Communications: electrical – Land vehicle alarms or indicators
Reexamination Certificate
2006-03-28
2006-03-28
Mullen, Thomas (Department: 2632)
Communications: electrical
Land vehicle alarms or indicators
C340S465000, C340S475000, C340S679000
Reexamination Certificate
active
07019624
ABSTRACT:
A forklift has a driving wheel capable of being steered by 360°, a steering angle detecting section for detecting a steering angle of the driving wheel, a rotary direction detecting section for detecting a rotary direction of the driving wheel, a running direction judging section for judging a running direction of the forklift based on the steering angle of the driving wheel and the rotary direction of the driving wheel. The forklift further includes a display, advancing chime and reversing buzzer for announcing the result of judgment obtained by the running direction judging section.
REFERENCES:
patent: 4728923 (1988-03-01), Finger
patent: 5325935 (1994-07-01), Hirooka et al.
patent: 6650242 (2003-11-01), Clerk et al.
patent: 6732824 (2004-05-01), Sugata
patent: 6784800 (2004-08-01), Orzechowski
patent: 02279435 (1990-11-01), None
Kawashima Kazuhito
Muragishi Hajime
Mullen Thomas
Nippon Yusoki Co., Ltd.
Sughrue & Mion, PLLC
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