KR890701172A - Bicycle racing training device - Google Patents

Abstract

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Description

Bicycle racing training device

Since this is an open matter, no full text was included.

1 is a perspective view of the present invention connected to the bicycle, Figure 2 is a perspective view of the present invention with the side cover removed, Figure 3 is an enlarged perspective view of the heel fixing portion, the support of the fixing portion and the motor and flywheel.

Claims (22)

A method of testing a practice device comprising a rotating wheel and a load device for applying a load to the wheel, the method comprising: rotating a wheel in the exercise device until the wheel reaches at least a first predetermined rotational speed; Causing the wheel to coast down at a second predetermined rotational speed without causing the load device to impose a load on the wheel that is different from the intrinsic frictional load during the period; the wheel may coast down from the first speed to the second speed. Periodically detecting and recording the time and rotational speed, determining the moment of inertia rotational mass of certain parts of the rotating exerciser as the wheel rotates, and decelerating the wheels and rotating parts as a function of speed. Performing a linear regression analysis on the recorded velocities and times to determine the friction torque Characterized in that from the equation is equal to the product of speed consisting of deriving the frictional load from rotation of the rotating parts of the wheel and the exercise machine. The speed and time data of claim 1 wherein the speed and time data are taken at a wheel that rotates between at least 23 miles per hour and 5 mph, and all twenty speed readings together to form a series of speeds at which linear regression can be performed. There are sufficient speed and time readings to be averaged. The method of claim 1, further comprising calculating the power required to overcome the frictional load from the equation that the power is equal to the product of the torque and the angular velocity. 2. The method of claim 1, further comprising: determining the efficiency of the load device, determining the power output of the load device by comparing the efficiency of the load device with a second load device whose power output is known, and frictional losses and And adjusting the load device to calculate the efficiency. 5. The method of claim 4 wherein the efficiency is determined by performing a linear regression analysis to determine the power consumed by the load device at a predetermined speed and by performing a linear regression analysis to determine the power the load device applies to the wheels. Characterized in that the method. 5. The apparatus of claim 4, wherein the load device is comprised of an electrical device that imparts a load on a wheel where the load can be varied by varying the voltage applied to the load device, wherein the power dissipated is at least a third of the wheel. Rotating the wheels until a predetermined rotational speed is reached, causing the wheels to decelerate at a fourth predetermined rotational speed, and applying a constant deceleration force to further decelerate the wheels when the wheels are decelerated from the third speed to the fourth speed. Applying, detecting and recording both the rotational speed of the wheels and the voltage output by the electrical device at regular time intervals as the wheels decelerate from the third speed to the fourth speed, and speed up the deceleration of the wheels and the rotating parts. The linear regression analysis can be performed on the square of the wheel speed and voltage output recorded from the cost down between the third and fourth speeds to determine as a function of. And the power output by the load device is a speed from the cost down between the third and fourth speeds to obtain a linear regression constant for use in determining the applied power. And performing a linear regression analysis on the product of deceleration and speed. A method of accurately and practically simulating environmental loads in a stationary bicycle, comprising: mounting the bicycle in a support device such that the rear tire of the bike rides on at least one roller; connecting the load device in the support device to the load device Allowing the vehicle to impart a controllable load on the rear tire, pedaling the bicycle until the rear tire reaches a first predetermined rotational speed, coasting down the rear tire at a second predetermined speed and The load device does not impose any load other than the intrinsic frictional load of the load device, and detects and records the speed of the rear tire at regular time intervals as the tire coasts from the first speed to the second speed. Rotation of the supporting device, which rotates with the wheel during the down period and certain parts of the bicycle Determining the amount moment, performing a linear regression analysis on the recorded speeds and times to determine the deceleration of the rear tires and rotating parts as a function of speed, and the friction torque is the mass inertia and angular velocity Inducing a frictional load from the rotation of the tire and the rotating parts from an equation equal to the product of. 8. The method of claim 7, further comprising the steps of: determining the efficiency of the load device, determining the power output of the load device by comparing the efficiency of the load device with a second load device whose power output is known, and frictional losses and load devices. And adjusting the load device to calculate the efficiency of the method. 9. The method of claim 8, wherein the linear regression step comprises the recorded times between the third and second speeds between the first and second speeds to determine the deceleration of the rear tire and the rotating parts as a function of speed; And performing a linear regression analysis with respect to velocities. 10. The method of claim 9, wherein the flywheel is connected to the support device such that the rear tire causes the flywheel to rotate and simulate the inertia of the rider and the bicycle and the mass moment of inertia includes the inertia of the flywheel. 