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US 5,632,441 AGranted
Elevating mailbox
OwnerFerdinand A. Tovalinventor
Life of this patent
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OwnerFerdinand A. Tovalinventor
Estimating the term…
An elevating mailbox consisting of a housing that is open therethrough and is closed across a top end by a cap, with the housing to telescope into and out of a ground sleeve that is seated in a hole in the ground adjacent to a road way, and providing a sealing arrangement for discouraging water entry into the ground sleeve. The housing includes a mail receiving cavity that is exposed when the housing is in an elevated attitude. A screw jack is maintained to a bottom of the ground sleeve to extend and retract a screw from a nut arranged across a cylinder when the screw is turned, with a screw top end journaled to the housing to lift and lower the housing, with the screw arranged to be turned by operation of an electric motor that is operated by a remote control connected through wires to operate at set times and on demand, and including limit switches for turning off motor operation at upper and lower limits of housing travel into and out of the ground sleeve.
An elevating mailbox comprising, a housing that is open therethrough and across a lower end with parallel sides and is capped across a top end, includes a mail receiving cavity arranged therein, adjacent to said top end, and is fitted with a ground sleeve;
Dependencies are inferred from the claim text.