Device for the fold-free stretching and holding of liquid crysta

Details Device for the fold-free stretching and holding of liquid crysta Device for the fold-free stretching and holding of liquid crysta

1976-07-07

1978-03-21

Lawson, Patrick D.

Textiles: ironing or smoothing

Smoothing implements

Stretchers

40152, 160380, D05C 104, G09F 112, A47G 500

Patent

active

040795292

ABSTRACT:
A frame for holding and stretching liquid crystal films for thermographic diagnosis of cutaneous and sub-cutaneous disorders. A foil coated with the liquid crystals is held and stretched by the frame. The frame comprises an outer member 1 which is secured to inner member 2 by clips 3 registering in openings 8. The frame members are contoured so the stretching is effected without formation of folds.

REFERENCES:
patent: 2760299 (1956-08-01), Gable et al.
patent: 3408759 (1968-11-01), Rotheraine et al.
patent: 3596385 (1971-08-01), Tachibana
patent: 3729045 (1973-04-01), McDonald
patent: 3885333 (1975-05-01), Zachary

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