CN110509689B - Anti-falling pen - Google Patents
Anti-falling pen Download PDFInfo
- Publication number
- CN110509689B CN110509689B CN201910849862.4A CN201910849862A CN110509689B CN 110509689 B CN110509689 B CN 110509689B CN 201910849862 A CN201910849862 A CN 201910849862A CN 110509689 B CN110509689 B CN 110509689B
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- pen
- steel sheet
- spring steel
- tube
- induction coil
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- 239000003990 capacitor Substances 0.000 claims abstract description 47
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 46
- 229910000639 Spring steel Inorganic materials 0.000 claims description 90
- 241001391944 Commicarpus scandens Species 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005672 electromagnetic field Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
- B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K29/00—Combinations of writing implements with other articles
- B43K29/004—Combinations of writing implements with other articles with more than one object
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
- Pens And Brushes (AREA)
Abstract
The invention discloses an anti-falling pen which comprises a pen tube and a pen core, wherein one end of the pen tube is provided with a pen cap, the other end of the pen tube is provided with a USB charging port, the pen cap is in threaded connection with the pen tube, the pen tube is provided with a capacitor, the capacitor is positioned at one end close to the pen cap, the pen tube and the pen cap form a cavity, the pen core is positioned in the cavity, the cavity is internally provided with a battery, a circuit board and an electromagnetic induction coil, the electromagnetic induction coil is fixedly connected with the pen tube, the pen core is provided with a magnet and a reset spring, the magnet is fixedly connected with the pen core, the magnet is positioned at one end close to the pen cap, the electromagnetic induction coil is positioned at one end far away from the pen cap, the reset spring is arranged on the side face of the pen core, one end of the reset spring is fixedly connected with. The invention has the beneficial effects that: the pen point is not easy to break, and the pen point is protected.
Description
Technical Field
The invention relates to the technical field of pens, in particular to an anti-falling pen.
Background
The pen is a writing tool which can be frequently used in daily life and learning, the existing pen is a steel ball pen point, and the small steel ball is directly embedded in a pen point seat, so the pen is very fragile and can frequently and carelessly fall off in the using process.
Disclosure of Invention
The invention provides an anti-falling pen with a pen point which is not easy to break, aiming at overcoming the defect that the pen point is easy to break in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an anti-falling pen, it includes barrel and refill, the one end of barrel is equipped with the cap, the other end of barrel is equipped with USB charging mouth, cap and barrel threaded connection, be equipped with the condenser on the barrel, the condenser is located the one end that is close to the cap, the barrel constitutes a cavity with the cap, the refill is located the cavity, be equipped with battery, circuit board and electromagnetic induction coil in the cavity, electromagnetic induction coil and barrel fixed connection, be equipped with magnet and reset spring on the refill, magnet and refill fixed connection, magnet is located the one end that is close to the cap, electromagnetic induction coil is located the one end of keeping away from the cap, reset spring's one end and refill fixed connection, reset spring's the other end and barrel are connected, USB charging mouth is connected with the battery electricity, battery, the one end of battery, the refill is connected, The electromagnetic induction coil and the capacitor are electrically connected with the circuit board.
One end of the pen tube is provided with a pen cap, and the other end of the pen tube is provided with a USB charging port, so that the battery can be charged conveniently; the pen cap is in threaded connection with the pen tube, the capacitor is arranged on the pen tube and is positioned at one end close to the pen cap, the capacitor is in contact with fingers, and the capacitor generates voltage change due to the fact that a human body belongs to the conductor and is provided with static electricity; the pen tube and the pen cap form a cavity, the refill is positioned in the cavity, a battery, a circuit board and an electromagnetic induction coil are arranged in the cavity, the electromagnetic induction coil is fixedly connected with the pen tube, a magnet and a reset spring are arranged on the refill, the magnet is fixedly connected with the refill, the magnet is positioned at one end close to the pen cap, the electromagnetic induction coil is positioned at one end far away from the pen cap, after the circuit board collects voltage change generated by a capacitor, the circuit board switches two ends of the electromagnetic induction coil on the battery through signal processing, the electromagnetic induction coil generates a magnetic field after being electrified, so that one end of the electromagnetic induction coil close to the magnet and one end of the magnet adjacent to the electromagnetic induction coil have the same magnetic pole and repel each other, the; one end of the reset spring is fixedly connected with the refill, the other end of the reset spring is connected with the refill sleeve, and when the electromagnetic induction magnetic field disappears, the refill retracts into the refill sleeve through the reset spring, so that the refill is protected; the USB charging port is electrically connected with the battery, and the battery, the electromagnetic induction coil and the capacitor are electrically connected with the circuit board. The aim of not easily breaking the pen point is achieved.
