光电科技有限公司 | A kind of multifunctional intellectual device housings |
CN207216486U (en) * | 2017-06-06 | 2018-04-10 | 惠州Tcl移动通信有限公司 | Protective case and electronic equipment with keyboard and handwriting pad |
CN208539985U (en) * | 2018-07-28 | 2019-02-22 | 深圳市云记科技有限公司 | Hand-written protective case |
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