Locks – Operating mechanism – Combination
Patent
1979-07-25
1981-12-01
Wolfe, Robert L.
Locks
Operating mechanism
Combination
70 23, 70318, E05B 3702
Patent
active
043029566
ABSTRACT:
Coded lock for blood transfusion bags of the type having a locking flap. A pin extends through the locking flap of the bag. A numerically coded lock locks the pin through the flaps. A numerical code is set into the lock. The numerical code is attached to the patient's wrist. At the patient's location the nurse reads the code attached to the patient's wrist and opens the bag.
REFERENCES:
patent: 1591777 (1926-07-01), Putman
patent: 2189342 (1940-02-01), Eber
Kaplan Harold
McMorrow John J.
Sommerhalter, Jr. Frederick
Malone James P.
Wolfe Robert L.
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