JPH0273380U - - Google Patents

Description

[Brief explanation of the drawing]

Fig. 1 is a cross-sectional view of a part of each part assembly in the first embodiment of this invention, Fig. 2 is an enlarged cross-sectional view of the assembled state in the first embodiment of this invention, and Fig. 3 4A and 4B are enlarged cross-sectional views showing an embodiment of the common capillary guide in this invention.
The figure is a cross-sectional view showing second and third embodiments of the pen nib assembly combination installation method in this invention. 10... Parent nib assembly, 10A... Child nib assembly, 10B... Child nib assembly, 11... Pen nib pedestal, 111... Pen nib insertion hole, 111A... Pen nib insertion hole, 111B...
...Pen tip insertion hole, 12...Steel pen tongue support part, 1
2A... Ballpoint pen nib, 12B... Soft pen nib,
121...Steel nib, 122...Capillary guide core,
122B...ballpoint pen lead, 13...fitting part,
131...screw thread, 14...opening insertion part, 14
1... Thread groove, 15... Ink guide element,
16... Pen nib insertion seat, 17... Pen nib cap, 171... Fitting part screw seat, 172... Ventilation hole,
18...Vent hole, 20...Pen shaft assembly,
21... Capillary guide, 211... Capillary small diameter section,
212...Ink guide element, 213...Capillary groove, 214...Vent hole, 215...Ink guide element, 216...Vent hole, 22...Ink storage pipe, 23...Holder, 231...Screw thread, 232...small diameter fitting part, 6... air hole.

Amendment 1.11.22 Hei 1. The brief description of the drawing is amended as follows. Add the following sentence after "Cross-sectional view" on page 21, line 13 of the specification. 5A and 5B are enlarged cross-sectional views of the second embodiment of this invention, and FIGS. 6A and 6B are cross-sectional views showing another embodiment of the pen nib base of this invention. Figure 7 is a combined cross-sectional view showing the third embodiment of this invention, Figure 8 is a combined cross-sectional view showing the fourth embodiment of this invention, and Figures 9A and 9B are the pen shaft of this invention. Cross-sectional view showing other embodiments of the assembly

Claims (1)

[Claims for Utility Model Registration] (1) A pen shaft assembly 20 is provided, in which several pen nib assemblies 10; 10A; The pen nib assembly in use includes a base 11 and a nib 121; 12A;
Which nib assembly 1 in a writing instrument for liquid ink is fluidly connected to the small diameter portion 211 of the pen holder 1 and has a common ink reservoir 22 within the pen shaft assembly.
0; 10A; 10B is also the ink guiding member 122;
122A; 122B, comprising an ink guiding element 212 or nib assembly 10; 10A;
A nib 121; 12A; 12B of the nib assembly 10; 10A; 10B is arranged rearwardly of the nib assembly 10; 10A; The vicinity of the engaging part is covered with a member, and the plurality of nib bases 11 have protrusions 131.
, 131A, 131B and shell parts 141, 14
1A and 141B are provided, and the pen shaft assembly 20
is provided with protrusions or caps, and by fitting these protrusions into the caps, multiple pen nib pedestals 1 can be formed.
1 and a pen shaft assembly 20 are detachably connected to each other. (2) Consisting of a pen shaft assembly and a parent and child nib assembly, at least one child nib assembly is further attached to the front end of the nib, and the front and rear nib are brought into close contact with each other to transfer ink to the pen tip. Guided to the leading edge to enable writing, and by mutually exchanging, attaching, and removing the sub nib assembly, it has the writing effect of various writing instruments, or enables writing in fonts of required thickness. A writing implement according to claim 1 of the utility model registration claim, characterized in that: (3) A ventilation hole is provided in the front half of the pen nib pedestal whose rear half is formed into a hollow body through the front core part, and the pen nib or ink guide element is inserted into the rear half of the pen nib pedestal. The first half or most of the successor nib assembly is housed in the hollow body,
Utility model registration claim 1, which is characterized in that the structures are formed so as to form a shape that is closely integrated with each other.
Writing instruments listed in section. (4) Scope of utility model registration claims in which the length of the pen nib or ink guide element after being inserted into the ventilation hole penetrating the core portion of the nib pedestal is shorter than the length of the nib pedestal The writing instrument according to any one of Items 1 to 3. (5) Any of the claims 1 to 4 for registering a utility model, characterized in that the parent nib assembly and the child nib assembly are of the same writing instrument type with fonts of the same or different thickness. The writing instrument described in paragraph (1). (6) The writing instrument according to any one of claims 1 to 5, wherein the parent nib assembly and the slave nib assembly do not belong to the same writing instrument type. (7) The main nib or child nib can be adjusted as necessary.
It is constructed using various pen nibs such as steel pens, ballpoint pens, felt-tip pens, fiber core pens, soft pens, micro pens, drawing pens, etc., and is also characterized in that it can be used as a parent-child nib assembly by mutual exchange. A writing instrument according to any one of claims 1 to 6 of the claims for utility model registration. (8) The end of the separately installed child nib assembly guides ink by connecting with the rear main nib assembly or the front end of the nib of the child nib assembly through another ink guiding element. A writing implement according to any one of claims 1 to 7 of the claims for utility model registration, characterized in that the writing implement is capable of being registered as a utility model. (9) Utility model registration claims 1 to 1, in which a small diameter portion is provided at the front end of the ink guide element of the pen shaft assembly, and the capillary action of the ink guide element is extended to the small diameter portion. Writing implements described in any one of Section 8. (10) In addition, on the nib pedestal of the nib assembly,
A single pen shaft assembly is provided by providing a mating portion and an insertion portion so that it can be installed in combination with a separate pen nib assembly, or in combination with a pen shaft assembly. Accordingly, in addition to mounting the parent nib assembly, at least one child nib assembly can be further mounted on the parent nib assembly. 9th
Writing implements listed in any one of the following paragraphs. (11) The pen nib assembly is characterized by being configured so that it can be installed in combination with a separate nib assembly by adding threads to the fitting part and the insertion part provided on the nib pedestal of the nib assembly. A writing instrument according to any one of claims 1 to 10 of the utility model registration claims. (12) A pen nib insertion seat and a nib cap are provided on the nib pedestal of the nib assembly, and the rear end of the nib cap can be attached to a separate nib pedestal;
Utility model registration claim 1 characterized in that the pen nib assemblies can be attached in combination with each other
The writing instrument according to any one of Items 1 to 16. (13) The writing instrument according to any one of claims 1 to 12 of the utility model registration claim, characterized in that each nib pedestal of each nib assembly is provided with one pore. (14) The writing instrument according to any one of claims 1 to 13 of the utility model registration claim, characterized in that the pores of the writing instrument are provided in the pen barrel body. (15) In any one of claims 1 to 14 of the utility model registration claim, which is characterized in that, in the pen nib assembly, an ink guide element is provided in the tongue-shaped support portion of the steel nib. Writing implements listed. (16) Utility model registration for a pen shaft assembly in which the pen shaft also serves as an ink storage pipe, and an ink guide element is installed directly at the front end of the pen shaft to guide ink directly to the nib assembly. A writing instrument according to any one of claims 1 to 15. (17) Utility model registration claims 1 to 16 in which an ink storage fiber bundle is installed in the pen shaft, and an ink adapter guides ink to the pen tip at the front end of the pen shaft. The writing instrument described in any one of the items. (18) As an ink guide means in a pen shaft assembly, an ink guide element is inserted into a capillary tube, or an ink guide element is bonded to the front end of a capillary tube. The writing instrument described in any one of paragraph 17.