CN2316136Y - Thick-fine dual-side writing fountain pen - Google Patents

Abstract

The utility model discloses a thick-thin dual-side writing fountain pen. The other side of a split nib of the ordinary fountain pen is provided with a set of split nibs and a pen tongue or a split nib and a barrier strip. Two writing sides of both split nibs have different paper contacting widths. In this way, the utility model has the characteristic of two writing thicknesses and two writings with tiny change to the ordinary fountain pen. The utility model has the advantages of simple manufacturing process and convenient operation and is suitable for industrialization bulk production.

Description

The thickness fountain pen capable of two-side writing with

The utility model relates to a kind of fountain pen, the especially a kind of fountain pen that can two-sidedly write.

Chinese patent 2097746 discloses a kind of superimposed nib pen, also is a kind of two-sided fountain pen of writing, though but its two sides write, durable in use because can only a kind of person's handwriting of writing both thick and thin, and stop up easily etc., be not suitable for modern people's requirement.

The purpose of this utility model provide a kind of simple in structure, easy to use and also can the two sides fountain pen of two kinds of person's handwritings of smooth writing both thick and thin.

The purpose of this utility model is achieved in that ordinary fountain pen, comprises a Nib with seam, proposition (or blend stop), water receiver, barrel, pen item, penholder and the cap for brush etc.Proposition is arranged on a side of Nib with seam, and Nib with seam, proposition and water receiver are fitted together by the pen item.The utility model is done following improvement on the basis of existing ordinary fountain pen: the Nib with seam opposite side also is provided with one and is with seam nib and proposition or Nib with seam and blend stop; Two writing surfaces of two Nib with seam are different with the width of paper contact.

Two Nib with seam nibs of the utility model termination longitudinal projection cracks is shaped as wedge shape.

In the nib of two Nib with seam of the utility model seam and/or in the proposition of a side and/or in the proposition of opposite side or the blend stop and/or be equipped with in the water receiver and dredge part, dredge and have striking gear on the part.

Because two writing surfaces of two Nib with seam are different with the width of paper contact, make same fountain pen of the present utility model two kinds of lines of writing both thick and thin as required; Nib with seam nib termination longitudinal projection cracks is shaped as wedge shape, makes the utility model fluent writing, is difficult for stopping up; In the nib of the Nib with seam seam and/or in the proposition of a side and/or in the proposition of opposite side or the blend stop and/or be equipped with in the water receiver and dredge part, make the utility model, also can dredge part and help get rid of and stop up by use in use in case stop up.Like this, ordinary fountain pen is being changed under the little situation, making the utility model possess two kinds of person's handwritings of two sides writing both thick and thin and fluent writing, not susceptible to plugging characteristics.

Below, the present invention is further described in conjunction with the accompanying drawings and embodiments:

Fig. 1 is the profilograph of the utility model thickness fountain pen capable of two-side writing with;

Fig. 2 is the enlarged diagram of nib among Fig. 1, proposition, water receiver three parts;

Fig. 3 is the schematic diagram of corresponding two propositions of a water receiver;

Fig. 4 is the shape of nib termination two writing surfaces when being respectively large and small convex surface, the schematic perspective view of nib head;

Fig. 5 is the front view of a tabular or nearly tabular nib;

Fig. 6 is that the I of Fig. 2 is to view;

Fig. 7, Fig. 8 are respectively the schematic diagrames of dredging part in usual state and duty of the present utility model;

Fig. 9, Figure 10 are respectively that single nib termination longitudinal projection cracks and is shaped as ' V ' font and trapezoidal schematic diagram;

Figure 11 is the schematic diagram that fiber rod or bar are housed in blend stop;

Figure 12-15 is respectively the schematic diagram that two tabular Nib with seam termination longitudinal projections superimposed is shaped as triangle, nearly triangle, trapezoidal, ' protruding ' font.

