发明名称 TRAILER HITCH ALIGNMENT SYSTEM AND METHOD
摘要 A trailer hitch alignment system provides a system that can be utilized with different trailers without requiring modification of the trailers or requiring minor modifications that require less than a minute or so to effect. In a preferred embodiment, the present invention provides two acoustic transceivers for directing acoustic signals towards and receiving reflected acoustic signals from a downwardly extending hitch assembly for a gooseneck trailer whereby this unique feature of the gooseneck trailer is utilized as a signal reflector. A timer is utilized to time the transmitted/reflected signals to determine at least two distances for determining a relative position of the downwardly extending hitch. A readout gives the driver ongoing feedback for aligning the gooseneck downwardly extending hitch with the hitch ball.
申请公布号 US2005046147(A1) 申请公布日期 2005.03.03
申请号 US20040863672 申请日期 2004.06.08
申请人 PIPER ALAN L.;PIPER DEAN ALAN 发明人 PIPER ALAN L.;PIPER DEAN ALAN
分类号 B60D1/36;(IPC1-7):B60T7/12 主分类号 B60D1/36
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