11. An alternator according to claim 10, wherein the load device is constituted by an alternator capable of imparting a controllable load on the rear tire by controllably changing the voltage applied to the alternator, wherein the efficiency of the alternator is controlled by the alternator. Determined by determining the power consumed and the power output by the alternator, the power consumed being caused to rotate the wheels until the wheels reach a fourth predetermined rotational speed, such that the wheels are decelerated at the fifth predetermined rotational speed. And applying a constant deceleration force from the alternator to further decelerate the wheel as the wheel is decelerated from the fourth speed to the fifth speed, by the electric device as the wheel is decelerated from the fourth speed to the fifth speed. Detecting and recording the rotational speed and voltage output of the wheel at regular intervals, and determining the deceleration of the wheel and its parts as a function of speed And a linear regression analysis on the recorded wheel speed and voltage squared values, the power output by the alternator being determined to obtain a linear regression constant for use in determining the applied power. And performing a linear regression analysis on the product of deceleration and speed. In the practice apparatus that simulates the feel of the bike riding, including the paddle resistance, body position, and the period in which the user does not sit on the saddle but instead leans on the front handlebar and essentially stands on the paddle, the heel, wheels And a heel support device for confining the tire to move along a predetermined path and connecting the opposite end of the rear axle without disturbing the rotation of the rear wheel and the tire, movable in response to the movement of the weight of the rider and connected to the front fork The frame consists of a fork support for supporting the forks, and a fixed frame for mounting the parts of the bicycle including the rear wheel, the rear tires and the heel, the frame, the seat, the front fork, the handlebars and the paddles, the heel being supported by the heel support. When connected, the frame can be frictionally engaged with the rear tire of the bicycle. Variable loads to the rollers to simulate the loads of the rollers, riders, and flywheel devices connected to the rollers to simulate the amount of exercise performed during actual riding of the bicycles and bicycles. A variable load-applying device connected to the roller and a calibration device for determining the friction that retards rotation of the wheel to apply the load so that the variable load-applying device compensates for the friction, wherein the weight of the rider As it moves toward the support device, frictional contact between the roller and the rear tire connected to the heel support device when the heel is connected to the heel support device to prevent sliding between the roller and the rear tire. The roller and the heel support cabinet to keep the Exercise apparatus characterized in that the chi cooperates. 13. The exercise apparatus according to claim 12, wherein the heel support device comprises at least one rotating member defined to rotate an axis circumference substantially parallel to a rotation axis of the rear wheel of the bicycle when the rear wheel is connected to the heel support device. . 13. The exercise apparatus according to claim 12, wherein the rotation axis of the rear axle and the rotation axis of the roller are located on opposing sides of a generally vertical plane passing through a bicycle rear axle connected to the rear axle support. The exercise apparatus according to claim 12, wherein the predetermined path is arched. An apparatus for use in practice with a bicycle, the apparatus comprising: a rotary support for supporting the rear wheels and tires of the bicycle by frictionally engaging the tire, the rear wheel and the rotary support device for supporting the tire, A mobile support that restricts the tire to move along a predetermined path to frictionally engage the rotary support, an actual inertia of the bicycle and an inertial device connected to the rotary support to simulate the dual momentum of the bicycle, The variable load by applying the variable load-applying device connected to the rotary support device to apply the variable load to the rotary support device to simulate the load change generated during actual riding, and the friction when the rear wheel is rotated. The applicator shows the friction A device, characterized in that it consists of an assay device for making it perishable. 17. The device of claim 16, wherein the assay device is further configured to determine the efficiency of the variable load-applying device such that the variable load-apply device can compensate for the inefficiency of the load-applying device. Device. 18. The device of claim 17, wherein the movable support device comprises a rear wheel supported by the support device and a pivot support device that rotates an axis circumference substantially parallel to the axis of rotation of the tire. 18. The fork support according to claim 17, wherein the rear wheel of the bike is connected to the front fork of the bike and supported by the fork support for supporting the front fork when supported by the rotary support and the pivot support and the fork support is pivot A frictional contact between the rotary support and the rear tire of the bicycle when the bicycle is supported by the rotary support and the pivot support in cooperation with the pivot support in connection with the support. Device for maintaining the. 20. The joint apparatus of claim 19, wherein the front fork support member and the heel support device for positioning the front axle support and the heel support in close proximity to the frame for shaping the bicycle in a compact and mobile shape. Apparatus, characterized in that also consisting of. 13. The method of claim 12, wherein when the human heart rate is below a first predetermined lower limit, it is determined that the load acted to increase the heart rate and that the load imparted by the variable load device merely increased has increased. Further comprises a reduced heart rate device that determines if the load has not changed for a predetermined period of time and causes the variable load device to increase the load if the load is less than the predetermined maximum value. 22. The time according to claim 21, wherein when the person's heart rate is above a third predetermined stage, the load is scheduled to operate to reduce the heart rate and determine whether the load imposed by the variable load device has only increased. An increase that causes the variable load device to increase the load when it is at an increased level while reducing the load imposed by the variable load device when the load does not merely increase and the load is not less than a predetermined value. A device characterized in that it also consists of a designed heart rate device. ※ Note: The disclosure is based on the initial application.