Referring to whole accompanying drawings and in conjunction with all prior aries of relevant fountain pen aspect, usual fountain pen is made up of Nib with seam 1, proposition 2 (or blend stop), water receiver 3, barrel 4, pen 5, penholder 6 and the cap for brush (unlabelled among the figure) etc.Proposition 2 (or blend stop) is arranged on a side of Nib with seam 1, works to lead China ink (or contain China ink, preserve moisture), has lower flume (not having lower flume in the blend stop) in the proposition 2; Water receiver 3 is positioned between proposition 2 (or blend stop) and the barrel 4 and with them and is connected, held concurrently to resist to leak and lead China ink and acted on, water receiver 3 can be made one with proposition 2 (or blend stop), it also can be split-type structural, water receiver 3 can have that one or split connect gos deep into water guider in barrel mouth or the barrel, the held concurrently effect of exhaust of for example one or two aqueduct or water guide core etc., aqueduct wherein; Nib with seam 1, proposition 2 (or blend stop) and water receiver 3 are fitted together by pen item 5, and proposition 2 (or blend stop) and pen item 5 also can be made one; Pen item 5 wraps in the outside of part or all of water receiver 3, part or all of proposition 2 and part nib 1, staff is held a pen avoid the pollution of ink when writing; Pen item 5 also can be made one with penholder 6, makes designs simplification; General fountain pen all adopts the barrel of hollow-core construction to store up China ink, but the scheme that adopts fiber storage inker is also arranged in the prior art, and at this moment, above-mentioned barrel is the fiber storage inker that is equal to; Penholder 6 can also be made and barrel 4 integrative-structures.

Thickness fountain pen capable of two-side writing with of the present invention comprises nib part, water receiver 3, barrel 4, pen item 5, penholder 6 and the cap for brush (unlabelled among the figure) etc.Nib partly is provided with two Nib with seam 1,1*, and the both sides of two Nib with seam 1 and 1* have proposition 2 and 2* or proposition and blend stop 2 and 2 ' * separately respectively, referring to Fig. 1,2.Referring to relevant accompanying drawing, the proposition 2* of opposite side or blend stop 2 ' * also have water receiver 3* corresponding with it.Proposition 2* or blend stop 2 ' * can make one or split-type structural with water receiver 3*; Proposition 2* or blend stop 2 ' * can also make one or split-type structural with pen item 5.Fig. 3 has then represented the situation with a corresponding proposition 2 (or blend stop) in water receiver of prior art, is improved to the situation of corresponding two propositions (or a proposition and a blend stop), does not draw among the latter event figure.Lower flume among both sides proposition 2 and the 2* is respectively to the guiding ink supply of corresponding nib 1 and 1* separately, the present invention can not made write not smooth because being provided with two nibs; Blend stop 2 ' * has the effect that contains China ink and preserve moisture.

Two Nib with seam are symmetrical arranged, and leave the gap less than 1mm therebetween, like this, can guarantee that each writing surface is not disturbed by the other side and normally writes; When water receiver 3 is separate with 3*, the present invention can have two barrels, promptly with respect to every suit Nib with seam, proposition or blend stop and water receiver its corresponding barrel is arranged respectively, like this, in two barrels the ink of different colours can be housed respectively, thereby write two kinds of colors.

The nib of below mentioning cracks and all refers to cracking of nib head place.

Two Nib with seam are write the line weight difference, and under the situation of normally firmly writing, the width that the writing surface of two Nib with seam contacts with paper is listed as follows (and the angle of writing paper between 45 °-60 °) respectively:

	The thin writing surface width of convergent shape nib	The thick writing surface width of convergent shape nib
			Scheme 1	0.1-0.2mm	0.25-0.85mm
Scheme
	2	0.1-0.25mm	0.3-0.85mm
Scheme 3				0.15-0.3mm	0.4-0.85mm
	Scheme 4	0.2-0.4mm	0.50-1.3mm
Scheme 5				0.2-0.5mm	0.6-1.5mm
	Scheme 6	0.1-0.3mm	0.55-1.5mm
Scheme 7				0.25-0.6mm	0.8-2mm
	The preferred plan I	0.15-0.25mm	0.30-0.85mm
The preferred plan II				0.20-0.35mm	0.45-1.20mm
	The preferred plan III	0.20-0.45mm	0.55-1.30mm

Referring to Fig. 4, two writing surfaces of two Nib with seam can be respectively big convex surface a and small convex shape curved surface b, wherein, respectively corresponding thick, the fine point of large and small convex surface a, b, the radius of curvature of this two convex surface and paper contact position are respectively (and the angle of writing paper between 45 °-60 °):

