US PATENT SUBCLASS 89 / 42.01
.~ With recoil check

Current as of: June, 1999
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89 /   HD   ORDNANCE

37.01  DF  MOUNTS {18}
42.01.~ With recoil check {4}
42.02  DF  .~.~> On trail spade
42.03  DF  .~.~> Fire-out-of-battery type
43.01  DF  .~.~> Fluid {1}
44.01  DF  .~.~> Spring type {1}

DEFINITION

Classification: 89/42.01

With recoil check:

(under subclass 37.01) Devices wherein the supporting structure for the ordnance device includes a mechanism designed to absorb the energy of recoil in such manner as to prevent violent movement of the ordnance-supporting carriage.

SEE OR SEARCH THIS CLASS, SUBCLASS:

4.05+, for explosion-opened breech guns with recoiling barrels.

160+, for automatic guns with movable barrels.

177, for automatic guns with barrel buffers.

SEE OR SEARCH CLASS

42, Firearms,

75.01, for barrel mounts for recoiling barrel automatic guns. 181, Acoustics,

223, for gun silencers, per se.