CN108237823A - Strip material extending apparatus - Google Patents
Strip material extending apparatus Download PDFInfo
- Publication number
- CN108237823A CN108237823A CN201711393861.0A CN201711393861A CN108237823A CN 108237823 A CN108237823 A CN 108237823A CN 201711393861 A CN201711393861 A CN 201711393861A CN 108237823 A CN108237823 A CN 108237823A
- Authority
- CN
- China
- Prior art keywords
- strip material
- mentioned
- housing
- eraser
- extending apparatus
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
- B43L19/0056—Holders for erasers
- B43L19/0068—Hand-held holders
- B43L19/0075—Hand-held holders of the pencil type
- B43L19/0081—Hand-held holders of the pencil type of the mechanical pencil type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
- B43L19/0056—Holders for erasers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/003—Propelling pencils with lead sections or lead cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/027—Writing-core feeding mechanisms with sliding tubelike writing-core guide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/22—Writing-cores gripping means, e.g. chucks
-
- 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
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
- B43L19/0093—Eraser shields
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
It provides than previous easy-to-use strip material extending apparatus.The strip material extending apparatus of one embodiment of the present invention has：Strip material is formed with the practical recess portion extended on the length direction at least one plane extended along its length；The housing of strip stores above-mentioned strip material in a manner of it can stretch out the strip material from the opening for being formed in one end；Stent, consisting of can along its length move in the housing, and keep the strip material, at least one plane for extending along the length direction of the strip material is practical to be approached with the internal perisporium of the housing of the strip on the length direction and either contacts the recess portion of the strip material and practical do not approach or contact with the internal perisporium of the housing of the strip on the length direction.
Description
Technical field
Embodiments of the present invention relate to the strip material extending apparatus for stretching out the strip material of eraser, color core etc..
Background technology
In the past, as this device, for example, as it is known that the device shown in following patent documents 1.The strip material extending apparatus has
The standby stent plugged in a manner of it can along its length be moved in the housing for the strip for being formed with guiding groove, in the stent
It is provided with the operation portion for keeping the maintaining part of strip material and exposing outward from guiding groove.User can make the operation portion edge of stent
The front-rear direction for length direction towards housing slides, so as to which maintaining part be made to be moved to the arbitrary direction of slip, by strip material
It stretches out or is received into housing forwards.
Patent document 1：Japanese Unexamined Patent Publication 2000-141989 bulletins are (for example, referring to paragraph 0008-0009 etc..)
Invention content
There are the following problems in existing strip material extending apparatus：If strip material is elastic with certain elasticity
The object of deformation, when stretching out strip material, strip material pushes and flexible deformation, the side of strip material and shell from rear maintained portion
The internal perisporium contact of body, resistance to sliding when stretching out strip material increase.The resistance to sliding during strip material is stretched out to reduce, it is long
The internal perisporium of the housing of strip is formed as other than the opening of its front end, has scheduled relative to the side of strip material
Every and detach.
On the other hand, there is scheduled interval between the internal perisporium of the housing of strip and the side of strip material
Under, when by strip material in the state of housing stretching in use, there are strip material in housing towards orthogonal with axis direction
The situation of direction movement.At this time, it is difficult to further improve the operability for the strip material stretched out from strip material extending apparatus.Therefore,
The strip material direction side orthogonal with axis direction when needing to provide the resistance to sliding reduced when stretching out strip material, and reducing use
To movement easy-to-use strip material extending apparatus.
The present invention completes to solve the problem above-mentioned a little, it is intended that providing than previous easy-to-use strip
Object extending apparatus.
In order to solve above-mentioned problem, the strip material extending apparatus of a mode of the invention has：Strip material, along length
The practical recess portion extended on the length direction is actually formed at least one plane of degree direction extension；The shell of strip
Body stores above-mentioned strip material in a manner of it can stretch out the strip material from the opening for being formed in one end；And stent, it forms
Can along its length to be moved in the housing, and the strip material is kept, extended along the length direction of the strip material
At least one plane is actually approached or is contacted with the internal perisporium of the housing of the strip on the length direction, the strip material
Recess portion is not actually approached or is contacted with the internal perisporium of the housing of the strip on the length direction.