0.5-15mm, 0.1-0.3mm; Or

0.6-15mm, 0.15-0.4mm; Or

1-20mm, 0.15-0.5mm; Or

2-20mm,0.15-1mm。

Referring to Fig. 5,6, the Nib with seam section of cracking is tabular or the radius of curvature arcuation greater than 2mm, because the nib section of cracking is very narrow, arcuation herein is equivalent to nearly tabular, and the best is the nearly tabular greater than 6mm; Also can be the folding face shape of angle greater than 100 degree; Best scheme is that the Nib with seam global shape is a flat board or the radius of curvature nearly tabular greater than 6mm.For above-mentioned nearly flat nib section of cracking or whole nib, radian can be different everywhere.(the pen tip head part that does not all comprise projection in above-mentioned each shape)

Nib cracks in place and/or proposition or the blend stop and/or is equipped with in the water receiver and dredges part 7, specifically, exactly: two above-mentioned nibs crack in place, two propositions (or proposition and blend stop) and two water receivers, are equipped with separately in can each assembly (as a proposition) and dredge part; Respectively be equipped with one in a pair of assembly that also can be relative (as two propositions or two water receivers) and dredge part; Be equipped with one in several assemblies that can also be adjacent (nib as a side cracks and its corresponding proposition and water receiver) and dredge part; Can also be adjacent several in the assembly (crack and the proposition of both sides as the nib of both sides, the nib of both sides cracks and the proposition of both sides and the water receiver of both sides), be equipped with one and dredge part or both sides and respectively be equipped with one and dredge part.For dividing several places that the situation of dredging part is housed, generally be to dredge part to be connected with each other and to become one and dredge part 7, referring to Fig. 7,8.Dredging part 7 can extend longitudinally to barrel.

The above-mentioned part 7 of dredging can be for dredging sheet, and referring to Fig. 7, the thickness of wherein dredging sheet can be consistent, also can be at nib to changing to some extent between barrel, and for example, the place is the thinnest at nib, is 0.02-0.15mm, and the best is 0.03-0.06mm; The place is the thickest at striking gear, is beneficial to stir; In the nib seam, the length of dredging sheet is more preferably greater than 0.5mm.

The above-mentioned part 7 of dredging can be for bending to the silk of dredging of definite shape, and dredging silk can be that diameter is the cylindric of 0.05-0.2mm, the best 0.07-0.15mm of being, the above-mentioned silk of dredging does not generally use in the nib seam; Because the thicker silk of dredging is difficult to dredge in the nib seam, and a thinner insufficient strength of dredging is difficult to use.In actual conditions, dredging silk generally is to use towards flat back in integral body, is equivalent to above-mentioned special circumstances of dredging sheet, also can use in the nib seam, referring to Fig. 8.

Dredge to have on the part 7 and stir 8 as striking gear, stirring 8 can be for dredging the projection on the part 7, referring to Fig. 7,8; It can (comprise nib 1 (1*), proposition 2 (2*), blend stop 2 ' * at nib 1 (1*) to pen item 5, water receiver 3 (3*), pen 5) any part action or protruding between is under the situation that tamper can not be discharged naturally, stir 8 drive and dredge part 7 actions, help to get rid of tamper.Stirring on 8 to have headgear, and headgear can encase projection separately; Also can be enclosed within pen 5 outer and with stir 8 is connected, nested or make one, and can with respect to pen item 5 directly slides or by screw thread pen item 5 outside, slide and stir 8 together drive dredge part 7 and move help eliminating tamper.Stirring head's cover can make staff avoid the pollution of prepared Chinese ink.For dividing several places to be equipped with to dredge part and being connected with each other and becoming a situation of dredging part 7, dredge and generally on the part 7 adopt public one to stir 8, referring to Fig. 7,8.

Striking gear can also for dredge the vertical core that part 7 is connected, the lead for retractable pencil in the similar prior art tracer of core that hangs down can be a cylinder, also can be a heavy sheet, the position be best to be in the barrel, writes when smooth, the pen that teetertotters, the core that hangs down drive dredges the part action, gets rid of tamper.

Owing to the existence of dredging part makes in the proposition reasons such as the lower flume space narrows down, install additional and dredge part stylographic anti-leakage performance is increased.

For there not being the situation of dredging sheet in the nib seam, when dredging sheet longitudinally when nib termination direction moves in the proposition, the cross force in addition simultaneously at the striking gear place just can help to dredge the tamper in the nib seam.

The shape of cross section of Nib with seam 1,1* nib seam can be rectangle, and the width that cracks is 0.01-0.06mm, and the best is 0.02-0.04mm, to guarantee fluent writing.

