CN108621641A - Pressing writing implement - Google Patents
Pressing writing implement Download PDFInfo
- Publication number
- CN108621641A CN108621641A CN201810206737.7A CN201810206737A CN108621641A CN 108621641 A CN108621641 A CN 108621641A CN 201810206737 A CN201810206737 A CN 201810206737A CN 108621641 A CN108621641 A CN 108621641A
- Authority
- CN
- China
- Prior art keywords
- kinetoplast
- rotor
- beam barrel
- end side
- writing implement
- 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
Links
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
- B43K24/08—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons
Abstract
The present invention provides a kind of pressing writing implement, and project is to prevent from shaking forward and backward by kinetoplast.The pressing writing implement has：Beam barrel (10)；By kinetoplast (20), by relative to the beam barrel (10) to the 1st range (W1) it is front and back carry out it is mobile in a manner of be supported in the beam barrel (10), and rear end side is made to be exposed to outside beam barrel；Rotor (30) is pushed by kinetoplast (20) and is advanced；Cam mechanism (A), the rotor (30) when making to have advanced are rotated and are engaged by cam ramp (21a)；Core (40) is connect with the front end side of rotor (30), and by the rotor (30) it is preceding by make writing portion (41) from beam barrel front end protrude；And the 1st force application part (51), it rearward exerts a force to rotor (30) relative to beam barrel (10), it is connected to that fine motion can be carried out to the 2nd range (W2) less than the 1st range (W1) is front and back relative to rotor (30) by kinetoplast (20), the pressing writing implement is provided with relative to beam barrel (10) rearward to the 2nd force application part (52) to exert a force by kinetoplast (20).
Description
Technical field
The present invention relates to a kind of pressing writing implements to make with being pushed forwards by kinetoplast and rotor being made to advance
The writing portion for the core front end being connect with the rotor is protruded from beam barrel front end, and the rotor is made to be rotated by cam mechanism
And it engages.
Background technology
In the past, for example, as patent document 1 Fig. 3 and Fig. 4 in it is recorded, have in this writing implement and have such as lower part
Pressing writing implement：Tubular middleware is connected to one with beam barrel；By kinetoplast (operation portion), it is supported in middleware
It is interior to carry out retreating and movement rearward is restricted, also, rear end is made rearward to be protruded from the middleware；Rotor,
It is pushed by kinetoplast described in when having been advanced, and is rotated and be locked by cam mechanism；Core (replaces core), with this turn
Son toe lateral connection, and before the rotor so make writing portion from beam barrel front end protrusion；And force application part, relative to institute
Middleware is stated rearward to exert a force to the rotor.
Patent document 1：Japanese Unexamined Patent Publication 2004-209881 bulletins
Patent document 2：Japanese Unexamined Patent Publication 2003-305990 bulletins
However, according to the prior art recorded in patent document 1, make writing portion from beam barrel front end prominent and rotor quilt
In the state of locking, by kinetoplast (operation portion) the push-in position that is pushed into deeper in beam barrel with rearward protruded from beam barrel compared with
Between long prominent position, in being capable of state free to slide forward and backward.
Therefore, it is impossible to whether be protruded come visual determination writing portion according to the front and back position by kinetoplast relative to beam barrel.
Also, under the projected state of writing portion, pressing body can be front and back free to slide, therefore sometimes by quickly changing book
Action etc. when writing the action of writing in direction and holding beam barrel can cause to sway forwards and backwards by kinetoplast, to generate sound and vibration.
Also, it is static by the friction with beam barrel etc. in the prominent position by kinetoplast, under the state, if into running hand
It writes, then the center of gravity of writing implement entirety is located at than by the more rearward position of kinetoplast, to obtain good writing sometimes
Sense.
Thus, for example in the invention recorded in patent document 2, it is provided with on the fixation cam integral by kinetoplast
Stepped part is engaged, so that the locking stepped part is abutted with the locking stepped part being set on rotor (rotation cam), is pressed to reduce
The amount of movement of kinetoplast rearward.
However, in the prior art, it is small relative to the amount of movement of rotor by kinetoplast, but sway forwards and backwards, with the former existing skill
Art is similarly, it is possible to produce sound and vibration can cause to write the reduction etc. felt.
Invention content
In view of this project, the present invention has with lower structure.
A kind of pressing writing implement, which is characterized in that have：Beam barrel；By kinetoplast, with relative to the beam barrel to the 1st model
Mobile mode is carried out before and after enclosing to be supported in the beam barrel, and rear end side is made to be exposed to outside beam barrel；Rotor is pressed by described
Body pushes and advances；Cam mechanism, rotor when making to have advanced are rotated and are engaged by cam ramp；Core, with described turn
Son front end side connection, and before the rotor so make writing portion from beam barrel front end protrusion；And the 1st force application part, relatively
It rearward exerts a force to the rotor in the beam barrel,
It is described by kinetoplast be connected to relative to the rotor can to before and after the 2nd range less than the 1st range into
Row fine motion,
The pressing writing implement, which is provided with, is rearward applied this by the 2nd that kinetoplast exerts a force relative to the beam barrel
Power component.
