发明名称 Hacksaw having blade tension adjusting mechanism
摘要 A hacksaw includes a frame and a handle. A lever is pivotally coupled to the handle. A link has a rear end pivotally secured to the bottom portion of the lever. A blade is secured between the link and the frame and is secured in place when the lever is rotated to engage with the handle and is released when the lever is disengaged from the handle. A latch may secure the lever to the handle when the lever secures the blade in place. A bolt is threadedly engaged with the lever and the link for moving the link relative to the lever and for adjusting the blade tension when the lever secures the blade in place.
申请公布号 US6134791(A) 申请公布日期 2000.10.24
申请号 US19970958619 申请日期 1997.10.27
申请人 HUANG, YIN HAN 发明人 HUANG, YIN HAN
分类号 B23D51/01;B23D51/12;(IPC1-7):B27B21/02 主分类号 B23D51/01
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