Mode according to the present invention is capable of providing than previous easy-to-use strip material extending apparatus.
Description of the drawings
Fig. 1 is the vertical view for the strip material extending apparatus for representing present embodiment.
Fig. 2 is with the cut-out of the line A-A of Fig. 1 and from direction (Fig. 1 of side by the strip material extending apparatus of present embodiment
A-A arrow directions) observation sectional view.
Fig. 3 is to represent the vertical view of eraser that the strip material extending apparatus of present embodiment has.
Fig. 4 is the figure from the direction of its front end by the eraser of present embodiment.
Fig. 5 is to represent the vertical view of housing that the strip material extending apparatus of present embodiment has.
Fig. 6 is the side view of the housing of present embodiment from side.
Fig. 7 is from the cut-out of the line B-B of Fig. 5 and from the direction of side (the B-B arrow sides of Fig. 5 by the housing of present embodiment
To) observation sectional view.
Fig. 8 is formed from the figure of the housing of the direction of the opening of its front end observation present embodiment.
Fig. 9 is to represent the vertical view of stent that the strip material extending apparatus of present embodiment has.
Figure 10 is the side view of the stent of present embodiment from side.
In figure：
1-strip material extending apparatus, 10-eraser, 12-recess portion, 20-housing, 28-protrusion, 30-stent, 31-protect
Hold portion, 312-grip block, 314-link plate, 32-operation portion, 33-elastic engaging portion, 332-locking protrusion (protrusion),
35-elasticity linking part.
Specific embodiment
Hereinafter, multiple embodiments of the present invention are illustrated with reference to attached drawing.In one embodiment, conduct is illustrated
Strip material has a kind of strip material extending apparatus of plastics eraser of eraser.In addition, in this specification and attached drawing, to reality
Have the function of that identical inscape marks identical reference numeral and omits repeated explanation.
Fig. 1 is the vertical view for the strip material extending apparatus for representing present embodiment, and Fig. 2 is by the strip material of present embodiment
Extending apparatus is with the line A-A cut-out of Fig. 1 and the sectional view from the direction of side (the A-A arrow directions of Fig. 1).As Fig. 1 with
And shown in Fig. 2, the strip material extending apparatus 1 of present embodiment has：The eraser 10 of strip (elongate in shape)；Store eraser 10
Strip housing 20；The stent of eraser 10 is formed and kept in a manner of it can be moved on the length direction of housing 20
30；And the cover 40 of the rear end of closing housing 20.In addition, " strip " to refer to length direction longer than width direction.Strip material is led to
Often there is the elasticity that can be deformed in direction orthogonal to the longitudinal direction.In Fig. 2, only housing 20 is shown with section, eraser 10
And side is shown respectively in stent 30.Hereinafter, eraser 10, housing 20 and stent 30 are described in detail.
(eraser 10)
Fig. 3 is to represent the vertical view of eraser that the strip material extending apparatus of present embodiment has, and Fig. 4 is represented this
Figure of the eraser of embodiment from the direction of its end.As shown in Figure 3 and 4, the shape of eraser 10 is shaped generally as
Quadrangular shape, (upper surface, lower surface, two sides) on the length direction to prolong on each face extended towards its length direction
The mode stretched is respectively formed with recess portion 12.Each face is actually mutually orthogonal.Each face and recess portion 12 are formed in this way, so as to eraser 10
The direction orthogonal with length direction (axis direction) on the quadrangle of section be respectively formed with tool there are three corner and to diagonal
The protrusion (prism protrusion 14) that line direction protrudes.Eraser 10 can for example be manufactured by the extrusion molding to length direction.
Such as explained later, the side of prism protrusion 14 approaches or contacts with the internal perisporium of housing 20, on the other hand in addition to
The opening 22 of front end, recess portion 12 will not approach or contact with the internal perisporium of housing 20.It is reduced therefore, it is possible to provide by strip
Object 10 from housing 20 stretch out when resistance to sliding, and the direction side orthogonal with axis direction of the strip material 10 when reducing use
To movement easy-to-use strip material extending apparatus 1.Also, prism protrusion 14 has the multiple ribs extended in axis direction
Line portion contacts by the ridgeline with narrow contact range and higher contact to carry out the word that disappears with paper.
