发明名称 Automatic brake shoe drilling machine and method
摘要 Apparatus and method are provided for automatically drilling work pieces, including drilling of rivet holes in standard and heavy-duty brake shoe linings for the truck, bus, overhead crane, wheel drum and heavy machinery industries. Apparatus and method are customizable to accommodate various sizes of work pieces, and programmable for drilling of multiple holes and handling of multiple work pieces, as required by manufacturers.
申请公布号 US2007292221(A1) 申请公布日期 2007.12.20
申请号 US20070730185 申请日期 2007.03.29
申请人 NULMAN GREGORY;ESKLER AUGUST 发明人 NULMAN GREGORY;ESKLER AUGUST
分类号 B23B39/16 主分类号 B23B39/16
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