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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0639882 (1975-12-11) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 1 |
This invention pertains to the reduction of air drag on trucks and truck tractor-semitrailer combination vehicles when they are driven on open highways. It consists of a short thick airfoil mounted by struts above the cab of the using vehicle. The airfoil is made by forming upper and lower surface s
Apparatus for reducing air drag on highway trucks and truck tractor-semitrailer combination vehicles which have closed van type bodies, said apparatus comprising: a rigid airfoil with a smooth slightly convex upper front surface and a very convex lower rear surface, straight leading and trailing edg
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