Therefore, it is possible to easily carry out the word that disappears of high quality.In addition, the ridgeline extended in the axial direction is orthogonal with axis direction
Correspond to corner on the section shape in direction.The corner of the eraser 10 can include the natural circularity generated during forming, practical
It is upper to be formed as corner.
(housing 20)
Fig. 5 is to represent the vertical view of housing that the strip material extending apparatus of present embodiment has, and Fig. 6 is seen from side
Examine the side view of the housing of present embodiment.Fig. 7 is to represent the housing by present embodiment with the cut-out of the line B-B of Fig. 5 and from side
The sectional view of direction (the B-B arrow directions of Fig. 5) observation in face, Fig. 8 is represented from the direction for the opening for being formed in its front end
Observe the figure of the housing of present embodiment.
As shown in Fig. 5~Fig. 8, housing 20 is formed as corresponding with the shape of the lateral surface of the prism protrusion 14 of eraser 10 big
Cause quadrangle tubular.Opening 22 is formed in the front end of the housing 20 shown in the left side of Fig. 5~Fig. 7, on the right side of Fig. 5~Fig. 7
Shown rear end is formed with opening 24, and eraser 10 is able to be inserted into these openings.It is formed in the side of the forepart of housing 20
There are anti-skidding bumps, the periphery of rear end is formed smaller so as to be embedded in cover 40 (with reference to Fig. 1 and Fig. 2).It is suitable
The front end side for the housing 20 for being formed with opening 22 is known as the central shaft of the strip material extending apparatus 1 of present embodiment by locality
The rear end portion side for being formed with opening 24 is known as rear to carry out following illustrate by the front in line direction (axis direction).
The guiding groove 26 alongst extended is formed in the upper surface of housing 20, in guiding groove 26, is alternately connected
It is continuous to be formed with the big locking hole 262 of well width and the small non-locking hole 264 of well width.Suitably, the direction of the well width (is bowed
The direction orthogonal with axis direction in view) it is known as width direction to carry out following illustrate.It not up to opens the front end of guiding groove 26
Mouth 22, rear end reaches opening 24.
As shown in figure 8, it is respectively formed with direction in the internal perisporium for dividing the housing 20 for forming 22 (and its edge) of opening
The protrusion 28 that the central axis of housing 20 protrudes.Being shaped so as to for the protrusion 28 is corresponding with the shape of the recess portion of eraser 10 12,
And it is formed in a manner of close with small gap between recess portion 12.Eraser 10 generates direction and axis when it is used
The deformation in the orthogonal direction in line direction so in the opening 22 of housing 20, exceptionally approaches with recess portion 12 and forms protrusion 28.When
During using eraser 10, eraser 10 is towards the direction flexible deformation orthogonal with axis direction, however protrusion 28 and the recess portion of eraser 10
12 abut and inhibit the further deformation of eraser 10.
In addition, in the present embodiment, recess portion 12 is formed in the center in each face extended to length direction of eraser 10.
At this point, the flexural deformation in the arbitrary direction orthogonal with axis direction relative to eraser 10, it can be by the section two of eraser 10
Secondary square reduces contact area of the eraser 10 relative to housing 20 in the state of being maintained larger in a effective manner.Therefore, it is possible to inhibit
The flexural deformation of eraser 10, and reduce the resistance to sliding of the eraser 10 and housing 20 when stretching out eraser 10.The recess portion of eraser 10
12 do not approach or contact with the internal perisporium of housing 20.By the recess portion 12 of eraser 10 with it is practical in its longitudinal direction not with housing
The mode that 20 internal perisporium is approached or contacted is formed, can reduce make eraser 10 from housing 20 stretch out when resistance to sliding.
The recess portion 12 of eraser 10 and the internal perisporium of housing 20 " practical to keep off or do not contact in its longitudinal direction " are
Refer to, for example, more than 80% range in the length direction of eraser 10 is kept off or is not contacted, the preferred length in eraser 10
More than 90% range in direction, further preferably more than 95% range in the length direction of eraser 10 are kept off or not
Contact.In the strip material extending apparatus 1 of present embodiment, only in opening 22, the recess portion 12 of eraser 10 and the internal perisporium of housing 20
Close, in other part, the recess portion 12 of eraser 10 is not approached or is contacted with the internal perisporium of housing 20.
