US PATENT SUBCLASS 305 / 138
.~.~ With roller mounting means

Current as of: June, 1999
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305 /   HD   WHEEL SUBSTITUTES FOR LAND VEHICLES

124  DF  WITH TRACK SUPPORT INTERMEDIATE OF END WHEELS {4}
129  DF  .~ With roller support contacting lower track run {9}
138.~.~ With roller mounting means

DEFINITION

Classification: 305/138

With roller mounting means:

(under subclass 129) Apparatus including the specifics of the attachment structure (e.g., clamp, pin, key) for securing the cylindrical element to the truck frame.

SEE OR SEARCH CLASS

384, Bearings,

416+, for a plain bearing especially adapted for a pulley or

roller type rotary member. [figure] [caption]A - Truck frame; B - Roller assembly; C - Resilient cushions; D - Roller; E, F - Links to interconnect roller assembly; G - Link off set; H - Bell crank; J - Pivot; K - Truck frame side member