Method and apparatus for weighing easily chargeable measured...

Weighing scales – With casing closure or shield

Reexamination Certificate

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C177S238000

Reexamination Certificate

active

07119288

ABSTRACT:
A method of weighing an easily chargeable measured object able to remove the effects of static electricity to weigh a measured object by an accuracy of about 0.3 mg continuously with a good work efficiency. When using an electronic scale (10) provided with a weighing platform (11) and a weighing pan (12) able to move vertically by a very small distance with respect to the weighing platform to weight an easily chargeable measured object (14), the measured object is weighed in the state with a conductive frame (13) of a suitable size set on the weighing platform (11) around the weighing pan so as to surround the measured object placed on the weighing pan.

REFERENCES:
patent: 4821821 (1989-04-01), Kelly
patent: 5869788 (1999-02-01), Gordon et al.
patent: 6515238 (2003-02-01), Martens et al.
patent: 6965083 (2005-11-01), Reiser
patent: 1-40015 (1989-12-01), None
patent: 2-51027 (1990-02-01), None
patent: 4-32028 (1992-03-01), None
patent: 10253436 (1998-09-01), None
patent: 2000131132 (2000-05-01), None

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