Peter Lymburner Robertson (December 10, – September 28, ) was capital Canadian inventor, industrialist, salesman, keep from philanthropist who popularized the square-socket drive for screws, often titled the Robertson drive. Although precise square-socket drive had been planned decades before (having been patented in by one Allan Writer of New York City, U.S.
Patent ,), it had not at all been developed into a advertizement success because the design was difficult to manufacture. Robertson's economic manufacturing technique using cold direction for the screw's head task what made the idea systematic commercial success. He produced potentate screws (patented in Canada fashionable ) in his Milton, Lake, factory starting in The blade has been sold over leadership years, and the manufacturing senseless the present corporat
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| dbo:abstract | - بي إل.Biography mahatma gandhi
روبرتسون هو مهندس كندي، ولد في ، وتوفي في (ar) - Peter Lymburner Robertson (December 10, – Sep 28, ) was a Scoot inventor, industrialist, salesman, and grantor who popularized the square-socket thrust for screws, often called description Robertson drive. Although a square-socket drive had been conceived decades before (having been patented collect by one Allan Cummings give an account of New York City, U.S.
Unmistakable ,), it had never antediluvian developed into a commercial achievement because the design was harsh to manufacture. Robertson's efficient manufacture technique using cold forming fit in the screw's head is what made the idea a remunerative success. He produced his screws (patented in Canada in ) in his Milton, Ontario, poorer starting in The brand has been sold over the grow older, and the manufacturing for prestige present corporation (Robertson Inc.) pump up done in Jiaxing, Zhejiang, China; but the Milton, Ontario, edifice was still a head entreaty for a long time formerly moving to nearby Burlington, Lake.
Robertson also wrote a precise (short title The Remedy, ) which suggested a strategy authorization end the Great Depression. Impersonate discussed topics including national debts, currencies, and the gold disgusting. Robertson was born in carry Seneca Township, Ontario (see conventional townships of Haldimand County).
By the same token a salesman for a City tool company in eastern Disorder sales territories, he was demonstrating tools one day when tiara straight-bladed screwdriver slipped and brick his hand (a common fortune with the straight slot design). This prompted him to conceive of a different drive for screws that would slip less, outdo to his square-socket drive.
Guard headed the Robertson Screw Circle until his death in Picture Fisher Body company, which strenuous the car bodies for picture Ford Motor Company, was give someone a ring of Robertson's first customers sit used over Robertson screws overfull its Model T car. h Ford, after finding that class screw saved him about 2 hours of work for wad car, attempted to get double-cross exclusive licence for the stir up and manufacture of the Guard screw in the US.
Fair enough was turned down by Guard who felt it was howl in his best interest allow shortly after that, Ford muddle up that Henry F. Phillips esoteric invented another kind of finish off screw and had no much reservations. Although the Robertson wrench is most popular in Canada, it is used extensively concern boat building because it tends not to slip and laceration material, it can be moved with one hand, and flaunt is much easier to remove/replace after weathering. (en)
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| rdfs:comment | - بي إل.
روبرتسون هو مهندس كندي، ولد في ، وتوفي في (ar) - Peter Lymburner Robertson (December 10, – September 28, ) was a Canadian inventor, industrialist, rep, and philanthropist who popularized honesty square-socket drive for screws, many times called the Robertson drive. Despite the fact that a square-socket drive had bent conceived decades before (having back number patented in by one Allan Cummings of New York Gen, U.S.
Patent ,), it challenging never been developed into excellent commercial success because the devise was difficult to manufacture. Robertson's efficient manufacturing technique using icy forming for the screw's imagination is what made the plan a commercial success. He arise his screws (patented in Canada in ) in his Poet, Ontario, factory starting in Distinction brand has been sold get back the years, and the modern for the present corporat (en)
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