Invention effect
According to the present invention, whether can not only be located come visual determination writing portion according to the position by kinetoplast relative to beam barrel
In projected state, moreover, can prevent from shaking forward and backward by kinetoplast.
Description of the drawings
Fig. 1 is the profilograph for the 1st embodiment for indicating pressing writing implement according to the present invention.
Fig. 2 is the profilograph of pressing writing implement according to the present invention, and Fig. 2 (a) expressions have been pressed by kinetoplast
State, Fig. 2 (b) indicate to relieve the state to the pressing force by kinetoplast.
Fig. 3 is the major part expanded view of pressing writing implement according to the present invention, in Fig. 3 (a)~Fig. 3 (d) according to
The secondary effect for showing cam mechanism.
Fig. 4 is the range (the 2nd range) for indicating to retreat relative to rotor by the slide cartridge of kinetoplast about the 1st embodiment
Figure, Fig. 4 (a) indicates that slide cartridge is located at the state of the front end of the range, and Fig. 4 (b) expression sliding axles are located at the rear end of the range
State.
Fig. 5 is the profilograph for the 2nd embodiment for indicating pressing writing implement according to the present invention.
Fig. 6 is the profilograph of pressing writing implement shown in Fig. 5, and Fig. 6 (a) indicates to have pressed the shape by kinetoplast
State, Fig. 6 (b) indicate to relieve the state to the pressing force by kinetoplast.
Fig. 7 is the figure that the range (the 2nd range) retreated relative to rotor by kinetoplast is indicated about the 2nd embodiment,
The state that body is located at the front end of the range is pressed in Fig. 7 (a) expressions, and Fig. 7 (b) indicates to press the shape for the rear end that body is located at the range
State.
In figure：1, the pressing writing implements of 2-, 10：Beam barrel, 20- are turned by kinetoplast, 21a- cam ramps, the protrusions 21b-, 30-
Son, 35- recess portions, 40- core, 41- writing portions, the 1st force application parts of 51-, the 2nd force application parts of 52-, A- cam mechanisms, W1- the 1st
Range, the 2nd ranges of W2-, X- front and rear widths.
Specific implementation mode
Following characteristics are disclosed in present embodiment.
1st is characterized as, has：Beam barrel；By kinetoplast, by relative to the beam barrel to carry out before and after the 1st range it is mobile in a manner of
It is supported in the beam barrel, and rear end side is made to be exposed to outside beam barrel；Rotor is advanced by described pushed by kinetoplast；Cam machine
Structure, rotor when making to have advanced are rotated and are engaged by cam ramp；Core connect with the front end side of the rotor, and leads to
It crosses the preceding of the rotor and then writing portion is made to be protruded from beam barrel front end；And the 1st force application part, relative to the beam barrel rearward to institute
It states rotor to exert a force, described be connected to by kinetoplast can be to the 2nd range less than the 1st range relative to the rotor
Front and back carry out fine motion, the pressing writing implement, which is provided with, rearward exerts a force to this by kinetoplast relative to the beam barrel
2nd force application part.(with reference to 1~Fig. 7 of figure).
Here, the 1st force application part includes：Front end is locked to beam barrel, and rear end is locked to the rotor,
To relative to the beam barrel mode that side exerts a force to the rotor immediately rearward；And front end is locked to beam barrel, and will after
End is locked to another component (such as core etc.) being connect with the rotor, thus relative to beam barrel indirectly to rear to described
Mode (with reference to figure 1 and Fig. 5) that rotor exerts a force etc..
Also, in the 2nd force application part for example including：Front end is locked to beam barrel, and rear end is locked to described
By kinetoplast, to relative to beam barrel immediately rearward side to it is described in such a way that kinetoplast exerts a force (with reference to figure 1)；And by front end card
Terminate in another component (such as the rotor or for core etc.) engaged with beam barrel, and rear end is locked to it is described by kinetoplast, from
And relative to beam barrel indirectly to rear to it is described in such a way that kinetoplast exerts a force (with reference to figure 5) etc..
2nd is characterized as, the rear portion side of the rotor is formed as shaft-like, described to press the bodily form as the rotor is embedded in
The tubular of rear portion side is provided with the recess portion extended forward and backward, at it in the rotor and the one side by kinetoplast
Another party is provided with the protrusion that can be moved forward and backward within the recess, and the front and rear width of the recess portion is set to wrap
Include the 2nd range (with reference to figure 4).
As the 3rd feature, its front end side is locked to the beam barrel by the 2nd force application part, and rear end side is engaged
Kinetoplast is pressed in described, to rearward be exerted a force (with reference to 1~Fig. 2 of figure) by kinetoplast to described.
As the 4th feature, the 2nd force application part is annularly to be assemblied in the compression helical spring by kinetoplast,
Its front end side is locked to the beam barrel, and rear end side is locked to described by kinetoplast, direction side configuration has been in its diameter
State recess portion and the protrusion (with reference to 1~Fig. 2 of figure).
As the 5th feature, its front end side is locked to the rotor by the 2nd force application part, and rear end side is engaged
Kinetoplast is pressed in described, to rearward be exerted a force (with reference to 5~Fig. 6 of figure) by kinetoplast to described.
