Claims:We Claim:
1. A system for centralized tire inflation and deflation in an automobile, comprising:
an operating panel (101) provided for setting input parameters of tyres (104);
an inflation and deflation control unit (102) operatively connected to the operating panel (101) for controlling inflation and deflation of the tyres (104) based on the input;
a pressure transducer provided in the inflation and deflation control unit (102) for measuring pressure of the tyres (104);
characterised in that
a solenoid coil provided in the inflation and deflation control unit (102) for controlling flow rate of inflation and flow rate of deflation of each tyre (104) independently; and
a wheel valve (103) operatively connected to the solenoid coil for inflating and deflating the tyre (104) based on the flow rate.
2. The system as claimed in claim 1, wherein a driver of the automobile setting the input parameters through the operating panel (101); and
the parameters including pressure for each tyre (104).
3. The system as claimed in claim 2, wherein an electronic control unit provided in the inflation and deflation control unit (102), connected to the pressure transducer and the operating panel (101);
the electronic control unit storing the pressure measured by the pressure transducer and the pressure provided in the operating panel (101); and
the electronic control unit determining the flow rate of inflation and flow rate of deflation of each tyre (104) based on comparison between the measured pressure and the set pressure.
4. The system as claimed in claim 1, wherein the operating panel (101) including a display for displaying an alert message corresponding to a leak and/or puncture in the tyre detected by an electric control unit.
5. The system as claimed in claim 1, wherein the wheel valve (103) including a port for facilitating inflating the tyre (104) from an external source of compressed air.
6. The system as claimed in claim 1, wherein the inflation and deflation control unit (102) including a solenoid manifold; and
the solenoid manifold operatively connected to the wheel valve (103) for inflating and deflating each tyre (104) independently.
7. The system as claimed in claim 1, wherein the inflation and deflation control unit (102) maintaining a minimum pressure of 5psi in the tyres (104) during emergency mode.
8. The system as claimed in claim 1, wherein the inflation and deflation control unit (102) connected to an exhaust (106) for letting air from the tyre (104) to the exhaust (106) during deflation.
9. The system as claimed in claim 1, wherein a flow rate valve connected to the wheel valve (103) and the solenoid coil for adjusting the flow rate of inflation and the flow rate of deflation through the tyres (104) based on the solenoid coil.
10. The system as claimed in claim 1, wherein the wheel valve (103) including an input port for allowing compressed air from the inflation and deflation control unit (102) and an output port for transmitting the compressed air to the tyre (104).
, Description:AN IMPROVED SYSTEM FOR CENTRALIZED TIRE INFLATION AND DEFLATION
FIELD
[0001] The embodiments herein generally relate to a inflation and deflation of tires. More particularly, the disclosure relates to a system for centralized tire inflation.
BACKGROUND AND PRIOR ART
[0002] Tire pressure is crucial for reducing wear on the tires, improving ride handling, braking and performance of the automobile. Maintaining the tire pressure of an automobile is performed by the central tire inflation system.
[0003] Central tire inflation systems are provided in vehicles for monitoring the tire pressure and controlling air pressure in each of the tires. Central tire inflation systems include a plurality of components for detecting pressure in the tires and accordingly adjusting the tire pressure. It is necessary for the central tire inflation system to effectively monitor and inflate the tires to suitable pressure.
[0004] However, there is a constant need for improving the existing central tire inflation system, to provide a smoother and faster operation of inflating and deflating the tires. Further, the existing central tire inflation systems do not provide customized control to the driver for adjusting the output of the central tire inflation system
[0005] Therefore, there is a need for an improved system of components for regulating inflation and deflation of tires of an automobile. Moreover, there is a need for a customized system for centralized tire inflation and tire deflation.

OBJECTS
[0006] Some of the objects of the present disclosure are described herein below:
[0007] The main objective of the present disclosure is to provide a system for centralized tire inflation and deflation.
[0008] Another objective of the present disclosure is to provide a system for centralized tire inflation and deflation capable of controlling flow rate of inflation and flow rate of deflation.
[0009] Still another objective of the present disclosure is to provide a system for centralized tire inflation and deflation for facilitating customized control by a driver.
[00010] Yet another objective of the present disclosure is to provide an automated system for customizing tire inflation and deflation of each tire independently.
