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Height-adjustable pipe pick-up and laydown machine

  • US 7,404,697 B2
  • Filed: 05/02/2003
  • Issued: 07/29/2008
  • Est. Priority Date: 05/03/2002
  • Status: Expired due to Term
First Claim
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1. A pipe-handling machine for manipulating joints of pipe at a rig site, pipe-handling machine comprising:

  • an elongated trough having a first end, a second end, and an upper receiving surface, the upper surface being configured to receive a joint of pipe, and wherein the elongated trough is configured to support a majority of the joint of pipe along the pipes longitudinal axis;

    an elongated trough carrier, the elongated trough carrier having a first end, a second end, and an upper receiving surface, the upper surface of the elongated trough carrier being configured to receive the elongated trough and allow the elongated trough to move longitudinally relative to the elongated trough carrier;

    an elongated trestle having a first end, a second end, and an upper receiving surface, the upper surface of the elongated trestle being configured to receive the elongated trough carrier and allow the elongated trough carrier to move relative to the elongated trestle;

    a carriage connectible to the first end of the elongated trestle;

    an inclined ramp having a first end, a second end, and a guide system therebetween, the guide system slidably receiving the carriage; and

    a trestle transport mechanism for transporting the first end of the elongated trestle from the first end of the inclined ramp to the second end of the inclined ramp.

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