CN106861120B - Resistance network-based fitness equipment counterweight measuring circuit, counterweight sheet and fitness equipment - Google Patents
Resistance network-based fitness equipment counterweight measuring circuit, counterweight sheet and fitness equipment Download PDFInfo
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- CN106861120B CN106861120B CN201710124194.XA CN201710124194A CN106861120B CN 106861120 B CN106861120 B CN 106861120B CN 201710124194 A CN201710124194 A CN 201710124194A CN 106861120 B CN106861120 B CN 106861120B
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- counterweight
- weight
- resistor
- plate
- fitness equipment
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/0726—Dumb bells, i.e. with a central bar to be held by a single hand, and with weights at the ends
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B24/00—Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
- A63B24/0075—Means for generating exercise programs or schemes, e.g. computerized virtual trainer, e.g. using expert databases
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/50—Force related parameters
- A63B2220/51—Force
- A63B2220/52—Weight, e.g. weight distribution
Abstract
The invention discloses a resistance network-based fitness equipment counterweight measuring circuit, a counterweight sheet and fitness equipment, wherein the measuring circuit comprises: the counterweight circuit is arranged in the counterweight plate and comprises a counterweight resistor with the resistance value in proportional relation with the weight of the counterweight plate, and the counterweight resistor in each counterweight plate forms a loop when the counterweight plate is additionally arranged on the body-building equipment; and the detection circuit is used for detecting the total resistance value of the counterweight resistor and obtaining the total weight of the counterweight plate based on the total resistance value. The resistance network-based body-building equipment counterweight measuring circuit is simple in structure and low in cost. The counterweight sheet and the fitness equipment can simply and conveniently realize counterweight measurement.
Description
Technical Field
The invention relates to the technical field of fitness equipment, in particular to a resistance network-based fitness equipment counterweight measuring circuit, a counterweight plate and fitness equipment.
Background
With the improvement of living standard of people, the pursuit of health and body beauty is gradually improved, and accordingly, many people start to perform body-building activities frequently. Dumbbells are widely used as a common fitness apparatus. At present, most dumbbells can be subjected to weight adjustment so that a user can adjust the weight according to the self condition, however, most dumbbells cannot measure the weight of the currently used dumbbell piece, and the user cannot intuitively obtain the weight of the dumbbell, so that inconvenience is caused.
Therefore, there is a need to provide a weight measuring unit, a weight plate and an exercise machine to at least partially solve the above-mentioned problems.
Disclosure of Invention
In this summary, concepts in a simplified form are introduced that are further described in the detailed description section. The summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
In order to at least partially solve the above problems, the present invention discloses a resistance network-based exercise machine counterweight measurement circuit for measuring the weight of a counterweight plate of an exercise machine, comprising:
the counterweight circuit is arranged in the counterweight plate and comprises a counterweight resistor with the resistance value in proportional relation with the weight of the counterweight plate, and the counterweight resistor in each counterweight plate forms a loop when the counterweight plate is additionally arranged on the body-building equipment;
and the detection circuit is used for detecting the total resistance value of the counterweight resistor and obtaining the total weight of the counterweight plate based on the total resistance value.
Preferably, the counterweight resistors are connected in series with each other when the counterweight plates are attached to the exercise machine.
Preferably, the weight circuit further includes a first set of contact points, a second set of contact points, and a switching element provided in the weight plate,
the first set of contact points comprises a first contact point and a second contact point, and the counterweight resistor is arranged between the first contact point and the second contact point and is electrically connected with the first contact point and the second contact point;
the second set of contact points includes a third contact point and a fourth contact point electrically connected to each other;
the switching element is disposed between the second contact point and the fourth contact point to cause the weight resistor to form a loop.
Preferably, the weight resistors in different weight plates are electrically connected through the respective first set of contact points and form a loop through the respective second set of contact points.
Preferably, the switching element is a normally closed switch and is configured to open when another said weight plate is attached to said weight plate and to close when another said weight plate is not attached to said weight plate.
