Welcome to the ultimate guide in woodworking mastery! 🪚 In this video, we delve deep into the secrets of the Human Wood Saw, unlocking techniques that will elevate your craft to new heights....

A dragsaw or drag saw is a large reciprocating saw using a long steel crosscut saw to buck logs to length. Prior to the popularization of the chainsaw during World War II , the dragsaw was a popular means of taking the hard work out of cutting wood.

This was better known as a Human Powered Drag Saw and is the general design of Marvin Smith’s 1882 patent and has the exact log clamp of Smith’s 1890 patent. The tensioner for the free end of the blade is marked “Patent June 3, 1902". This tensioning device was patented by Frank Pahls, of Chicago.

2023年11月6日 · Find out why in slow motion.

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Many such inventions were based on changing the rotary motion of a hand crank or belt pulley into the reciprocating action of a cross-cut saw. This plan lead to the gas engine powered drag saws of the 20th century.

2023年9月27日 · “One form of intermediate technology employed in my shop, the human-powered machine, provides an alternative to both the hand tool and the power tool. At this time, my tools in this category include a treadle-powered bandsaw, a hand-cranked drill press, a pedal bench grinder, and treadle metal lathe.

Among other historic tools, Blue Ox houses the world's largest functioning collection of human powered equipment from Barnes Manufacturing. Read about some of our antique tools here.

Up for bid is an very nice Marvin Smiths 1882 Patent human powered drag saw. It also has his 1890 patent log clamp claw. It is in really nice shape and extremely rare. The blade is 5'-6" long and missing a tooth. This saw will cut horizontally for log cutting or vertically for felling trees. It can then be folded up for portability.

2024年11月10日 · A saw doesn’t “know” it’s a finger; it simply operates based on physical contact. Safety features like sensors can detect human flesh, stopping the blade to prevent injury. Understanding how saws can prevent finger injuries is crucial for safe woodworking.