Preferably, the capacitor comprises conductive rubber, insulating rubber and a capacitor plate, the conductive rubber and the capacitor plate are both electrically connected with the circuit board, the insulating rubber is positioned between the conductive rubber and the capacitor plate, one side of the capacitor plate is in contact with the insulating rubber, the other side of the capacitor plate is provided with a plurality of positioning blocks, when a pen is held by fingers, the fingers are in contact with the conductive rubber, and as a human body belongs to a conductor and has static electricity, the movement of charges between the conductive rubber and the human body is caused, so that the voltage at two ends of the capacitor formed by the conductive rubber and the capacitor plate is influenced to change, after the circuit board collects the voltage change generated by the capacitor, the circuit board connects two ends of the electromagnetic induction coil with the battery through signal processing, and the electromagnetic induction coil generates a magnetic; the locating piece is located the cavity, the both ends of locating piece all with shaft inner wall sliding connection, the effort that produces when the pen is grabbed to the finger is used in on the locating piece, because of the both ends of locating piece all with shaft inner wall sliding connection for the mid portion of locating piece inwards warp and block the refill, is convenient for prevent to write the time refill internal contraction.
Preferably, the positioning block comprises a first spring steel sheet, a second spring steel sheet and a third spring steel sheet, the first spring steel sheet is L-shaped, the third spring steel sheet is arc-shaped and consists of a long edge and a short edge, one end of the long edge is slidably connected with the inner wall of the pen tube, the other end of the long edge is fixedly connected with one end, far away from the refill, of the short edge, one end, close to the refill, of the short edge is fixedly connected with the third spring steel sheet, one end of the third spring steel sheet is fixedly connected with the short edge, the other end of the third spring steel sheet is slidably connected with the inner wall of the pen tube, the second spring steel sheet is positioned between the first spring steel sheet, the third spring steel sheet and the capacitor plate, the second spring steel sheet is arc-shaped, the outer surfaces of the first spring steel sheet, the second spring steel sheet and the third spring steel sheet are coated, the other end of the second spring steel sheet is fixedly connected with the third spring steel sheet, the middle part of the second spring steel sheet is contacted with the capacitor plate, and the outer surfaces of the first spring steel sheet, the second spring steel sheet and the third spring steel sheet are coated with insulating rubber bodies to prevent interference with charges on the capacitor plate, so that the performance of the magnet is influenced; when writing, fingers grab at the conductive rubber, and the acting force generated is transmitted to the first spring steel sheet and the third spring steel sheet through the second spring steel sheet, so that the middle bending part of the first spring steel sheet moves inwards to clamp the refill, and the stability of the refill is improved when writing.
Preferably, the inner wall of the pen tube is provided with a plurality of first sliding grooves matched with one ends of the long edges, the one ends of the long edges are located in the first sliding grooves, the one ends of the long edges are connected with the inner wall of the pen tube in a sliding mode through the first sliding grooves, the inner wall of the pen tube is provided with a plurality of second sliding grooves matched with one ends of the third spring steel sheets, one ends of the third spring steel sheets are located in the second sliding grooves, and one ends of the third spring steel sheets are connected with the inner wall of the pen tube in a sliding mode through. One end of the first spring steel sheet moves in the first sliding groove, and one end of the third spring steel sheet moves in the second sliding groove, so that the compression and the reset of the first spring steel sheet and the third spring steel sheet are facilitated.
Preferably, the position of the magnet corresponds to the position of the first spring steel sheet, and as the magnet is fixedly connected with the pen core, when force is exerted on the first spring steel sheet, the short edge of the first spring steel sheet is in contact with the upper surface of the magnet, so that the pen core is positioned.
