CN105922790A - Pen provided with ink transmission tube - Google Patents

Pen provided with ink transmission tube Download PDF

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Publication number
CN105922790A
CN105922790A CN201610409122.5A CN201610409122A CN105922790A CN 105922790 A CN105922790 A CN 105922790A CN 201610409122 A CN201610409122 A CN 201610409122A CN 105922790 A CN105922790 A CN 105922790A
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CN
China
Prior art keywords
ink
piston
cap
pen
pen core
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.)
Granted
Application number
CN201610409122.5A
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Chinese (zh)
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CN105922790B (en
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3D New Culture Co., Ltd., Ningbo
Original Assignee
刘乐凝
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 刘乐凝 filed Critical 刘乐凝
Priority to CN201610409122.5A priority Critical patent/CN105922790B/en
Publication of CN105922790A publication Critical patent/CN105922790A/en
Application granted granted Critical
Publication of CN105922790B publication Critical patent/CN105922790B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43KIMPLEMENTS FOR WRITING OR DRAWING
    • B43K5/00Pens with ink reservoirs in holders, e.g. fountain-pens
    • B43K5/02Ink reservoirs
    • B43K5/06Ink reservoirs with movable pistons for withdrawing ink from an ink-receptacle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43KIMPLEMENTS FOR WRITING OR DRAWING
    • B43K8/00Pens with writing-points other than nibs or balls
    • B43K8/16Pens with writing-points other than nibs or balls with tubular writing-points comprising a movable cleaning element
    • B43K8/18Arrangements for feeding the ink to the writing-points
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43KIMPLEMENTS FOR WRITING OR DRAWING
    • B43K5/00Pens with ink reservoirs in holders, e.g. fountain-pens
    • B43K5/02Ink reservoirs
    • B43K5/10Ink reservoirs with reserve ink chambers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43KIMPLEMENTS FOR WRITING OR DRAWING
    • B43K5/00Pens with ink reservoirs in holders, e.g. fountain-pens
    • B43K5/18Arrangements for feeding the ink to the nibs
    • B43K5/1818Mechanical feeding means, e.g. valves; Pumps
    • B43K5/189Pumps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43KIMPLEMENTS FOR WRITING OR DRAWING
    • B43K8/00Pens with writing-points other than nibs or balls
    • B43K8/16Pens with writing-points other than nibs or balls with tubular writing-points comprising a movable cleaning element
    • B43K8/165Ink cartridges, ink reservoirs

Abstract

The invention discloses a pen provided with an ink transmission tube. The pen mainly comprises a pen holder, a pen cap, a pen cartridge and ink, wherein the pen holder is hollow; the ink is stored in an inner hole of the pen holder; one end of the pen holder shrinks to form a pen point, and the other end of the pen holder is connected with the pen cap. A piston is adopted to provide ink for an ink storage cavity to improve the ink providing condition and reduce the ink shortage phenomenon so as to enable writing to be smoother; ink can be added for a plurality of times to prolong the service life of a whiteboard marker.

