JP4340980B2 - Multi-line quote instrument - Google Patents

Description

  The present invention is for writing a plurality of parallel lines such as English 4 lines, music 5 lines, mathematical graphs, etc., a plurality of curves drawn with a compass, circles, etc. on a black and white board, whiteboard, paper, etc. It relates to line quoting equipment.

At the time of class, it is necessary to explain using 4 parallel lines of clear English, 5 lines of music, mathematical graphs, etc., but it is very difficult to write them accurately in freehand, It takes time and it is not uncommon to reduce student concentration.
It is how you can draw a beautiful line easily in a short time without spending time on drawing. They sometimes bring small blackboards drawn in advance to the classroom, but they are very heavy and inconvenient to move.
Therefore, the following patent documents exist. That is, in the literature, since the chalk is exposed most of the length, the powder scatters around and contaminates surrounding objects.
In particular, since a plurality of chokes are provided instead of one, the amount of scattering is considerable.
Moreover, since the panels formed in a flat plate shape were joined to each other, a strong spring was necessary, and a person with weak grip could not be lightly pressed with a finger. The length of the writing instrument such as chalk could not be confirmed, and it was necessary to change the writing instrument in the middle of drawing. When storing, chalk etc. adhered to the main body, so it was difficult to store it, and it was uneven, so it could not be put in a bookshelf.
Shokai 50-144739

The present invention makes it possible to quickly and accurately write a plurality of parallel lines such as four lines of English, five lines of music, a mathematical graph, etc. on a black and white board, whiteboard, paper, etc. with a writing instrument, The writing tool can be put in and out and the length can be adjusted easily and freely with the finger of one hand, and the writing tool such as chalk and oil-based felt pen is not exposed as much as possible, so that the powder does not scatter around. The length of writing instruments such as chalk can be confirmed without polluting surrounding objects.

In order to solve the above problems, the present invention inserts a plurality of writing instruments in parallel into the respective long holes provided on the front side surface of the holder main body, and further intersects the entire length of the hole and is orthogonal to the long hole. By forming a book upper opening lateral groove on the upper surface of the holder body, by positioning a pressing rod that presses the writing tool in the elongated hole from above with a spring in this upper opening lateral groove, and lifting this pressing rod to the lever, Multi-line citation device that can write accurate English 4 lines, etc., and reduce the scattering of the powder as much as possible.

(1) According to claim 1, since the writing instrument is exposed from the front side of the holder body, only its tip, that is, the minimum necessary part for writing a line, and the other part is covered, so that the powder is surrounded by It is possible to write as many parallel lines as 4 lines of English, 5 lines of music, mathematics graphs, etc., without reducing the splattering as much as possible.
In addition, the lever can be used to press and release all the writing tools at the same time, so the lever operation can be easily adjusted with just one fingertip of the lever. .
(2) According to the second aspect, since the viewing portion of the writing instrument corresponding to each of the long holes is provided on the upper surface of the holder body, the length of the writing instrument such as chalk can be confirmed, and the writing instrument is exchanged during the drawing. No longer to do.

(3) According to claim 3, not only the pressing bar but also the holder body does not protrude from the upper wall surface, so the main body has no irregularities and can be put in a bookshelf, etc. It is.
(4) According to claim 4, since it has a writing tool spare long slot formed on the rear side surface and between the long holes, there is no need to bring a separate case for putting a writing instrument such as spare chalk. Also, when not used as a line drawing, it can be used as a chalk case.

(5) According to the fifth aspect of the present invention, since the housing long hole is closed and the cover is turned upside down, it is possible to easily put in and out the preliminary writing instrument formed between the long holes.
(6) According to the sixth aspect, a magnet can be attached to the lower surface of the holder body and can be attached to a magnetic material office device such as a black-and-white board or a desk.

(7) According to the seventh aspect, since an elastic band such as sponge or rubber is attached to the inner surface of the pressing rod, it is delicately fixed without damaging a writing instrument such as a chalk or an oil felt felt pen. Can do.

