Timing device

A compact timekeeping device with a seat plate and elastic stopwatch support member simplifies time measurement in iaido training, addressing the need for accuracy and ease of use in sword drawing and sheathing exercises.

JP3249732UActive Publication Date: 2025-01-09池田 长正
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Patent Information

Application Number
JP2024003691U
Authority / Receiving Office
JP · JP
Patent Type
Utility models
Current Assignee / Owner
Filing Date
2024-11-07
Publication Date
2025-01-09
Estimated Expiration
2034-11-07

AI Technical Summary

Technical Problem

Existing methods for measuring the time required for sword drawing and sheathing in iaido training are inaccurate without an assistant and cumbersome with large-scale devices, and small, simple solutions are not feasible due to complexity and cost.

Method used

A compact timekeeping device with a seat plate, rods, and an elastic stopwatch support member that allows time measurement by pressing a top plate to start/stop an electronic stopwatch, eliminating the need for manual button pressing.

Benefits of technology

Enables accurate and easy time measurement during iaido training without an assistant, using a simple and cost-effective device configuration.

✦ Generated by Eureka AI based on patent content.

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Abstract

To provide an easily usable time measuring device capable of measuring the time required for a series of movements from unsheathing a sword to sheathing it in iaido, as accurately as possible, even without an assistant to measure the time required for the series of movements, when training the series of movements from unsheathing a sword in iaido. [Solution] A timing device support 3 is made up of a seat plate 31, a pair of rod bodies 32, 32 fixed upright at a specified distance from each other on the top surface of the seat plate 31, an upper plate 33 spanning the upper ends of both rod bodies 32, 32 and installed so as to be freely displaceable up and down along both rod bodies 32, 32, and a stopwatch support member 34 fixed to the top surface of the seat plate 31 between both rod bodies 32, 32, and an electronic stopwatch 2 is attached in the recess 34a of the stopwatch support member 34 to form a timing device 1.
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Description

[Technical field]

[0001] The present invention relates to a timing device that is configured to measure time by indirectly operating an electronic stopwatch. [Background technology]

[0002] One method of training Iai involves repeating the series of movements: pretending to be an opponent with a coin, throwing a coin forward while wearing a sheathed sword, drawing the sword from the sheath and striking the opponent with the coin, and then sheathing the sword. The effectiveness of this training can be effectively evaluated by measuring the time it takes to complete the series of movements from drawing the sword to sheathing it. Summary of the Invention [Problem to be solved by the invention]

[0003] The time required for the series of movements can be measured using, for example, a stopwatch. In this case, if there is an assistant who operates the stopwatch separately from the person performing the movements, the time required for the movements can be measured accurately, but if there is no such assistant, it is difficult to measure the time accurately. When performing the above training alone, it is necessary to hold a stopwatch in one hand and press the start / stop button before and after the movements from unsheathing the sword to sheathing it, which is cumbersome, and because an extra movement is added to the above series of movements, it is not possible to objectively evaluate the movements from the timing results. It is also possible to configure a sensor device that detects the movements from unsheathing the sword to automatically measure the time required for the above movements, but this would require a large-scale device configuration and would be expensive, making it difficult to use.

[0004] In consideration of the above problems, the present invention aims to provide a timing device that can measure the time required for the series of movements in Iaijutsu from unsheathing the sword to drawing the sword as accurately as possible and that can be used easily, even without an assistant to measure the time required for the series of movements. [Means for solving the problem]

[0005] In order to solve the above problems, the timing device of the present invention is a timing device comprising a seat plate, a pair of rods fixed to the top surface of the seat plate with a predetermined gap between them, an upper plate that is bridged between the upper ends of both rods and is installed so as to be freely displaceable up and down along the two rods, and a stopwatch support member fixed to the top surface of the seat plate between the two rods, and an electronic stopwatch, The stopwatch is supported within the stopwatch support member in a vertical orientation within a recess provided on the surface of the stopwatch support member, with the timing start / stop operation button of the stopwatch positioned directly below the upper plate, and is configured so that by pressing the upper plate downward, the operation button of the stopwatch is pressed against the underside of the upper plate, thereby starting and stopping the timing.

