Tool driving or impacting – Impacting devices – Impact transmitting anvil
Patent
1982-08-05
1985-08-13
Yost, Frank T.
Tool driving or impacting
Impacting devices
Impact transmitting anvil
83698, 175417, 279 79, 299 69, 299 94, 403381, 403331, E21C 3502
Patent
active
045344213
ABSTRACT:
A tool assembly in which the tool holder 6 forms a relatively small volume of metal thereby facilitating brazing of the tool bits (21, 23) and inexpensive replacement.
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Phan Hien H.
Yost Frank T.
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