Plastic tubular objects

Details Plastic tubular objects Plastic tubular objects

1980-06-18

1984-03-06

Bryant, III, James E.

Stock material or miscellaneous articles

Structurally defined web or sheet

Fold at edge

428 36, 428126, 428127, 428128, 428192, 138154, 138122, 138129, 138135, 138148, B23B 304, F16L 916

Patent

active

044354606

ABSTRACT:
The formation of articles using an elongated strip which has on it a series of longitudinally positioned upstanding ribs to form between them a series of longitudinally positioned channels and including connectors on the strip spaced apart transversely on the strip whereby the strip can be wound helically to form an elongated object with the connectors interengated along a helical line to lock the strip in object form.

REFERENCES:
patent: 2354485 (1944-07-01), Slaughter
patent: 2739089 (1956-03-01), Hageltorn
patent: 3679531 (1972-07-01), Wienand et al.
patent: 4129152 (1978-12-01), Davis
patent: 4209043 (1980-06-01), Menzel

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