Patent Model - Improvement in Fulling-Machines
Maker and role
Christian Ackerman (b.1815, d.1900), Patentee
Production date
Nov 24 1874
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Object detail
Media/Materials
Wood, iron
Measurements
10 x 12 x 2" (25.4 x 30.5 x 5.1cm)
Description
Ackerman's patent "relates to a novel machine constructed to present a continuous unbroken interior, that the felt may be acted upon for any desired length of time by continuous revolution in one direction, and the hot steam be so confined that it will act strongly upon the felt at all times, and not be permitted to escape; also, to a novel interior or drum wheel." (Patent Number 157,086)
Object number
2016.13.76a,b
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