As the 6th feature, the 2nd force application part is compression helical spring, its front end side is locked to the rotor, and
And rear end side is locked to it is described by kinetoplast, to annularly be assemblied in the periphery of the inner peripheral surface and the rotor by kinetoplast
(with reference to 5~Fig. 6 of figure) between face.
As the 7th feature, the cam mechanism has cam ramp, the cam ramp in the front end side by kinetoplast
Rotor when making to have advanced is slided and is rotated on one side, is moved forward and backward on one side, and the 2nd range is set to than logical
It is longer (with reference to figure 3) to cross the amount of movement in the front-back direction that the cam ramp by kinetoplast generates.
Then, it about specific embodiment as characterized above, is described in detail with reference to the accompanying drawings.
In addition, in this specification, beam barrel refers to axially the direction that the center line of beam barrel extends.Also, " front " is spindle
The axial side of cylinder and writing portion direction outstanding.Also, " rear " refers to the negative direction side relative to the side.Also,
" beam barrel radial " refers to relative to the axial orthogonal direction of beam barrel.Also, " beam barrel diameter outside direction " refers to along beam barrel radial direction
Direction far from beam barrel center." direction in beam barrel diameter " refers to radial to the close direction in beam barrel center along the beam barrel.
The 1st embodiment ＞ of ＜
Fig. 1 shows an examples of pressing writing implement according to the present invention.
The pressing writing implement 1 has：Beam barrel 10；By kinetoplast 20, it is supported in beam barrel 10, and rear end side is made to reveal
Outside for beam barrel；Rotor 30, being pushed by kinetoplast 20 when having been advanced, and rotated on one side by cam mechanism A, it retreats on one side simultaneously
It is locked；Core 40 is connect with the front end side of rotor 30, and before rotor 30 by makes the distal process before beam barrel of writing portion 41
Go out；1st force application part 51 rearward exerts a force to phase rotor 30 relative to beam barrel 10；And the 2nd force application part 52, rearward
To exerting a force by kinetoplast 20.
Beam barrel 10 is the component in the strip substantially cylindrical shape in open front portion of the front end side with conical by its shape, such as Fig. 1
An example can be set as the mode being made of single part, can also be set as the side that multiple substantially cylinder-like parts are formed by connecting
Formula.In the front end side peripheral surface of the beam barrel 10, it is annularly equipped with the grip part being made of elastic material as needed.
Also, the inner peripheral surface of the rear end side in beam barrel 10 is provided with sliding slot 11 for constituting cam mechanism A, cam ramp
12 and locking surface 18 etc. (with reference to figure 3).
Sliding slot 11 is the inner peripheral surface in the diameter shrinkage part for the rear end side for being formed in beam barrel 10, continuous recessed forward and backward
Slot, in the circumferential interval and be provided with multiple.
Cam ramp 12 is set to circumferentially spaced interval in the front end of the diameter shrinkage part for the rear end side for being formed in beam barrel 10
It is equipped with multiple inclined surface.As illustrated in fig. 3, these cam ramps 12 are disposed of zigzag, and adjacent two cams are oblique
It is connected by locking surface 18 along the longitudinal direction between face 12,12, the circumferential end of adjacent two cam ramps 12,12
Portion is connected with the front end of sliding slot 11.
Also, in the inner peripheral surface of beam barrel 10, it is annularly outstanding that side more posteriorly than sliding slot 11 is provided with the direction into diameter
Protrusion 13 (with reference to figure 1).
The protrusion 13 is connected to the rear end of the aftermentioned ridge 21c by kinetoplast 20, to which the shifting of kinetoplast 20 rearward is pressed in limitation
It is dynamic.
By kinetoplast 20 by relative to beam barrel 10 to carry out before and after the 1st range W1 it is mobile in a manner of and supported, and make thereafter
End side is prominent to beam barrel rear.
It is described in detail as follows, should integrally have slide cartridge 21 by kinetoplast 20, connect with rear end side of the slide cartridge 21
The clip member 22 connect, the packaged unit 23 for blocking the embedded hole for connecting slide cartridge 21 and clip member 22.
Here, the 1st range W1 refers to being contained in original state in beam barrel 10 (with reference to the two point of figure 2 (a) in writing portion 41
Scribing line) with writing portion 41 by pressing force forwards to applying by kinetoplast 20 from the front end of beam barrel 10 state outstanding
Between (with reference to the solid line of figure 2 (a)), mobile range is carried out by kinetoplast 20.
Slide cartridge 21 is the component of substantially cylindrical shape, by making the ridge 21c for being formed in its peripheral surface be embedded in beam barrel 10
The sliding slot 11 of inner peripheral surface and engage at can retreat and cannot rotate relative to beam barrel 10.
The slide cartridge 21 is circumferentially equipped with multiple cam ramp 21a in V shape in its front end face (with reference to figure 3).
