Deposit and collection receptacles – Letter boxes – Signals
Patent
1986-05-08
1987-11-17
Swiatek, Robert P.
Deposit and collection receptacles
Letter boxes
Signals
B65D 9100
Patent
active
047068809
ABSTRACT:
A rural mailbox structure including a "mails-in" signaling element that is operable to protrude laterally sideways and be visually apparent from the front and or rear when the mailbox is opened by rotation of the front door. Apparatus is included to maintain the signal element in the cocked unobservable position by a trigger rod engaged in an aperture in the signal element, which is disengaged when the front door is opened.
REFERENCES:
patent: 3026025 (1962-03-01), Hanson
patent: 3675845 (1972-07-01), Scheerer
patent: 3958752 (1976-05-01), Pieszchala
patent: 4066209 (1978-01-01), Brake
patent: 4073430 (1978-02-01), Joris
Swiatek Robert P.
Watkins Robert B.
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