US PATENT SUBCLASS 280 / 124.168
.~.~.~.~.~ Helical form

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

29  DF  WHEELED {21}
80.1  DF  .~ Running gear {20}
124.1  DF  .~.~ Suspension arrangement {11}
124.164  DF  .~.~.~ Mechanical spring element {5}
124.166  DF  .~.~.~.~ Torsion spring {3}
124.168.~.~.~.~.~ Helical form

DEFINITION

Classification: 280/124.168

Helical form:

(under subclass 124.166) Subject matter wherein the torsion spring is a spiral lying on the surface of a cylinder and the twisting deformation (torque deformation) causes winding of the spiral.

SEE OR SEARCH CLASS

267, Spring Devices,

275, for a vehicle helical form torsion spring device.