(8) According to claim 8, since the fulcrum rod is located adjacent to the writing instrument insertion long hole on the front side surface of the holder body, the compass function is exhibited with the fulcrum rod as an axis, which is not possible with a normal compass. You can write multiple curves, circles, etc. at once possible.
(9) According to the ninth aspect, when drawing a plurality of circular lines, the fulcrum rod is used by drawing the writing instrument to an arbitrary length by sliding the operation element, and in the case of linear drawing, it is stored and does not get in the way.
(10) According to claim 10, at the time of circular drawing, the holder main body can be rotated by picking the fulcrum rod for the knob inserted at the rear end of the advanced fulcrum rod, and the drawing becomes easy.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a description will be given based on the drawings showing an embodiment of the present invention.

As shown in FIG. 1, the holder main body 1 is rectangular and has a certain thickness, for example, a book-like thickness, and the long holes 2 are arranged in parallel from the rear side surface 1c to the front side surface 1a. A plurality of writing tools C such as chalk and oil-based felt pens are inserted into the long holes 2 from the mouth portion 2a of the front side surface 1a.
Thus, as shown in FIG. 3, a preliminary writing instrument Ca may be provided. Further, an upper opening lateral groove 3 perpendicular to the entire length hole 2 is formed on the upper surface 1b of the holder body 1, and a pressing rod 4 for pressing the writing instrument C is positioned in the upper opening lateral groove 3. ing. The pressing bar 4 connects the lever 5 and is formed in a U shape. Specifically, the U-shaped lever 5 includes a lever 5a at both ends positioned in a longitudinal groove 6 parallel to the space between the long holes 2, a pressing rod 4 for connecting the lever, and a horizontal lever 5b operated by a fingertip. And are connected by pins 7 and 8.
The longitudinal grooves 6 prevent the levers 5a from projecting from the upper surface 1b of the holder body 1, so that the holder body 1 has no irregularities and can be stored in a bookshelf or the like.

Further, springs 9 are respectively provided in the middle of the both end levers 5a. Specifically, the spring 9 is coiled, and its both ends 9a are hooked on the upper surface of the levers 5a and the holder body 1, and the springs force the levers 5a downward X, that is, the pressing rod 4 is on the writing instrument C side. It is repressed.
An elastic band 10 such as sponge or rubber is attached to the lower surface of the pressing bar 4 so as to make this repression more effective.
The upper surface 1b of the holder body 1 is provided with a viewing portion 11 for the writing tool C corresponding to each of the long holes 2, and the length of the writing tool C, that is, the presence or the degree of wear can be confirmed.
In the drawings of the embodiment, small holes are used, but there is no need to provide them if they are transparent materials.

On the rear side surface 1c, a spare storage long hole 12 is formed between the long holes 2 so that the preliminary writing instrument Ca can be stored. Thereby, when it is not necessary to bring a separate case for storing the writing instrument C such as a spare chalk, and when there is no need to draw a line, it can be used as a chalk holder.
The reserve slot 12 is closed by a cover 14 that is reversibly supported by a shaft 13 as shown in FIG. The cover 14 allows the spare writing instrument Ca to be taken in and out easily with one hand.
Further, a long hole 16 penetrating from the front side surface 1a to the rear side surface 1c is provided adjacent to the long hole 2 of the writing instrument C, and a fulcrum rod 15 for a circular multi-drawing tool is inserted. An elastic protrusion 17 such as a sponge or rubber is provided at the tip of the fulcrum rod 15 to prevent slippage when contacting a black and white plate, whiteboard, paper, or the like.

A manipulator 18 is provided behind the fulcrum rod 15 to be picked up when the fulcrum rod 15 is advanced and retracted. Specifically, a plurality of slits 19 that communicate with the insertion slot 16 of the fulcrum rod 15 and are orthogonal to each other are provided by opening 19 a from the side of the holder body 1. Slide in 20 and stop at any position of slit 19.
Moreover, when this fulcrum rod 15 is taken out, the fulcrum rod 21 for knobs is inserted in the back end, and it is used as a knob | pick when drawing a circular line as shown in FIG.
Thus, the cover 14 may also be provided in the auxiliary storage long hole 12 and the long hole 16 of the fulcrum rod 15.
An appropriate number of magnets 22 are provided on the lower surface of the holder body 1 to adhere to magnetic material office equipment such as black and white plates and desks. In addition, the holder body 1 is provided with a hanging strap 23 so that the multi-line quote device can be easily carried.
[Usage order]

