Knockdown sign post assembly

Details Knockdown sign post assembly Knockdown sign post assembly

1977-08-29

1979-05-29

Ridgill, Jr., James L.

Static structures (e.g., buildings)

With piercing or expanding earth anchor

Supporting separate axially aligned shaft

52297, E02D 574

Patent

active

041563328

ABSTRACT:
This invention consists of a knockdown sign post assembly which provides the user with a sign post that can easily be erected and taken down in a quick and efficient manner. The foundation or base of the sign post is readily placed into the ground to which the post for the sign attachment is affixed. Disassembly consists of disengaging the post from the foundation and then removing the foundation from the ground.

REFERENCES:
patent: 47910 (1865-05-01), Sheilds
patent: 199949 (1878-02-01), Youngs
patent: 291927 (1884-01-01), Newton
patent: 396624 (1889-01-01), Thomas
patent: 427815 (1890-05-01), Wolf
patent: 852555 (1907-05-01), Glassco
patent: 891448 (1908-06-01), Snider
patent: 930607 (1909-08-01), Morrill
patent: 1038147 (1912-09-01), Johnson
patent: 2554887 (1951-05-01), Tricarico
patent: 2976346 (1961-03-01), Bellamy

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