US PATENT SUBCLASS 173 / 128
.~ Impact transmitting anvil

Current as of: June, 1999
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173 /   HD   TOOL DRIVING OR IMPACTING

90  DF  IMPACTING DEVICES (E.G., HAMMERS) {19}
128.~ Impact transmitting anvil {5}
129  DF  .~.~> Attachable at plurality of points along tool
130  DF  .~.~> Adapted to fit tool noncircular in cross section
131  DF  .~.~> Formed of plural transmitting part or separate layers
132  DF  .~.~> With means to directly connect anvil to tool
133  DF  .~.~> Anvil retained for limited movement

DEFINITION

Classification: 173/128

(under subclass 90) Apparatus comprising a mass of material which receives the direct blow from the hammer and transmits the blow to the tool or tool shaft.

SEE OR SEARCH THIS CLASS, SUBCLASS:

76, for a cleansing fluid pump which comprises a hammer head or impact transmitting anvil.

80, for an impact transmitting anvil provided with a cleansing fluid passage.

93+, for an impact drive having an anvil arranged to transmit torsional impacts to a tool.

SEE OR SEARCH CLASS 72, Metal Deforming,

476+, for an "anvil" tool in or for a metal shaping machine.

405, Hydraulic and Earth Engineering,

245+, for anvils for driving hollow piles which are provided with a wall supporting core portion.