[0006] The timing device of the present invention is a timing device comprising a seat plate, a rod body fixed upright on the top surface of the seat plate, a top plate installed at the top end of the rod body so as to be movable up and down along the rod body, and a stopwatch support member fixed to the top surface of the seat plate, and an electronic stopwatch, The stopwatch is supported in the stopwatch support member in a vertical orientation in a recess provided on the surface of the stopwatch support member, with the timing start / stop operation button of the stopwatch installed directly below the upper plate, and configured so that by pressing the upper plate downward, the operation button of the stopwatch is pressed on the lower surface of the upper plate to start / stop timing. This is an embodiment in which the upper plate is supported on the stopwatch support member in a cantilever style by a single rod body.

[0007] In the timekeeping device having the above-mentioned configuration, the stopwatch support member is made of an elastic material, and has a concave groove that opens upward at the top of a recess provided on the surface of the stopwatch support member, and the stopwatch is supported in the stopwatch support member with an operating button recessed in the concave groove, When the upper plate is pressed downward, the upper part of the stopwatch support member pressed against the underside of the upper plate elastically deforms downward, causing the operation button of the stopwatch to be pressed against the underside of the upper plate, thereby starting / stopping timing.

[0008] In addition, the timing device of the above configuration can be configured so that the upper plate is elastically biased upward by a coil spring, and by pushing the upper plate downward against the elastic force of the coil spring, the operation button of the stopwatch is pressed by the underside of the upper plate, thereby starting / stopping timing.

[0009] The timing device of the above configuration is assembled by fitting the stopwatch into the recess of the stopwatch support member of the timing device support. The timing operation to measure time with the stopwatch is performed by pushing the upper plate of the timing device support downward, and the downward pushed upper plate hits the operation button of the stopwatch and the operation can be started or stopped by pressing the operation button.

[0010] In the above-mentioned Iai training, the timing device having the above-mentioned configuration can be used for timing, for example, as follows. First, a desk or table is placed in the space where the iai will be performed and a timing device is placed on top of it. The trainee stands next to the desk or stand with the sword sheathed and worn, throws a coin forward with one hand, immediately strikes downward on the top plate of the timing device with the hand that threw the coin, grasps the handle of the sword and draws it, striking the coin with this blow, and then sheathes the sword back into the sheath, then strikes downward on the top plate of the timing device to stop the timing operation of the stopwatch.

[0011] The series of movements described above from unsheathing the sword to sheathing it is repeated while recording the timing results with the stopwatch, and the recorded timing results can be used to evaluate whether the participant has become able to complete the series of movements smoothly and in a short period of time. Instead of striking the top plate of the timing device with a hand as described above, the timing start / stop operation of the stopwatch may be performed by striking the top plate with the handle of a sword.

[0012] The timing result of the stopwatch can be reset by pressing the reset button while the stopwatch is fitted into the recess of the stopwatch support member, or by removing the stopwatch from the recess and then pressing the reset button. Furthermore, the timing device of the present invention can be used as a timing tool for use in other martial arts, competitive sports, games, recreation, and the like, in addition to the training of Iai as described above. Effect of the Invention

[0013] With the timing device of the present invention, when practicing the series of movements in Iaijutsu from unsheathing the sword, one can accurately measure the time required for said series of movements by oneself without the need for an assistant. In addition, the device configuration is simple, so it can be used easily. [Brief description of the drawings]

[0014] [Figure 1] 1 is an external view of a timing device according to an embodiment of the present invention; [Diagram 2] 2 is a front half-view diagram showing a main part of the timing device of FIG. 1 in a cutaway view. [Diagram 3] 2 is a front half-view diagram showing a main part of the timing device of FIG. 1 when the upper plate is pressed. FIG. [Figure 4] FIG. 4 is an external view of a timing device according to another embodiment of the present invention; [Diagram 5] 5 is a front half-view diagram showing a main part of the timing device of FIG. 4 in a cutaway view. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0015] A preferred embodiment of the present invention will now be described with reference to the drawings. It should be noted that the following embodiments are merely examples for explaining the present invention, and the present invention is not limited to the embodiments.

