Warning device for concrete finishing tool

Details Warning device for concrete finishing tool Warning device for concrete finishing tool

1991-12-30

1993-08-10

Yasich, Daniel M.

Communications: electrical

Systems

Portable self-contained

152353, 340326, G08B 2100

Patent

active

052353141

ABSTRACT:
A warning or alerting device for a manually operated, concrete finishing tool may provide a flashing light, a beeping signal or both when the tool is being operated. The device may be attached to the extended handle of the tool. Use of the warning device will help prevent injury to coworkers or bystanders from the long handle of the tool as the working end of the tool is drawn back toward the operator.

REFERENCES:
patent: 1585970 (1926-05-01), Fischer
patent: 2168671 (1939-08-01), Garlington
patent: 3226704 (1965-12-01), Petrash
patent: 3383675 (1968-05-01), Allardice et al.
patent: 4789762 (1988-12-01), Miller et al.
patent: 4959637 (1990-09-01), Woods et al.

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