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    • 6. 发明专利
    • Improvements in feed mechanism for envelopes or sheets, particularly applicable to printing or like machines
    • GB273931A
    • 1927-07-14
    • GB2308226
    • 1926-09-18
    • WILLIAM WHITTAKER MANNANNIE ELIZABETH MANN
    • B65H5/16
    • 273,931. Mann, W. W., and Mann, A. E. Sept. 18, 1926. Sheet separators and carriers; pile supports; sheet-guides pusher-feeds for single sheets.- Sheets or envelopes are separated from a pile 20, Fig. 3, and fed to a printing-couple 3, 4, or to a gumming or punching machine, by mechanism comprising a rotating suction roller 7 formed with two series of suction ports 12, 13, which are constructed as shown in Fig. 5, the member of each series in turn being connected by a side opening 15 with an aperture in a fixed drum fitted to the side of the roller 7. The sheets may be fed from the top of an automatically raised pile, or as shown in Fig. 3, from the bottom of a pile carried by an adjustable support 21 so arranged that the bottom sheet is tangential to the roller 7, the separated sheets being fed past an adjustable fence formed of two members 31 adjustable vertically by screws 32. The sides of the pile are restrained by adjustable guides 27. An adjustably mounted roller 33 assists to forward the separated sheet, and a guide 38 directs the sheets to rollers 39, 40 which forward the sheets between the flared end; of side fences 48 carried by side guides 47, along which the sheets are carried by projections or pawls 46 on chains 45. A spring arm 57 exerts a drag on the sheet and keeps its rear edge in contact with the projections 46; two other spring arms 59 press the sheet into contact with the guides 47 with a pressure adjustable by screws 85, and these arms keep the leading edges at right angles to the line of travel. Rollers 62, 63 driven faster than the chains 45 cause the sheets to be spaced apart, and adjustable spring arms 67 prevent the sheets from rising as they pass to the printing-couple 3, 4.
    • 8. 发明专利
    • Improvements in Mangles.
    • GB191504646A
    • 1916-03-23
    • GB191504646D
    • 1915-03-25
    • WHITTAKER BROS ACCRINGTON LTDWILLIAM WHITTAKERJOSEPH HUDSON BOOTH
    • D06C15/00
    • 4646. Whittaker, W., Booth, J. H., and Whittaker Bros. March 25. Mangles, boards for.-A combined drip and mangling board, and also the back mangling board are each made adjustable to three positions without removal from between the mangle frames. Each frame 1 has a stud 2 in the centre of an approximately circular groove 3 formed with raised edges 4 and having three notches 5, 6, 7. The combined drip and mangling board 8 has attached to each end a bracket 9 with a slot 10 adapted to engage the stud 2, and with a pin 11 which moves in the groove 3 until it slips into the desired notch. In a modification, the groove is formed on the bracket 9, and the pin 11 is made as a fixed projection from the frame. In further modifications, the bracket, secured either to the frame or the board, is made in the form of a raised circle with three notches, which may be engaged by a spring- pressed catch. The back-board x has at each end a bracket 17 with a pin 19, which can engage any of the notches 14, 15, 16, while a pin 12 projecting from the raised portion in which the notches are formed simultaneously engages a slot 18 formed in the bracket 17.