[0016] FIG. 1 shows the appearance of a timing device according to one embodiment of the present invention. As shown in the figure, the timing device 1 is made up of a stopwatch 2 and a timing device support 3, and is assembled by fitting the stopwatch 2 into a recess 34a of a stopwatch support member 34 of the timing device support 3. The timing device 1 is configured so that the timing start / stop operation of the stopwatch 2 can be performed by indirectly pressing the upper plate 33 of the timing device support 3 downward, without the need to hold the stopwatch 2 in one hand and press the operating button with a finger.

[0017] In detail, the stopwatch 2 can be an electronic stopwatch that displays the timing result digitally, and can be configured as a disk with a protruding button 2a on its outer periphery for starting and stopping the timing. As described below, the timing device 3 operates the stopwatch 2 by pressing the upper plate 33 of the timing device support 3 against the operating button 2a of the stopwatch 2. Since the stopwatch 2 is subjected to impact at this time, it is preferable to use a device with good impact resistance.

[0018] As shown in Figure 1, the timepiece support 3 is composed of a base plate 31, a pair of rod bodies 32, 32 fixed upright on the upper surface of the base plate 31 with a specified gap between them, an upper plate 33 spanning the upper ends of both rod bodies 32, 32 and installed so as to be freely displaceable up and down along both rod bodies 32, 32, and a stopwatch support member 34 fixed to the upper surface of the base plate 31 between both rod bodies 32, 32.

[0019] The seat plate 31 is a plate material of an appropriate length, and rod bodies 32, 32 of an appropriate length and circular cross section are fixed upright on the upper surface of both ends of the seat plate 31. As shown in Figure 2, the upper ends of both rod bodies 32, 32 have small diameter parts 32a, 32a that are thinner than the lower parts.

[0020] The upper plate 33 is a plate material of approximately the same length as the seat plate 31, and the small diameter portions 32a, 32a of the rod bodies 32, 32 are inserted into holes 33a, 33a formed on both ends of the upper plate 33, so that the upper plate 33 is bridged between the upper ends of the rod bodies 32, 32. The upper plate 33 is attached so that it can be displaced up and down by an appropriate width at the upper ends of both rod bodies 32, 32. Each of the members constituting the support member 3, that is, the seat plate 31, the rod bodies 32, 32 and the upper plate 33, can be made of an appropriate material such as wood, steel, or synthetic resin.

[0021] The sports watch support member 34 is formed in the shape of a block placed on the upper surface of the seat plate 31 using elastic rubber, synthetic resin material, or other appropriate material having elasticity, and is fixed to the center of the upper surface of the seat plate 31. The sports watch support member 34 is formed at a height that fits between the upper surface of the base plate 31 and the lower surface of the top plate 33, and a recess 34a is formed on one surface of the sports watch support member 34, which is hollowed out along the outer shape of the stopwatch 2 and can hold the stopwatch 2 by fitting it vertically inside. In addition, a recess 34b that is connected to the recess 34a and opens upward is formed on the upper part of the recess 34a, and when the stopwatch 2 is fitted and attached in the recess 34a, the operation button 2a of the stopwatch 2 is immersed in the recess 34b to support the stopwatch 2. Silicone resin or urethane resin can be suitably used as the molding material for the sports watch support member 34.

