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US Patent: 5,435
Improvement in revolving Spring Punches
Patentee:
Solyman Merrick - Springfield, MA

USPTO Classifications:
126/1AA

Tool Categories:
specialty tools : leatherworking tools : leather punches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George Ashman
R. A. Chapman

Patent Dates:
Applied: May 17, 1847
Granted: Feb. 08, 1848

Patent Pictures:
Solyman Merrick patent Feb. 8, 1848
USPTO pdf tiff
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Description:
This is an improvement of patent #636. The main added features are the copper block the punch strikes against, the feature inside the center of the rotating head designed to make punchings discharge, and an improved mode of holding the punch in line.

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