JPH0432312Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] This invention uses a knocking action to perform centering action and movement of design elements such as characters, and in addition to being used as a writing instrument, it also has the element of a kind of toy. This invention relates to a knob-type writing instrument with a decorative member.

[Prior art] This type of writing implement is known from Utility Application No. 1989-89320 (Utility Model Application No. 1984-190184) proposed by the present applicant.
Example), Utility Application No. 57-156910 (Sho 59-61985) (2nd example) and Utility Application No. 57-159682 (Sho 59-
64293) (3rd example), etc.

In the first example, a knock holder is fitted to the rear end of the core pipe, a design member is provided on the outer periphery of the outer cylinder, and this design member is inserted into a through hole provided in the outer cylinder, and the above-mentioned knock holder is fitted. A design action is provided that engages with the design movement.

In the second example, a notch holder is fitted to the rear end of the core pipe, a design member is provided on the outside of the outer cylinder, a long hole is provided in the outer cylinder in the axial direction, and the long hole is formed in the core pipe. A support member connected to the design member is fitted through the support member.

In the third example, a knock holder is fitted to the rear end of the core pipe, a decorative member is fixed to the outer periphery of the outer cylinder, and the actuating member inside this decorative member is movable through a drilled hole formed in the outer cylinder. The design member is inserted into the design member, and is provided with a design operation piece that is inserted into a through hole provided in the design member and engaged with the actuation member.

[Problem that the invention attempts to solve]

However, in all of the conventional writing instruments mentioned above, the design member is provided on the outer periphery or outside of the outer cylinder and protrudes to the side, so it may get in the way when it is stored in a pocket or case, or it may get in the way when writing. There was a problem that the design was also damaged.

[Means for solving problems]

As a result of intensive studies to solve the above-mentioned problems, the inventor of the present invention found that the above-mentioned problems were solved by the knock holder fitted to the rear end of the core pipe, the eraser with a cleaning needle attached to the knock holder, and the knock cap. It was discovered that this problem occurred because the design member was provided protruding from the side of the outer cylinder in order to avoid this problem.

Therefore, the writing instrument of the present invention solves the above problem by providing a design member on the rear end side of the core pipe, and as shown in the figure, the core pipe 2 can be freely moved inside the outer cylinder 1. In a lock-type writing instrument, which is stored, and the locking operation activates a lead feeding mechanism 3 provided at the tip of the lead pipe 2 to feed the lead 4 by a predetermined amount from the centering opening 5 at the tip of the outer cylinder 1. , an operating member 6 which also serves as a cap is detachably attached to the rear end of the core pipe 2;
A design member 7 is movably attached to the design member 7, and a design operation piece 9 is inserted into a through hole 8 provided in the design member 7 and is brought into contact with and engaged with the actuation member 6. Position regulation that is movably provided and that moves the design member 7 upward until the stopper portion 16 provided on the design member 7 comes into contact with the stepped portion 17 of the actuating member 6 to regulate the operation start position of the design action piece 9. A spring 10 is provided between the actuation member 6 and the design member 7 or the design movement piece 9.

[Effect]

The position regulating spring 1 is removed by knocking the design member 7.
0 or by the spring force thereof, the movement of the design member 7 causes the design operation piece 9 engaged with the actuation member 6 to operate. Almost at the same time, the movement of the design member 7 is transmitted to the actuating member 6 via the spring 10, the actuating member 6 and the core pipe 2 are moved, and the core feeding mechanism 3 provided at the tip of the core pipe 2 is actuated. Then feed out the core 4.

〔Example〕

Embodiments of the writing implement of the present invention will be described below with reference to the drawings.

FIG. 1 is a longitudinal sectional view showing one embodiment of the writing instrument of the present invention.

In FIG. 1, 1 is an outer cylinder, 5 is a core opening at the tip of the outer cylinder 1, and 2 is a core pipe disposed within the outer cylinder 1 so as to be movable in the axial direction, and a core 4 is housed inside. A core feeding mechanism 3 is provided at the tip of the core pipe 2.

This core feeding mechanism 3 includes, for example, a chuck 11 attached to the tip of the core pipe 2, a chuck ring 12 fitted into the chuck 11,
It consists of a sleeve 13 that comes into contact with the rear end of the chuck ring 12 to restrict its backward movement, a spring 14 for buffering excessive pen pressure that pushes the sleeve 13 forward, and a notch spring 15 that pushes the lead tank 2 and rearward. By the knocking action, the lead tank 2 and the chuck 11 attached to it and fitted into the chuck ring 12 are moved against the spring 15 or by the spring force of the spring 15 to open and close the chuck 11, and the lead 4 is moved from the chuck 11 by the feed distance. It can be fed out by a length of a and sent out from the centering port 5.

An operating member 6, which also serves as a cap, is detachably attached to the rear end of the core pipe 2. Since the actuating member 6 also serves as a cap, the core 4 inside the core pipe 2 does not come out.

The operating member 6 includes a snowman, a robot, an animal, and other character products popular among children, and in this example, a design member 7 in the shape of a robot.
is movably attached. 16 is the operating member 6
The design member 7
is installed on the inner surface of the In this example, design member 7
The opening side of the outer cylinder 1 also covers the rear end of the outer cylinder 1.

A through-hole 8 is provided in opposite sides of the design member 7, and a design operation piece 9 forming a part of the design member 7 inserted into the hole surface of the through-hole 8 is in contact with the actuation member 6. It is pivotally supported by a pivot shaft 18. In the example shown in FIG. 1, the design motion pieces 9 become the robot's hands.

