B - Operations – Transporting – 66 – C
Patent
B - Operations, Transporting
66
C
B66C 23/90 (2006.01) B66C 15/00 (2006.01) B66C 17/20 (2006.01) G08B 21/20 (2006.01)
Patent
CA 2101931
-19- ABSTRACT Sensors mounted on respective cargo transport trucks transferring cargo to a hoisting crane and responsive to an unsafe condition in such trucks to generate an electrical safety signal to be transmitted to such crane for rendering the hoisting mechanism inoperative.
Chambers Donald A.
Curry John R.
Chambers Donald A.
Curry John R.
Fetherstonhaugh & Co.
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