[00011] The other objectives and advantages of the present disclosure 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 disclosure and are not intended to limit the scope thereof.
SUMMARY
[00012] In view of the foregoing, an embodiment herein provides a system for centralized tire inflation and tire deflation in an automobile.
[00013] In accordance with an embodiment, the system comprises an operating panel provided for setting input of parameters of tyres and an inflation and deflation control unit operatively connected to the operating panel for controlling inflation and deflation of the tyres based on the input. A pressure transducer is provided in the inflation and deflation control unit for measuring pressure of the tyres, a solenoid coil provided in the inflation and deflation control unit for controlling flow rate of inflation and flow rate of deflation of each tyre independently and a wheel valve is operatively connected to the solenoid coil for inflating and deflating the tyre based on the flow rate.
[00014] In an embodiment, a driver of the automobile setting the input parameters through the operating panel and the parameters includes but not limited to pressure for each tyre. In an embodiment, an electronic control unit is provided in the inflation and deflation control unit, connected to the pressure transducer and the operating panel. The electronic control unit stores the pressure measured by the pressure transducer and the pressure provided in the operating panel and determines the flow rate of inflation and flow rate of deflation of each tyre based on comparison between the measured pressure and the set pressure.
[00015] In an embodiment, the operating panel includes a display for displaying an alert message corresponding to a leak and/or puncture in the tyre detected by an electric control unit.
[00016] In accordance with an embodiment, the wheel valve includes a port for facilitating inflating the tyre from an external source of compressed air.
[00017] In accordance with an embodiment, the inflation and deflation control unit includes a solenoid manifold and the solenoid manifold is operatively connected to the wheel valve for inflating and deflating each tyre independently.
[00018] In an embodiment, the inflation and deflation control unit maintaining a minimum pressure of 5psi in the tyres during an emergency mode.
[00019] In an embodiment, the inflation and deflation control unit is connected to an exhaust for letting air from the tyre to the exhaust during deflation.
[00020] In an embodiment, a flow rate valve connected to the wheel valve for adjusting the flow rate of inflation and the flow rate of deflation through the tyres based on the solenoid coil. In an embodiment, the wheel valve including an input port for allowing compressed air from the inflation and deflation control unit and an output port for transmitting the compressed air to the tyre.
[00021] These and other aspects of the embodiments herein 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 description, 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 herein without departing from the spirit thereof, and the embodiments herein include all such modifications.
BRIEF DESCRIPTION OF DRAWINGS
[00022] 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.
[00023] Fig.1 illustrates a block diagram of a system for centralized tire inflation and deflation, according to an embodiment herein.
LIST OF NUMERALS
101 - Operating Panel
102 - Inflation and deflation control unit
103 - Wheel valve
104 - Tyre
105 - Compressed air source
106 - Exhaust

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
[00024] The embodiments herein 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 herein. The examples used herein are intended merely to facilitate an understanding of ways in which the embodiments herein may be practiced and to further enable those of skill in the art to practice the embodiments herein. Accordingly, the examples should not be construed as limiting the scope of the embodiments herein.
[00025] As mentioned above, there is a need for an improved system of components for regulating inflation and deflation of tires of an automobile. In particular, there is a need for an improved and automated system for centralized tire inflation system. The embodiments herein achieve this by providing “A system for centralized tire inflation and deflation”. Referring now to the drawings and more particularly to Fig.1 where similar reference characters denote corresponding features consistently throughout the figures, there are shown preferred embodiments.
[00026] Fig.1 illustrates a block diagram of a system for centralized tire inflation and deflation. The system includes an operating panel 101, an inflation and deflation control unit 102, a wheel valve 103, a compressed air source 105 and an exhaust 106.
[00027] In an embodiment, the operating panel 101 is provided in an automobile for facilitating a driver of the automobile to operate the operating panel 101. The operating panel 101 includes switches for allowing the driver to set the parameters and a display for displaying the parameters. The driver sets parameters through the operating panel 101. The parameters include but not limited to pressure of each tyre. The set parameter is transmitted to the electric control unit, by the operating panel 101.
