Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 65,138
Improvement machine for cutting sheet or bar metal
Patentee:
Timothy F. Taft - Shrewsbury, MA

USPTO Classifications:
83/859

Tool Categories:
metalworking machines : metal shears

Assignees:
Augustus Rice - Worcester, MA

Manufacturer:
Rice & Whitcomb - Worcester, MA

Witnesses:
C. W. Estabrook
J. Henry Hill

Patent Dates:
Granted: May 28, 1867

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
Google Patents
Report data errors or omissions
"Vintage Machinery" entry for Whitcomb Mfg. Co. (Rice & Whitcomb)
"Vintage Machinery" entry for T. F. Taft
Description:
This machine for cutting sheet or bar stock is a "lock-shear". The improvement is with the arms J J and bolt K (see image 2), which is claimed to sustain one-third more pressure without breaking than previous designs.

Copyright © 2002-2019 - DATAMP