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An Improved Apparatus for Suspending Painters' Cradles and the like on the Exterior of Buildings.
An Improved Apparatus for Suspending Painters' Cradles and the like on the Exterior of Buildings.
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机译:一种用于在建筑物外部悬挂画家的支架等的改进的设备。
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27,062. Webster, F., and Humphreys, H. Nov. 22. Fittings for exteriors of buildings.-A painter s cradle is suspended from one end of a counterweighted beam a, which is carried on a rectangular framing n mounted on adjustable wheels b so as to run along the coping of a building. The framing is traversed by an endless rope passing over a wheel d, and is prevented from leaving the coping by adjustable vertical guide-pulleys f.
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