Description

A kind of pen of band ink-feeding tube
Technical field
The present invention relates to a kind of for carrying out the pen of band ink-feeding tube write on blank, belong to the optimisation technique of white board marker.
Background technology
White board marker is the apparatus that in teaching, indispensable usage amount is bigger, the office appliance that Ye Shi office is conventional, existing white board marker, In structure, main employing blotting fiber stores ink, and this mode is primarily present following deficiency: one is ink storage finite capacity, and two is ink supply effect Rate is low, disconnected ink often occurs, write slack phenomenon during continuous writing, and three is to add ink, because, when using no ink Nib will be dried appearance disconnected ink phenomenon, then add its ink absorption ability of ink and also be difficult to recover.Supply so needing slightly to stop the ink such as a moment during routine use Whether should come up and just can be continuing with, supply up for checking ink, a lot of users also can use pen line on blank carelessly, and waiting can Mark continuous print clear distinct lines and be further continued for using the thinking not only affecting operating efficiency and user, also can affect the mood of user.
It is, thus, sought for a kind of ink reservoir volume can be effectively improved greatly the white board marker of ink supply efficiency.
Summary of the invention
It is an object of the invention to: provide a kind of ink reservoir volume can be effectively improved greatly the white board marker of ink supply efficiency.
The technical scheme is that the pen of a kind of band ink-feeding tube, be mainly made up of penholder 1, the cap for brush 2, pen core 3 and ink, institute The penholder hollow stated, ink is stored in penholder endoporus, and one end of penholder reduces formation nib 4, and the other end is connected with the cap for brush, along pen The axis of point 4 is provided with pen core fixing hole, and pen core inserts pen core fixing hole from the outside to the core and fixes;Pen core fixing hole is prominent to the direction of the cap for brush Playing formation pen core and fix post 41, described pen core fixes the post edge towards cap for brush one end to inner process formation pen core stop bit bead 42, pen The diameter of bore of core stop bit bead, less than the diameter of pen core, makes pen core can not move up the port of export of blocking ink-feeding tube;Described band is defeated The pen of ink pipe also includes ink-feeding tube 5, the inking device being placed in the cap for brush and piston 6;Ink-feeding tube 5 is outside towards the end face of nib one end Expand and form ink storage chamber 51, ink storage chamber 51 away from the edge of ink-feeding tube 5 be connected in pen core fix post towards on the end face of cap for brush one end or In pen core stop bit bead, make the ink in penholder can only enter pen core from ink storage chamber and fix the endoporus of post;Ink-feeding tube 5 is towards cap for brush one end End face outwards expand the piston cylinder 52 forming columnar hollow, be provided with the bracing frame 11 of band centre bore at penholder 1 near the inwall of the cap for brush, The piston cylinder 52 of ink-feeding tube is positioned at the centre bore of bracing frame 11, and the wall of piston cylinder is provided with ink-feeding hole 521, ink-feeding hole and penholder Endoporus be connected;In the cap for brush 2, it is additionally provided with fixed plate 21, fixed plate 21 is provided with the piston to cap for brush top boss and fixes post 22, in piston fixes post, it is provided with the demarcation strip parallel with fixed plate 21, demarcation strip is provided with piston fixing hole;Set on the top of the cap for brush Pressing key 7, the described enough endoporus under the effect of external force along the cap for brush of pressing bond energy is had to move radially;Piston 6 enters from cap for brush one end Piston cylinder, is formed with piston cylinder inwall and closely cooperates;Piston rod 61, is then passed through through the piston fixing hole demarcation strip from penholder one end Spring 8, end is fixed on pressing key 7 inwall;Described spring 8 one end pushes against the inwall of pressing key, and it is solid that the other end enters piston Fixed column 22 pushes against demarcation strip;When not pressing pressing key 7, piston 6 is moved upwardly into piston under the tension force effect of spring 8 and fixes post 22 towards in the endoporus of nib;When needing ink supply, make nib down or tilt down, press pressing key after, spring 8 be squeezed to The Direction distortion of nib, pressing key 7 promotes piston 6 to move to nib in piston cylinder, by the ink in piston cylinder to the direction of nib Clamp-on ink-feeding tube 5, make ink arrive ink storage chamber 51 and pen core and fix post endoporus, be positioned at the pen core 3 that pen core fixes in post endoporus and just can Being drawn onto ink, it is achieved the ink supply to pen core 3, at this moment, form negative pressure in penholder, extraneous air is by between pressing key and the cap for brush Space enters in the cap for brush, then enters piston cylinder by the space between piston rod and demarcation strip, and then enters penholder by ink-feeding hole, makes Air pressure tends to balance, decontrol pressing key, under spring tension, pressing key and piston to the top of the cap for brush reset, piston with Forming negative pressure in piston cylinder between ink-feeding tube, the partial air in penholder can enter between piston and ink-feeding tube automatically by ink-feeding hole In piston cylinder, negative pressure is made to reduce;When piston is between ink-feeding hole and pressing key, as long as by nib upward, the ink in penholder is just Can flow in piston cylinder by ink-feeding hole, ready for ink supply next time;Fixing connection is used between ink storage chamber with pen core stop bit bead Mode connect;Described fixed plate 21 towards nib one end wall and demarcation strip towards the wall of nib one end distance more than or etc. Height in piston;It is provided with multilayer parallel tooth between piston rod 61 and piston fixing hole inwall and piston rod and the inwall of sealing column Profile of tooth sealing ring 9.
