发明名称 Drum brake device
摘要 A drum brake device having a brake lever with sufficient rigidity, and securing a larger space at a central region of a brake in order to provide a long, effective brake lever stroke. A by-pass hole 60d, through which the shoe-hold pin 41 swingably rising from the back plate penetrates, is formed in the brake lever 60 positioned beneath the shoe web 20b of the brake shoe 20, and the bending sections 60e, 60f, 60g are integrally formed toward the back plate 10 at the outermost circumferential edge portion of the brake lever 60 surrounding the by-pass hole 60d.
申请公布号 US6581735(B2) 申请公布日期 2003.06.24
申请号 US20010025995 申请日期 2001.12.26
申请人 NISSHINBO INDUSTRIES, INC. 发明人 ASAI SEIJI;IKEDA TAKASHI
分类号 F16D65/02;F16D51/20;F16D51/24;F16D65/09;F16D65/14;F16D65/28;(IPC1-7):F16D51/22;F16D65/22 主分类号 F16D65/02
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