On the other hand, the lateral surface of the prism protrusion 14 of eraser 10 relative to housing 20 internal perisporium, with actually at it
The mode that length direction is approached or contacted is formed.The inner peripheral surface of housing 20 just closely formed with the eraser of flexible deformation 10
For, it is abutted in 10 flexible deformation of eraser with eraser 10.In addition, the lateral surface of the prism protrusion 14 of eraser 10 and housing 20
Internal perisporium " practical to approach or contact in its longitudinal direction " refers to, for example, more than 80% of the length direction in eraser 10
Range approach or contact, preferred more than 90% range in the length direction of eraser 10, further preferably in eraser 10
More than 95% range of length direction approach or contact.In the strip material extending apparatus 1 of present embodiment, with regard to eraser 10
Prism protrusion 14 lateral surface for, approach or contact with the internal perisporium of housing 20 on the length direction of eraser 10.Cause
This, the movement (loosening) in the direction orthogonal with axis direction of the eraser 10 when can reduce using eraser 10.
With this configuration, the strip material extending apparatus 1 of present embodiment is compared with existing strip material extending apparatus,
It is further improved using the operability of the strip material, that is, eraser 10 easily, stretched out from strip material extending apparatus 1.
(stent 30)
Fig. 9 is to represent the vertical view of stent that the strip material extending apparatus of present embodiment has, and Figure 10 is seen from side
The side view examined the stent of present embodiment and shown.As shown in these figures, stent 30 has：Keep the maintaining part of eraser 10
31；Operation portion 32 operated by user；Engage and the elastic engaging portion 33 of locking stent 30 with housing 20；Link operation portion 32 with
The insertion plate 34 in elastic engaging portion 33；Link maintaining part 31 and the elastic linking part 35 in elastic engaging portion 33.These inscapes
It is integrally formed by flexible material such as resin material.
Maintaining part 31 is configured in housing 20, and links with two opposed grip blocks 312 and respectively a pair of folder
The link plate 314 held the rear side end of plate 312 and supported.Two grip blocks 312 have more recessed than opposed two of eraser 10
Slightly smaller interval between the bottom surface in portion 12 and be separated from each other, and it is smaller than the width of recess portion 12 to be formed as its width, thickness is (up and down
The size in direction) it is smaller than the groove depth of recess portion 12.Each grip block 312 enters in two recess portions 12, clamps between them
Eraser 10.In each grip block 312, eraser 10 comes off in order to prevent, multiple sawtooth portions are formed in mutually opposed face (return
し)." sawtooth portion " be by make eraser 10 relative to maintaining part 31 towards the movement relative to rear compared to towards its relatively before
The movement of side is more prone to, so as to make the clamping of eraser 10 relatively reliable.
In addition, link plate 314 rearward extends to be formed in above-below direction to slight curvature with arch.If so deviously
It is formed, then the front end side end of two grip blocks 312 during the cooling after the compression molding of stent 30 can be inhibited to divide towards mutual
From Directional Extension.In addition, it can also make the deformation of link plate 314 there is anisotropy, so that in the stent 30 of compression molding
After cooled, the front end side end of two grip blocks 312 is difficult to towards the Directional Extension deformation being separated from each other.
The prominent configuration to outside housing 20 of operation portion 32, so that user can operate.In addition, in order to make the operation sense of user good
It is good, be formed as end thereafter and, in circle, attenuate towards front end side, and the shape that the upper surface of operation portion 32 is hollowly bent.
Also, be formed as that there are the bumps as Non-slip material on surface.
