Invention Grant
- Patent Title: Band saw blade for cutting structural workpieces
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Application No.: US15678851Application Date: 2017-08-16
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Publication No.: US10537951B2Publication Date: 2020-01-21
- Inventor: Matthew J. Hunter
- Applicant: BLACK & DECKER INC.
- Applicant Address: US CT New Britain
- Assignee: BLACK & DECKER INC.
- Current Assignee: BLACK & DECKER INC.
- Current Assignee Address: US CT New Britain
- Agent Scott B. Markow
- Main IPC: B23D61/12
- IPC: B23D61/12 ; B27B33/02

Abstract:
A band saw blade may include a cutting edge defined by a number of teeth. Each tooth may include a tip, a rake face, a primary clearance surface defining a primary relief angle, a secondary clearance surface defining a secondary relief angle greater than the primary relief angle, a tertiary clearance surface defining a tertiary relief angle greater than the secondary relief angle, a first curvilinear protrusion formed between the secondary clearance surface and the tertiary clearance surface, a gullet surface, and a second curvilinear protrusion formed between the rake face and the gullet surface. The teeth may be spaced at varying pitch distances such that a difference between a minimum teeth per inch (TPI) based on a maximum pitch distance and a maximum TPI based on a minimum pitch distance is equal to or greater than 1, and may define a kerf width between 0.115 inches to 0.140 inches.
Public/Granted literature
- US20190054553A1 BAND SAW BLADE FOR CUTTING STRUCTURAL WORKPIECES Public/Granted day:2019-02-21
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