According to the resistance network-based body-building equipment counterweight measuring circuit, the counterweight circuit comprising the counterweight resistor for representing the weight of the counterweight sheet is arranged on the counterweight sheet of the body-building equipment, when the counterweight sheet is installed on the body-building equipment, the counterweight circuit and the detection circuit form a loop, and the total weight of the counterweight sheet can be obtained by detecting the total resistance value of the counterweight resistor. The measuring circuit provided by the invention has the advantages of simple structure and lower cost.
The invention also discloses a counterweight plate, which is used for being installed on fitness equipment, wherein a counterweight circuit is arranged in the counterweight plate, and the counterweight circuit comprises:
the resistance value of the counterweight resistor is in proportional relation with the weight of the counterweight plate, and the counterweight resistor in each counterweight plate forms a loop when the counterweight plate is additionally arranged on the body-building equipment;
a first set of contacts including a first contact and a second contact, the weight resistor being disposed between and electrically connected to the first contact and the second contact;
a second set of contact points including a third contact point and a fourth contact point electrically connected to each other;
the switching element is disposed between the second contact point and the fourth contact point to return the weight resistance.
Preferably, the weight resistors in different weight plates are electrically connected by respective first set of contact points and form a loop by respective second set of contact points.
Preferably, the switching element is a normally closed switch and is configured to open when another weight plate is attached to the weight plate and to close when another weight plate is not attached to the weight plate.
The weight stack according to the invention can facilitate the fitness equipment to obtain the current weight by arranging the weight circuit comprising the weight resistor for representing the weight in the weight stack. And the weight plate according to the present invention can easily engage a plurality of weight plates with each other such that the weight resistors are connected in series with each other.
The invention also discloses fitness equipment, which comprises a base body; a weight plate as described above mounted on the base; and the detection circuit is arranged on the base body and used for detecting the total resistance value of the counterweight resistor in the counterweight plate and obtaining the total weight of the current counterweight plate based on the total resistance value.
Preferably, the detection circuit includes a preset resistor disposed on the substrate, and the detection circuit obtains a total resistance value of the counterweight resistor by detecting a voltage division of the counterweight resistor and the preset resistor.
According to the body-building apparatus provided by the invention, the preset resistor is arranged on the base body, and the counterweight circuit comprising the counterweight resistor is arranged in the counterweight plate, so that the current weight of the body-building apparatus can be obtained by detecting the signal of the circuit consisting of the preset resistor and the counterweight resistor. According to the fitness equipment, a user can conveniently, intuitively and quickly acquire the current weight of the fitness equipment, adjust the current weight according to the self condition, and make a reasonable fitness plan according to the weight change of the fitness equipment used by the user so as to obtain a better fitness effect.
Drawings
The following drawings of embodiments of the invention are included as part of the present invention for an understanding of the invention. The drawings illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention. In the drawings there is shown in the drawings,
FIG. 1 is a schematic diagram of a resistance network-based exercise machine weight measurement circuit according to an embodiment of the present invention;
figure 2 is a schematic view of a weight plate according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of an exercise apparatus according to an embodiment of the present invention.
100 body-building apparatus counter weight measuring circuit based on resistance network
10 first counterweight circuit
11 second counterweight circuit
20 detection circuit
200 weight stack
21 first contact point
22 second contact point
23 third contact point
24 fourth contact point
300 body-building equipment
30 support rod
31 balance weight
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that embodiments of the invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in detail so as not to obscure the embodiments of the invention.
In the following description, a detailed structure will be presented for a thorough understanding of embodiments of the invention. It is apparent that the implementation of the embodiments of the present invention is not limited to the specific details familiar to those skilled in the art. The following detailed description of the preferred embodiments of the invention, however, the invention is capable of other embodiments in addition to those detailed.
