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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0124576 (1987-11-24) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 20 인용 특허 : 5 |
A protective guard is provided for a school bus. A series of telescoping members retracts along the front of the bus, and are in a compact form when the bus is moving. When the school bus stops two of the members telescope outwardly in series and extend across the lane of oncoming traffic. The membe
In a vehicle movable in a forward direction: elongated enclosure means extending horizontally across said vehicle for a substantial distance, said elongated enclosure means having a longitudinal axis transverse to said forward direction, a horizontal elongated member having a longitudinal axis coinc
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