JPH1156530A - Chair with weighing scale - Google Patents

Abstract

PROBLEM TO BE SOLVED: To measure weight and a weight/fat rate in the state of sitting by providing a load measuring part at a seat part or leg part. SOLUTION: The load measuring part 1 being a load measuring means is arranged on the top of the seat part of a chair. Then, the part 1 can measure a load by itself and the reaction of the part 1 is supported by the part 2 at the time of measuring weight. Legs 3a and back parts 4a and 4b are integrated with the part 2 and a back part 4c is integrated with the parts 4a and 4b. In addition, leg supporters 3b and 3c are integrated with the legs 3a. When a person sits down on the chair and places the whole weight of him on the part 1 by lifting his legs from a floor, the weight of the sitting person is measured, the result is transmitted to a display part 5a fixed to a part of the part 2 through a signal wire 6 to display on its visual display part 5b and the sitting person can see the display in the state of keeping sitting.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the structure of a chair provided with an instrument for measuring weight and the like.

[0002]

2. Description of the Related Art A conventional weight measuring apparatus functions only to measure weight and fat percentage, and is measured by standing on the measuring instrument when measuring weight and fat percentage. However, there is an inconvenience in that the measuring instrument must be taken out of the way at the time of measurement, and the person himself has to move and stand while performing the measurement, and there is a problem that the elderly person is troublesome.

[0003]

In the conventional weight measuring device, the measuring device is taken out of the way at the time of measurement, and the inconvenience that the person has to move to and measure while standing is solved. An object of the present invention is to provide a chair capable of measuring body weight and fat percentage.

[0004]