Elastic engaging portion 33 has：The upper plate of plate, middle plate and lower plate；Connect the bending section of the rear end of upper plate and middle plate；
And the bending section of the front end of connecting middle plate and lower plate, inverse S shape is thus shaped generally as from side.Elastic engaging portion 33
It being capable of significantly flexible deformation in above-below direction.The rear end of lower plate is formed in a manner of being bent upward.If it is formed in this way
The rear end of lower plate then will not make the rear end of lower plate be hooked to the internal perisporium of housing 20 when stent 30 retreats.Upper with housing 20
The upper surface of the upper plate in the elastic engaging portion 33 that the inner peripheral surface of wall abuts is formed in a manner that the insertion plate 32 for clipping center is opposed
There are two locking protrusions 332.Locking protrusion 332 cannot be with the small non-locking hole of well width that is formed in the guiding groove 26 of housing 20
264 engagings, but locking hole 262 that can be big with well width engages.
Elastic engaging portion 33 is configured in housing 20 (with reference to Fig. 2) with the state compressed in the up-down direction, in housing
Top is constantly being directed towards when in 20 and pushes locking protrusion 332, locking protrusion 332 is made to engage with locking hole 262.By this engaging,
Stent 30 is engaged and cannot be relatively moved in front-rear direction relative to housing 20.On the other hand, if pressing operation downward
Portion 32, then by compression, flexible deformation, locking protrusion 332 come off from the locking hole 262 of housing 20 in elastic engaging portion 33, therefore prop up
Frame 30 is released from the locking of housing 20.If the locking engaging with housing 20 of protrusion 332 is released from, stent 30 can be in housing
It is freely moved forward and backward in 20.
Elastic engaging portion 33 is formed as, and under the unassembled free state (with reference to Figure 10) in housing 20, passes through front end
Bending and be connected to the rear end of the lower plate of middle plate and be located at lower section compared with the front end of lower plate.If elastic engaging portion is formed in this way
33, then it can be configured to the contact of the internal perisporium of the front end and housing 20 of lower plate when stent 30 is assembled in housing 20
It is low compared with the contact of the rear end of lower plate and the internal perisporium of housing 20.If forming in this way, it can reduce and be assembled in housing 20
The front end of lower plate when interior stent 30 slides forward and backward and the frictional force of the internal perisporium of housing 20, thus can reduce by
Resistance to sliding when eraser 10 is stretched out or is received into housing 20.Particularly, it can significantly reduce when stretching out eraser 10
Resistance to sliding.
Plate 34 is inserted into be formed as the upper surface for linking lower surface and the elastic engaging portion 33 of operation portion 32 and have and guiding
The small non-locking hole 264 of the well width of slot 26 compares the tablet of slightly smaller width.It is inserted into plate 34 and penetrates through guiding in the up-down direction
Slot 26 is configured to the state that upper part is protruded from housing 20.Being inserted into plate 34 can be according to user to the slide of operation portion 32
And exist the front and back upward sliding of guiding groove 26 on one side while guide support 30 forward and backward.
Elastic linking part 35 is with the forepart extended from the lower end of link plate 314 towards rear and further towards top
Extension and the rear portion linked with the front end (upper end) of the upper plate in elastic engaging portion 33, are shaped generally as inverted L from side
Shape.The width of elastic linking part 35 is identical with link plate 314 and connection holding section 33, than the width of the internal perisporium of housing 20
The separation spacing in direction is small.Therefore, the side of link plate 314, elastic linking part 35 and connection holding section 33 will not be with housing
20 internal perisporium contact, when stretching out eraser 10 or the storage eraser 10 in the housing 20 in the side of stent 30 and housing 20
Resistance to sliding is not generated between inner peripheral surface.Also, just it is assembled in the maintaining part 31 of the stent 30 in housing 20, elastic engaging portion 33
And for elastic linking part 35, on the direction orthogonal with axis direction, it is accommodated in cuing open for the maximum shape portion than eraser 10
In the range of the small sectional area of area, so can make housing 20 that there is small section shape.
(slide)
It is non-in use, eraser 10 is incorporated in housing 20 in the strip material extending apparatus 1 formed as described above.
