发明名称 Racetrack convertible guardrail
摘要 A racetrack convertible guardrail is disclosed herein which includes a plurality of spaced apart upright curved posts or stanchions. The curved posts or stanchions serve to support a racetrack rail which can be formed of metal or wood. Overlying the rail and the stanchions are a continuous number of sheets interfacing with each other to cover the stanchions and the rail for protection of a rider and a horse. Underlying the rail, stanchions and the protective cover is a second rail in the form of tubing or other rail forms supported by a hinged arm that can be utilized for sulky racing. The rail forms are supported by means of collars that are in turn supported by the hinged arm that underlies the stanchion. The collar and the tubing or rail forms can be connected to another form of stanchion that has a stake for supporting the stanchion, rail and tubing with the collars for purposes of grass racing and which can be removed by moving said stake and other components of the rail.
申请公布号 US4635905(A) 申请公布日期 1987.01.13
申请号 US19850780010 申请日期 1985.09.25
申请人 FONTANA, RICHARD 发明人 FONTANA, RICHARD
分类号 A63K1/00;E01F15/04;E04H17/14;(IPC1-7):E04H17/14 主分类号 A63K1/00
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