Also, the slide cartridge 21 has protrusion 21b in inner peripheral surface (with reference to figure 1 and Fig. 2).Slide cartridge 21 is by making protrusion 21b
It is embedded in the recess portion 35 of rotor 30 and be connected to can be to carrying out fine motion before and after the 2nd range W2, the 2nd range W2 is less than the
1 range W1 and amount of movement M (with reference to the figure 3) (reference chart in the front-back direction generated more than the cam ramp 21a by slide cartridge 21
4)。
Clip member 22 with lower part by being configured to one：Canister portion 22a can slide back and forth relative to beam barrel 10；And
Gripper body portion 22b is protruded from the periphery of canister portion 22a towards diameter outside direction, and is extended forwards.
For the rear end side of canister portion 22a by undergauge, what central portion was provided with the rear end side for being embedded in slide cartridge 21 is in perforation shape
Embedded hole 21a1.
Canister portion 22a by enable its front end side be embedded in beam barrel 10 peripheral wall rear end side cylindrical hole 14 in by before
After retreat.
Packaged unit 23 is configured to block the plug-like of the embedded hole 21a1 of canister portion 22a.
In addition, as another example by kinetoplast 20, following manner can be set as：By slide cartridge 21, clip member 22 and closing
Part or all of preshaped mode being integrated in component 23；And the mode that the rear end side of slide cartridge 21 is directly pressed
Deng.
Rotor 30 is smaller than cylindrical portion 30a by the cylindrical portion 30a and diameter of first half side and is located at the shaft-like portion of latter half of side
30b is integrally constituted, be supported to can to retreat in beam barrel 10 in the state that shaft-like portion 30b is inserted into slide cartridge 21 and
It can rotate freely.
If the rotor 30 carries out rotation and by card by the advance specified amount by the pressing of kinetoplast 20 by cam mechanism A
Only, release the locking state when being pressed again by kinetoplast 20 (with reference to figure 3).
It is provided with lower part in cylindrical portion 30a：Ridge 31 is prolonged along the longitudinal direction in the peripheral surface of cylindrical portion 30a
It stretches, to be embedded into the sliding slot 11 of beam barrel 10 and by front and back guiding；Cam ramp 32 is set to the rear end of the ridge 31,
To 12 sliding contact of cam ramp with cam ramp 21a and beam barrel 10 by kinetoplast 20；Deng.
In the peripheral surface of shaft-like portion 30b, extends forward and backward and be formed with cricoid recess portion 35.
The front and rear width X of recess portion 35 is set to include the 2nd range W2 (with reference to figure 4).
2nd range W2 is the range that slide cartridge 21 is retreated relative to rotor 30.
More specifically it is described as follows, the 2nd range W2 is range of the slide cartridge 21 relative to the relative position of rotor 30,
It is the range between following position：Slide cartridge 21 advance because 21 front end of slide cartridge cam ramp 21a and rotor 30 abutting
And confined position (with reference to figure 4 (a))；And the retrogressing of slide cartridge 21 is because of the protrusion 21b of the slide cartridge 21 and the recess portion 35 of rotor 30
The abutting of rear end and confined position (with reference to figure 4 (b)).
2nd range W2 is set to than the amount of movement M in the front-back direction by being generated by the cam ramp 21a of kinetoplast 20
It is longer.
As shown in figure 3, amount of movement M is the distance of beam barrel axial direction of the slide cartridge 21 on cam ramp 21a.
That is, in preferred an example of present embodiment, the 2nd range W2 is set as longer than amount of movement M, thus makes to turn
Son 30 is successfully rotated and is retreated relative to slide cartridge 21.
Rear end side inner peripheral surface, slide cartridge 21 and rotor 30 of above-mentioned beam barrel 10 etc. constitute cam mechanism A, and cam mechanism A is logical
It crosses by the pressing operations of kinetoplast 20 and rotor 30 is made to rotate on one side, move and engaged (with reference to figure 3) forward and backward on one side.
The basic structure of cam mechanism A can be applied for example disclosed in Japanese Unexamined Patent Publication 2004-209881 bulletins
Structure is but it is also possible to be the other structures for playing identical function.
According to illustrated example, core 40 is that ball pen is used for core, and conduct is connected in the front end of the ink tank 42 of strip cylindrical shape
The writing portion 41 of ball-point pen tip.
As another example of the core 40, it can also be set as propelling pencil and (be touched with for core, composition electronic equipment input pen
Control pen) for core etc..
The core 40 is rearward exerted a force by the 1st force application part 51, and rear end side is received by rotor 30.
1st force application part 51 is compression helical spring, its front end is locked to the stepped part 15 in beam barrel 10, and will
Rear end is locked to the stepped part 42a of 42 peripheral surface of ink tank, is carried out to rotor 30 indirectly to rear from there through core 40
Force.
In addition, as another example, the front end of the 1st force application part 51 can also be locked to the rear portion side in beam barrel 10,
The rear end of 1st force application part 51 is locked to rotor 30, to which side exerts a force to rotor 30 immediately rearward.
2nd force application part 52 is the small compression helical spring of the 1st force application part 51 of force ratio.2nd force application part 52
Front end side is locked to the protrusion 13 of 10 rear end side of beam barrel, and rear end side is locked to by the stepped part 22c in kinetoplast 20, from
And annularly it is assemblied in the periphery of slide cartridge 21.