Next, the order of use of the present invention will be described. First, as shown in FIG. 4, when the horizontal lever 5b is pushed downward, the pressing bar 4 is reversed upward, and the desired number is obtained from the mouth portion 2a of the front side surface 1a. If the writing instrument C such as the chalk or oil-based felt pen is inserted and returned to the position based on the horizontal lever 5b, the writing instrument C is pressed and held.
Thus, the holder body 1 is lifted, and the horizontal lever 5b is pushed down at an angle of about 3 cm from the ground surface at an angle that is perpendicular to the plane of the desk or the like, the writing instrument C is lowered, and the length is adjusted again. Return the horizontal lever 5b to its original position. In this state, preparation is complete, and the holder body 1 can be moved up and down and left and right at an angle of about 45 degrees with respect to black and white boards, white boards, paper, etc., and a plurality of straight lines can be drawn as shown in FIG. Become.
Subsequently, when drawing a plurality of curves, circles and the like drawn with a compass, the operator 18 is slid into the lateral groove 20, stopped at an arbitrary position of the slit 19, and adjusted to a desired length.
In this state, a knob fulcrum rod 21 is inserted into the rear end of the fulcrum rod 15, and a circular line is drawn as shown in FIG. 10 as a central knob as shown in FIG. Of course, the writing implement C corresponds to the number.

Perspective view of multi-line quote instrument Side view Cross-sectional side view Partial enlarged sectional view Partial enlarged perspective view Partial perspective view Side view just before use Straight line drawing Figure drawn above Front view just before curves, circles, etc. Figure drawn above

Explanation of symbols

C Writing instrument
1 Holder body
2 Long hole
3 Upper opening lateral groove
4 Press rod
5 Lever
9 Spring
15 fulcrum rod
16 Insertion slot

Claims (10)

A writing tool such as a plurality of chalks and oil-based felt pens is inserted in parallel, and a holder body having a long hole through which the writing tool protrudes from the front side surface, and further formed on the upper surface of the holder body, and spans between the full length holes. The upper opening horizontal groove that is orthogonal to the long hole, and is positioned in the upper opening horizontal groove, and is connected to the pressing bar that presses the writing tool in the long hole from above with a spring. And a lever for lifting the pressing bar against a spring. 2. The multi-line citation device according to claim 1, wherein a peeping portion for a writing instrument corresponding to each elongated hole is provided on the upper surface of the holder body. Continuing with the upper opening groove where the pressing rod is located, a vertical groove parallel to the gap between the long holes is formed on the upper wall of the holder body, and an operation lever pulled out from the pressing rod at a right angle is attached to the vertical groove with a spring. The multi-line citation device according to claim 1, wherein the multi-line quote device is stored so as not to protrude from the upper wall surface of the holder body. 2. The multi-line citation device according to claim 1, wherein a preliminary storing long hole for a writing instrument formed between the long holes is formed on the rear side surface. 2. The multi-line citation device according to claim 1, further comprising a cover that normally closes the auxiliary storage slot and allows the writing instrument to be taken out by being inverted upward. 2. The multi-line citation device according to claim 1, wherein a magnet for adhering to a magnetic material office device such as a black and white plate or a desk is mounted on the lower surface of the holder body. 2. The multi-line citation device according to claim 1, wherein an elastic band such as sponge or rubber is attached to the inner surface of the pressing rod to repress the writing instrument. The front side is provided adjacent to the long hole of the writing instrument, and has a fulcrum rod for circular drawing that protrudes from the long hole, and an elastic protrusion such as sponge or rubber at the tip of the fulcrum rod. The multi-line quote device according to claim 1. In addition to communicating with the insertion long hole of the fulcrum rod, a plurality of orthogonal slits are opened from the side of the holder main body, and stopped at an arbitrary position of the slit as the fulcrum rod advances and retracts. The multi-line citation device according to claim 1 or 8, wherein an operation element protruding from the opening is provided behind the fulcrum rod. 10. The multi-line quoting device according to claim 1, wherein the fulcrum rod for pinching is inserted into the rear end of the fulcrum rod that has straightly moved through the long hole of the holder body.

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