As much as I love the Robertson screw, it is now eclipsed by the "Star Drive" ( torx-tip" being sold at Lowe's, for rigid, positive, "slip-proof" drive. Thump --- Jim <jim at pianoguy.com> wrote: > Peter Lymburner Robertson (1879-1951) is a Canadian > inventor of the > square-drive screw, first produced in his Milton, > Ontario factory in 1908. > The Robertson factory is still operating today. > Robertson had licensed the screw in England but the > party with which he was > dealing intentionally put the company under and > purchased the rights from > the trustee thus circumventing Robertson. He spent a > small fortune buying > back the rights. After that he refused to ever allow > anyone to make the > screws under license. When Henry Ford tried out the > Robertson screws he > found they saved considerable time in the production > of cars but when > Robertson refused to license the screws to Ford, he > realized that the use > of the screws would not be guaranteed and stopped > using them. This largely > explains why they never became established in the > United States. > > Today Robertson screws are almost unknown in the > United Kingdom, scarce in > the United States, where they are used mainly in > theatrical set > construction and account for 10% of screws sold, > while being very common in > Canada where 85% of the screws sold use the > Robertson head. > > P. L. Robertson From Wikipedia, > ____________________________________________________________________________________ Get your own web address. Have a HUGE year through Yahoo! Small Business. http://smallbusiness.yahoo.com/domains/?p=BESTDEAL
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