The locking protrusion 332 of stent 30 engages by force and with the locking hole 262 of the guiding groove 26 of housing 20, stent 30 and eraser 10
It is engaged and cannot move in the longitudinal direction.In the case where stretching out eraser 10, first, by 32 direction of operation portion of stent 30
The central axis of housing 20 is pressed and releases engaging of the locking protrusion 332 of stent 30 with the locking hole 262 of housing 20.It is if locking
The engaging of protrusion 332 and locking hole 262 is released from, then stent 30 can forward and backward move in housing 20.It later, if will
The operation portion 32 of stent 30 towards front carry out slide, then can by the eraser 10 that the maintaining part 31 of stent 30 is kept from
The opening 22 of the front end of housing 20 is stretched out.If the pressing of releasing operating portion 32, make locking protrusion 332 again with locking hole 262
Engaging, then stent 30 is engaged relative to housing 20, can use the eraser 10 from the stretching of opening 22 of housing 20.
Operation portion 32 is being pressed and during slide forwards, the locking protrusion 332 of stent 30 is relative to housing 20
Locking hole 262 and non-locking hole 264, abut and non-abutting and advance repeatedly successively.Therefore, user will appreciate that shell
The position of the locking hole 262 of body 20 and carry out slide.
In the strip material extending apparatus 1 of present embodiment, eraser 10 is configured to recess portion 12, the recess portion 12 of eraser 10
It is practical not approach or contact with the internal perisporium of housing 20 in its longitudinal direction.Therefore, eraser 10 is being stretched out from housing 20
When resistance to sliding reduced compared with the situation of existing strip material extending apparatus.Eraser 10 is received into the situation in housing 20
Also it is identical.
(use of eraser)
In the present embodiment, with the lateral surface of the prism protrusion 14 of eraser 10 on the length direction of eraser 10 with housing
The state that 20 internal perisporium is approached or contacted uses eraser 10.Therefore, the direction of the eraser 10 during use with axis direction just
The movement (loosening) in the direction of friendship is reduced compared with the situation of existing strip material extending apparatus.
Also, in the present embodiment, elastic connection is accompanied between the maintaining part 31 of stent 30 and elastic engaging portion 33
Portion 35.Elastic linking part 35 links the upper end in the lower end of link plate 314 and elastic engaging portion 33, in the axial direction,
The maintaining part 31 of stent 30 is supported relative to axis direction with Asymmetric Elasticity.If forming in this way, can be configured to pass through
The use of eraser 10 and towards 10 axis direction of eraser rear apply load when, elastic linking part 35 relative to axis direction with
Asymmetric (non-axis symmetry) flexible deformation, so can will be discharged into towards the load at axis direction rear orthogonal with axis direction
Direction.The lateral surface of the prism protrusion 14 of eraser 10 is approached or is contacted relative to the internal perisporium of housing 20, so stent 30
Elastic linking part 35 deformed relative to axis direction with Asymmetric Elasticity, then be applied to eraser 10 axis direction load from
The lateral surface of prism protrusion 14 is discharged into the internal perisporium of housing 20 so as to be applied to the load of the axis direction in elastic engaging portion 33
It reduces.Therefore, it is possible to prevent the engaging of locking protrusion 332 and locking hole 262 because coming off during the use of eraser 10.
Also, in the present embodiment, it is configured to the link plate 314, elastic linking part 35 and elastic engaging of stent 30
Portion 33 is integrally formed as the plate of the bending of one, and the elastomeric element as one carries out flexible deformation.Therefore, with existing length
The stent that object extending apparatus has is compared to can be with larger displacement flexible deformation, so being capable of providing the stent of more long-life
30。
(assembling)
When assembling above-mentioned strip material extending apparatus 1, first by opposed two recess portion 12 of the rear end of eraser 10
(recess portion 12 above and below in Fig. 2) is fitted between two grip blocks 312 of stent 30 and assembles eraser 10 in stent 30.Then, will
The eraser 10 and stent 30 of assembling are inserted into the opening 24 of the rear end of housing 20.The insertion plate 34 of stent 30 is in upper and lower
To the guiding groove 26 that is connected with the opening 24 of the rear end of housing 20 of perforation, the elastic engaging portion 33 of stent 30 housing 20 it is interior
It is compressed in upper and lower directions, eraser 10 and stent 30 are loaded on housing 20 with above-mentioned state group.If stent 30 is made to be moved to be formed
Have the arbitrary position on the housing 20 of the locking hole 262 of guiding groove 26, then locking protrusion 332 pressed by elastic engaging portion 33 and
Engage with locking hole 262, stent 30 is engaged housing 20.It finally, can if cover 40 to be assembled into the rear end of housing 20
Enough assembling strip material extending apparatus 1.In order to user is allowed easily to carry out the exchanging operation of eraser 10, be configured to more than assembling operation
And the apportioned effort of its reverse order unfavorable just can be carried out easily with tool.
