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Expired
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James Aitken
William Arthur Howarth
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Individual
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Individual
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Closing And Opening Devices For Wings, And Checks For Wings
(AREA)
Abstract
3061. Aitken, J., and Howarth, W. A. Feb. 5. Windows, sliding. Fig. 2 shows the window raised, and Fig. 3 shows it lowered. A cord b is attached to the door frame at b<1>, and after passing under the pulley c on the window sash, and over the pulley c<1> on the door frame, is carried to the drum f, which carries a pinion h rotated by the toothed cam k. The cam k is operated by the lever m, and is retained in any position by the spring pawl t, which engages in one of the depressions p on the periphery of the cam.
GB189703061D1897-02-051897-02-05Improvements Appertaining to Sliding Sashes for the Doors of Railway and other Vehicles.
ExpiredGB189703061A
(en)