Positive dobby

Details Positive dobby Positive dobby

1987-08-20

1988-08-30

Jaudon, Henry S.

Textiles: weaving

Warp manipulation

Shedding

139 76, 139 74, D03C 1300

Patent

active

047669357

ABSTRACT:
A positive dobby in which a pair of cam plates for moving each heald frame positively vertically are provided separately on the first cam shaft and on the second cam shaft parallel to the first cam shaft, whereby the dobby is constituted without enlarging the pitch between the cam plates corresponding to each heald frame.

REFERENCES:
patent: 2152982 (1939-04-01), Watson et al.
patent: 2687148 (1954-08-01), Pfarrwaller
patent: 3095909 (1963-07-01), Pfarrwaller
patent: 4458727 (1984-07-01), Mettler

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