Preferably, the electromagnetic induction coil is cylindrical, the pen core penetrates through the electromagnetic induction coil and is in sliding connection with the electromagnetic induction coil, a fixed block is arranged at the end part of the electromagnetic induction coil and is fixedly connected with the inner wall of the pen tube, when a finger contacts the conductive rubber, the electromagnetic induction coil generates an electromagnetic field and generates repulsive force with the magnet, the magnet drives the pen core to move downwards to push the pen point of the pen core out of the pen cap, at the moment, the magnet just moves to a position where the magnet can be clamped by the first spring steel sheet, and when the pen is used for writing, due to the increase of acting force, a short edge on the first spring steel sheet can well position the pen core; when the finger breaks away from conductive rubber, spring steel sheet one resets, and the electromagnetic field that electromagnetic induction coil produced disappears, and magnet drives the refill and retracts in the nib cover, can also protect the nib when the pen drops from the desktop, and according to h ═ gt this moment2And/2, the general desk height is 0.5m, the t is calculated to be 0.32S, and the pen point on the pen core needs to retract into the pen point sleeve within 0.32 second after the finger is separated from the conductive rubber when the pen falls off the desk so as to prevent the pen point from hitting the ground.
Preferably, one end of the pen cap sleeve is in threaded connection with the pen tube, the other end of the pen cap sleeve is provided with a through hole, the refill comprises an ink tube and a pen point, the ink tube is fixedly connected with the pen point, a protruding block is arranged at the joint of the ink tube and the pen point, one end of a return spring is fixedly connected with the protruding block, the other end of the return spring is connected with the pen cap sleeve, one end, connected with the pen cap sleeve, of the return spring is located on the side face of the through hole, the pen point is located in the return spring, when a finger is separated from the conductive rubber, the first spring steel sheet resets, the return spring is in a compressed state and rebound.
The invention has the beneficial effects that: when a finger contacts the conductive rubber, the electromagnetic induction coil generates an electromagnetic field to generate repulsive force with the magnet, and the pen point of the pen core is pushed out of the pen head sleeve, so that writing is facilitated; the short edge on the first spring steel sheet can play a good role in positioning the pen core during writing; when the finger is separated from the conductive rubber, the first spring steel sheet resets, the electromagnetic field generated by the electromagnetic induction coil disappears, and the magnet drives the pen core to retract into the pen point sleeve to protect the pen point.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the writing structure of the present invention;
FIG. 3 is an enlarged view of a portion of area A of FIG. 1;
FIG. 4 is a partial enlarged view of area B of FIG. 2;
fig. 5 is a circuit diagram of the present invention.
In the figure: 1. the pen comprises a pen tube, 2 parts of a pen core, 3 parts of a pen head sleeve, 4 parts of a USB charging port, 5 parts of a capacitor, 6 parts of a cavity, 7 parts of a battery, 8 parts of a circuit board, 9 parts of an electromagnetic induction coil, 10 parts of a magnet, 11 parts of a reset spring, 12 parts of conductive rubber, 13 parts of insulating rubber, 14 parts of a capacitor polar plate, 15 parts of a positioning block, 16 parts of a first spring steel sheet, 17 parts of a second spring steel sheet, 18 parts of a first sliding groove, 19 parts of a fixed block, 20 parts of a through hole, 21 parts of an ink tube, 22 parts of a pen head, 23 parts of a bump, 24 parts of a third.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
In the embodiment shown in fig. 1 and 2, an anti-falling pen comprises a pen tube 1 and a pen core 2, wherein one end of the pen tube 1 is provided with a pen cap 3, the other end of the pen tube 1 is provided with a USB charging port 4, the pen cap 3 is in threaded connection with the pen tube 1, the pen tube 1 is provided with a capacitor 5, the capacitor 5 is located at one end close to the pen cap 3, the pen tube 1 and the pen cap 3 form a cavity 6, the pen core 2 is located in the cavity 6, the cavity 6 is internally provided with a battery 7, a circuit board 8 and an electromagnetic induction coil 9, the electromagnetic induction coil 9 is fixedly connected with the pen tube 1, the pen core 2 is provided with a magnet 10 and a return spring 11, the magnet 10 is fixedly connected with the pen core 2, the magnet 10 is located at one end close to the pen cap 3, the electromagnetic induction coil 9 is located at one end far away from the pen cap 3, the return spring 11 is located on the side, the other end of the reset spring 11 is connected with the pen cap sleeve 3, the USB charging port 4 is electrically connected with the battery 7, and the battery 7, the electromagnetic induction coil 9 and the capacitor 5 are electrically connected with the circuit board 8.
