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[51]Int.Cl.~5 F16D69/02B61H 7/02 [21]申请号 89106632.2 [22]申请日 89.9.5 [71]申请人 临西县振远火车闸瓦厂地址 河北省临西县林麻寨村057850 [72]发明人 常波 刘传申 [74]专利代理机构 河北省专利事务所代理人 朱栋梁 [54]发明名称 火车车轮制动瓦 [57]摘要 本发明是一种轨道车辆制动器上的改进制动瓦。 [11]公开号CN 1042223A 其特征是采用糠苯树脂、石棉、石墨、铸铁粉和其它原料合成在钢瓦背上,制成合成材料制动瓦,以取代现有铸铁制动瓦。其优点是耐磨性好、质轻。使用寿命长,营运成本低。
[51] Int.Cl. ~ 5 F16D69 / 02B61H 7/02 [21] Application No. 89106632.2 [22] Application Date 89.9.5 [71] Applicant Linxi County Zhenyuan Train Cushion Factory Address Linxi County, Hebei Province Ma Zhaicun 057850 Inventor Chang Bo Liu Chuan Shen Patent Attorney Zhu Dongliang Attorney Patent Attorney Patent Attorney Zhu Dongliang [54] Title The invention relates to a train wheel brake pad [57] Abstract The present invention is a rail vehicle brake Improvement of brake shoes. [11] Publication No. CN10222223A is characterized by the use of bran benzene resin, asbestos, graphite, iron powder and other raw materials synthesized on the steel tile back, made of synthetic brake shoes, to replace the existing cast iron brake pads. Its advantage is wear resistance, light weight. Long service life, low operating costs.