Outer wall at piston cylinder is provided with fixing bead outwardly, for fixing support rack;Piston cylinder is made to be positioned in penholder endoporus On heart line, in order to make piston enter piston cylinder during assembling.
Being provided with the spring locating lugs raised to fixed plate direction at pressing key on the wall of fixed plate, one end of spring is placed in In spring locating lugs;Being provided with piston rod at pressing key towards the wall of fixed plate and fix bead, described piston rod fixes bead to press Axle centered by the central shaft of pressure key, the end of piston rod is fixed on piston rod and fixes in bead.
Piston fixing hole is towards the edge raised formation in the direction sealing column 23 to pressing key pressing key.
Sealing column 23 is provided with the locking cap 24 being threaded connection with it.
Described ink-feeding hole 521 is positioned close on the wall of the piston cylinder 52 being positioned at penholder of fixed plate 21.
The tooth of profile of tooth sealing ring tilts to the direction of ink-feeding tube from the cap for brush.
Beneficial effect
1, supply ink by piston to ink storage chamber, improve ink supply situation, reduce disconnected ink phenomenon, make to write the most smooth;
2, can repeatedly add ink, extend the service life of white board marker.
Accompanying drawing explanation
Fig. 1 is the schematic appearance of the present invention;
Fig. 2 is the profile of the present invention;
Fig. 3 is the partial enlarged drawing on Fig. 2 top;
Fig. 4 is the partial enlarged drawing of Fig. 2 bottom;
Fig. 5 is the figure that pops of the present invention;
Fig. 6 is the partial enlarged drawing of Fig. 5;
Fig. 7 is the generalized section of the cap for brush part of the present invention.
Detailed description of the invention
As depicted in figs. 1 and 2, the pen of a kind of band ink-feeding tube, mainly by penholder 1, the cap for brush2, pen core 3 and ink composition, described Penholder hollow, ink is stored in penholder endoporus, one end of penholder reduce formation nib 4, the other end is connected with the cap for brush.
As shown in Figure 2 and Figure 5, the pen of described band ink-feeding tube also includes ink-feeding tube 5, the inking device being placed in the cap for brush and piston 6。
As shown in Figure 4, the axis along nib 4 is provided with pen core fixing hole, and pen core inserts pen core fixing hole from the outside to the core and fixes;Pen Core fixing hole to the direction of the cap for brush raised formation pen core fix post 41, described pen core fixes the post edge towards cap for brush one end to inner process Forming pen core stop bit bead 42, the diameter of bore of pen core stop bit bead, less than the diameter of pen core, makes pen core can not move up blocking inking The port of export of pipe;Ink-feeding tube 5 outwards expands formation ink storage chamber 51 towards the end face of nib one end, and ink storage chamber 51 is away from ink-feeding tube 5 Edge is connected in pen core and fixes post towards on the end face of cap for brush one end or in pen core stop bit bead, makes the ink in penholder can only be from ink storage chamber Enter pen core and fix the endoporus of post.When ink enters ink storage chamber 51 by ink-feeding tube, as long as nib is down, it is solid that ink will flow to pen core Fixed column endoporus, soaks pen core.Making owing to pen core is typically with hygroscopic material, ink can automatically spread arrival and be positioned at along pen core Pen core top outside nib such that it is able to write.Ink storage chamber is fixed with pen core and is used fixing connection between post or pen core stop bit bead Mode, make ink can not flow back in penholder from gap between the two, with ensure pen core can obtain abundance ink feed.
As it is shown on figure 3, ink-feeding tube 5 towards cap for brush one end end face outwards expand formed columnar hollow piston cylinder 52, at penholder 1 Inwall near the cap for brush is provided with the bracing frame 11 of band centre bore, and the piston cylinder 52 of ink-feeding tube is positioned at the centre bore of bracing frame 11, piston The wall of cylinder is provided with ink-feeding hole 521, and ink-feeding hole is connected with the endoporus of penholder;Fixed plate 21 it is additionally provided with, fixing in the cap for brush 2 The piston that plate 21 is provided with to cap for brush top boss fixes post 22, is provided with the demarcation strip parallel with fixed plate 21 in piston fixes post, Demarcation strip is provided with piston fixing hole.
Be provided with pressing key 7 on the top of the cap for brush, the described enough endoporus under the effect of external force along the cap for brush of pressing bond energy move radially;Live Plug 6 enters piston cylinder from cap for brush one end, is formed with piston cylinder inwall and closely cooperates;Piston rod 61 passes demarcation strip from penholder one end Piston fixing hole, is then passed through spring 8, and end is fixed on pressing key 7 inwall;Described spring 8 one end pushes against the inwall of pressing key, Other end entrance piston is fixed post 22 and is pushed against demarcation strip;When not pressing pressing key 7, piston 6 upwards moves under the tension force effect of spring 8 The dynamic piston that enters fixes post 22 towards in the endoporus of nib.