Longitudinal projection's shape of cracking in Nib with seam 1 and/or 1* termination can be wedge shape, as ' V ' font and trapezoidal etc., has represented among Fig. 9,10 that the longitudinal projection of cracking in Nib with seam nib termination is shaped as ' V ' font and trapezoidal situation.The angle that wedge shape is cracked is 1 °-18 °, and optimum range is 2 °-9 °; The crack width of broadside opening of wedge shape is 0.02-0.2mm, and the best is 0.03-0.1mm.Referring to Fig. 9,10, the crack width of broadside opening of above-mentioned wedge shape is the length of giving directions between mn, and some m, n are respectively in the longitudinal projection of cracking in Nib with seam nib termination, the intersection point of the camber line of an end termination and two lines that crack.Above physical dimension is discharged tamper easily, fluent writing.

In proposition 2* or blend stop 2 ' *, fiber rod or bar can be housed, Figure 11 has represented to be equipped with the situation of fiber rod or bar in blend stop, these fiber rod 9 one ends are extended outside proposition 2* or blend stop 2 ' *, the other end extends in the barrel, at this moment, barrel can be the fiber storage inker that is equal to, and the proposition 2 of nib opposite side still links to each other with water receiver 3, and water receiver 3 links to each other with hollow barrel 4; Like this,, can unite the scheme that adopts fiber storage inker and barrel, promptly have two cover ink-feeding devices for fountain pen of the present utility model.

Referring to Figure 12-15, the section of cracking shape or global shape are flat two Nib with seam, nib termination longitudinal projection superimposed is shaped as the unidirectional shape of dwindling, that mentions unidirectionally dwindles shape herein, it is not the proper unidirectional shape of dwindling, and the longitudinal projection that is meant two Nib with seam nib terminations is from global shape, one is major part, and one is the microcephaly, for example, as triangle (containing nearly triangle), trapezoidal or ' protruding ' word shape (wherein, transition between limit and the limit is generally fillet), like this, the present invention is except that all having its all intrinsic advantages, use still in appearance all as common single stylus, do not have the sense of discomfort of difference.

Claims (32)

1. thickness fountain pen capable of two-side writing with, comprise a Nib with seam, proposition, water receiver, barrel, pen item, penholder and the cap for brush, proposition is arranged on a side of Nib with seam, Nib with seam, proposition and water receiver are fitted together by the pen item, it is characterized in that: the Nib with seam opposite side also is provided with one and is with seam nib and proposition or Nib with seam and blend stop; The width that the writing surface of two Nib with seam contacts with paper is respectively: 0.1-0.2mm, 0.25-0.85mm; Or 0.1-0.25mm, 0.3-0.85mm; Or 0.15-0.3mm, 0.4-0.85mm; Or 0.2-0.4mm, 0.5-1.3mm; Or 0.2-0.5mm, 0.6-1.5mm; Or 0.1-0.3mm, 0.55-1.5mm; Or 0.25-0.6mm, 0.8-2mm.

2. thickness fountain pen capable of two-side writing with according to claim 1 is characterized in that: the width that the writing surface of two Nib with seam contacts with paper is respectively: 0.15-0.25mm, 0.3-0.85mm; Or 0.2-0.35mm, 0.45-1.2mm; Or 0.2-0.45mm, 0.55-1.3mm.

3. thickness fountain pen capable of two-side writing with according to claim 1 is characterized in that: the shape of two Nib with seam nib termination two writing surfaces is respectively large and small convex surface, and the radius of curvature of two convex surfaces and paper contact position is respectively:

0.5-15mm, 0.1-0.3mm; Or

0.6-15mm, 0.15-0.4mm; Or

1-20mm, 0.15-0.5mm; Or

2-20mm,0.15-1mm。

4. thickness fountain pen capable of two-side writing with according to claim 1 is characterized in that: the Nib with seam of corresponding Nib with seam opposite side and proposition or Nib with seam and blend stop also have a water receiver corresponding with it.

5. according to claim 1 or 4 described thickness fountain pen capable of two-side writing with, it is characterized in that: the water receiver of both sides is independent of respectively a barrel should be arranged.

6. thickness fountain pen capable of two-side writing with according to claim 1 is characterized in that: the shape of two Nib with seam sections of cracking is respectively tabular or radius of curvature greater than the arcuation of 2mm or the angle folding face shapes greater than 100 degree.

7. thickness fountain pen capable of two-side writing with according to claim 6 is characterized in that: the shape of above-mentioned two Nib with seam sections of cracking is respectively the arcuation of radius of curvature greater than 6mm.