As shown in fig. 3, 4 and 5, the capacitor 5 includes a conductive rubber 12, an insulating rubber 13 and a capacitor plate 14, the conductive rubber 12 and the capacitor plate 14 are electrically connected to the circuit board 8, the insulating rubber 13 is located between the conductive rubber 12 and the capacitor plate 14, one side of the capacitor plate 14 is in contact with the insulating rubber 13, the other side of the capacitor plate 14 is provided with a plurality of positioning blocks 15, the positioning blocks 15 are located in the cavity 6, and both ends of the positioning blocks 15 are in sliding connection with the inner wall of the pen tube 1.
As shown in fig. 3 and 4, the positioning block 15 includes a first spring steel sheet 16, a second spring steel sheet 17 and a third spring steel sheet 24, the first spring steel sheet 16 is L-shaped, the third spring steel sheet 24 is arc-shaped, the first spring steel sheet 16 is composed of a long side and a short side, one end of the long side is slidably connected with the inner wall of the pen tube 1, the other end of the long side is fixedly connected with one end of the short side far away from the pen core 2, one end of the short side close to the pen core 2 is fixedly connected with the third spring steel sheet 24, one end of the third spring steel sheet 24 is fixedly connected with the short side, the other end of the third spring steel sheet 24 is slidably connected with the inner wall of the pen tube 1, the second spring steel sheet 17 is located between the first spring steel sheet 16, the third spring steel sheet 24 and the capacitor plate 14, the second spring steel sheet 17 is arc-shaped, and the outer surfaces of the, one end of the second spring steel sheet 17 is fixedly connected with the long side of the first spring steel sheet 16, the other end of the second spring steel sheet 17 is fixedly connected with the third spring steel sheet 24, and the middle part of the second spring steel sheet 17 is in contact with the capacitor plate 14. Be equipped with a plurality of and the one end assorted spout 18 on long limit on the inner wall of pen tube 1, the one end on long limit is located spout 18, and the one end on long limit is passed through spout 18 and pen tube 1's inner wall sliding connection, is equipped with a plurality of and the one end assorted spout two 25 of the three 24 of spring steel sheet on the inner wall of pen tube 1, and the one end of the three 24 of spring steel sheet is located spout two 25, and the one end of the three 24 of spring steel sheet is passed through spout two 25 and pen tube 1's inner wall sliding connection. The position of the magnet 10 corresponds to the position of the first spring steel sheet 16.
As shown in fig. 1 and 2, the electromagnetic induction coil 9 is cylindrical, the pen core 2 penetrates through the electromagnetic induction coil 9 and is connected with the electromagnetic induction coil 9 in a sliding manner, a fixing block 19 is arranged at the end part of the electromagnetic induction coil 9, and the fixing block 19 is fixedly connected with the inner wall of the pen tube 1. One end and the 1 threaded connection of nib cover 3, the other end of nib cover 3 is equipped with through-hole 20, refill 2 includes ink tube 21 and nib 22, ink tube 21 and nib 22 fixed connection, ink tube 21 is equipped with lug 23 with the junction of nib 22, reset spring 11's one end and lug 23 fixed connection, reset spring 11's the other end is connected with nib cover 3, reset spring 11 is located through-hole 20's side with the one end that nib cover 3 is connected, be located through-hole 20's side, nib 22 is located reset spring 11.