It is described above in the present embodiment, illustrate to form the protrusion that protrudes towards central axis in opening 22
28, but not limited to this, in other implementations, protrusion 28 can not also be set.At this point, direction and the axis side of eraser 10
The section in the direction orthogonal with axis direction of eraser 10 is larger relied on to the inhibition of the flexural deformation in orthogonal direction
Shape (section second moment) and support of the inner peripheral surface to eraser 10 in addition to 28 housing 20 of protrusion.Further, it is possible to by recess portion 12
Front end slot generated as the use by eraser 10 eraser bits placing groove.At this point, it can more easily use
Eraser 10.In addition, in the present embodiment, illustrate to be completely formed recess portion 12 at the four sides of the side of eraser 10, as long as however
The resistance to sliding of the internal perisporium of eraser and housing can be reduced, in other implementations, recess portion can also be in the side of eraser
At least one side in face is formed.
In addition, in present embodiment described above, for enumerating eraser as strip material, however it is without being limited thereto,
In other embodiments, also blade, color core, coloured material, cosmetics etc. can be formed as strip material and be protected with arbitrary
Portion is held to keep using.In addition, illustrate section shape of the strip material in direction orthogonal to the longitudinal direction of present embodiment
With corner, there is the crest line extended in length direction so as to be suitble to use eraser 10.However, other embodiments
In, strip material can also have the circle of defined radius in the section shape in direction orthogonal to the longitudinal direction instead of corner
Degree.At this point, avoid the corner of the inner peripheral surface of the housing generated on the quadrangle in direction orthogonal to the longitudinal direction and the rib of eraser
The interference in line portion, so as to the resistance to sliding of eraser and housing being further reduced during stretching eraser.
The present invention can be implemented in the range of its main idea or main feature is not departed from a manner that others are various.Cause
This, aforementioned embodiment is only to illustrate on all points, it is impossible to limit ground and explain.The scope of the present invention is by claim
Book represents, is not limited by specification text.Also, belong to the equivalency range of claims whole deform, various changes
Into, replacement and improve also all within the scope of the invention.
Claims (6)
1. a kind of strip material extending apparatus, which is characterized in that have：
Strip material, be formed at least one plane extended along its length it is practical extend on the length direction it is recessed
Portion；
The housing of strip stores above-mentioned strip in a manner of it can stretch out above-mentioned strip material from the opening for being formed in one end
Object；And
Stent, consisting of can along its length move in above-mentioned housing, and keep above-mentioned strip material,
At least one plane for extending along the length direction of above-mentioned strip material it is practical on the length direction with above-mentioned strip
The internal perisporium of housing approach or contact, the recess portion of above-mentioned strip material it is practical on the length direction not with the shell of the strip
The internal perisporium of body is approached or is contacted.
2. strip material extending apparatus according to claim 1, which is characterized in that
Above-mentioned strip material has mutually practical four orthogonal above-mentioned planes, and above-mentioned recess portion is respectively formed in each on length direction
Plane, so as to form the crest line extended along its length in the quadrangle of the strip material.
3. strip material extending apparatus according to claim 1 or 2, which is characterized in that
Above-mentioned stent has：
Operation portion is protruded from outside above-mentioned housing；
Maintaining part keeps above-mentioned strip material；
Protrusion is engaged in a manner of it can limit above-mentioned stent and move along its length with above-mentioned housing；
Elastic engaging portion is configured at the lower section in aforesaid operations portion and links with the operation portion and above-mentioned protrusion, and with the behaviour
The pressing for making portion is accordingly compressed downwards, so as to release engaging of the above-mentioned housing with the protrusion；And
Be folded between above-mentioned maintaining part and above-mentioned elastic engaging portion, and by the maintaining part relative to axis direction with non-axis pair
Claim the elastic linking part of resilient support.
