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Roller type material rack

  • US 5,337,875 A
  • Filed: 04/09/1993
  • Issued: 08/16/1994
  • Est. Priority Date: 03/13/1993
  • Status: Expired due to Fees
First Claim
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1. A roller type material rack comprising a base frame, two receiving mounts fastened respectively and symmetrically to said base frame, and two rollers pivoted respectively to said receiving mounts;

  • wherein said receiving mounts are fastened to said base frame such that said receiving mounts can be turned for a predetermined angle and then located at said angle.wherein said base frame has a frame body having a U shape in cross section and having a locating lug located at each of both ends of the longitudinal axis of said frame body;

    wherein said receiving mounts have a rectangular plate, two holding pieces extending vertically and respectively from both ends of the longitudinal axis of said rectangular plate, and two wings extending vertically and respectively from both ends of the short axis of said rectangular plate in a direction opposite to said holding pieces, with each of said wings having a semicircular lug provided with a plurality of notches corresponding to a plurality of angles, said semicircular lug being pivoted to said locating lug of each of said receiving mounts; and

    wherein said base frame further comprises a locating pin fastened to said locating lug such that said locating pin can be located at an upper position and that said locating pin can be moved away from said upper position, with said locating pin being inserted into one of said notches at such time when said locating pin is located at said upper position.

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