专利名称：PIN BOX ASSEMBLY FOR TRAILER发明人：MATER, ROBERT, F., JR.,JONES, GOMER, B.申请号：US2007008118申请日：20070330
公开号：WO2007145696A3公开日：20080417
摘要：A pin box assembly is provided for a trailer. The pin box assembly includes afirst section having a trailer attachment point, a second section carrying a king pin and apivot connecting the first and second sections together. In addition the pin box assemblyincludes a shock absorber having a first end connected to the first section and a secondend connected to the second section. Still further, the pin box assembly includes an airspring connected between the first and second sections.
申请人：CEQUENT TOWING PRODUCTS, INC.,MATER, ROBERT, F., JR.,JONES, GOMER, B.
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