US Patent: 225,485 - Parallel Pliers


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US Patent: 225,485

Parallel Pliers

Patentee:

Erastus N. Parker (exact or similar names) - Springfield, MA

USPTO Classifications:

30/185, 81/354, 81/360

Tool Categories:

pliers

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

C. S. Parkhurst

Wm. H. Chapin

Patent Dates:
Applied:	Feb. 02, 1880
Granted:	Mar. 16, 1880

Patent Pictures:

Erastus N. Parker patent March 16, 1880

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Description:

The jaws are moved by gear teeth , and the handles are geared to each other to keep them moving equally, and thereby having the jaws move equally from a common center. The jaws and handles are held between side plates.