Nova Patents
US577471A

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Abstract

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US577471A, drawing sheet 1
Sheet 1 of 1

4 claims: 4 independent, 0 dependent

  1. 1
    Having fully described my invention, I claim as new and desire to secure by Letters Patent— 1. A truck, comprising a main frame, which 25 is supported on wheels in the usual manner, a supplemental frame mounted thereon and pivotally connected therewith, centrally thereof, and adapted to turn thereon, and an auxiliary frame mounted on said supplemen30 tai frame, and adapted to slide thereon, and means for locking said frames together, substantially as shown and described.
  2. 2
    A truck, comprising a main frame, which is supported on wheels in the usual manner, a 35 supplemental frame mounted thereon and pivotally connected therewith, centrally thereof, and adapted to turn thereon, and an auxiliary frame mounted on said supplemental frame, and adapted to slide thereon, and means for locking said frames together, said 40 supplemental frame being also provided with vertical side strips between which the auxiliary frame is adapted to move and said auxiliary frame being provided with revoluble rollers or supports at each side thereof, sub- 45 stantially as shown and described.
  3. 3
    A truck, comprising a main frame which is supported on wheels in the usual manner, a supplemental frame revolubly mounted on the main frame and pivotally connected there- 50 with centrally thereof, and said supplemental frame being provided with vertical side walls or strips and an auxiliary frame which is longitudinally movable in said supplemental frame, substantially as shown and described. 55
  4. 4
    A truck, comprising a main frame which is supported on wheels in the usual manner, a supplemental frame revolubly mounted on the main frame and pivotally connected therewith centrally thereof, and said suppiemen- 60 tai frame being provided with vertical side walls or strips and an auxiliary frame wliich is longitudinally movable on said supplemental frame, and devices for locking the supplemental frame to the main frame, and the aux- 65 iliary frame to the supplemental frame, said devices being adapted to be operated from either end of the truck, substantially as shown and described. In testimony that I claim the foregoing as 70 my invention I have signed my name, in presence of the subscribing witnesses, this 15th day of September, 1890. WILLIAM II. WARD. Witnesses:L. F. Williams, J. F. Harrison.