US PATENT SUBCLASS 280 / 141
.~.~.~ Swivel


Current as of: June, 1999
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280 /   HD   LAND VEHICLES

29  DF  WHEELED {21}
80.1  DF  .~ Running gear {20}
140  DF  .~.~ Reaches {2}
141.~.~.~ Swivel


DEFINITION

Classification: 280/141

(under subclass 140) Reaches having a swivel-joint to allow the front and rear axle gears to oscillate in vertical planes independently of each other.

SEE OR SEARCH THIS CLASS, SUBCLASS:

124.117+, for a general utility wheeled land vehicle including a swinging axle including resilient, shock absorbing support for the vehicle body, chassis, or frame which may or may not involve a perch or reach.

137.5+, for a general utility wheeled land vehicle including a swinging axle lacking resilient, shock absorbing support which may or may not involve a perch or reach, especially subclass 137.504 which includes perch or reach bracing.

SEE OR SEARCH CLASS

74, Machine Element or Mechanism, 579+, for pitmans and connecting rods.

403, Joints and Connections,

52+, for swivel joints of general utility, particularly subclasses 78+.