Invention Grant
- Patent Title: Hacksaw having blade tension adjusting mechanism
- Patent Title (中): 钢锯具有刀片张力调节机构
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Application No.: US958619Application Date: 1997-10-27
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Publication No.: US6134791APublication Date: 2000-10-24
- Inventor: Yin Han Huang
- Applicant: Yin Han Huang
- Assignee: Huang; Yin Han
- Current Assignee: Huang; Yin Han
- Main IPC: B23D51/01
- IPC: B23D51/01 ; B23D51/12 ; B27B21/02
Abstract:
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.
Public/Granted literature
- US5304944A High frequency linearizer Public/Granted day:1994-04-19
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