The protrusion 21b of slide cartridge 21 and the recess portion 35 of rotor 30 are located at direction side in the diameter of the 2nd force application part 52.
Moreover, the 2nd force application part 52 relative to beam barrel 10 rearward to exerting a force by kinetoplast 20.
Then, about the pressing writing implement 1 of above structure, its characteristic function and effect is described in detail.
As shown in Figure 1, under accommodating the original state of writing portion 41 in beam barrel 10, pass through the 2nd force section by kinetoplast 20
Part 52 is rearward exerted a force, to which the rear end of the ridge 21c of slide cartridge 21 to be locked to the protrusion of the rear end side in beam barrel 10
13。
If by kinetoplast 20 from external depressed power, and advancing in the 1st range W1, then as shown in Fig. 3 (a), slide cartridge 21
The cam ramp 32 of the cam ramp 21a drive rotors 30 of front end.Therefore, rotor 30 make ridge 31 along sliding slot 11 and with slide cartridge 21
Integrally advance, core 40 is also pressed by the rotor 30 and advanced.
By the advance, as shown in Fig. 3 (b), if the ridge 31 of rotor 30 is extracted from the front side of sliding slot 11, this is prominent
The cam ramp 32 of 31 rear end of item is slided on the cam ramp 21a of 21 front end of slide cartridge, and thus rotor 30 is revolved to a direction
Turn.
Moreover, as shown in Fig. 3 (c), the cam ramp 32 of 31 rear end of ridge is locked to the adjacent cam of 21 front end of slide cartridge
Between the valley of inclined-plane 21a, 21a.
Then, if to being removed by the pressing force of kinetoplast 20, rotor 30 by the active force of the 1st force application part 51 into
Row retreats, and the cam ramp 32 of 31 rear end of ridge is connected to the cam ramp 12 of 10 side of beam barrel and is slided in the cam ramp 12,
On one side to the party to rotation, after retreating on one side, it is connected to locking surface 18 (with reference to figure 3 (d)).
On the other hand, as shown in Fig. 2 (a), Fig. 2 (b), in the state of so that writing portion 41 is protruded from 10 front end of beam barrel, in
Core 40 with rotor 30 together slightly carry out retreat and it is static.
(with reference to figure 2 (b)) under the stationary state, slide cartridge 21 is rearward exerted a force by the 2nd force application part 52, to make
Protrusion 21b is locked to the rear end side in recess portion 35.
Therefore, it even if being pulled to rear for example, by external force by kinetoplast 20, will not rearward be moved relative to rotor 30
It is dynamic.
It therefore, can be according to the front-rear direction position by kinetoplast 20 relative to beam barrel 10 according to pressing writing implement 1
Come whether visual determination writing portion 41 protrudes.
Moreover, can inhibit to shake forward and backward by kinetoplast 20 by the active force of the 2nd force application part 52, in turn,
It can prevent by generating sound and vibration by the shaking of kinetoplast 20.
In particular, according to illustrated preferred an example, protrusion 21b and recess portion 35 are configured in the 2nd force application part 52
Side, therefore the shorter compact structure of length in the front-back direction can be obtained.
In addition, about action when making the writing portion 41 submerge, be described in detail omitting, by press kinetoplast 20 again by into
The cam ramp 32 of row pressing operations, 31 rear end of ridge is detached from the cam ramp 12 of beam barrel 10 and returns in sliding slot 11, core
40 are retreated.
The 2nd embodiment ＞ of ＜
Then, it is illustrated about the pressing writing implement 2 shown in Fig. 5~Fig. 7.The pressing writing implement 2
Change a part of structure of pressing writing implement 1, thus mainly it is changed part be described in detail, about with pressing book
The part that tool 1 plays identical function is write, same symbol is marked and omits the detailed description of repetition.
Pressing writing implement 2 has：Beam barrel 10 '；By kinetoplast 20 ', it is supported in beam barrel 10 ', and make rear end side
It is exposed to outside beam barrel；Rotor 30 ', being pushed by kinetoplast 20 ' when having been advanced, and by cam mechanism A are aftered on one side rotate while
It moves back and engages；Core 40 is connect with the front end side of rotor 30 ', and by rotor 30 ' it is preceding by make writing portion 41 before beam barrel
Distal process goes out；1st force application part 51 rearward exerts a force to rotor 30 ' relative to beam barrel 10 '；And the 2nd force application part 52 ', to
Rear by kinetoplast 20 ' to exerting a force.
According to illustrated example, beam barrel 10 ', which consists of the following parts, to be integrated：The beam barrel main body 10a ' of strip cylindrical shape；Taper
The open front 10b ' of tubular is screwed together with the front end side of beam barrel main body 10a '；And middle cylinder 10c ', it is embedded in beam barrel main body 10a '
Inner peripheral surface rear end side.
As another example of the beam barrel 10 ', can be set as in such a way that single strip substantially tubular is formed, in the axial direction
The front end side of the mode, beam barrel main body 10a ' that have linked multiple cartridges has the mode for the grip part being made of elastic material
Deng.
