Mobile lifting device and weighing device therefor

Weighing scales – Convertible – Hand truck

Reexamination Certificate

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Details

C177S139000, C177S140000

Reexamination Certificate

active

06855894

ABSTRACT:
A mobile lifting device comprises a mobile frame (1, 12, 13) with a set of lift forks (3) for receiving a pallet thereon. The pallet truck is provided with a weighing device which comprises at least one pressure or strain-sensitive sensor (20) in addition to a display panel (21) for indicating thereon a value measured by the sensor. The sensor is connected firmly to a pan (12) of the frame and able to determine a mechanical deformation in that part of the frame. The weighing device comprises this sensor.

REFERENCES:
patent: 3190363 (1965-06-01), Airesman
patent: 4421186 (1983-12-01), Bradley
patent: 4666004 (1987-05-01), Raz
patent: 4899840 (1990-02-01), Boubille
patent: 5417536 (1995-05-01), Cech
patent: 5837946 (1998-11-01), Johnson et al.
patent: 5990423 (1999-11-01), Ashpes et al.
patent: 6410863 (2002-06-01), Cappiello
patent: 803717 (1997-10-01), None
patent: 2752298 (1998-02-01), None
patent: WO 8202024 (1982-06-01), None
patent: WO 9108977 (1991-06-01), None

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