When needing ink supply, first allow nib upward, make the ink in penholder enter piston cylinder by ink-feeding hole, then make nib down or incline Tiltedly the most down, after pressing pressing key, spring 8 is squeezed the Direction distortion to nib, and pressing key 7 promotes piston 6 to the direction of nib Move to nib in piston cylinder, the ink in piston cylinder is clamp-oned ink-feeding tube 5, make ink arrive ink storage chamber 51 and pen core is fixed in post Hole, is positioned at the pen core 3 that pen core fixes in post endoporus and just can be drawn onto ink, it is achieved the ink supply to pen core 3, at this moment, is formed in penholder Negative pressure, extraneous air is entered in the cap for brush by the space between pressing key and the cap for brush, then by the space between piston rod and demarcation strip Enter piston cylinder, and then enter penholder by ink-feeding hole, make air pressure tend to balance, decontrol and press key, under spring tension, Pressing key and piston reset to the top of the cap for brush, form negative pressure, the partial air in penholder in the piston cylinder between piston and ink-feeding tube Can enter in the piston cylinder between piston and ink-feeding tube automatically by ink-feeding hole, make negative pressure reduce.In the reset state, piston be positioned at into In piston cylinder between ink hole and pressing key, ink-feeding hole will not be blocked.
When piston is between ink-feeding hole and pressing key, as long as by nib upward, the ink in penholder will be flowed into by ink-feeding hole In piston cylinder, ready for ink supply next time.
As shown in Figure 6 and Figure 7, piston fixing hole is raised to the direction pressing key towards the edge pressing key forms sealing column 23, The profile of tooth sealing ring 9 of multilayer parallel tooth it is provided with between piston rod 61 and piston fixing hole inwall and piston rod and the inwall of sealing column, The tooth of profile of tooth sealing ring tilts to the direction of ink-feeding tube from the cap for brush.During piston reset, if there being ink between piston and demarcation strip Water, can be flowed back in penholder by ink-feeding hole, or flows to the piston cylinder between piston and ink-feeding tube by the space between piston and piston cylinder In, owing to being provided with profile of tooth sealing ring 9, the space making ink cannot pass through piston rod and demarcation strip flows in the cap for brush above demarcation strip, Extraneous air can squeeze profile of tooth sealing ring 9 and enter in piston cylinder.
Sealing column 23 is provided with the locking cap 24 being threaded connection with it.
Described ink-feeding hole 521 is positioned close on the wall of the piston cylinder 52 being positioned at penholder of fixed plate 21.
Described fixed plate 21 towards wall and the demarcation strip of nib one end towards the distance of the wall of nib one end more than or equal to piston Height.
The diameter of bore of described ink-feeding tube is less than the aperture of piston cylinder and the aperture filling black chamber.When forming negative pressure in piston cylinder, defeated The part ink of Mo Guanzhong can flow backwards and return in piston cylinder, and owing to ink-feeding tube is thinner and longer, the negative pressure in piston cylinder is adjusted the distance piston cylinder The resorption power that ink in ink-feeding tube farther out is formed will reduce, and, owing to the sectional area of ink storage chamber is more than the sectional area of ink-feeding tube, The ink of ink storage chamber is difficult to be drawn back in piston cylinder.Owing to pen core has higher density and preferable solid water, the ink in pen core The possibility returned in piston cylinder by suck-back due to the negative pressure in piston cylinder is the lowest.Only under the promotion of piston, ink just can be made from work Plug cylinder is squeezed into ink storage chamber, and in turn, during piston reset, the ink in Chu Sai chamber is difficult to return to piston cylinder by ink-feeding tube.At piston In the case of motionless, white board marker is internally formed a relatively stable poised state, and the ink in piston cylinder is also difficult to by ink-feeding tube stream To ink storage chamber, thus ink storage chamber can supply ink for pen core constantly, only when not having ink in ink storage chamber, just needs pressing to press Pressure key, shifts ink storage chamber ink from plunger shaft by piston, it is achieved ink supply.
Outer wall at piston cylinder is provided with fixing bead outwardly, for fixing support rack;Piston cylinder is made to be positioned in penholder endoporus On heart line, in order to make piston enter piston cylinder during assembling.
As shown in Figure 6, on the wall of fixed plate, it is provided with the spring locating lugs raised to fixed plate direction, spring at pressing key One end be placed in spring locating lugs;It is provided with piston rod at pressing key towards the wall of fixed plate and fixes bead, described piston rod Fixing bead axle centered by the central shaft of pressing key, the end of piston rod is fixed on piston rod and fixes in bead.During assembling, piston rod Fix in bead to the direction entrance piston rod of pressing key from piston cylinder, and make both form a fixed connection by modes such as welding.
Penholder uses transparent material to make so that observing ink reservoir volume.
Above-described embodiment is intended merely to the purposes of the interpretation present invention, and is not limitation of the present invention, the art general Logical technical staff, in the essential scope of the present invention, makes a variety of changes or substitutes, also should belong to the protection category of the present invention.