[00028] In an embodiment, the inflation and deflation control unit 102 is mounted on chassis of the automobile. The inflation and deflation control unit 102 is operatively connected to all the tyres 104 of the automobile. The inflation and deflation control unit 102 includes a solenoid manifold, a pressure transducer, a solenoid coil, and an electric control unit. The inflation and deflation control unit 102 is connected to a compressed air source 105 and an exhaust 106. The compressed air source 105 is provided for transmitting compressed air to the inflation and deflation control unit 102 during inflation. The inflation and deflation control unit 102 includes a valve base connected to the compressed air source 105, wherein the valve base includes an air filter for filtering the compressed air. The exhaust 106 is provided for letting out air from the inflation and deflation control unit 102 during deflation.
[00029] The pressure transducer is provided for continuous monitoring of pressure of the tyres 104. The pressure transducer measures pressure of each of the tyre 104 of the automobile and transmits the measured pressure to the electric control unit 101.
[00030] The electric control unit is provided for storing the set parameter received from the operating panel and the measured pressure received from the pressure transducer. In an embodiment, the electric control unit transmits the measured pressure to the operating panel for displaying real time pressure in each of the tyres 104. The electric control unit determines leak or puncture in the tyres 104 and transmits to the operating panel. The display of the operating panel 101 displays an alert corresponding to the leak and/or puncture in the tyre 104.
[00031] In an embodiment, the electric control unit compares a set pressure for each tyre with the measured pressure of each tyre. Based on the comparison, the electric control unit determines a flow rate for inflation and deflation of each tyre.
[00032] In an embodiment, electric control unit of the inflation and deflation control unit 102 is operatively connected to the solenoid coil. The electric control unit controls the solenoid coil for adjusting flow rate of inflation and flow rate of deflation. The solenoid coil is operatively connected to the wheel valve 103, wherein the solenoid coil adjusts the flow rate of inflation and flow rate of deflation to the wheel valve based on the control received from the electric control unit. In an embodiment, the wheel valve 103 includes a flow rate valve, wherein the flow rate valve controls the flow rate of inflation and the flow rate of deflation into the tyres. The solenoid coil controls the flow rate valve for adjusting the flow rate of inflation and flow rate of deflation to the tyres.
[00033] In an embodiment, the wheel valve 103 is provided on each tyre 104 of the automobile. The wheel valve includes an input port and an output port. The input port is provided for receiving compressed air from the inflation and deflation control unit 102. The output port is provided for transmitting the compressed air into the tyre.
[00034] The wheel valve is provided for facilitating inflation and deflation of the tyre 104. In an embodiment, the wheel valve 103 performs inflation and deflation based on the flow rate of air controlled by the flow rate valve.
[00035] During inflation, the electric control unit controls the valve base for allowing compressed air source from the compressed air source 105 through the solenoid manifold. The solenoid coil controls the determined flow rate of the compressed air from the solenoid manifold through the wheel valve into the tyre 104.
[00036] During deflation, the electric control unit controls the exhaust, wherein the solenoid coil allows the determined flow rate of air from the tyre 104 through the solenoid manifold. The solenoid manifold conveys the air to the exhaust 106. In an embodiment, the tyres are deflated till pressure of the tyres is equal to the set pressure. The inflation and deflation control unit 102 controls the deflation of the tyres based on the set pressure.
[00037] In an embodiment, the wheel valve includes a port for facilitating direct inflation of the tyre 104 from an external source of compressed air. In an embodiment, the wheel valve control rate of flow of air to the tyre. The wheel valve is a closed type valve.
[00038] In an embodiment, the inflation and deflation control unit 102 maintains a minimum pressure of 5psi in all the tyres during emergency mode.
[00039] A main advantage of the present disclosure is that the system provides a customized and centralized tire inflation and tire deflation.
[00040] Another advantage of the present disclosure is that the system provides customizing parameters of each tyre independently through the centralized tire inflation and deflation.
[00041] Still another advantage of the present disclosure is that the system provides a cost effective centralized tire inflation and tire deflation.
[00042] Yet another advantage of the present disclosure is that the system provides controlling tyre pressure of the tyres by the driver of the automobile.
[00043] Still another advantage of the present disclosure is that the system provides controlling flow rate of inflation and flow rate of deflation of the tyres.
[00044] The foregoing description of the specific embodiments will so fully reveal the general nature of the embodiments herein 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 herein is for the purpose of description and not of limitation. Therefore, while the embodiments herein have been described in terms of preferred embodiments, those skilled in the art will recognize that the embodiments herein can be practiced with modification within the spirit and scope of the embodiments as described herein.