Model of a Double Pair of Hydraulic Forge Bellows, Rijkswerf Rotterdam, 1818 demonstration model Model of a double hydraulic bladder ballg on ground board. It consists of two barrels and a drive mechanism that is incomplete. Each barrel has a cylinder inside that connects top and bottom; The space inside is therefore an endless circle, which is, however, finished by a shot placed in the longitudinal direction between the outer and inner wall. On the one hand, an input valve with chamois leather valve are applied on either side of this shot, on the other side outgoing valves to which a ventilat


Model of a Double Pair of Hydraulic Forge Bellows, Rijkswerf Rotterdam, 1818 demonstration model Model of a double hydraulic bladder ballg on ground board. It consists of two barrels and a drive mechanism that is incomplete. Each barrel has a cylinder inside that connects top and bottom; The space inside is therefore an endless circle, which is, however, finished by a shot placed in the longitudinal direction between the outer and inner wall. On the one hand, an input valve with chamois leather valve are applied on either side of this shot, on the other side outgoing valves to which a ventilation pipe is connected. The barrels are horizontally hung in two forks and are turned back and forth around their axis by means of the drive mechanism; For this they each have a quadrant and a system of rollers and piles, for which rope or chain must be led. Of the drive mechanism, only the frames and a set of radish wheels are left. If the barrels are half filled with water, the space that remains for air are shared in two compartments: by turning the barrel back and forth, they become alternately larger and smaller, because the water surface remains horizontal. This is how the air flow is established. The ventilation pipes are bent so that their ends run the same as the rotation axes of the barrels and each connect to a fixed pipe; The two fixed pipes come together where they are led by a back wall. Rotterdam wood (plant material). brass (alloy). chamois (animal material)


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Photo credit: © piemags/rmn / Alamy / Afripics
License: Licensed
Model Released: No

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