The object of the present invention is to provide a load measuring unit at least in a part of a chair, an electric resistance measuring unit and an electric resistance measuring terminal, and a display unit for each measured value and a measured value based on the measured values. The conversion numerical value is achieved by providing a visual display unit and a voice expression unit.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will now be described with reference to FIGS.
This will be described with reference to FIG. FIG. 1 is a front view of a chair with a weight scale, FIG. 2 is a sectional view taken along line AA of FIG. 1, and FIG. 3 is a plan view of FIG. In FIGS. 1, 2 and 3, a load measuring unit 1 serving as a load measuring unit includes a seat 2 of a chair.
It is located at the top. Here, the load measuring unit 1 of a battery power supply type, a photovoltaic power supply type, a home power supply type, or the like can measure a load by itself, and the load measuring unit 1 applies a reaction force to the seat 2 when measuring the load.
Support with. The legs 3a and the backrests 4a, 4b are integrated with the seat 2, and the backrest 4c is the backrests 4a, 4b.
b. The leg supports 3b and 3c are
a. When a person sits on a chair, raises his / her foot from the floor, and puts the entire weight on the load measuring unit 1, the weight of the sitting person is measured, and the display unit is attached to a part of the seat unit 2 by a signal line 6 as a result. 5a, and display it on its visual display unit 5b, so that the person sitting can see the display while sitting. According to the present embodiment, by applying the chair with a weighing scale according to the present invention to a chair normally used together with, for example, a dining table, the weight can be measured at any time when sitting on the chair, and a separate weight measurement is bothersome. This eliminates the hassle of moving to the place where the dedicated scale is placed. Here, after the measurement, the display unit 5a is moved to the bottom of the seat 2.
In addition, the measurement result is played by sound from the speaker unit 5c of the audio display unit attached to a part of the seat 2, so that the person sitting can listen to the sound while sitting and know the measurement result. In this case, it is not necessary to move the display unit 5a from the bottom of the seat 2, and it is possible to eliminate the trouble of moving the display unit 5a. . Alternatively, a person once sits on a chair, inputs a measurement start signal of the load measuring unit 1, lifts the weight from the load measuring unit 1, stores the zero load point of the scale, and then sits down on the load measuring unit 1 again. Is lifted off the floor, and the entire weight is placed on the load measuring unit 1. Measure the weight of the person sitting, send the signal to a visual display unit 5 attached to a part of the seat 2 to send a signal line 6 signal, and display the weight. The sitting person looks at the display while sitting. Even in this case, a similar effect is produced. The visual display 5 moves manually or automatically into the field of view of the person sitting before the display, and after the display, it moves manually or automatically out of the field of view of the person sitting at the bottom of the seat 2, for example. Or Figure 4
As shown in FIG. 7, before a person sits on the chair, by touching the switch means 7 provided on a part of the chair, for example, the upper part of the backrest 4c, the measurement start signal of the load measuring unit 1 is inputted, and the signal is inputted. To the load measuring unit with the lead wire 8 and memorize the zero load point of the weighing machine of the load measuring unit 1. Then, sit on the load measuring unit 1, raise the foot from the floor, and transfer the total weight to the load measuring unit 1. Put on. The weight of the seated person is measured, and the result is displayed on the visual display unit 5 attached to the seat 2, so that the seated person can see the display while sitting. Lead wire 8
May be built in the backrest and the seat so that it is not visible from the outside. As the switch means 7, a capacitance type,
Switches such as a mechanical contact type, a pressure-sensitive sheet type, an optical signal generating type without a lead wire 8, and a sound signal generating type can be applied. In this case, each receiver may be provided on the seat side. The switch unit 7 can be installed in a part of the chair, for example, a leg, a backrest, a seat, and an arm rest (not shown). The same effect can be obtained, and wirelessly, for example, on a table away from the chair It can be installed or portable and carried in your pocket. According to the present embodiment, by applying the chair with a weighing scale according to the present invention to a chair normally used together with, for example, a dining table, the weight can be measured at any time when sitting on the chair, and a separate weight measurement is bothersome. This eliminates the hassle of moving to the place where the dedicated scale is placed. Further, in the present embodiment, a chair with legs has been described, but a sitting object without legs, for example, a chair, an automobile,
Similar effects can be obtained by applying the present invention to seats of vehicles such as airplanes. Another embodiment of the present invention is shown in FIGS. FIG. 6 is an enlarged sectional view of the lower part of the leg 3a in FIG. FIG. 4 shows this embodiment.
The difference from the above is that the load measuring unit 9 as the load measuring means is arranged not at the upper part of the seat part 2 of the chair but at the lower part of the leg 3a. Here, the load measuring unit 9b of the battery power type, the photovoltaic power type, the home power type, etc., which is disposed in the protective cover 9a and is in contact with the leg 3a, measures the load independently and calculates the respective measured data by the arithmetic unit 10 The arithmetic unit 10 calculates the weight based on the load measurement values measured by the respective load measurement units 9b, calculates the weight, and transmits the result to the seat 2 via the signal line 6.
Is transmitted to the display unit 5a attached to a part of the display unit, and is displayed on the visual display unit 5b, so that the sitting person can see the display while sitting. According to the present embodiment, a chair with a weight scale can be realized by additionally providing the load measuring unit 9, the computing unit 10, the display unit 5a, the switch means 7, and the lead wires to a chair which is normally used. Here, the load measuring portions 9 may be rigidly or softly provided with a frame by the support member 11 or the like so as not to be separated from the legs, and integrated. Another embodiment of the present invention is shown in FIGS. FIG. 8 is an enlarged sectional view of the middle portion of the leg 3a in FIG. The present embodiment differs from FIGS. 5 and 6 in that a load measuring unit 9 serving as a load measuring unit is arranged in the center of the leg 3a of the chair. Here, the load measuring unit 9b of the battery power type, the photovoltaic power type, the household power type, etc., which is arranged in the protective cover 9a and is in contact with both ends of the leg 3a, measures the load by itself and measures each. Data is transferred to arithmetic unit 10 by lead wire 9c.
