Electric powered trowel

Details Electric powered trowel Electric powered trowel

1990-12-17

1992-04-07

Bui, Thuy M.

Road structure, process, or apparatus

Apparatus

With means for profile shaping, e.g., crown

404112, E01C 1922

Patent

active

051022583

ABSTRACT:
A lightweight electric trowel having an insulating block disposed in the drive connection between the trowel blades and the motor. The blades are at a fixed angle of four degrees with the leading edge of the blades being inclined at a fifteen degree angle to prevent plowing.

REFERENCES:
patent: 2277389 (1942-03-01), Conway
patent: 2394274 (1946-02-01), Troxell
patent: 2662454 (1953-12-01), Whiteman
patent: 2689507 (1954-09-01), McCrery
patent: 2888863 (1959-06-01), Eisenbeis
patent: 3259033 (1966-07-01), Kelley
patent: 3973857 (1976-08-01), Whiteman
patent: 4046483 (1977-09-01), Sutherland
patent: 4629359 (1986-12-01), Sengupta
patent: 4673311 (1987-06-01), Whiteman
patent: 4740348 (1988-04-01), Rose

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