Example one
The embodiment provides a resistance network-based body-building equipment counterweight measuring circuit, which is used for measuring the weight of a counterweight plate of body-building equipment, wherein the body-building equipment comprises a base body and the counterweight plate positioned on the base body, the body-building equipment is a dumbbell, a barbell or comprehensive strength body-building equipment and the like, and the base body is a support rod of the dumbbell, the barbell or a base of the comprehensive strength body-building equipment. The measuring circuit measures the weight of the weight plate of the fitness equipment by adopting a resistance type measuring mode, namely the weight of the fitness equipment is measured by arranging a weight resistor for representing the weight of the weight plate in the weight plate, specifically, the size of the weight resistor corresponds to the weight of the weight plate, resistors with different sizes represent the resistors of different weight plates, for example, a 50K omega resistor is arranged in a weight plate with 5 pounds, a 100K omega resistor is arranged in a weight plate with 10 pounds, and a 150K omega resistor is arranged in a weight plate with 15 pounds, and at the moment, the weight of the weight plate of the current fitness equipment can be obtained as long as the sum of the resistance values in the current fitness equipment is detected.
The resistance network based exercise machine weight measurement circuit according to an embodiment of the present invention is described in detail below with reference to fig. 1.
As shown in fig. 1, the resistance network-based exercise machine weight measurement circuit 100 according to the present embodiment includes a first weight circuit 10, a second weight circuit 11, and a detection circuit 20.
A first weight circuit 10 is disposed in the first weight plate, the first weight circuit 10 including a first weight resistance R1, a first set of contact points, a second set of contact points, and a first switching element S1. The resistance of the first weight resistor R1 is proportional to the weight of the first weight plate, illustratively 10 pounds, and the resistance of the first weight resistor R1 is 100K Ω. The first set of contact points includes a first contact point (e.g., 21 in fig. 2) and a second contact point (e.g., 22 in fig. 2), with a first weight resistance R1 disposed between and electrically connected to the first and second contact points. The second set of contact points includes a third contact point and (e.g., 23 in fig. 2) a fourth contact point (e.g., 24 in fig. 2), the third contact point and the fourth contact point being electrically connected. The first switching element S1 is a normally closed switch that is provided between the second contact point and the fourth contact point to return the first counterweight resistance R1. And when the second counterweight circuit is connected to the first counterweight circuit, the first switching element S1 is opened, thereby bringing the second counterweight resistor R2 into the circuit.
A second weight circuit 11 is provided in the second weight plate, the structure of the second weight circuit 11 being similar to that of the first weight circuit 10, and it includes a second weight resistance R2, a first set of contact points, a second set of contact points, and a second switching element S2. The resistance of the second weight resistor R2 is proportional to the weight of the second weight plate, illustratively 5 pounds, and the resistance of the second weight resistor R2 is 50K Ω. Also, the first set of contact points includes a first contact point (e.g., 21 in fig. 2) and a second contact point (e.g., 22 in fig. 2), with a second weight resistance R2 disposed between and electrically connected to the first contact point and the second contact point. The second set of contact points includes a third contact point and (e.g., 23 in fig. 2) a fourth contact point (e.g., 24 in fig. 2), the third and fourth contact points being electrically connected. The second switching element S2 is a normally closed switch, which is provided between the second contact point and the fourth contact point to return the second weight resistance R2 to the circuit. And when the second weight circuit is connected to the first weight circuit, the first switching element S1 is opened and the second switching element S2 is closed, thereby bringing the second weight resistance R2 into the circuit.
In this embodiment, the first contact point and the third contact point are elastic thimble contacts, and the second contact point and the fourth contact point are inelastic contacts. The first contact point and the third contact point of the first weight circuit 10 are used for connecting with contact points on the fitness equipment, such as contact points of a support rod, so as to be electrically connected with the detection circuit 20, and the second contact point and the fourth contact point of the first weight circuit 10 are respectively used for electrically connecting with the first contact point and the third contact point of the second weight circuit 11, so that the first weight resistor R1 and the second weight resistor R2 are connected in series and jointly connected with the detection circuit to form a loop.
The detection circuit 20 is configured to detect total resistance values of the first weight resistor R1 and the second weight resistor R2, and illustratively, the detection circuit 20 includes a preset resistor R0, which detects the total resistance value of the weight resistor by detecting a voltage division of the first weight resistor R1 and the second weight resistor R2 and the preset resistor R0, so as to obtain the total weight of the current weight stack.
