Security mailbox

Deposit and collection receptacles – Closures and chutes – Letter box

Patent

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Details

232 17, B65G 1104

Patent

active

054354846

ABSTRACT:
A mailbox formed by an upright hollow housing closed by a top door and having a trap door intermediate its height separating the hollow housing into an upper compartment and a lower compartment. The trap door forms a bottom for the upper compartment for supporting mail deposited therein. The top access door is gang connected with the trap door for opening and closing the hollow housing and moving the trap door from a closed position to a downward open position in sequence with the vertical movement of the access door. The housing wall is provided with an outlet door communicating with the lower compartment which is normally closed by a lockable door permitting authorized persons to remove mail or other articles falling by gravity into the lower compartment.

REFERENCES:
patent: 445497 (1891-01-01), Catudyl
patent: 518924 (1894-04-01), Kinsey
patent: 587744 (1897-08-01), Leuschuer
patent: 830231 (1906-09-01), Homme
patent: 1527223 (1925-02-01), Rastettler
patent: 1538591 (1925-05-01), Rastettler
patent: 3735919 (1973-05-01), Morgan
patent: 3802619 (1974-04-01), Vanderveer
patent: 4724999 (1988-02-01), Fitzgerald et al.
patent: 4993626 (1991-02-01), Berry
patent: 5096115 (1992-03-01), Hassan
patent: 5148974 (1992-09-01), Clapper

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