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Căutare avansată   Căutare mecanism

Weighing scale
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Structura mecanismului
Funcţie This scale features a horizontal beam, to which are attached two brass pans. Two needles on each side of the beam point downwards, indicating equilibrium. The beam rests on a knife-edge, which is part of the metal stand. The pans are balanced by a set of rods located under the stand.
 

Aplicaţie
Exemple de aplicare This device is used to measure weights.
It was used by future teachers during their studies at the men’s and women’s teacher training colleges, now the IUFM (University Teacher Training Institute) in Clermont-Ferrand.
 
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Europeana FaviconEuropeana  http://www.europeana.eu/portal/record/2020801/dmglib_handler_mcdsc_2890025.html
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IFMIFMA  http://www.ifma.fr
PtcPATSTEC  http://www.patstec.fr
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