It is understood that the measuring circuit shown in fig. 1 is only an example, and in other embodiments according to the present invention, other suitable connection manners may be adopted, for example, the counterweight resistor may be connected in parallel and then connected in series with the preset resistor, or the counterweight resistor and the preset resistor are connected in parallel with each other at a distance, and the detecting circuit 20 is not limited to obtain the resistance value of the counterweight resistor by detecting the divided voltage, and may also obtain the resistance value of the counterweight resistor by detecting the current.
In addition, it can be understood that the resistance network-based exercise machine weight measurement circuit according to the present invention may further include a display module and a power supply module to display the weight of the current weight plate of the exercise machine and provide power to each circuit module.
According to the resistance network-based body-building equipment counterweight measuring circuit, the counterweight circuit comprising the counterweight resistor for representing the weight of the counterweight sheet is arranged on the counterweight sheet of the body-building equipment, when the counterweight sheet is installed on the body-building equipment, the counterweight circuit and the detection circuit form a loop, and the total weight of the counterweight sheet can be obtained by detecting the total resistance value of the counterweight resistor. The measuring circuit provided by the invention has the advantages of simple structure and lower cost.
Example two
Fig. 2 is a schematic view of a weight plate according to an embodiment of the present invention, as shown in fig. 2, the weight plate according to the present embodiment is configured to be mounted on a support rod of an exercise machine, and a weight circuit is disposed in the weight plate, and the weight circuit includes a weight resistor R, a first set of contact points, a second set of contact points, and a switching element S.
Wherein the resistance of the weight resistor R is proportional to the weight of the weight plate, illustratively, 50K Ω resistor is provided in a 5 pound weight plate, 100K Ω resistor is provided in a 10 pound weight plate, and 150K Ω resistor is provided in a 15 pound weight plate.
The first set of contact points includes a first contact point 21 and a second contact point 22, and the weight resistance R is disposed between the first contact point 21 and the second contact point 22 and electrically connected to the first contact point 21 and the second contact point 22. The second set of contact points comprises a third contact point 23 and a fourth contact point 24 electrically connected to each other. The switching element S is disposed between the second contact point 22 and the fourth contact point 24 to return the weight resistance R.
In the present embodiment, the first contact point 21 and the third contact point 23 are elastic thimble contacts, and the second contact point 22 and the fourth contact point 24 are inelastic contact points. The first contact point 21 and the third contact point 23 are used for being electrically connected with contact points of the detection circuit (20 in figure 1), namely contact points on the fitness equipment or the support rod, so that the counterweight resistor R is connected into the detection circuit to form a loop; or to the second 22 and fourth 24 contact points in the other weight plate to connect the weight resistor in the other weight plate into the loop.
Further, in the present embodiment, the switching element S is a normally closed switch, and the switching element S is configured to be opened when another weight plate is attached to the weight plate and to be closed when another weight plate is not attached to the weight plate. That is, when a weight stack is added, the latter will "top (off)" open the switch of the previous stage. When a weight plate is added and not the last one, the switching element S will be in the "off" state; when the weight stack is idle or the last stack, the switch is in the "closed" state, as shown in fig. 1, the switching element S and the weight resistor R are in a "T" network configuration, so that the resistors in all the weight stacks are in the "series" state.
According to the weight stack, the weight resistor used for indicating the weight is arranged in the weight stack, so that the fitness equipment can obtain the current weight conveniently. And the weight plate according to the present invention can easily engage a plurality of weight plates with each other with the weight resistors connected in series with each other.
EXAMPLE III
The present invention also discloses a fitness apparatus 300, as shown in fig. 3, the fitness apparatus 300 comprises a support rod 30, weight plates 31 installed at two ends of the support rod 30, and a detection circuit arranged on the support rod. The number of the weight plates 31 is at least one, preferably, the number of the weight plates is even, and the weight plates are arranged on the support rod 30 in pairs. The weight plate 31 adopts the structure as shown in the second embodiment, and the detection circuit 32 is configured to detect a total resistance value of the weight resistors in the weight plate, and obtain the total weight of the current weight plate based on the total resistance value.
