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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0639282 (1975-12-10) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 3 인용 특허 : 0 |
Steering apparatus for road rollers of the self-propelled type having two drums each of which is journalled to rotate in a frame pivotally mounted on a common chassis. A piston rod, pivotally connected at its ends to the drum frames, is slidably mounted in a steering cylinder pivotally mounted on th
In a self-propelled roller having a chassis, two drums at least one of which is driven and each of which is journalled so as to rotate in a frame mounted pivotally on the chassis, and an actuatable steering device for selecting the direction of travel of the moving roller, the improvement comprising
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