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Title:
A CRUISE CONTROLLED LONGBOARD
Document Type and Number:
WIPO Patent Application WO/2021/059012
Kind Code:
A1
Abstract:
A cruise controlled longboard 100, comprising a brushless DC motor 101 for rotating wheels of the longboard 100, a battery 102 for powering the components of the longboard 100, a sensor system 103 for detecting and sending detection signals, a microcontroller 104 configured for receiving the detection signals from the sensor system 103 and sending a control signal to the brushless DC motor 101. The sensor system 103 for detecting obstacles on the road and detecting turns, tilts, vibrations, uphill ride, downhill ride of the longboard 100. Based on the detection signals of the sensor system 103, the microcontroller 104 is configured for controlling the speed of the brushless DC motor 101. A wireless remote 201 is also provided with the longboard 101 for detecting hand gestures. Based on the hand gesture detection signal the microcontroller 104 is configured for controlling the speed of the brushless DC motor 101.

Inventors:
AREKAR SIDDHESH UDAY (IN)
Application Number:
PCT/IB2019/061342
Publication Date:
April 01, 2021
Filing Date:
December 24, 2019
Export Citation:
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Assignee:
AREKAR SIDDHESH UDAY (IN)
International Classes:
A63C17/01; A63C17/12
Domestic Patent References:
WO2016141238A12016-09-09
Foreign References:
US9101817B22015-08-11
CN204734940U2015-11-04
Attorney, Agent or Firm:
KUMAR, Senthil (IN)
Download PDF:
Claims:
I claim:

1. A cruise controlled longboard 100, comprising: a brushless DC motor 101 for rotating wheels of the longboard 100; a battery 102 for powering the components of the longboard 100; characterized in that a sensor systeml03 for detecting and sending detection signals; a microcontroller 104 configured for receiving the detection signals from the sensor system 103 and sending a control signal to the brushless DC motor 101; the sensor system 103 includes a plurality of ultrasonic sensors 106 for detecting obstacles on the road and an accelerometer 105 for detecting turns, tilts, vibrations, uphill ride and downhill ride of the longboard 100; and the microcontroller 104 configured for controlling the speed of the brushless DC motor 101 based on the detection signal from the sensor system 103.

2. The longboard 100 as claimed in claim 1, wherein the components include the brushless DC motor 101, the sensor system 103, the microcontroller 104, a battery management system 108, indicators 109, an internet system 110 and a brake 111.

3. The longboard 100 as claimed in claim 1, wherein the longboard is provided with a wireless remote 201 in the form of a hand glove using a flexible resistor 203 for detecting hand gestures of a user and sending a hand gesture detection signal to a microcontroller 206 on the wireless remote.

4. The longboard 100 as claimed in claim 3, wherein the microcontroller 206 on the wireless remote is configured for communicating with the microcontroller 104 for controlling the speed of the brushless DC motor 101 based on the hand gesture detection signal.

5. The longboard 100 as claimed in claim 2, wherein the microcontroller 104 is configured for initiating the brake 111 based on the detection signal from the plurality of ultrasonic sensors 106.

6. The longboard 100 as claimed in claim 2, wherein the battery management system 108 provided for charging the battery 102, monitoring the battery status, monitoring the temperature of the battery 102 and detecting over current flow.

7. The longboard 100 as claimed in claim 6, wherein the wireless remote 201 includes an OLED display unit 202 for displaying the battery status of the longboard 100 obtained from the battery management system 108.

8. The longboard 100 as claimed in claim 2, wherein the wireless remote 201 includes a vibrator 204 for vibrating the wireless remote 201 based on detecting a low battery status obtained from the battery management system 108.

9. The longboard 100 as claimed in claim 2, wherein the indicators 109 provided on both sides for indicating a turn.

10. The longboard 100 as claimed in claim 8, wherein the microcontroller 104 configured to switch on at least one of the indicators 109 based on the detection signal from the accelerometer 105.