The working principle is as follows: when a finger contacts the conductive rubber 12, because a human body belongs to a conductive body and carries static electricity, charge movement is generated between the conductive rubber 12 and the human body, so that voltage at two ends of a capacitor 5 consisting of the conductive rubber 12 and a capacitor plate 14 is influenced to generate change, after the circuit board 8 collects the voltage change generated by the capacitor 5, the circuit board 8 switches two ends of an electromagnetic induction coil 9 on a battery 7 through signal processing, a magnetic field generated after the electromagnetic induction coil 9 is electrified generates repulsive force with a magnet 10, the magnet 10 drives the pen core 2 to move downwards to push a pen point 22 of the pen core 2 out of the pen head sleeve 3, at the moment, the magnet 10 just moves to a position where a spring steel sheet 16 can clamp the magnet 10, when writing, due to the increase of acting force, a short edge on the spring steel sheet 16 can well position the pen core 22, when the finger is separated from the conductive rubber 12, the first spring steel sheet 16 is reset, the electromagnetic field generated by the electromagnetic induction coil 9 disappears, the magnet 10 drives the pen core 2 to retract into the pen head sleeve 3, the pen head 22 can be protected when the pen falls from the desktop, and the pen head 22 can be protected according to h ═ gt at the moment 22, when the height of the general desk is 0.5m, t is calculated to be 0.32S, namely when the pen falls off the desk, the finger is separated from the electric conductionThe pen point 22 on the pen core 2 retracts into the pen cap 3 within 0.32 seconds after the rubber 12, so that the pen point 22 can be prevented from smashing the ground.
Claims (5)
1. The anti-falling pen is characterized by comprising a pen tube (1) and a pen core (2), wherein one end of the pen tube (1) is provided with a pen cap sleeve (3), the other end of the pen tube (1) is provided with a USB charging port (4), the pen cap sleeve (3) is in threaded connection with the pen tube (1), the pen tube (1) is provided with a capacitor (5), the capacitor (5) is positioned at one end close to the pen cap sleeve (3), the pen tube (1) and the pen cap sleeve (3) form a cavity (6), the pen core (2) is positioned in the cavity (6), a battery (7), a circuit board (8) and an electromagnetic induction coil (9) are arranged in the cavity (6), the electromagnetic induction coil (9) is fixedly connected with the pen tube (1), the pen core (2) is provided with a magnet (10) and a reset spring (11), the magnet (10) is fixedly connected with the pen core (2), the pen is characterized in that the magnet (10) is located at one end close to the pen cap sleeve (3), the electromagnetic induction coil (9) is located at one end far away from the pen cap sleeve (3), the reset spring (11) is arranged on the side face of the pen core (2), one end of the reset spring (11) is fixedly connected with the pen core (2), the other end of the reset spring (11) is connected with the pen cap sleeve (3), the USB charging port (4) is electrically connected with the battery (7), the electromagnetic induction coil (9) and the capacitor (5) are electrically connected with the circuit board (8), the capacitor (5) comprises conductive rubber (12), insulating rubber (13) and a capacitor plate (14), the conductive rubber (12) and the capacitor plate (14) are electrically connected with the circuit board (8), and the insulating rubber (13) is located between the conductive rubber (12) and the capacitor plate (14), one side of the capacitor plate (14) is in contact with the insulating rubber (13), a plurality of positioning blocks (15) are arranged on the other side of the capacitor plate (14), the positioning blocks (15) are located in the cavity (6), the two ends of each positioning block (15) are in sliding connection with the inner wall of the pen tube (1), each positioning block (15) comprises a first spring steel sheet (16), a second spring steel sheet (17) and a third spring steel sheet (24), the first spring steel sheet (16) is L-shaped, the third spring steel sheet (24) is arc-shaped, each first spring steel sheet (16) comprises a long edge and a short edge, one end of each long edge is in sliding connection with the inner wall of the pen tube (1), the other end of each long edge is fixedly connected with one end of the short edge, far away from the pen core (2), one end of each short edge, close to the pen core (2), is fixedly connected with the third spring steel sheet (24), the one end and the minor face fixed connection of three (24) of spring steel sheet, the other end of three (24) of spring steel sheet and the inner wall sliding connection of pen tube (1), two (17) of spring steel sheet are located between one (16), three (24) of spring steel sheet and capacitor plate (14), the shape of two (17) of spring steel sheet is the arc, the surface of one (16), two (17) of spring steel sheet and three (24) of spring steel sheet all coats the insulating rubber body, the long limit fixed connection on one end of two (17) of spring steel sheet and one (16) of spring steel sheet, the other end and three (24) fixed connection of spring steel sheet of two (17), the intermediate part and capacitor plate (14) of two (17) of spring steel sheet contact.