Claims (7)

1. a pen for band ink-feeding tube, is mainly made up of penholder (1), the cap for brush (2), pen core (3) and ink, described penholder hollow, Ink is stored in penholder endoporus, and one end of penholder reduces formation nib (4), and the other end is connected with the cap for brush, along the axis of nib (4) Line is provided with pen core fixing hole, and pen core inserts pen core fixing hole from the outside to the core and fixes;Pen core fixing hole is raised formation pen core to the direction of the cap for brush Fixing post (41), described pen core fixes post and forms pen core stop bit bead (42) towards the edge of cap for brush one end to inner process, and pen core is only The diameter of bore of position bead, less than the diameter of pen core, makes pen core can not move up the port of export of blocking ink-feeding tube;It is characterized in that: institute The pen of the band ink-feeding tube stated also includes ink-feeding tube (5), be placed in the cap for brush the inking device and piston (6);Ink-feeding tube (5) is towards pen The end face of point one end outwards expands formation ink storage chamber (51), and ink storage chamber (51) is connected in pen core away from the edge of ink-feeding tube (5) and fixes Post, towards on the end face of cap for brush one end or in pen core stop bit bead, makes the ink in penholder can only enter pen core from ink storage chamber and fix in post Hole;Ink-feeding tube (5) outwards expands the piston cylinder (52) forming columnar hollow towards the end face of cap for brush one end, at penholder (1) near pen The inwall of cap is provided with the bracing frame (11) of band centre bore, and the piston cylinder (52) of ink-feeding tube is positioned at the centre bore of bracing frame (11), lives The wall of plug cylinder is provided with ink-feeding hole (521), and ink-feeding hole is connected with the endoporus of penholder;Fixed plate (21) it is additionally provided with in the cap for brush (2), Fixed plate (21) is provided with the piston to cap for brush top boss and fixes post (22), be provided with in piston fixes post and fixed plate (21) Parallel demarcation strip, demarcation strip is provided with piston fixing hole;Be provided with pressing key (7) on the top of the cap for brush, described pressing bond energy enough exists Under the effect of external force, the endoporus along the cap for brush moves radially;Piston (6) enters piston cylinder from cap for brush one end, is formed closely with piston cylinder inwall Coordinate;Piston rod (61) through the piston fixing hole demarcation strip, is then passed through spring (8) from penholder one end, and end is fixed on pressing On key (7) inwall;Described spring (8) one end pushes against the inwall of pressing key, and the other end enters piston and fixes post (22) and push against point Dividing plate;When not pressing pressing key (7), piston (6) is moved upwardly into piston under the tension force effect of spring (8) and fixes post (22) In the endoporus of nib;When needing ink supply, make nib down or tilt down, press pressing key after, spring (8) be squeezed to The Direction distortion of nib, pressing key (7) promotes piston (6) to move to nib in piston cylinder, by piston cylinder to the direction of nib Ink clamp-on ink-feeding tube (5), make ink arrive ink storage chamber (51) and pen core fix post endoporus, be positioned at pen core and fix in post endoporus Pen core (3) just can be drawn onto ink, it is achieved the ink supply to pen core (3), at this moment, forms negative pressure in penholder, and extraneous air passes through Space between pressing key and the cap for brush enters in the cap for brush, then enters piston cylinder by the space between piston rod and demarcation strip, and then passes through Ink-feeding hole enters penholder, makes air pressure tend to balance, and decontrols pressing key, and under spring tension, pressing key and piston are to the cap for brush Top resets, and forms negative pressure in the piston cylinder between piston and ink-feeding tube, and the partial air in penholder can enter automatically by ink-feeding hole In piston cylinder between piston and ink-feeding tube, negative pressure is made to reduce;When piston is between ink-feeding hole and pressing key, as long as by nib court On, the ink in penholder will flow in piston cylinder by ink-feeding hole, ready for ink supply next time;Ink storage chamber is dashed forward with pen core stop bit The fixing mode connected is used to connect between edge;Described fixed plate (21) is towards wall and the demarcation strip of nib one end towards nib one The distance of the wall of end is more than or equal to the height of piston;In piston rod (61) and piston fixing hole inwall and piston rod and sealing column The profile of tooth sealing ring (9) of multilayer parallel tooth it is provided with between inwall.
The pen of band ink-feeding tube the most according to claim 1, it is characterised in that: the outer wall at piston cylinder is provided with fixing bead outwardly, For fixing support rack;Piston cylinder is made to be positioned on the center line of penholder endoporus, in order to during assembling, to make piston enter piston cylinder.
The pen of band ink-feeding tube the most according to claim 1, it is characterised in that: it is provided with to solid on the wall of fixed plate at pressing key Determining the spring locating lugs of plate direction projection, one end of spring is placed in spring locating lugs;At the pressing key wall towards fixed plate Being provided with piston rod and fix bead, described piston rod fixes bead axle centered by the central shaft of pressing key, and the end of piston rod is fixed on Piston rod is fixed in bead.
The pen of band ink-feeding tube the most according to claim 1, it is characterised in that: piston fixing hole is towards pressing the edge of key to pressing key Direction projection form sealing column (23).
The pen of band ink-feeding tube the most according to claim 4, it is characterised in that: it is provided with in sealing column (23) with it by screw thread even The locking cap (24) connect.
The pen of band ink-feeding tube the most according to claim 1, it is characterised in that: described ink-feeding hole (521) is positioned close to fixed plate (21) on the wall of the piston cylinder (52) being positioned at penholder.
The pen of band ink-feeding tube the most according to claim 1, it is characterised in that: the tooth of profile of tooth sealing ring from the cap for brush to the direction of ink-feeding tube Tilt.
CN201610409122.5A 2014-06-20 2014-06-20 A kind of pen with ink-feeding tube Active CN105922790B (en)