Illustratively, the detection circuit 32 includes a preset resistor disposed on the support rod 30, and the detection circuit 32 obtains the total resistance value of the weight resistor by detecting the divided voltage of the weight resistor and the preset resistor.
It is understood that, although the exercise apparatus 300 is illustrated as a dumbbell in this embodiment, in other embodiments, the detecting exercise apparatus may be a barbell or a combined strength exercise apparatus, and in the case of the combined strength exercise apparatus, the weight plate 31 is mounted on the base of the combined strength exercise apparatus, and the detecting circuit and the predetermined resistor are also disposed on the base.
According to the fitness equipment, the preset resistor is arranged on the base body (such as the supporting rod or the base), the counterweight resistor is arranged in the counterweight plate, and the current weight of the fitness equipment can be obtained by detecting signals of a circuit formed by the preset resistor and the counterweight resistor. The fitness equipment provided by the invention can be used for conveniently and intuitively and quickly acquiring the current weight of the fitness equipment by a user, adjusting the current weight according to the self condition, and making a reasonable fitness plan according to the weight change of the fitness equipment used by the user so as to obtain a better fitness effect.
Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Terms such as "disposed" and the like, appearing herein, may mean either that one element is directly attached to another element, or that one element is attached to another element through intervening elements. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.
The present invention has been illustrated by the above embodiments, but it should be understood that the above embodiments are for illustrative and descriptive purposes only and are not intended to limit the invention to the scope of the described embodiments. It will be appreciated by those skilled in the art that many variations and modifications are possible in light of the above teaching and are within the scope of the invention as claimed.
Claims (9)
1. A resistance network-based fitness equipment counterweight measurement circuit is used for measuring the weight of a counterweight plate of fitness equipment, the fitness equipment comprises a base body, and is characterized by comprising:
the counterweight circuit is arranged in the counterweight plate and comprises counterweight resistors with resistance values in proportional relation with the weight of the counterweight plate, and the counterweight resistors in each counterweight plate form a loop when the counterweight plate is additionally arranged on the fitness equipment;
the detection circuit is arranged on the base body and used for detecting the total resistance value of the counterweight resistor and obtaining the total weight of the current counterweight plate based on the total resistance value;
the detection circuit comprises a preset resistor arranged on the substrate, and the detection circuit obtains the total resistance value of the counterweight resistor by detecting the voltage division of the counterweight resistor and the preset resistor;
wherein the fitness equipment at least comprises a dumbbell, a barbell or comprehensive strength fitness equipment; when the fitness equipment is the dumbbell or the barbell, the base body is a supporting rod, and when the fitness equipment is the comprehensive strength fitness equipment, the base body is a base.
2. The resistance network-based fitness equipment counterweight measurement circuit of claim 1, wherein the counterweight resistors are connected in series with each other when the counterweight plates are attached to the fitness equipment.
3. The resistance network-based fitness equipment weight measurement circuit of claim 1 or 2, wherein the weight circuit further comprises a first set of contacts, a second set of contacts, and a switching element disposed in the weight stack,
the first set of contact points comprises a first contact point and a second contact point, and the counterweight resistor is arranged between the first contact point and the second contact point and is electrically connected with the first contact point and the second contact point;
the second set of contact points includes a third contact point and a fourth contact point electrically connected to each other;
the switching element is disposed between the second contact point and the fourth contact point to cause the weight resistor to form a loop.
4. The resistance network-based exercise equipment weight measurement circuit of claim 3, wherein weight resistances in different weight plates are electrically connected by respective ones of the first set of contact points and looped by respective ones of the second set of contact points.
5. The resistance network-based fitness equipment weight measurement circuit of claim 4, wherein the switching element is a normally closed switch and the switching element is configured to open when another weight plate is attached to the weight plate and to close when another weight plate is not attached to the weight plate.
