Patent Model - Improvement in Lubricating-Cups
Maker and role
James Sangster, Patentee
Harry Ball, Assignee
William Bonnell, Assignee
Production date
Jul 11 1865
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Object detail
Media/Materials
Lead
Measurements
5 1/2 x 3 1/4" (14 x 8.3cm)
Description
Sangster's patent "consists in providing the oiler with a brace, placed on the inside and just above the bottom, for the purpose of preventing it (the bottom) from being pressed beyond the point from which it springs back again when pressed by the fingers while in the act of forcing oil through the tube." (Patent Number 48,776)
Collection
Object number
2015.14.534a,b
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