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Early History of Radial Arm Saws
Modified on 2008/04/07 16:25
by
Jeff Joslin
Categorized as
History
,
Radial Arm Saws
{rating} ===Raymond De Walt's Radial Arm Saw=== In 1925 Raymond De Walt patented a direct-drive radial arm saw. As we have seen, the radial arm concept was not new, but putting a direct-drive motor in a yoke attached to a radial arm was. [imageleft|Drawing from De Walt's 1925 patent|{UP}HistoryRAS%2f5059-2.jpg|http://datamp.org/displayPatent.php?id=5059] [imageleft|A first-generation DeWalt saw|http://www.owwm.com/photoindex/images/7122-A.JPG|http://www.owwm.com/photoindex/detail.aspx?id=7122]{clear} ''De Walt's follow-up patents'' ''Link to DeWalt Products Co. page'' ===Other early patents=== ===The Marketplace of Radial Arms and Alternatives=== ''Machine types: belt drive, direct drive, moving carriage, moving arm, combination machines'' ''Commercial overview up to 1980 or so: DeWalt, Delta, Walker-Turner, Poitras, Comet, Gilson, Wilson, etc. See http://owwm.org/viewtopic.php?t=35533''
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