Patent Model - Improvement in Steam-Hammers
Maker and role
David Joy, Patentee
Gustave Brinkman, Assignee
J. Merrick, Assignee
W. Merrick, Assignee
John Cope, Assignee
Production date
Aug 04 1868
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Object detail
Media/Materials
Wood
Measurements
11 1/4 x 6 x 2" (28.6 x 15.2 x 5.1cm)
Description
Joy assigned his rights to Gustave Brinkman, who then assigned his rights to J. Vaughan Merrick, W. H. Merrick, and John E. Cope.
His patent "consists in the employment of the piston or hammer-bar of a steam-hammer or hammers, driven by elastic fluid as the valve for the hammer, the ports being formed in the piston, hammer-bar, or cylinder, or among them conjointly..." (Patent Number 80,550)
His patent "consists in the employment of the piston or hammer-bar of a steam-hammer or hammers, driven by elastic fluid as the valve for the hammer, the ports being formed in the piston, hammer-bar, or cylinder, or among them conjointly..." (Patent Number 80,550)
Collection
Object number
2015.14.900a-c
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