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CN201610409122.5A CN105922790B (en) 2014-06-20 2014-06-20 A kind of pen with ink-feeding tube

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Application Number Priority Date Filing Date Title
CN201610409122.5A CN105922790B (en) 2014-06-20 2014-06-20 A kind of pen with ink-feeding tube
CN201410280961.2A CN105270020B (en) 2014-06-20 2014-06-20 White board marker easily out of ink

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CN201410280961.2A Division CN105270020B (en) 2014-06-20 2014-06-20 White board marker easily out of ink

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CN105922790A true CN105922790A (en) 2016-09-07
CN105922790B CN105922790B (en) 2017-07-04

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CN201610420975.9A Active CN105966116B (en) 2014-06-20 2014-06-20 Pen with ink storage chamber
CN201410280961.2A Active CN105270020B (en) 2014-06-20 2014-06-20 White board marker easily out of ink
CN201610409122.5A Active CN105922790B (en) 2014-06-20 2014-06-20 A kind of pen with ink-feeding tube
CN201610404686.XA Active CN105922789B (en) 2014-06-20 2014-06-20 A kind of white board marker of easy blotting

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CN201610420975.9A Active CN105966116B (en) 2014-06-20 2014-06-20 Pen with ink storage chamber
CN201410280961.2A Active CN105270020B (en) 2014-06-20 2014-06-20 White board marker easily out of ink

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CN105922789B (en) 2017-06-23
CN105922790B (en) 2017-07-04
CN105270020A (en) 2016-01-27
CN105966116A (en) 2016-09-28
CN105270020B (en) 2017-03-15
CN105966116B (en) 2017-10-10
CN105922789A (en) 2016-09-07

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