Mailbox signaling device

Details Mailbox signaling device Mailbox signaling device

1992-05-12

1993-04-13

Trettel, Michael F.

Deposit and collection receptacles

Letter boxes

Signals

B65D 9100

Patent

active

052014657

ABSTRACT:
A mailbox signaling device which indicates that a door to a mailbox has been opened for the placement of mail within the mailbox. The action of the mailbox door causes a movement of a lever which actuates a trigger to release a signal rod. A signal rod is displaced from its housing by means of spring biasing, to indicate the opening of the mailbox door.

REFERENCES:
patent: 3014641 (1961-12-01), Sowton
patent: 4072265 (1978-02-01), Jones
patent: 4318507 (1982-03-01), Thopsey et al.
patent: 4570846 (1986-02-01), Morgrey
patent: 4706880 (1987-11-01), Peters
patent: 4877180 (1989-10-01), Shull
patent: 4913342 (1990-04-01), Fluck
patent: 4986467 (1991-01-01), Bibbee

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