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US Patent: 2,742,802
Impact device
Patentees:
Henery A. Weyer - Chambersburg, PA
Eugene C. Clarke - Chambersburg, PA

USPTO Classifications:
72/18.9, 72/20.4, 72/263, 72/361, 72/4, 72/412, 91/172

Tool Categories:
metalworking machines : forging machines : drop hammers

Assignees:
Chambersburg Engineering Co. - Chambersburg, PA

Manufacturer:
Chambersburg Engineering Co. - Chambersburg, PA

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 14, 1946
Granted: Apr. 24, 1956

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Chambersburg Engineering Co.
Description:
A drop hammer where "the force of impact is absorbed by the impact elements thereby eliminating the necessity for the heavy foundations and anvil structures ordinarily associated with such apparatus."

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