Apparatus for fabricating multi-layer spiral tubes

Metal fusion bonding – With means to deform work – filler – or flux portion before... – Comprising means forming one-piece blank into a tubular shape

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B23K 502

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active

047460490

ABSTRACT:
An apparatus for fabricating multi-layer spiral tubes of the type that while the webs are being wrapped in a spiral form the adjacent edge portions of the webs are welded with each other to form spiral tubes, is improved in that the apparatus has a take-up drum for taking up the wrapped webs while rotating with the leading end of the web of the first layer fixedly secured thereto, a wrapping drum having the webs wrapped therearound and including a backing section for backing a welding location of the edge portions of the web of the first layer, a plurality of web feed devices provided adjacent one another for spirally feeding the webs on the wrapping drum of the spiral tubes of the preceding layers, a plurality of wrapping devices provided in combination with the respective web feed devices for spirally wrapping the web on the wrapped drum or the spiral tubes of the preceding layers, and a drawing device for drawing from the wrapping drum the spiral tubes that are being formed continuously.

REFERENCES:
patent: 2937436 (1960-05-01), Butler et al.
patent: 3425118 (1969-02-01), Dobell et al.
patent: 3549077 (1970-12-01), Huck
patent: 3557335 (1971-01-01), Sablotny
patent: 3619897 (1971-11-01), Oppermann et al.
patent: 3651677 (1972-03-01), Siegwart
patent: 3888283 (1975-06-01), Cauffiel
patent: 4061264 (1977-12-01), Bartels et al.
patent: 4247033 (1981-01-01), Dahmen et al.
patent: 4505417 (1985-03-01), Makarov et al.
patent: 4640453 (1987-02-01), Oe et al.

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