Flexible ducting joints

Details Flexible ducting joints Flexible ducting joints

1975-10-10

1977-07-26

Schroeder, Werner H.

Pipe joints or couplings

Both members pliable and nonmetal

F16L 3100

Patent

active

040378624

ABSTRACT:
A joint is made between the ends of two similar lengths of flexible ducting. One end has a single ring and the other a pair of parallel rings. The single ring fits between the pair of rings. Either the single ring or the extreme ring of the pair of rings is of a larger diameter than the diameter of the ducting. The end of the ducting length with the larger ring is fitted inside the other ducting length.

REFERENCES:
patent: 1274438 (1918-08-01), Nettleton
patent: 1525538 (1925-02-01), Evans
patent: 2911237 (1959-11-01), Olson

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