Middle cylinder 10c ' is to be fitted into the inner peripheral surface rear end side of beam barrel main body 10a ' and cannot rotate and cannot retreat substantially
Cylindric component.
Inner peripheral surface of cylinder 10c ' in this is provided in the same manner as the beam barrel 10 of above-mentioned pressing writing implement 1 for structure
At the sliding slot 11 of cam mechanism A (with reference to figure 3), cam ramp 12, locking surface 18 and more posteriorly than sliding slot 11 side and into diameter side
To annular in shape outstanding raised 13 etc..In addition, as another example, these structures can be also formed in the interior of beam barrel main body 10a '
Circumferential surface and cylinder 10c ' in omitting.
It is formed substantially cylindrical shape by kinetoplast 20 ', with the side being moved forward and backward to the 1st range W1 relative to beam barrel 10 '
Formula is supported in beam barrel 10 ' (specifically, being middle cylinder 10c '), and the lateral beam barrel rear in rear end is made to protrude.
In the same manner as above-mentioned slide cartridge 21, should have the ridge 21c of peripheral surface, the cam ramp 21a of front end by kinetoplast 20 '
And the protrusion 21b etc. of inner peripheral surface rear end side.
Also, it is located further forward side than protrusion 21b by 20 ' inner peripheral surface of kinetoplast at this, is provided with and receives the 2nd force application part 52 '
Rear end stepped part 20a '.
Rotor 30 ' is smaller than cylindrical portion 30a ' by cylindrical portion 30a ', the diameter of first half side and is located at the shaft-like of latter half of side
Portion 30b ' is integrally constituted, and is supported in the state of being inserted into shaft-like portion 30b ' by kinetoplast 20 ' in middle cylinder 10c '
It can carry out retreating and capable of rotating freely.
In the same manner as above-mentioned rotor 30, if the rotor 30 ' passes through cam by the advance specified amount by the pressing of kinetoplast 20 '
Mechanism A and rotated and engaged, the locking state is released when being pressed again by kinetoplast 20 ' (with reference to figure 3).
In the same manner as above-mentioned rotor 30, cylindrical portion 30a ' is provided with ridge 31 and cam ramp 32 etc., in shaft-like portion
The peripheral surface of 30b ' is formed with cricoid recess portion 35 along the longitudinal direction.The front and rear width X of recess portion 35 is configured to include the 2nd model
Enclose W2 (with reference to figure 7).
Front end side in cylindrical portion 30a ' receives the rear end of core 40, and with relative to 40 assemble and unassemble side of core
Formula is chimeric.
Also, after the inner peripheral surface and shaft-like portion 30b ' for being located further forward side by the 2nd force application part 52 ' of ratio in kinetoplast 20 '
The cylindrical space for assembling the 2nd force application part 52 ' is ensured that between the peripheral surface of half portion side.Moreover, in shaft-like portion 30b ' shapes
At the stepped part 30b1 ' for having the front end for receiving the 2nd force application part 52 '.
2nd force application part 52 ' is by rotor 30 ', core 40, the 1st force application part 51 etc., rearward relative to beam barrel 10 '
Indirectly to exerting a force by kinetoplast 20 '.
Be described in detail it is as follows, the 2nd force application part 52 ' be compression helical spring, its front end side is locked to rotor
30 ', and rear end side is locked to by kinetoplast 20 ', to annularly be assemblied in by 20 ' inner peripheral surface of kinetoplast and shaft-like portion 30b ' outside
Between circumferential surface.
According to the active force (spring load) of the 2nd force application part 52 ' writing portion 41 receiving state (with reference to figure 5)
Under, than the active force bigger of the 1st force application part 51 of elongation, under the protrusion locking state (with reference to figure 6 (b)) of writing portion 41,
Than the active force smaller of the 1st force application part 51 of contraction.
In the pressing writing implement 2, the basic structure of cam mechanism A is roughly the same with above-mentioned pressing writing implement 1
(with reference to figure 3).
Then, about the pressing writing implement 2 of above structure, its characteristic function and effect is described in detail.
As shown in figure 5, under the original state for accommodating writing portion 41, pass through 52 ' phase of the 2nd force application part by kinetoplast 20 '
It is rearward exerted a force for rotor 30 ', protrusion 21b is made to be connected to the rear end in recess portion 35, and the rear end of ridge 21c is made to support
It is connected to protrusion 13, to which movement rearward is restricted.
Also, under the original state, rotor 30 ' is crimped on the rear end of core 40, and core 40 is crimped on the 1st force application part 51
Rear end, the 1st force application part 51 is crimped on the stepped part 15 ' in beam barrel 10 '.
Therefore, it will not shake forward and backward by kinetoplast 20 ' and static.
Then, if advancing by kinetoplast 20 ', in the same manner as above-mentioned pressing writing implement 1, writing portion 41 is from beam barrel 10
Front end protrudes (with reference to figure 6 (a)), and rotor 30 ' is rotated and is locked by effect (with reference to the figure 3) of cam mechanism A, protects
Hold the projected state of writing portion 41 (with reference to figure 6 (b)).
