Precision balance
AssigneeMettler-Toledo AG
InventorErnst Strickler
Life of this patent
Estimating the term…
Abstract
A precision balance for weighing flat filters has a funnel-shaped weighing dish. The weighing dish has a wall composed of a netting or a thin sheet steel provided with perforations. The weighing dish is mounted in a housing having a lower part and an upper part which is hinged to the lower part and can be swung away from the lower part. A cover vertically displaceably mounted in the upper part can be lowered onto the rim of the weighing dish. The weighing dish is grounded for discharging static charges on the filter.
Claims12
A precision balance for weighing a flat filter, the precision balance comprising a funnel-shaped weighing dish, whereby the flat filter rests partially on the weighing dish during weighing, wherein the weighing dish has a wall composed of one of metal netting and very thin perforated sheet steel.
A precision balance for weighing a flat filter, the precision balance comprising a funnel-shaped weighing dish, whereby the flat filter rests partially on the weighing dish during weighing, the weighing dish having a wall of very thin perforated sheet steel, wherein the sheet steel of the wall has radially extending perforations.
Dependencies are inferred from the claim text.