Hot steel cutting apparatus

Details Hot steel cutting apparatus Hot steel cutting apparatus

1979-08-02

1982-03-09

Lewis, Michael L.

Metal founding

Control means responsive to or actuated by means sensing or...

Responsive to thermal condition

148 9R, 164263, 266 50, 266 51, 266 58, 266 92, B22D 3100

Patent

active

043184391

ABSTRACT:
A cutting apparatus lights the surface of a moving hot steel material with lamps, locates any flaw with a video camera or the like, scarfs the surface of the steel material adjacent the flaw with a scarfing torch, measures the depth of the flaw with an eddy current detecting probe or the like, estimates accurately the loss of length due to conditioning size and depth of the flaw with a computer, and cuts the steel material in a predetermined length plus the accurately estimated length corresponding to the loss of length due to conditioning.

REFERENCES:
patent: 3020034 (1962-02-01), Laycak et al.
patent: 3432366 (1969-03-01), Lotz
patent: 3822632 (1974-07-01), Chigiotti
patent: 4118620 (1978-10-01), Wall, Jr. et al.
patent: 4131490 (1978-12-01), Oishi et al.
patent: 4175729 (1979-11-01), Karlsson

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