11. The longboard 100 as claimed in claim 2, wherein the sensor system 103 includes a plurality of touch sensors 107 for detecting a touch on hood of the longboard 100 and sending a detection signal to the microcontroller 104 for initiating a sleep mode or a wake-up mode of the components of the longboard 100.

12. The longboard 100 as claimed in claim 2, wherein the microcontroller 104 is configured for collecting parameters and conditions of the components of the longboard 100.

13. The longboard 100 as claimed in claim 11, wherein the internet system 110 connected to a central server 301 for storing the parameters and conditions of the components of the longboard 100 obtained from the microcontroller 104.

14. The longboard 100 as claimed in claim 12, wherein the central server 302 is configured for displaying alerts based on a deviation of the parameters and conditions of the components.

Description:
A CRUISE CONTROLLED LONGBOARD

FIELD OF INVENTION

[0001] The embodiment herein generally relates to longboards. More specifically, the invention relates to a cruise controlled longboard.

BACKGROUND AND PRIOR ART

[0002] In the present-day traffic scenario, travelling short distances in vehicles is inconvenient. The roads are always congested, and parking is difficult. Also, places which require long distances of walking require an alternate solution. It is preferable to provide an eco friendly and portable mode of transport. Longboards, in general, are a suitable option. They are compact, portable and are nonpolluting. The longboards are used for cruising and most of them are propelled by pushing the feet against the ground. However, in recent times, there are significant variations in the longboards. Longboards are provided with a motor, battery and various other controls. Most of the longboards equipped with controls require skill and expertise for riding. Also, the longboards are not designed for safe travel on roads.

[0003] Therefore, there is a need to develop a cruise controlled longboard for easy travelling. Further, there is still a need to develop a safe and user friendly longboard.

OBJECTS OF THE INVENTION

[0004] Some of the objects of the present disclosure are described herein below: [0005] A main object of the present invention is to provide a longboard that is cruise controlled. [0006] Another object of the present invention is to provide a longboard that controls speed on detecting obstacles. [0007] Yet another object of the present invention is to provide a longboard that controls speed on detecting turns, vibrations, and tilts.

[0008] Still another object of the present invention is to provide a longboard that controls speed based on hand gestures. [0009] Another object of the present invention is to provide a longboard that sends alerts based on a problem in one its components.

[00010] Yet another object of the present invention is to provide a longboard that automatically charges its battery.

[00011] The other objects and advantages of the present invention will be apparent from the following description when read in conjunction with the accompanying drawings, which are incorporated for illustration of preferred embodiments of the present invention and are not intended to limit the scope thereof.

SUMMARY OF THE INVENTION [00012] In view of the foregoing, an embodiment provides a cruise controlled longboard. In accordance with an embodiment, the cruise controlled longboard comprises a brushless DC motor for rotating wheels of the longboard, a battery for powering the components of the longboard, a sensor system for detecting and sending detection signals, a microcontroller configured for receiving the detection signals from the sensor system and sending a control signal to the output brushless DC motor. The sensor system includes a plurality of ultrasonic sensors for detecting obstacles on the road and an accelerometer for detecting turns, tilts and vibrations of the longboard. The microcontroller is further configured for controlling the speed of the brushless DC motor based on the detection signals from the sensor system. The components of the longboard include the brushless DC motor, the sensor system, the microcontroller, a battery management system, indicators, an internet system and a brake.

[00013] In accordance with an embodiment, the longboard is provided with a wireless remote in the form of a wearable hand glove using a flexible resistor for detecting hand gestures of a user and sending a hand gesture detection signal to a microcontroller on the wireless remote. The microcontroller on the wireless remote is configured for communicating with the microcontroller on the longboard for controlling the speed of the brushless DC motor on receiving a hand gesture detection signal. [00014] In accordance with an embodiment, the longboard includes the battery management system for charging the battery, monitoring the battery status, monitoring the temperature of the battery and detecting over current flow.

