We Claim;
1. A protective headgear (100) configured for providing clean air curtain, the head gear (100) comprising:
a base helmet (102) structured to protect a wearer of the protective headgear (100); and
an attachment unit (104) configured to be attached to the base helmet (102), and wherein the attachment unit (104) comprising one or modules, and wherein the one or more modules comprise:
an air purification unit (106) configured for purifying air;
an air circulation unit (110) configured for circulating the air within the protective headgear (100); and
an air dispensing unit (112) coupled to the air circulation unit (110), and wherein the air dispensing unit (112) is configured for dispensing the air into a frontal area of the protective headgear (100);
an inlet air grills comprising an outer grill (301) and an inner grill (305);
an outlet duct (315).
a power supply unit (311) configured for supplying power to one or more modules of the attachment unit (104); and
wherein the air purification unit (106) comprises a replaceable filter media (302), a blower fan (304), an air duct, and an electrical input socket, and wherein the air purification unit (106) is replaceable, and wherein the air circulation unit (110) comprises a blower fan (304), and wherein an operating speed of the blower fan (304) is varied, and wherein the air

dispensing unit (112) is coupled to an air duct via a perforated Expanded Polystyrene (EPS) Lining located beneath an outer shell (102), to provide air distribution over the scalp area of a head portion of a wearer, and wherein the EPS membrane lining is configured for circulating the air within the protective headgear (100) and the breathing area, and wherein the air dispensing unit (112) comprises a flap (308) configured for controlling a direction of air flow to the frontal area.
2. The protective headgear (100) according to claim 1, wherein the air purification unit (106) is configured to purify the inlet air and channel the purified air through the air duct to a face area of the wearer, and wherein the air duct is configured to provide a curtain of purified air to the wearer face, and wherein the air purification unit (106) is operated with an ergonomically placed ON-OFF switch, and wherein the air purification unit (106) is configured to be controlled through a mobile computing device, a user device (210) or a remote control device mounted on a handle bar.
3. The protective headgear (100) according to claim 1, further comprising a housing (306) for the blower fan (304).
4. The protective headgear (100) according to claim 1, further comprises an alert generation module (206) coupled to the processing module (204), and wherein the alert generation module (206) is configured for generating an alert in response to identifying a predetermined condition, and wherein the

predetermined condition is at least one of air filter replacement, and air pollution level reaching a predetermined level and temperature within the headgear (100) reaching a predetermined level.
5. The protective headgear (100) according to claim 1, further comprising a communication module (208), and wherein the communication module is a wired or wireless communication module, and wherein the communication module (208) is configured for communicating with a user device (210) using one of Wi-Fi, Bluetooth, Zigbee, Z-wave, 3G or 4G cellular types of wireless protocols.
6. The protective headgear (100) according to claim 5, wherein the communication module (208) is further configured to receive instructions from the rider through audio, textual or tactile input methods.
7. The protective headgear (100) according to claim 5, wherein the communication module (208) is configured to receive instructions from the wearer via voice communication.
8. The protective headgear (100) according to claim 1, further comprising a control unit installed in a user device (210) associated with the wearer of the protective headgear (100), and wherein the control unit is configured for controlling one or more parameters in the attachment unit (104) of the protective headgear (100).

9. The protective headgear (100) according to claim 1, further comprising a display unit, and wherein the display unit comprises one or more automotive heads up displays.
10. The protective headgear (100) according to claim 1 further comprises a sensor module (202) connected to the air purification unit (106) and the air circulation unit (110), and wherein the sensor module (202) is configured for sensing at least one of an air purification level, air temperature, air pressure, humidity and an air circulation level, and wherein the sensor module (202) is coupled to a processing module (204), and wherein the processing module (204) configured for processing at least one output from the sensor module (202).