[0022] The timing device 1 of this embodiment, which is made up of these respective members, is assembled by fitting and mounting the stopwatch 2 into the recess 34a of the stopwatch support member 34 of the timing device support 3. As shown in Figure 2, the assembled timing device 1 has the top plate 33 positioned closely above the operating button 2a of the stopwatch 2 fitted into the recess 34a, and when measuring time with the stopwatch 2, as shown in Figure 3, by pressing the top plate 33 downward, the upper part of the stopwatch support member 34 pressed by the underside of the top plate 33 elastically deforms downward, and as a result, the operating button 2a of the stopwatch 2 is pressed by the underside of the top plate 33, thereby starting and stopping the operation of the stopwatch 2.

[0023] 4 and 5 show another embodiment of the timing device 1, in which shafts 35, 35 that span from the upper surface of the seat plate 31 to the lower surface of the upper plate 33 are provided on both sides of the stopwatch support member 34 of the timing device support 3, and coil springs 36, 36 are wound around the outer peripheries of both shafts 35, 35, respectively, so that the upper plate 33 is elastically urged upward by both coil springs 36, 36. In this embodiment, flanges 32b, 32b that engage with the upper surface of the upper plate 33 are provided at the upper ends of both rods 32, 32.

[0024] In such a timing device 1, by pressing the upper plate 33 downward against the elastic force of the coil springs 36, 36, the operating button 2a of the stopwatch 2 is pressed by the underside of the upper plate 33, thereby making it possible to start and stop timing.

[0025] It should be noted that the illustrated configurations of the timing device 1, stopwatch 2, and timing device support 3 are merely examples, and the present invention can be configured in other appropriate configurations. [Explanation of symbols]

[0026] 1 Timing device, 2 Stopwatch, 2a Operation button, 3 Timing device support, 31 Base plate, 32, 32 Rod body, 33 Upper plate, 34 Stopwatch support member, 34a Recess, 34b Groove portion, 35, 35 Shaft portion, 36, 36 Coil spring

Claims

1. A timing device comprising a seat plate, a pair of rods fixed to the top surface of the seat plate with a specified gap between them, an upper plate that is bridged between the upper ends of both rods and is installed so as to be freely displaced up and down along the two rods, and a stopwatch support member that is fixed to the top surface of the seat plate between the two rods, and an electronic stopwatch, The stopwatch is supported within the stopwatch support member in a vertical orientation within a recess provided on the surface of the stopwatch support member, with the stopwatch start / stop operation button positioned directly below the upper plate, and the timing device is configured so that by pressing the upper plate downward, the operation button of the stopwatch is pressed against the underside of the upper plate, thereby starting and stopping timing.

2. A timing device comprising a seat plate, a rod body fixed upright on the top surface of the seat plate, a top plate installed at the top end of the rod body so as to be movable up and down along the rod body, and a stopwatch support member fixed to the top surface of the seat plate, and an electronic stopwatch, The stopwatch is supported within the stopwatch support member in a vertical orientation within a recess provided on the surface of the stopwatch support member, with the stopwatch start / stop operation button positioned directly below the upper plate, and the timing device is configured so that by pressing the upper plate downward, the operation button of the stopwatch is pressed against the underside of the upper plate, thereby starting and stopping timing.

3. The stopwatch support member is made of an elastic material and has a groove that opens upward at the top of a recess provided on its surface, and the stopwatch is supported in the stopwatch support member with an operating button recessed in the groove, The timing device described in claim 1 or 2, characterized in that when the upper plate is pressed downward, the upper part of the stopwatch support member pressed by the underside of the upper plate elastically deforms downward, causing the stopwatch operation button to be pressed by the underside of the upper plate, thereby starting / stopping timing.

4. The timing device according to claim 3, characterized in that the upper plate is elastically biased upward by a coil spring, and by pushing the upper plate downward against the elastic force of the coil spring, the operation button of the stopwatch is pressed by the underside of the upper plate, thereby starting / stopping timing.