[00015] In accordance with an embodiment, the wireless remote further includes an OLED display unit for displaying the battery status of the longboard obtained from the battery management system.

[00016] In accordance with an embodiment, the wireless remote furthermore includes a vibrator for vibrating the wireless remote based on detecting a low battery status obtained from the battery management system.

[00017] In accordance with an embodiment, the indicators are provided on both sides of the longboard for indicating a turn wherein the microcontroller is configured to switch on at least one of the indicators based on the detection signal from the accelerometer.

[00018] In accordance with an embodiment, the sensor system further includes a plurality of touch sensors for detecting a touch on hood of the longboard and sends a detection signal to the microcontroller for initiating a sleep mode or wake-up mode of the components of the longboard.

[00019] In accordance with an embodiment, the microcontroller is further configured for collecting parameters and conditions of the components of the longboard. The longboard includes the internet system connected to a central server for storing the parameters and conditions of the components of the longboard obtained from the microcontroller. The central server is configured for displaying alerts based on a deviation of the parameters and conditions of the components. [00020] These and other aspects of the embodiments will be better appreciated and understood when considered in conjunction with the following description and the accompanying drawings. It should be understood, however, that the following descriptions, while indicating preferred embodiments and numerous specific details thereof, are given by way of illustration and not of limitation. Many changes and modifications may be made within the scope of the embodiments without departing from the spirit thereof, and the embodiments include all such modifications.

BRIEF DESCRIPTION OF DRAWINGS

[00021] The detailed description is set forth with reference to the accompanying figures. In the figures, the left-most digit(s) of a reference number identifies the figure in which the reference number first appears. The use of the same reference numbers in different figures indicates similar or identical items.

[00022] Fig.1 illustrates a cruise controlled longboard 100, according to an embodiment herein; [00023] Fig.2 illustrates a wireless remote 201 for controlling the speed of the brushless DC motor 101, according to an embodiment herein; and [00024] Fig.3 illustrates a central server 301 for displaying alerts, according to an embodiment herein. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[00025] The embodiments and the various features and advantageous details thereof are explained more fully with reference to the non-limiting embodiments and detailed in the following description. Descriptions of well-known components and processing techniques are omitted so as to not unnecessarily obscure the embodiments. The examples used are intended merely to facilitate an understanding of ways in which the embodiments may be practiced and to further enable those of skill in the art to practice the embodiments. Accordingly, the examples should not be construed as limiting the scope of the embodiments. [00026] As mentioned above, there is a need to develop a longboard that automatically controls its speed. The embodiments achieve this by providing a cruise controlled longboard that can automatically control speed according to road conditions. Referring now to the drawings, and more particularly to Figs. 1 through 3, where similar reference characters denote corresponding features consistently throughout the figures, there are shown preferred embodiments. [00027] Fig.1 illustrates a block diagram of the cruise controlled longboard 100, according to an embodiment. The cruise controlled longboard 100 comprises of a battery 102 for powering the components of the longboard 100. The components of the longboard 100 include a brushless DC motor 101, a sensor system 103, a microcontroller 104, a battery management system 108, indicators 109, an internet system 110, a brake 111. Further, the sensor system 103 includes an accelerometer 105, a plurality of ultrasonic sensors 106 and a plurality of touch sensors 107.

[00028] In an embodiment, the plurality of ultrasonic sensors 106 are provided for detecting obstacles on the road, an accelerometer 105 is provided for detecting turns, tilts and vibrations of the longboard 100, detecting a uphill ride or downhill ride of the longboard 100 and a plurality of touch sensors 107 are provided for detecting a touch on the hood of the longboard 100. The detection signals from the sensor system 103 are sent to the microcontroller 104 for controlling the speed of the brushless DC motor 101. In an embodiment, the microcontroller 104 is configured for increasing the speed of the brushless DC motor 101 on detecting an uphill ride and decreasing the speed of the brushless DC motor 101 on detecting a downhill ride through the accelerometer 105. The brushless DC motor 101 controls the wheels of the longboard 100 through a belt drive using pulleys. The pulleys provide gear reduction.