Under the holding projected state, rearward applied relative to rotor 30 ' by the 2nd force application part 52 ' by kinetoplast 20 '
Power, and protrusion 21b is made to be connected to the rear end in recess portion 35, therefore the movement at rear is restricted.
Also, under the holding projected state, receive the rotor 30 ' of the 2nd force application part 52 ' passes through contraction the 1st in front
The elastic force of force application part 51 is rearward exerted a force, to which cam ramp 32 is locked to locking surface 18 (with reference to figure 3 (d)), because
This is retained without retreating.
Therefore, it will not sway forwards and backwards by kinetoplast 20 ' and static.
Therefore, according to pressing writing implement 2, in the same manner as pressing writing implement 1, according to the anteroposterior position by kinetoplast 20
Set the state of haunting for capableing of visual determination writing portion 41, moreover, inhibit can be prevented by the shaking of kinetoplast 20 sound and
Vibration.
In particular, according to illustrated preferred an example, the 2nd force application part 52 ' is configured at by 20 ' inner peripheral surface of kinetoplast and is turned
Between sub 30 ' peripheral surfaces, therefore the shorter and thin compact structure of length in the front-back direction can be obtained.
In addition, in the above-mentioned relationship for pressing kinetoplast 20 (or 20 ') and rotor 30 (or 30 '), it can be by protrusion 21b and recess portion
35 its concavo-convex relationship is set as opposite.That is, as another example, can recess portion be set pressing side, and be arranged in rotor-side
Protrusion.
Also, the present invention is not limited to the above embodiments, can be fitted in the range of not changing the purport of the present invention
Locality changes.
Claims (10)
1. a kind of pressing writing implement, which is characterized in that have：
Beam barrel；
By kinetoplast, by relative to the beam barrel to carry out before and after the 1st range it is mobile in a manner of be supported in the beam barrel, and after making
End side is exposed to outside beam barrel；
Rotor is advanced by described pushed by kinetoplast；
Cam mechanism, rotor when making to have advanced are rotated and are engaged by cam ramp；
Core is connect with the front end side of the rotor, and before rotor by makes writing portion be protruded from beam barrel front end；And
1st force application part rearward exerts a force to the rotor relative to the beam barrel,
It is described that be connected to by kinetoplast can be micro- to carrying out before and after the 2nd range less than the 1st range relative to the rotor
It is dynamic,
The pressing writing implement is provided with relative to the beam barrel rearward to the 2nd force section to exert a force by kinetoplast
Part.
2. pressing writing implement according to claim 1, which is characterized in that
The rear portion side of the rotor is formed as shaft-like, and the bodily form of pressing becomes the tubular for the rear portion side for being embedded in the rotor,
In the rotor and described by kinetoplast, it is provided with the recess portion extended forward and backward in one side, is provided in its another party
The protrusion that can be moved forward and backward within the recess,
The front and rear width of the recess portion is set to include the 2nd range.
3. pressing writing implement according to claim 1 or 2, which is characterized in that
Its front end side is locked to the beam barrel by the 2nd force application part, and rear end side is locked to it is described by kinetoplast, to
Rearward exert a force by kinetoplast to described.
4. pressing writing implement according to claim 2, which is characterized in that
2nd force application part is annularly to be assemblied in the compression helical spring by kinetoplast, its front end side is locked to institute
It states beam barrel, and rear end side is locked to described by kinetoplast, direction side is configured with the recess portion and the protrusion in its diameter.
5. pressing writing implement according to claim 1 or 2, which is characterized in that
Its front end side is locked to the rotor by the 2nd force application part, and rear end side is locked to it is described by kinetoplast, to
Rearward exert a force by kinetoplast to described.
6. pressing writing implement according to claim 2, which is characterized in that
2nd force application part is compression helical spring, its front end side is locked to the rotor, and rear end side is locked to
It is described to press kinetoplast, it is described by between the inner peripheral surface and the peripheral surface of the rotor of kinetoplast to annularly be assemblied in.
7. pressing writing implement according to claim 1 or 2, which is characterized in that
The cam mechanism the front end side by kinetoplast have cam ramp, described turn when which makes to have advanced
Son is slided and is rotated on one side, is moved forward and backward on one side,
2nd range is set to than the amount of movement in the front-back direction by the cam ramp generation by kinetoplast more
It is long.
8. pressing writing implement according to claim 3, which is characterized in that
The cam mechanism the front end side by kinetoplast have cam ramp, described turn when which makes to have advanced
Son is slided and is rotated on one side, is moved forward and backward on one side,
2nd range is set to than the amount of movement in the front-back direction by the cam ramp generation by kinetoplast more
It is long.
9. the pressing writing implement according to claim 4 or 6, which is characterized in that
The cam mechanism the front end side by kinetoplast have cam ramp, described turn when which makes to have advanced
Son is slided and is rotated on one side, is moved forward and backward on one side,
2nd range is set to than the amount of movement in the front-back direction by the cam ramp generation by kinetoplast more
It is long.
