Deposit and collection receptacles – Letter boxes – Signals
Patent
1975-12-03
1977-02-15
McCall, James T.
Deposit and collection receptacles
Letter boxes
Signals
232 1C, A47G 2912
Patent
active
040078701
ABSTRACT:
A signal for mounting upon a conventional newspaper delivery box, comprising a molded flap-hinge-clamp unit for releasably clamping upon the upper edge of the open forward end of the box with the flap arranged within and blocking the box opening. The flap pivots upwardly upon insertion of a newspaper within the box. A signal flag is connected to the flap and has a body portion arranged above and roughly parallel to the upper surface of the box so that when the flap pivots upwardly, the flag swings into an upright signalling position.
REFERENCES:
patent: 1904448 (1933-04-01), Hampden et al.
patent: 2496962 (1950-02-01), Shaw
patent: 2553164 (1951-05-01), Bishop
patent: 3386649 (1968-06-01), Joyce
patent: 3520568 (1970-07-01), White et al.
patent: 3676896 (1972-07-01), Maleck
patent: 3888409 (1975-06-01), Bolduc
Aschenbrenner Peter A.
Hankis Roy A.
McCall James T.
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