[00029] In an embodiment, the indicators 109 are provided on both sides of the longboard 100 for indicating a turn. On detecting a turn of the longboard 100, the accelerometer 105 sends a detection signal to the microcontroller 104 which is configured for switching on at least one of the indicators 109.

[00030] In an embodiment, the touch sensors 107 are provided for detecting a touch on hood of the longboard 100 and sending a detection signal to the microcontroller 104 for initiating a sleep mode or wake-up mode of the components of the longboard 100. The microcontroller 104 is also configured for initiating a sleep mode of the components of the longboard 100 if no activity is detected from the user for a specific time. The user can wake-up the components of the longboard 100 by double tapping on the hood. [00031] In an embodiment, the battery management system 108 connected to the battery 102 is provided on the longboard 100 for charging the battery 102, monitoring the battery status, monitoring the temperature of the battery 102 and detecting over current flow. The battery management system 108 automatically charges the battery 102 on detecting a low battery status. The cells in the battery 102 include a fuse for protecting the components of the longboard. In an embodiment, the battery 102 is swappable.

[00032] Further, the microcontroller 104 is connected to the components of the longboard 100 and configured for collecting parameters and conditions of the components of the longboard 100.

[00033] In an embodiment, the internet system 110 is provided on the longboard 100 for receiving the collected parameters and conditions of the components of the longboard 100 from the microcontroller 104. In an embodiment, the longboard 100 connects to a user’s mobile through WiFi using the internet system 110. [00034] In an embodiment, the longboard 100 includes a plurality of headlights and a plurality of daytime running lamps. The sensor system 103 further includes a light dependent resistor for detecting low ambient light and sending a detection signal to the microcontroller 104 for switching on the headlights and the daytime running lamps. [00035] In an embodiment, the longboard 100 includes a shock absorber between the wheels and the longboard 100.

[00036] Fig.2 illustrates a block diagram of the wireless remote 201 connected to the longboard 100, according to an embodiment. The wireless remote 201 comprises of a display unit 202, a flexible resistor 203, a vibrator 204 and a microcontroller 206. The microcontroller 206 of the wireless remote 201 is connected through a wireless communication 205 to the microcontroller 104. In an embodiment, the wireless remote is powered using a battery (not shown). The wireless remote 201 includes a battery management system connected to the battery for charging the battery, monitoring the battery status, monitoring the temperature of the battery and detecting over current flow (not shown). In an embodiment, the wireless remote 201 is provided in the form of a wearable hand glove. The flexible resistor 203 is used for detecting hand gestures of a user and sending hand gesture detection signal to the microcontroller 206. The flexible resistor 203 is used in a voltage divider and the resulting voltage is calculated by an Analog to Digital Convertor (ADC) in the microcontroller 206. Based on the resulting voltage the microcontroller 206 communicates with the microcontroller 104 through the wireless communication 205 for controlling the speed of the brushless DC motor 101. In an embodiment, the microcontroller 206 communicates with the microcontroller 104 for increasing speed of the brushless DC motor 101 when the wireless remote 201 detects a closed fist and decreasing speed of the brushless DC motor 101 when the wireless remote 201 detects an open fist. The speed is varied depending on the closing of the fist.

