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一种铁路车辆用止轮器申请号９２２２３７６４．６公开日期１９９３年４月７日申请人承德橡胶厂地址河北省承德县天板城镇（０６７４００）本实用新型专利为一种铁路车辆用止轮器，即制动元件与轨道相互作用的止轮器。现有的铁路车辆用止轮器有木质和金属两种材质制成，木...
A railway vehicle wheel stopper Application No. 92223764.6 Published Date April 7, 1993 Applicant Chengde Rubber Factory Address Tianban Town, Chengde County, Hebei Province (067400) The utility model patent is a railway vehicle wheel , That is, the brake element and rail interaction wheel. The existing railway vehicles with wheels are made of wood and metal two materials, wood ...