vertical saw การใช้

• The chip flow is downward and therefore better to control than vertical saws.
• This siding contained vertical saw marks which were uniform indicating the use of an up and down action power saw which may have been water powered.
• Vertical saws contained within the frame cut a number of boards simultaneously, with the feed grips of the frame adjusting automatically to the taper of the log.
• From these efforts, he invented a vertical saw with a circular wheel 40 feet in diameter, which was adjusted in an almost horizontal position, with a capacity to saw approximately 1, 000'of lumber per day.