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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | UP-0283584 (2008-09-12) |
등록번호 | US-7753394 (2010-08-02) |
발명자 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 3 인용 특허 : 17 |
A trailer hitch apparatus for connecting a hitch coupling of a towed vehicle at adjustable heights to a hitch coupling of a towing vehicle includes an elongated member disposed on a predetermined portion of a rear end of such towing vehicle and extending in a vertical direction during use of the app
We claim: 1. In combination with at least one of a towing and towed vehicle, an apparatus for connecting a hitch coupling of said towed vehicle at adjustable heights to a hitch coupling of said towing vehicle, said apparatus comprising: (a) a base member having a pair of opposed substantially plana
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