JP3095886U - Clip holding device for writing implement - Google Patents

Abstract

(57) Abstract: In a structure in which a bent upper end of a clip is fitted into a shallow cutout provided on a front upper edge of a short tubular fixing member fixed inside an upper end of a cap, a krupp sways. Instead, the freedom of the opening and closing operation in the vertical direction in the support state fitted in the shallow notch is improved. A male screw (11) formed at a lower center of a short tubular fixing member against a resilient force of a coil spring (2) in a short tubular fixing member (3) fixed inside an upper end of a cap (4). While being fastened, the bent portion 8a near the bent upper end 8 of the clip 7 is fitted into the shallow notch 5 provided on the front upper edge of the short tubular fixing member 3, and the tip of the bent upper end of the clip 7 is short-tube shaped. In a clip-clamping device for a writing instrument in which the deep notch 6 provided on the rear upper edge of the fixing member is flexibly engaged, the upper end of the shallow notch 5 provided on the front upper edge of the short tubular fixing member 3 is provided. A plurality of protrusions 5a having the same height were formed.

Description

[Detailed description of the invention]       [0001]     [Technical field to which the invention belongs]   The present invention is intended for use in writing instruments such as ballpoint pens, mechanical pencils, and fountain pens. The present invention relates to a clip holding device for holding a lip.       [0002]     [Prior art]   By placing a clip on the upper end of the cap of various writing instruments, There is a writing implement which is sandwiched between a bracket and the like to prevent the writing implement from falling off. Such writing instruments Conventionally, the upper end of the clip is screwed or fitted to the upper end of the cap. There is known a structure for fixing by such as.       [0003]   However, according to such a fixing structure of the clip, the clip is placed in a pocket or the like. The clip repeatedly deforms each time it is pinched, and the clip gradually loses elasticity and Draws open state from the bag and loses the clamping force against pockets etc. was there.       [0004]   In order to solve such a drawback, the invention of the cited document described below, “In writing instruments Clip holding device ". This invention was made by the present applicant, and its structure As shown in FIG. 5 (a), a long hole 9 is formed at the bent upper end 8 of the clip 7 and the long hole 9 is formed. A short tube in which the male screw 11 of the crown material 10 inserted through 9 is fixed inside the upper end of the cap 4 While pushing the coil spring 2 in the fixing member 3, the female member at the lower portion of the short tubular fixing member 3 is pressed. And fasten the bent portion 8a of the clip 7 to the near side of the short tubular fixing member 3. And the front end 8b of the bent upper end 8 is located on the rear side of the short tubular fixing member 3. A deep notch provided in the upper edge is flexibly engaged with the notch.       [0005]         [Patent Document]           Utility Model Registration No. 3039869 (left column of page 2, FIGS. 4 (a) and 4 (b))       [0006]     [Problems to be solved by the invention]   By the way, in the invention of the above-mentioned patent document, when the writing implement is stored in a pocket or the like. When the clip 7 is pulled away from the cap 4 as shown in FIG. The bent upper end 8 of the tap 7 is opposed to the elastic force of the coil spring 2 in the short tubular fixing member 3 so that the The spring 2 is deformed in the direction of compression. At this time, the clip 7 keeps its bent shape. In this state, the clip has a flexibility corresponding to the deep notch 6 in the short tubular fixing member 3. The lip 7 can be opened.       [0007]   The operation of opening the clip 7 in this manner is performed using the upper end of the shallow notch 5 as a fulcrum. It is. However, the state in which the clip 7 is tightly fitted into the shallow notch 5 (see FIG. 6A) ), The clip 7 cannot behave freely, and the clip 7 is opened with an unreasonable force. Doing so may cause the clip to deform.       [0008]   As shown in FIG. 6 (a), the clip 7 is folded into the shallow notch 5 of the short tubular fixing member 3. In consideration of the above-mentioned drawback when the curved upper end 8 is fitted, the upper end of the shallow notch 5 is formed in a semicircular shape. 5b, the clip 7 moves sideways due to the movement along the semicircular arc 5b. Since a problem arises, it is necessary to avoid the occurrence of such a lateral movement.       [0009]   The present invention has been made in view of the above circumstances, and the inside of the upper end of the cap is provided. The clip is bent over a shallow notch provided on the front upper edge of the short tubular fixing member In the structure where the ends are mated, the Krupp fits in a shallow notch without Brush to improve the freedom of opening and closing movement in the up and down direction in the extended support state An object of the present invention is to provide a clip holding device for a writing instrument.       [0010]     [Means for Solving the Problems]   In order to achieve the above object, the present invention provides a writing implement of the present invention. The top pinching device inserts the male screw of the crown into the long hole formed at the upper end of the bent of the clip, Insert the male screw into a coil spring in a short tubular fixing member fixed inside the upper end of the cap The male screw is connected to the lower center of the short tubular fixing member against the elastic force of the coil spring. To the female screw formed in The bent upper end of the clip fits into a shallow cutout provided in the front upper edge of the attaching member. The notch was provided with flexibility in a deep notch provided at the rear upper edge of the short tubular fixing member. The clip holding device for a writing instrument engaged in a state, wherein the short tubular fixing member is provided. A plurality of projections of the same height formed at the upper end of the shallow cutout provided at the upper edge on the front side of It is characterized by.       [0011]     [Embodiment of the invention]   Hereinafter, embodiments of the present invention will be described with reference to the drawings.       [0012]   As shown in FIGS. 3 and 4, the clip holding device 1 in the writing instrument of the present invention is Insert the male screw 11 of the crown material 10 into the elongated hole 9 formed at the bent upper end 8 of the clip 7, Coil spring in the short tubular fixing member 3 in which the male screw 11 is fixed inside the upper end of the cap 4 2 and the male screw 11 of the crown member 10 is fixed to the short tubular member against the elastic force of the coil spring 2. It is fastened to the female screw 12 formed at the center of the lower part of the attaching member 3 and the clip 7 is bent. A shallow notch 5 provided near the bent portion 8a of the upper end 8 at the front upper edge of the short tubular fixing member 3. While the front end 8b of the bent upper end 8 of the clip 7 is It has a configuration in which the deep notch 6 provided on the side upper edge is engaged in a state of having flexibility.       [0013]   In such a configuration, the present invention is shown in FIGS. 1 (a), (b), (c) and FIGS. 2 (a), (b). As described above, a plurality of protrusions are formed at the upper end of a shallow notch 5 provided on the front upper edge of the short tubular fixing member 3. The protrusions 5a are formed so as to have the same height.       [0014]   1 (a) and 1 (b), a short tubular fixing member 3 is provided at the upper end of a shallow notch 5. The plurality of protrusions 5a are formed at two positions separated along the upper end of the shallow notch 5. As a mountain-like projection.       [0015]   The number of the protrusions 5a provided at the upper end of the shallow notch 5 of the short tubular fixing member 3 is three or more. The upper ridge may be used. However, considering workability, as shown in FIG. It is preferable to use two ridges.       [0016]   With the above configuration, the clip 7 is opened or closed as shown in FIGS. Since a plurality of projections 5a are formed at the upper end of the shallow notch 5 forming a fulcrum of the The fulcrum (projection 5a) supporting the clip 7 is formed by a plurality of parallel point supports. The clip 7 is opened or closed by the amount having room around each mountain-shaped projection 5a. This improves the freedom of the operation.       [0017]   Therefore, in FIG. 2 (b), when the clip 7 is opened, Bending of the clip 7 with the plurality of projections 5a formed at the upper end of the shallow notch 5 as fulcrums The end 8 moves in the direction of compressing the coil spring 2 and is inserted into the deep notch 6 of the short tubular fixing member 3. In the range in which the tip 8b of the bent upper end 8 of the clip 7 can move up and down, 7 performs an opening operation against the elastic force of the coil spring 2 without deformation. Can be.       [0018]     [Effect of the invention]   As described above, according to the clip holding device of the writing instrument of the present invention, the key Shallow cutout in the upper edge on the near side of the short tubular anchoring member secured inside the upper end of the cap In the structure in which the bent upper end of the clip is fitted to the short tubular fixing member, At the top of the shallow notch, a plurality of protrusions were formed so that each had the same height. Allows for greater freedom in opening and closing clips. You.       [0019]   Therefore, when the clip is opened, the clip is not deformed unreasonably. The clip does not lie sideways and is only affected by the force of the coil spring. To open the clip freely.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 (a) is a view of a short tubular fixing member of a clip-clamping device of a writing instrument according to the present invention, in which a shallow cutout is viewed from the front, and FIG. FIG.
FIG. 3A is a sectional view taken along line AA of FIG. 2 (a) is a partial cross-sectional view of the writing instrument of the present invention in a state where the bent upper end of the clip is fitted in a shallow notch in the short tubular fixing member of the clip holding device, and FIG. 2 (b) is a clip in the deep notch. FIG. 4 is a longitudinal sectional view showing a state in which a bent upper end of FIG. FIG. 3 is an exploded sectional view of the clip holding device in the writing instrument according to the present invention; FIG. 4 is a side view showing a state where the short tubular fixing member of the clip holding device in the writing instrument of the present invention is fixed inside the upper end of the cap. FIG. 5A is a longitudinal sectional view in which a clip holding device having a conventional structure is fixed inside an upper end of a cap, and FIG. 5B is a longitudinal sectional view showing a state where the clip is opened in the same structure. . 6 (a) is a view showing a state in which a clip is fitted into a shallow notch in a short tubular fixing member of a conventional clip holding device, and FIG. 6 (b) is a clip in which the upper end of the shallow notch is formed in a semicircular shape; FIG. 6 is a view showing a state in which is fitted. [Description of Signs] 1 ... Clip clamping device 2 ... Coil spring 3 ... Short tubular fixing member 4 ... Cap 5 ... Shallow notch 5a ... Protrusion 6 ... Deep notch 7 ... Clip 8 ... Bending upper end 8a ... Bending portion vicinity 8b ... Top end Part 9: Slot 10: Crown 11: Male screw 12: Female screw

Claims (1)

[Claim 1] A male screw of a crown material is inserted into a long hole formed at the bent upper end of the clip, and the male screw is fixed inside the upper end of the cap. The male screw is inserted into a coil spring, and the male screw is fastened to a female screw formed at the lower center of the short tubular fixing member against the elastic force of the coil spring. The clip is fitted into a shallow notch provided in the upper edge on the front side, while the distal end of the bent upper end of the clip is provided with flexibility in the deep notch provided in the rear upper edge of the short tubular fixing member. A clip holding device for a writing instrument, wherein a plurality of projections having the same height are formed at the upper end of a shallow cutout provided at a front upper edge of the short tubular fixing member.