2. The crash-proof pen as claimed in claim 1, wherein a plurality of first sliding grooves (18) matched with one end of the long edge are formed in the inner wall of the pen tube (1), one end of the long edge is located in the first sliding grooves (18), one end of the long edge is slidably connected with the inner wall of the pen tube (1) through the first sliding grooves (18), a plurality of second sliding grooves (25) matched with one end of a third spring steel sheet (24) are formed in the inner wall of the pen tube (1), one end of the third spring steel sheet (24) is located in the second sliding grooves (25), and one end of the third spring steel sheet (24) is slidably connected with the inner wall of the pen tube (1) through the second sliding grooves (25).
3. The crash-proof pen as claimed in claim 1 or 2, wherein the position of the magnet (10) corresponds to the position of the first spring steel sheet (16).
4. The crash-proof pen as claimed in claim 1 or 2, wherein the electromagnetic induction coil (9) is cylindrical, the pen core (2) penetrates through the electromagnetic induction coil (9) and is connected with the electromagnetic induction coil (9) in a sliding manner, a fixing block (19) is arranged at the end of the electromagnetic induction coil (9), and the fixing block (19) is fixedly connected with the inner wall of the pen tube (1).
5. The crash-proof pen as claimed in claim 1 or 2, wherein one end of the cap (3) is connected with the pen tube (1) by screw thread, the other end of the cap (3) is provided with a through hole (20), the pen core (2) comprises an ink tube (21) and a pen point (22), the ink tube (21) is fixedly connected with the pen point (22), a bump (23) is arranged at the joint of the ink tube (21) and the pen point (22), one end of the return spring (11) is fixedly connected with the bump (23), the other end of the return spring (11) is connected with the cap (3), one end of the return spring (11) connected with the cap (3) is located at the side of the through hole (20), and the pen point (22) is located in the return spring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910849862.4A CN110509689B (en) | 2019-09-10 | 2019-09-10 | Anti-falling pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910849862.4A CN110509689B (en) | 2019-09-10 | 2019-09-10 | Anti-falling pen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110509689A CN110509689A (en) | 2019-11-29 |
| CN110509689B true CN110509689B (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910849862.4A Active CN110509689B (en) | 2019-09-10 | 2019-09-10 | Anti-falling pen |
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| Country | Link |
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| CN (1) | CN110509689B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111007947B (en) * | 2020-01-14 | 2024-05-31 | 苏州鑫捷顺精密科技股份有限公司 | Multifunctional electronic pen |
| CN112721496B (en) * | 2021-01-26 | 2021-12-10 | 蒋央芳 | Anti-falling gel ink pen |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI282313B (en) * | 2006-03-27 | 2007-06-11 | You-Sheng Jang | A pen |
| FR2945766A1 (en) * | 2009-05-19 | 2010-11-26 | Bic Soc | MAGNETIC REPULSION WRITING INSTRUMENT |
| CN201998632U (en) * | 2011-02-14 | 2011-10-05 | 余品锐 | Anti-falling type foundation pen |
| JP6436662B2 (en) * | 2014-07-08 | 2018-12-12 | 株式会社サクラクレパス | Intrusive writing instrument |
| CN107234901B (en) * | 2017-05-05 | 2019-01-01 | 江苏熙成新材料科技有限公司 | Automatically controlled Antibreaking pen |
| CN107234900B (en) * | 2017-05-05 | 2019-01-01 | 芜湖泰庆电子科技有限公司 | Magnetic Antibreaking pen |
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| CN110509689A (en) | 2019-11-29 |
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Effective date of registration: 20201231 Address after: Room 223, building 3, miaobi Town, 8 miaobi Road, Fenshui town, Tonglu County, Hangzhou City, Zhejiang Province, 311519 Applicant after: Hangzhou Wenyan Technology Co.,Ltd. Address before: No.5-1 Zhangjiashan, Dongxi village, Fenshui town, Tonglu County, Hangzhou City, Zhejiang Province Applicant before: TONGLU JIUDAI STATIONERY Co.,Ltd. |
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Application publication date: 20191129 Assignee: Tonglu Jingcai Stationery Co.,Ltd. Assignor: Hangzhou Wenyan Technology Co.,Ltd. Contract record no.: X2023980048739 Denomination of invention: A type of anti drop pen Granted publication date: 20210129 License type: Common License Record date: 20231128 |