Patent ID: 9248773
Filing Date: 2016-02-02
CPC Classification: B60H,B60P,B62D,B66F,F41H,G21F

Claim Text:
1. A manned vehicle for special environment use, comprising: a vehicle body having at least an engine and a vehicle moving mechanism driven by the engine; and a cabin storing an operation terminal for operating the engine and the vehicle moving mechanism and accommodating an operator who operates the operation terminal or a passenger, wherein, the cabin is formed as a casing body partitioned and separable from the vehicle body and includes a purified air introducing unit for introducing purified air into the casing body to be configured to maintain a positive pressure level inside the cabin by the purified air introducing unit, wherein, the casing body has at least a ceiling formed of a metal plate capable of functioning as a shielding mass, wherein, the purified air introducing unit including a blower configured to maintain the purified pressure level inside the cabin and a decontamination filter connected to a suction port or a discharge port of the blower so as to filter special substances in air as the air passes through is installed on top of the ceiling, and wherein the purified air introducing unit comprises: a duct part connected to the discharge port of the blower to have a labyrinth structure; and a communication hole opened in the upper wall of the cabin to communicate the duct part with the inside of the cabin.