4. strip material extending apparatus according to claim 3, which is characterized in that
Above-mentioned maintaining part has：Clamp a pair of of grip block of above-mentioned strip material；And support a pair of grip block and in upper and lower
To the link plate of the plate of extension,
The link plate, above-mentioned elastic engaging portion and above-mentioned elastic linking part are integrally formed as a series of plate of bendings.
5. strip material extending apparatus according to claim 4, which is characterized in that
Above-mentioned recess portion is respectively formed in the mutually opposed plane of above-mentioned strip material, and above-mentioned maintaining part clamps above-mentioned strip material respectively
Opposed two recess portion.
6. strip material extending apparatus according to claim 1,2,4 or 5, which is characterized in that
The opening of above-mentioned housing be formed with accordingly protruded with the shape of the recess portion of above-mentioned strip material towards central axis it is convex
Portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-250681 | 2016-12-26 | ||
| JP2016250681A JP6830809B2 (en) | 2016-12-26 | 2016-12-26 | Long object feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108237823A true CN108237823A (en) | 2018-07-03 |
Family
ID=62701116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711393861.0A Pending CN108237823A (en) | 2016-12-26 | 2017-12-21 | Strip material extending apparatus |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6830809B2 (en) |
| KR (1) | KR20180075372A (en) |
| CN (1) | CN108237823A (en) |
| TW (1) | TWI749064B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113733790A (en) * | 2021-07-21 | 2021-12-03 | 浙江一正文化用品有限公司 | Multifunctional stationery |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5362166A (en) * | 1993-06-28 | 1994-11-08 | Kotobuki & Co., Ltd. | Flat stick-shaped material propelling container |
| JP2000141989A (en) * | 1998-11-11 | 2000-05-23 | Kotobuki:Kk | Device for letting out matter in continuous form |
| JP3089484U (en) * | 2002-04-23 | 2002-10-25 | 株式会社イワコー | Extension type eraser |
| CN201026757Y (en) * | 2007-02-15 | 2008-02-27 | 福建新代实业有限公司 | Push-draw mode eraser |
| CN201633400U (en) * | 2010-03-12 | 2010-11-17 | 福建新代实业有限公司 | Triangular push-pull type eraser |
| KR20120051110A (en) * | 2010-11-12 | 2012-05-22 | 허재민 | Correction pen having eraser |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4925395Y1 (en) * | 1970-05-29 | 1974-07-09 | ||
| JP4925395B2 (en) | 2005-03-31 | 2012-04-25 | 株式会社バンダイナムコゲームス | Program, information storage medium, and image generation system |
-
2016
- 2016-12-26 JP JP2016250681A patent/JP6830809B2/en active Active
-
2017
- 2017-09-15 TW TW106131793A patent/TWI749064B/en active
- 2017-10-20 KR KR1020170136388A patent/KR20180075372A/en not_active Application Discontinuation
- 2017-12-21 CN CN201711393861.0A patent/CN108237823A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5362166A (en) * | 1993-06-28 | 1994-11-08 | Kotobuki & Co., Ltd. | Flat stick-shaped material propelling container |
| JP2000141989A (en) * | 1998-11-11 | 2000-05-23 | Kotobuki:Kk | Device for letting out matter in continuous form |
| JP3089484U (en) * | 2002-04-23 | 2002-10-25 | 株式会社イワコー | Extension type eraser |
| CN201026757Y (en) * | 2007-02-15 | 2008-02-27 | 福建新代实业有限公司 | Push-draw mode eraser |
| CN201633400U (en) * | 2010-03-12 | 2010-11-17 | 福建新代实业有限公司 | Triangular push-pull type eraser |
| KR20120051110A (en) * | 2010-11-12 | 2012-05-22 | 허재민 | Correction pen having eraser |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113733790A (en) * | 2021-07-21 | 2021-12-03 | 浙江一正文化用品有限公司 | Multifunctional stationery |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI749064B (en) | 2021-12-11 |
| JP2018103423A (en) | 2018-07-05 |
| TW201823055A (en) | 2018-07-01 |
| JP6830809B2 (en) | 2021-02-17 |
| KR20180075372A (en) | 2018-07-04 |
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