US PATENT SUBCLASS 173 / 133
.~.~ Anvil retained for limited movement

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


173 /   HD   TOOL DRIVING OR IMPACTING

90  DF  IMPACTING DEVICES (E.G., HAMMERS) {19}
128  DF  .~ Impact transmitting anvil {5}
133.~.~ Anvil retained for limited movement

DEFINITION

Classification: 173/133

(under subclass 128) Apparatus in which the impact transmitting mass of material is arranged relative to the tool in such a manner as to permit relative movement between said mass and said tool.