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公开(公告)号:US3891237A
公开(公告)日:1975-06-24
申请号:US45651274
申请日:1974-03-29
申请人: ALLEN BILL
发明人: ALLEN BILL
摘要: An elongated member, adapted to be connected with a towed vehicle, is provided with an axial socket coaxial with a bellshaped flange for guiding a shank, connected at one end by a ball joint to a traction vehicle, into the socket whereby a spring urged pawl engages a keeper notch formed in the shank for automatically coupling the traction vehicle to the towed vehicle.
摘要翻译: 一个适于与牵引车连接的细长构件设置有与钟形法兰同轴的轴向插座,用于引导一个柄,其一端通过球形接头连接到牵引车辆,由此弹簧 推动的棘爪接合形成在柄中的保持器凹口,用于将牵引车辆自动地连接到被牵引的车辆。