Invention Grant
- Patent Title: System and method for cutting roofing shingles
- Patent Title (中): 用于切割屋顶瓦的系统和方法
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Application No.: US11498364Application Date: 2006-08-03
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Publication No.: US07861631B2Publication Date: 2011-01-04
- Inventor: John G. Freshwater , Olan Leitch
- Applicant: John G. Freshwater , Olan Leitch
- Applicant Address: US TX Dallas
- Assignee: Elk Premium Building Products, Inc.
- Current Assignee: Elk Premium Building Products, Inc.
- Current Assignee Address: US TX Dallas
- Agency: Haynes and Boone, LLP
- Main IPC: B23D25/04
- IPC: B23D25/04
Abstract:
A system and method for cutting shingles according to which a plurality of cutting blades are mounted on the outer circumference of a cutting cylinder, and the cylinder is rotated with the blades engaging the sheet while effecting relative translational movement between the cylinder and the sheet so that shingles are cut from the sheet upon one rotation of the cylinder.
Public/Granted literature
- US20070017330A1 System and method for cutting roofing shingles Public/Granted day:2007-01-25
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