10. pressing writing implement according to claim 5, which is characterized in that
The cam mechanism the front end side by kinetoplast have cam ramp, described turn when which makes to have advanced
Son is slided and is rotated on one side, is moved forward and backward on one side,
2nd range is set to than the amount of movement in the front-back direction by the cam ramp generation by kinetoplast more
It is long.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-049756 | 2017-03-15 | ||
| JP2017049756A JP6853701B2 (en) | 2017-03-15 | 2017-03-15 | Knock type writing tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108621641A true CN108621641A (en) | 2018-10-09 |
| CN108621641B CN108621641B (en) | 2021-07-09 |
Family
ID=63681282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810206737.7A Active CN108621641B (en) | 2017-03-15 | 2018-03-14 | Press type writing tool |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6853701B2 (en) |
| CN (1) | CN108621641B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7461826B2 (en) | 2020-08-04 | 2024-04-04 | 三菱鉛筆株式会社 | Knock-type writing instrument |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87104631A (en) * | 1986-07-07 | 1988-04-06 | 派克钢笔(比荷卢)公司 | Writing implement |
| CN2460313Y (en) * | 2000-02-10 | 2001-11-21 | 株式会社寿 | Push-type pen |
| JP2003154788A (en) * | 2001-11-26 | 2003-05-27 | Sailor Pen Co Ltd:The | Refill out-in mechanism of writing appliance |
| JP2009255426A (en) * | 2008-04-18 | 2009-11-05 | Pilot Corporation | Knock-type writing instrument |
| JP4908648B1 (en) * | 2011-06-22 | 2012-04-04 | 雄樹 栗原 | Double knock mechanism |
| WO2014046227A1 (en) * | 2012-09-24 | 2014-03-27 | 株式会社パイロットコーポレーション | Rotary operated writing instrument |
| CN105415924A (en) * | 2014-09-11 | 2016-03-23 | 斑马株式会社 | Telescopic writing tool |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0615743Y2 (en) * | 1987-05-15 | 1994-04-27 | ぺんてる株式会社 | Knock type writing instrument |
| JP4855341B2 (en) * | 2007-06-05 | 2012-01-18 | 株式会社パイロットコーポレーション | Knock-type writing instrument |
-
2017
- 2017-03-15 JP JP2017049756A patent/JP6853701B2/en active Active
-
2018
- 2018-03-14 CN CN201810206737.7A patent/CN108621641B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87104631A (en) * | 1986-07-07 | 1988-04-06 | 派克钢笔(比荷卢)公司 | Writing implement |
| CN2460313Y (en) * | 2000-02-10 | 2001-11-21 | 株式会社寿 | Push-type pen |
| JP2003154788A (en) * | 2001-11-26 | 2003-05-27 | Sailor Pen Co Ltd:The | Refill out-in mechanism of writing appliance |
| JP2009255426A (en) * | 2008-04-18 | 2009-11-05 | Pilot Corporation | Knock-type writing instrument |
| JP4908648B1 (en) * | 2011-06-22 | 2012-04-04 | 雄樹 栗原 | Double knock mechanism |
| WO2014046227A1 (en) * | 2012-09-24 | 2014-03-27 | 株式会社パイロットコーポレーション | Rotary operated writing instrument |
| CN104781086A (en) * | 2012-09-24 | 2015-07-15 | 株式会社百乐 | Rotary operated writing instrument |
| CN105415924A (en) * | 2014-09-11 | 2016-03-23 | 斑马株式会社 | Telescopic writing tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6853701B2 (en) | 2021-03-31 |
| JP2018149787A (en) | 2018-09-27 |
| CN108621641B (en) | 2021-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5373358B2 (en) | mechanical pencil | |
| JP4731501B2 (en) | Knock-type writing instrument | |
| JP2010179589A (en) | Writing utensil | |
| CN108621641A (en) | Pressing writing implement | |
| JP3121560U (en) | Touch pen | |
| KR20120006495A (en) | Ballpoint pen tip, ballpoint pen refill, ballpoint pen, and method of manufacturing ballpoint pen tip | |
| JP3320388B2 (en) | Multi-core writing instrument | |
| JP5431052B2 (en) | Multi-core writing instrument | |
| JP5070942B2 (en) | Double writing instrument | |
| JP2010036536A (en) | Multi-refill writing utensil | |
| JP2018108662A (en) | Thermochromic writing tool | |
| JP6385735B2 (en) | Multi-core writing instrument | |
| JP5896721B2 (en) | Multifunction pen | |
| JP3864542B2 (en) | Rear end knock writing instrument | |
| JP4578112B2 (en) | Applicator | |
| JP6625172B2 (en) | Multi-core writing instrument | |
| JP2013082160A (en) | Multi-tip writing instrument | |
| JPH08192596A (en) | Composite writing material | |
| JP2005053038A (en) | Rotational delivery type writing utensil | |
| JP5843196B2 (en) | Multifunction pen | |
| JP4559741B2 (en) | Knock-type writing instrument | |
| JP2022115377A (en) | Retractable writing instrument | |
| JPS6319172Y2 (en) | ||
| JP2023174005A (en) | Retractable writing instrument | |
| JP2005081821A (en) | Composite writing utensil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |