Deposit and collection receptacles – Letter boxes
Patent
1988-02-18
1988-12-20
Gibson, Jr., Robert W.
Deposit and collection receptacles
Letter boxes
232 39, 248156, 248160, B65D 9100
Patent
active
047920882
ABSTRACT:
A sturdy, virtually indestructible mailbox is presented comprising a thick-gauged cylindrical mailbox shell, a top pipe stem, a middle resilient spring stem and a bottom anchor post pipe stem having a circular driving auger. The shell and stems are connected by means of horizontal holes in the pieces through which are inserted first, second and third attaching bolts.
The inside of the mailbox shell includes a perforated horizontal letter tray and a spring-ball latch mechanism that contacts an inner horizontal door flange for latching the door of the mailbox.
REFERENCES:
patent: 2082272 (1937-06-01), Zinnow
patent: 2911174 (1959-11-01), Goss
patent: 4367844 (1983-01-01), Drummond
Gibson , Jr. Robert W.
Weber Don W.
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