Listing ID #3854325
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Contact Supplier The apparatus is provided with five linkagesÂ
and connectors, having hooks to which pansÂ
are hung. These are fixed between two pulleysÂ
around which rope is run to connect to twoÂ
extension type spring balance. The unit is veryÂ
useful for the study of arches, abutments and piers. Â
The wooden rectangular beam is fitted with scale