8. thickness fountain pen capable of two-side writing with according to claim 1 is characterized in that: two Nib with seam global shapes are respectively a flat board or the radius of curvature arcuation greater than 6mm.

9. thickness fountain pen capable of two-side writing with according to claim 1 is characterized in that: two Nib with seam are symmetrical arranged.

10. according to claim 1 or 9 described thickness fountain pen capable of two-side writing with, it is characterized in that: leave the gap between two Nib with seam.

11. thickness fountain pen capable of two-side writing with according to claim 10 is characterized in that: the gap is less than 1mm between two Nib with seam.

12. thickness fountain pen capable of two-side writing with according to claim 1, it is characterized in that: in the nib of the side Nib with seam seam and/or in the corresponding proposition and/or in the water receiver and/or in the nib of the opposite side Nib with seam seam and/or be equipped with in corresponding proposition or the blend stop and dredge part, dredge and have striking gear on the part.

13. thickness fountain pen capable of two-side writing with according to claim 4 is characterized in that: be equipped with in the described water receiver and dredge part, dredge and have striking gear on the part.

14. according to claim 12 or 13 described thickness fountain pen capable of two-side writing with, it is characterized in that: the described part of dredging is connected with each other and becomes one and dredges part.

15. thickness fountain pen capable of two-side writing with according to claim 14 is characterized in that: dredge part connect together and become one dredge part after, have only a striking gear on it.

16., it is characterized in that: dredge part for dredging sheet according to claim 12 or 13 described thickness fountain pen capable of two-side writing with.

17. thickness fountain pen capable of two-side writing with according to claim 16 is characterized in that: the thickness of dredging sheet is 0.02-0.15mm, and the best is 0.03-0.06mm.

18. thickness fountain pen capable of two-side writing with according to claim 17 is characterized in that: dredge the length of sheet in the nib seam greater than 0.5mm.

19., it is characterized in that: dredge part for dredging silk according to claim 12 or 13 described thickness fountain pen capable of two-side writing with.

20. thickness fountain pen capable of two-side writing with according to claim 19 is characterized in that: the diameter of dredging silk is 0.05-0.2mm.

21., it is characterized in that: dredge part and extend longitudinally to barrel according to claim 12 or 13 described thickness fountain pen capable of two-side writing with.

22. according to claim 12 or 13 or 15 described thickness fountain pen capable of two-side writing with, it is characterized in that: the striking gear of dredging on the part is to stretch out nib to crack to the head of stirring at any position between the pen item.

23. thickness fountain pen capable of two-side writing with according to claim 22 is characterized in that: stir and have headgear on the head.

24., it is characterized in that according to claim 12 or 13 or 15 described thickness fountain pen capable of two-side writing with: dredge on the part striking gear for and dredge the vertical core that part is connected.

25. according to claim 1 or 2 or 3 described thickness fountain pen capable of two-side writing with, it is characterized in that: the width that two Nib with seam crack is respectively 0.01-0.06mm, and the best is 0.02-0.04mm.

26. thickness fountain pen capable of two-side writing with according to claim 1 is characterized in that: one or two Nib with seam nib termination longitudinal projection cracks is shaped as wedge shape.

27. thickness fountain pen capable of two-side writing with according to claim 26 is characterized in that: above-mentioned wedge-type shape is ' V ' font or trapezoidal.

28. according to claim 26 or 27 described thickness fountain pen capable of two-side writing with, it is characterized in that: the angle that above-mentioned wedge shape or ' V ' font or trapezoidal projection shape are cracked is 1 °-18 °, and the best is 2 °-9 °.

29. according to claim 26 or 27 described thickness fountain pen capable of two-side writing with, it is characterized in that: the crack width of broadside opening of above-mentioned wedge shape or ' V ' font or trapezoidal projection shape is 0.02-0.2mm, and the best is 0.03-0.1mm.

30. thickness fountain pen capable of two-side writing with according to claim 1 is characterized in that: fiber rod or bar are housed in proposition and/or blend stop.

31. according to claim 6 or 8 described thickness fountain pen capable of two-side writing with, it is characterized in that: the section of cracking shape or global shape are flat two Nib with seam, and nib termination longitudinal projection superimposed is shaped as the unidirectional shape of dwindling.

32. thickness fountain pen capable of two-side writing with according to claim 31 is characterized in that: above-mentioned unidirectionally dwindle shape and be shaped as triangle, trapezoidal or ' protruding ' word shape.

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