发明名称 Pneumatically assisted tractor trailer attachment assembly
摘要 A gooseneck for connecting a tractor and a trailer for transportation includes a support arm. The support arm has a first end that is pivotally coupled to a fifth wheel of the tractor. The support arm is pivotable to raise and lower a second end of the support arm relative to a tractor bed. A generally downwardly extending portion is coupled to the second end of the support arm for releasably attaching to a forward end of the trailer. A pneumatic assembly is coupled to the support arm. The pneumatic assembly is in communication with the tractor bed to lift and lower the generally downwardly extending portion relative to the tractor bed.
申请公布号 US2004084874(A1) 申请公布日期 2004.05.06
申请号 US20020284879 申请日期 2002.10.31
申请人 MCDOUGALL RANDY;FOSHAY BARRY 发明人 MCDOUGALL RANDY;FOSHAY BARRY
分类号 B62D53/08;(IPC1-7):B62D53/06 主分类号 B62D53/08
代理机构 代理人
主权项
地址
您可能感兴趣的专利