发明名称 Sheet metal bending brake
摘要 A bending brake assembly for manually bending pieces of sheet metal material including a base supporting a plurality of c-shaped members presenting opposing clamping surfaces for receiving the sheet metal material. An extension extends away from the clamping surfaces with a socket connection rotatably supporting a bending member on the base for bending the sheet metal material disposed between the clamping surfaces. The socket connection includes a mate portion and a female portion in sliding engagement with one another as the bending member moves between a pre-bending position, a first operating position, and a second operating position. A finger extends from the male portion and defines a gap between the finger and the extension when in the pre-bending position with the finger maintaining the gap as the finger moves from the pre-bending position to the first operating position and the finger engaging the extension when in the second operating position.
申请公布号 US7685858(B2) 申请公布日期 2010.03.30
申请号 US20080051376 申请日期 2008.03.19
申请人 TAPCO INTERNATIONAL CORPORATION 发明人 ALLEN CLYDE G.;LAJEWSKI TODD M.;BREAK DOUGLAS
分类号 B21D11/00 主分类号 B21D11/00
代理机构 代理人
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