6. A counterweight plate for being installed on fitness equipment is characterized in that,
a weight circuit is provided in the weight plate, the weight circuit including:
the resistance value of the counterweight resistor is in proportional relation with the weight of the counterweight plate, and the counterweight resistor in each counterweight plate forms a loop when the counterweight plate is additionally arranged on the body-building equipment;
the body-building equipment comprises a base body, wherein a detection circuit is arranged on the base body and is used for detecting the total resistance value of the counterweight resistor and obtaining the total weight of the current counterweight plate based on the total resistance value;
the detection circuit comprises a preset resistor arranged on the substrate, and the detection circuit obtains the total resistance value of the counterweight resistor by detecting the divided voltage of the counterweight resistor and the preset resistor;
the counterweight circuit further includes:
a first set of contacts including a first contact and a second contact, the weight resistor being disposed between and electrically connected to the first contact and the second contact;
a second set of contact points including a third contact point and a fourth contact point electrically connected to each other;
a switching element disposed between the second contact point and the fourth contact point to loop the weight resistance.
7. A weight plate according to claim 6 wherein weight resistors in different weight plates are electrically connected by respective said first set of contact points and looped through respective said second set of contact points.
8. A weight plate according to claim 6 wherein the switching element is a normally closed switch and the switching element is configured to open when another weight plate is attached to the weight plate and to close when another weight plate is not attached to the weight plate.
9. An exercise apparatus, comprising:
a base;
a weight plate according to any one of claims 6 to 8 mounted on the base;
the detection circuit is arranged on the base body and used for detecting the total resistance value of the counterweight resistors in the counterweight plates and obtaining the total weight of the current counterweight plates based on the total resistance value;
the detection circuit comprises a preset resistor arranged on the substrate, and the detection circuit obtains the total resistance value of the counterweight resistor by detecting the voltage division of the counterweight resistor and the preset resistor;
wherein the fitness equipment at least comprises a dumbbell, a barbell or comprehensive strength fitness equipment; when the fitness equipment is the dumbbell or the barbell, the base body is a supporting rod, and when the fitness equipment is the comprehensive strength fitness equipment, the base body is a base.
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| CN201710124194.XA CN106861120B (en) | 2017-03-03 | 2017-03-03 | Resistance network-based fitness equipment counterweight measuring circuit, counterweight sheet and fitness equipment |
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| CN201710124194.XA CN106861120B (en) | 2017-03-03 | 2017-03-03 | Resistance network-based fitness equipment counterweight measuring circuit, counterweight sheet and fitness equipment |
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| CN106861120B true CN106861120B (en) | 2022-07-22 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2457570Y (en) * | 2000-12-21 | 2001-10-31 | 胡晓春 | Resistor type number wheel |
| CN205569705U (en) * | 2016-01-04 | 2016-09-14 | 南京铁道职业技术学院 | Weight training exercises strength monitor |
| CN106110630A (en) * | 2016-08-23 | 2016-11-16 | 深圳翎云思创网络科技有限公司 | The data processing method of a kind of body-building apparatus, device and body-building apparatus |
| CN206950551U (en) * | 2017-03-03 | 2018-02-02 | 王志 | Counterweight measuring circuit, weight stack and body-building apparatus based on resistor network |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9375602B2 (en) * | 2013-03-15 | 2016-06-28 | Nautilus, Inc. | Exercise dumbbells |
| US10195477B2 (en) * | 2014-06-20 | 2019-02-05 | Nautilus, Inc. | Adjustable dumbbell system having a weight sensor |
| US9814922B2 (en) * | 2014-12-31 | 2017-11-14 | Nautilus, Inc. | Weight sensing base for an adjustable dumbbell system |
-
2017
- 2017-03-03 CN CN201710124194.XA patent/CN106861120B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2457570Y (en) * | 2000-12-21 | 2001-10-31 | 胡晓春 | Resistor type number wheel |
| CN205569705U (en) * | 2016-01-04 | 2016-09-14 | 南京铁道职业技术学院 | Weight training exercises strength monitor |
| CN106110630A (en) * | 2016-08-23 | 2016-11-16 | 深圳翎云思创网络科技有限公司 | The data processing method of a kind of body-building apparatus, device and body-building apparatus |
| CN206950551U (en) * | 2017-03-03 | 2018-02-02 | 王志 | Counterweight measuring circuit, weight stack and body-building apparatus based on resistor network |
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