Tovstivhed

International names:

Steife der Seile; la raideur des cordes

English description:

Flexibility of cords apparatus

Danish Instrument Inventory text:

Flexibility of cords apparatus. In Hauch's description: Apparatus to demonstrate the flexibility of cords when wound around cylinders of different diameters.Mahogany base 490x215x35 on 4 feet. On this a mahogany frame consisting of 2 uprights, section 82x33 H910 connected by mahogany girder L680. From this is suspended a mahogany swing 290x195x25 in 2 cords. Cylinders and weight pan are missing.Ref: Sigaud La Fond: Tome 1 Pl XVII fig 5.Not signedc1800 (g)

• Category: Statics
• Hauch number: B71
• Inventory number: 3640
• Danish Instrument Inventory number: 1558

• Hauch references:
• Begynd.grund: §138
• Cabinet 1: Bd.1 p.119; pl.21 fig 6

• Literature:
• Nollet, J. A.: 3,09902
• Sigaud de Lafond : 1,1705

• Musschenbroek(1729) pl.V fig.19

  Desaguliers(1744) pl.18 fig 3;

  Gehler(1787-96) III p.730