Patent Model - Improvement in Flour-Bolts
Maker and role
Gaspar Richey, Patentee
Oscar Hadley, Assignee
Loyal Knappen, Assignee
William Stuart, Assignee
Gaspar Richey, Assignee
Production date
Oct 22 1878
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Object detail
Media/Materials
Wood, brass, steel
Measurements
12 x 11 3/4 x 5" (30.5 x 29.8 x 12.7cm)
Description
Richey's invention has these advantages: "That the machine occupies only about one-sixth the space of an ordinary bolt to do the same work, and that it can be constructed at less than one-fifth the cost of labor and material of an ordinary bolt, and will bolt two or more kinds of material at the same time." (Patent Number 209,193)
Collection
Object number
2015.14.2719a,b
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