The arithmetic unit 10 calculates the weight based on the load measurement values measured by the respective load measurement units 9b, calculates the weight, and displays the result on the display unit 5 attached to a part of the seat 2 by the signal line 6.
a, and displayed on the visual display unit 5b, so that the person sitting can see the display while sitting. According to the present embodiment, the load measuring unit 9 can be installed in advance on a part of the leg, so that the normal upper surface of the seat can be used, and there is an effect that the weight can be measured without changing the sitting comfort. FIG. 9 shows another embodiment of the present invention. This embodiment is different from FIG. 7 in that the legs have the main column 12a, three or more columns 12b,
This is for a chair constituted by a roller 12c attached to the tip of 2b, and the load measurement unit 9 as a load measurement means is arranged in the center of the main column 12a. With this configuration,
The load measuring unit 9 measures the load independently and sends the respective measured data to a computing unit 10 via a lead wire 11, and the computing unit 10 calculates the weight based on the measured load value, calculates the weight, and transmits the result to a signal line. Display unit 5 attached to part of seat 2 at 6
a, and displayed on the visual display unit 5b, so that the person sitting can see the display while sitting. According to the present embodiment, since the load measuring unit 9 can be installed in advance on a part of the leg, a normal upper surface of the seat can be used, so that the weight can be measured without changing the sitting comfort. FIG. 10 shows another embodiment of the present invention. The present embodiment differs from FIG. 4 in that the load measuring unit 1 as the load measuring means is arranged below the seat 2a of the chair and above the seat support 2b. Here, the load measuring unit 1 can measure the load alone, and the load measuring unit 1 supports the reaction force at the time of the load measurement by the seat supporting unit 2b. The backrest is the seat support 2b or the seat 2a.
Support with. After performing zero kg adjustment with the switch means 7 before sitting, when a person sits on a chair, raises his / her feet from the floor and puts the entire weight on the seat 2a, the weight of the seated person is measured by the load measuring unit 1, The result is transmitted by a signal line 6 to a display unit 5a attached to a part of the seat unit 2, so that a seated person can see the display while sitting. According to the present embodiment, since the load measuring unit 1 can be installed at the lower part of the seat, the upper surface of the seat can be used normally, so that there is an effect that the weight can be measured without changing the sitting comfort. FIG. 11 shows another embodiment of the present invention. The present embodiment is different from FIG. 4 in that a measuring unit 13 for measuring the fat content of the human body, which has a function of measuring electric conductivity, for example, is used as a load measuring unit, which is a load measuring unit, in a chair seat 2a.
16a, 16b and terminals for electrical conductivity measurement, which are arranged at the lower portion of the seat and above the seat support 2b, and electrically connect the electrical conductivity measuring terminals 14a, 14b to the respective terminals and the measuring portion 13. 15a, 15b and lead wires 17a, 17b for electrically connecting the respective terminals and the measuring section 13
Is located. Here, the measuring unit 13 can measure the load, and the measuring unit 13 supports the reaction force at the time of measuring the load with the seat supporting unit 2b. The backrest is supported by the seat support 2b or the seat 2a. After performing zero-kg adjustment with the switch means 7 before sitting, when a person sits on a chair, raises his / her feet from the floor and puts the entire weight on the seat 2a, the weight of the person sitting is measured by the measuring unit 13, and The result is transmitted by a signal line 6 to a display unit 5a attached to a part of the seat 2, so that a person sitting can see the display while sitting. Also, each of the electric conductivity measuring terminals 14a and 14b is placed on one foot, and the electric conductivity between the two feet or the electric conductivity measuring terminals 15a and 1b is placed.
5b is placed on each hand, and the electric conductivity between both hands is measured. Based on this data, the fat content between both feet or both hands is calculated by the measuring unit 13 or the display unit 5a, and the body weight and the body fat percentage (body weight) are calculated. Of the body fat content and the ratio of the volume of the body fat to the body), and the sitting person can see the display while sitting. Also, both hands and both feet are in contact with the respective terminals, and the fat content between both hands, between both feet, between right hand and left foot, between right hand and right foot, between left hand and right foot, and between left hand and left foot is automatically recorded in four data points. Is obtained and measured and calculated by the measurement unit 13 or the display unit 5a to display the body fat percentage of each part of the human body, such as the abdomen, hands, feet, and waist, and a person who sits looks at the display while sitting. be able to. In addition, by processing titanium oxide film on the metal surface of the terminal for electrical conductivity measurement, when dirt on both hands and feet adheres, the organic matter of the dirt is decomposed and lost by the photo-oxidation action, so clean it at any time. Can be. For a chair with armrest arm, the same effect can be obtained by placing the electric conductivity measuring terminals of both hands on the armrest arm, and the electric conductivity measuring terminals for both feet are separated from the chair. The same effect can be obtained. According to the present embodiment, the weight and the fat percentage can be measured by the measuring unit 1 while sitting, so that the weight and the body fat percentage can be measured at any time when the user is sitting on the chair. The trouble of moving to the place where the fat percentage measuring device is placed can be eliminated.

