Cutlery – Cutting tools – Plural blade
Patent
1978-07-10
1980-06-24
Simpson, Othell M.
Cutlery
Cutting tools
Plural blade
7161, 30314, 30315, 30353, B26B 300
Patent
active
042087937
ABSTRACT:
A fire fighting device is provided for breaking holes in ceilings, walls, and the like. A battering and cutting edge that extends downwardly from a pointed tip, and a horizontal or bottom blade extends perpendicular to the axis of an adapting means which is attached to the blade portion and to a pole for gripping by the firefighter. The bottom blade includes a fulcrum spaced away from the tip a first distance and protruding below the bottom cutting edge to thereby allow the battering and cutting means to pivot securely for use in pulling down walls and removing sections of ceilings. The cutting blade is a heavy gauge metal which includes a contoured portion that permits the pole-attached adapter to be nestled therein for purposes of securely attaching the adapter to the cutting blade by a filler metal.
REFERENCES:
patent: D153776 (1949-05-01), Eimmerman
patent: 676961 (1901-06-01), Parks
patent: 1194044 (1916-08-01), Loomis
patent: 1374336 (1921-04-01), Surbaugh
patent: 1855975 (1932-04-01), Lamb
patent: 1875612 (1932-09-01), Johnson
patent: 2015916 (1935-10-01), Blocher
patent: 2017369 (1935-10-01), McGhee
patent: 2517840 (1950-08-01), Chatlos
Conlon James J.
Simpson Othell M.
Zatarga J. T.
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