The inner end of the design operation piece 9 is engaged with an engagement portion 19 formed on the outer surface of the operation member 6. This engaging portion 19 is an inclined surface portion (which may be a curved surface or a flat surface) formed by reducing the head portion of the actuating member 6.

A position control is provided between the head of the design member 7 and the head of the actuating member 6 to move the design member 7 upward until the stopper portion 16 abuts the stepped portion 17 and to restrict the movement start position of the design action piece 9. A spring 10 is provided. In this embodiment, the position regulating spring 10 is
The spring force is made weaker than that of the spring 15 for the knob. The design movement piece 9 is positioned at the solid line position shown in the first figure by this spring 10.

According to the embodiment of FIG. 1 having such a configuration, when the design member 7 is moved by a knocking action against the position regulating spring 10 or by its spring force,
Due to this movement of the design member 7, the design movement piece 9 engaged with the engaging portion 19 of the actuation member 6 rotates around the pivot shaft 18, thereby performing an action of moving both hands of the robot up and down. Almost at the same time, the movement of the design member 7 is transmitted to the actuating member 6 via the spring 10, the actuating member 6 and the core pipe 2 are moved, and the core feeding mechanism 3 provided at the tip of the core pipe 2 is actuated. Then feed out the core 4.

If the knocking operation is performed continuously, the vertical movement of the design action piece 9 can be repeatedly performed for centering.

FIG. 2 shows a vertical cross-sectional view of the main parts showing another embodiment. In this embodiment, the limbs, eyes, etc. of the robot design member 7 are expressed by multiple types of design movement pieces 9, and these are moved together with the core feed. It was designed so that Reference numeral 20 denotes a spring that can be retracted by its spring force when the eye design operation piece 9 is inserted or removed.

FIG. 3 shows a vertical cross-sectional view of the main parts of another embodiment, in which the design member 7 is movably attached only to the operating member 6.

FIG. 4 shows a vertical cross-sectional view of the main part showing another embodiment, and this embodiment is an example using a design member 7 representing a snowman, which engages with the inner end of a design movement piece 9 that becomes both hands. This is a case where the engaging portion 19 is an engaging hole, and the position regulating spring 10 is provided between the head of the actuating member 6 and the design operating piece 9.

In both embodiments, the spring force of the position regulating spring 10 is made weaker than that of the knob spring 15.
There is no problem in making it stronger than the spring 15 for the knob. In this case, after core feeding, the design member 7
By pushing against the spring 10, the design movement piece 9
The following actions can be performed.

Further, in the present invention, it is preferable to provide an eraser or an eraser with a cleaning needle removably fitted to the inner periphery of the rear end of the lead tank 2.

[Effect of idea]

As is clear from the above, according to the present invention, the core pipe 2 is movably housed in the outer cylinder 1, and the core feeding mechanism 3 provided at the tip of the core pipe 2 is actuated by a knocking operation to release the core 4. In the knob-type writing instrument, in which a predetermined amount of the core is fed out from the centering port 5 at the tip of the outer cylinder 1, an operating member 6 which also serves as a cap is detachably attached to the rear end of the lead pipe 2, and this operating member 6
A design member 7 is movably attached to the design member 7, and a design operation piece 9 is inserted into a through hole 8 provided in the design member 7 and is brought into contact with and engaged with the actuation member 6. Position regulation that is movably provided and that moves the design member 7 upward until the stopper portion 16 provided on the design member 7 comes into contact with the stepped portion 17 of the actuating member 6 to regulate the operation start position of the design action piece 9. Since the spring 10 is provided between the operating member 6 and the design member 7 or the design action piece 9, the core feeding action and the action of the design action piece 9 of the design member 7 can be performed by the knocking action. Not only can we provide a knock-type writing instrument that functions as a toy, but since the design member 7 and the operating member 6 are provided on the rear end side of the lead tank 2, it is easy to use when storing it in a pocket or case, or when writing. Not only is there less chance of getting in the way, but the design is also better.

[Brief explanation of the drawing]

FIG. 1 is a longitudinal cross-sectional view showing one embodiment of the writing instrument of the present invention, and FIGS. 2 to 4 are longitudinal cross-sectional views of essential parts showing other embodiments. DESCRIPTION OF SYMBOLS 1... Outer cylinder, 2... Core pipe, 3... Core feeding mechanism, 4... Core, 5... Centering port, 6... Operating member, 7... Design member, 8... Through hole, 9 ... Design movement piece, 10 ... Position regulating spring, 15 ... Knot spring, 16 ... Retaining part, 17 ... Stepped part,
18... Pivot shaft, 19... Engaging portion, 20... Spring.

Claims (1)

[Claims for Utility Model Registration] A core pipe 2 is movably housed in an outer cylinder 1, and a knocking action activates a core feeding mechanism 3 provided at the tip of the core pipe 2 to move the core 4 into the outer cylinder 1. In this type of writing instrument, an operating member 6 which also serves as a cap is removably attached to the rear end of the lead pipe 2, and this operating member 6
A design member 7 is movably attached to the design member 7, and a design operation piece 9 is inserted into a through hole 8 provided in the design member 7 and is brought into contact with and engaged with the actuation member 6. Position regulation that is movably provided and that moves the design member 7 upward until the stopper portion 16 provided on the design member 7 comes into contact with the stepped portion 17 of the actuating member 6 to regulate the operation start position of the design action piece 9. A knob-type writing instrument with a decorative member, in which a spring 10 is provided between the operating member 6 and the decorative member 7 or the decorative operating piece 9.