[0006]

According to the present invention, the body weight and the fat percentage can be measured by the measuring unit 1 while sitting, so that the body weight and the body fat percentage can be measured at any time when sitting on a chair, and the purpose is to separate the dedicated weight measurement. This has the effect of eliminating the hassle of moving to the place where the weight scale and the body fat percentage measuring device are placed.

[Brief description of the drawings]

FIG. 1 is a front view illustrating the structure of a chair according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a plan view from above in FIG. 1;

FIG. 4 is a front view illustrating the structure of a chair according to another embodiment of the present invention.

FIG. 5 is a front view illustrating the structure of a chair according to another embodiment of the present invention.

FIG. 6 is a detailed view of the lower leg of FIG. 5;

FIG. 7 is a front view illustrating the structure of a chair according to another embodiment of the present invention.

FIG. 8 is a detailed view of a middle leg of FIG. 7;

FIG. 9 is a front view illustrating the structure of a chair according to another embodiment of the present invention.

FIG. 10 is a front view illustrating the structure of a chair according to another embodiment of the present invention.

FIG. 11 is a front view illustrating the structure of a chair according to another embodiment of the present invention.

FIG. 12 is a front view illustrating the structure of a chair according to another embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Load measurement part, 2 ... Seat part, 3a ... Leg, 4
a ... back part, 5a ... display part, 5b
..Visual display section, 5c ... speaker section, 7 ...
・ Switching means, 13 ・ ・ ・ Measurement unit, 14a, 14
b, 15a, 15b ... electric conductivity measuring terminal, 2b
... Seat support,

Claims (7)

[Claims] 1. A chair with a weight scale, wherein at least a seat and a chair supporting the seat are provided with a load detecting means on the seat or the leg. 2. A chair comprising at least a seat and a leg supporting the seat, a load detecting means is provided on the seat or the leg, and a measurement result of the load detecting means is visually or audibly notified. A chair with a weight scale, comprising: 3. A chair comprising at least a seat portion and a leg portion supporting the seat portion, wherein the leg portion is provided with a detachable load detecting means, and a measurement result of the load detecting means is visually or audibly notified. A chair with a weighing scale, comprising: 4. A chair comprising at least a seat and legs supporting the seat, wherein a hand or foot is touched to separate terminals electrically insulated on a part of the chair, and between hands or between feet or between hands and feet. In between, an electric resistance or current value, an electric measuring means for measuring the voltage value and a load detecting means are provided, and the measurement result of the load detecting means and the electric measurement result and the calculated value calculated based on the measured value are visually or A chair with a weighing scale, characterized by providing means for informing by voice. 5. A weighing scale which is attached to a chair and can be fixed to at least a part of the chair. 6. A fat meter which can be attached to a chair and fixed to at least a part of the chair. 7. An electric measuring means for measuring electric resistance, electric current value and voltage value between both hands or between both feet or between a hand and a foot by touching a separate terminal electrically insulated on a part of a chair with a hand or a foot. 4. The apparatus according to claim 3, further comprising a means for visually or audibly indicating a measurement result and an electric measurement result of the load detection means and a calculated value calculated based on the measured value. Chair with scale.