[00037] In an embodiment, the display unit 202 of the wireless remote 201 is an OLED display for displaying the battery status of the longboard 100 obtained from the battery management system 108. In an embodiment, the display unit 202 also displays the battery status of the wireless remote. The vibrator 204 is provided for vibrating the wireless remote 201 based on detecting a low battery status obtained from the battery management system 108. In an embodiment, the vibrator 204 is further configured for vibrating the wireless remote 201 on detecting a low battery status of the wireless remote from the battery management system on the wireless remote. The ultrasonic sensor 106 is further configured for sending a detection signal on detecting an obstacle at a minimal distance in front of the longboard. The microcontroller 104 is configured for initiating the brake 111 on receiving a minimal distanced obstacle detection signal from the ultrasonic sensor 106. The microcontroller 104 is further configured for communicating with the microcontroller 206 on the wireless remote for switching on the vibrator 204 and displaying an alert on the display unit 202 on receiving a minimal distanced obstacle detection signal from the ultrasonic sensor 106.

[00038] In an embodiment, the longboard 100 includes two modes of driving, a Beginner’s mode and a Pro mode. The microcontroller 104 is configured for limiting the maximum speed of the brushless DC motor 101 based on the mode. The maximum speed limit of the Beginner's mode is lower than the maximum speed limit of the Pro mode. The maximum speed of the brushless DC motor 101 is the maximum speed limit of the Pro mode. The wireless remote 201 includes a button for selecting a required mode and displaying the selected mode on the display unit 202.

[00039] In an embodiment, the brake 111 can be operated both mechanically and electronically for stopping the longboard. The microcontroller 206 is configured for communicating with the microcontroller 104 for initiating the brake 111 on detecting a hand gesture detection signal. In an embodiment, the microcontroller 206 communicates with the microcontroller 104 for initiating a brake on detecting a sharp decrease in speed through the hand gesture detection signal of the wireless remote 201. [00040] In an embodiment, the longboard 100 includes a rear lamp. The microcontroller 104 is configured for switching on the rear lamp on detecting brake 111 is initiated.

[00041] In an embodiment, software of the microcontroller 104, microcontroller 206 can be updated over-the-air.

[00042] Fig.3 illustrates a block diagram of the central server 301 connected to the longboard 300, according to an embodiment. The longboard 100 is provided with a central server 301 that comprises of a display 302. The parameters and conditions of the components of the longboard 100 received by the internet system 110 from the microcontroller 104 are sent to the central server 301. The central server 301 stores the parameters and conditions of the components of the longboard 100. The central server 301 then compares the current parameters and conditions of the components with the stored parameters and conditions of the components. On detecting a change in the current parameters and conditions of the components in comparison to the stored parameters and conditions, the central server 301 is configured for displaying alerts on the display 302. The central server sends the alert to the microcontroller 104. The alert displays the current parameter and condition of the component.

[00043] The central server is further configured for sending the alert to the microcontroller 104. The microcontroller 104 is configured for communicating with the microcontroller 206 for displaying the alert on the display unit 202. The vibrator 204 is further configured for vibrating on detecting the alert received from the central server 301 to the microcontroller 206 via microcontroller 104. [00044] A main advantage of the present invention is that the longboard is cruise controlled. [00045] Another advantage of the present invention is that the longboard controls speed on detecting obstacles.

[00046] Still another advantage of the present invention is that the longboard controls speed on detecting turns, vibrations, and tilts. [00047] Yet another advantage of the present invention is that the longboard controls speed based on hand gestures.

[00048] Another advantage of the present invention is that the longboard sends alerts based on a problem in one its components.

[00049] Still another advantage of the present invention is that the longboard automatically charges the battery.

[00050] The foregoing description of the specific embodiments will so fully reveal the general nature of the embodiments that others can, by applying current knowledge, readily modify and/or adapt for various applications such specific embodiments without departing from the generic concept, and, therefore, such adaptations and modifications should and are intended to be comprehended within the meaning and range of equivalents of the disclosed embodiments. It is to be understood that the phraseology or terminology employed is for the purpose of description and not of limitation. Therefore, while the embodiments have been described in terms of preferred embodiments, those skilled in the art will recognize that the embodiments can be practiced with modification within the spirit and scope of the embodiments as described.