发明名称 Portable sheet metal bending apparatus
摘要 This invention relates to an apparatus that is a portable sheet metal apparatus generally for bending sheet metal and more particularly to an apparatus for forming a gutter guard assembly ready to be installed between the outer lip of a rain gutter and a first row of shingles on a shingled roof. Said apparatus comprising a first bending member having a cylindrical bar, a second bending member hinged to the first bending member to provide a means for bending the sheet metal, said second bending member having an angled portion, leg portions, and at least one handle member, wherein pulling the handle member forward and downward provides the application of both pressing and releasing forces against a work piece sheet metal as it is bent between said cylindrical bar of the first bending member and the angled portion of the second bending member.
申请公布号 US2003145642(A1) 申请公布日期 2003.08.07
申请号 US20030360664 申请日期 2003.02.07
申请人 VOLZ JIM;FRANZ RONNIE 发明人 VOLZ JIM;FRANZ RONNIE
分类号 B21D11/02;(IPC1-7):B21D11/00 主分类号 B21D11/02
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