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USRE28071E Expired / Lapsed US ⏱️ 0.0 years remaining

Portable type handling apparatus

Assignee: —
•
Filing: 1972-02-10
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Granted: 1974-07-09
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Expires: 1992-02-10
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Abstract

Abstract A PIPE HANDLING APPARATUS FOR RACKING PIPE WHICH INCLUDES A PAIR OF CARS SLIDABLY RECEIVED UPON AN ELONGATED TRACK WITH THE CARS BEING POSITIONED ALONG THE TRACK IN A PIPE RECEIVING RELATIONSHIP WITH RESPECT TO A PIPE DELIVERY CHUTE. THE CARS INCLUDE A LATCH MEANS WHICH ENABLES MOVENT OF ONE OF THE CARS TO IMPART MOVEMENT TO THE REMAINING CAR. THE FIRST CAR IS POSITIONED ADJACENT THE CHUTE TO RECEIVE ONE END OF A PIPE, WHEREUPON THE PIPE IS TRANSPORTED BY THE CAR LONGITUDINALLY ALONG THE TRACK UNTIL THE REMAINING MARGINAL END PORTION OF THE PIPE IS RECEIVED BY THE SECOND CAR. A LATERALLY ARRANGED CONVEYOR MEANS TRANSPORTS THE PIPE AWAY FROM THE TRACK AND ONTO A PIPE RACK, WHEREUPON THE CARS ARE AGAIN POSITIONED IN PIPE RECEIVING RELATIONSHIP WITH RESPECT TO THE TRACK AND THE CHUTE IN ORDER TO RECEIVE THE NEXT JOINT OF PIPE.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 18:32
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/14; E21B19/15; E21B19/155

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-07-08 1978-01-07 1978-07-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-07-08 1982-01-07 1982-07-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-07-08 1986-01-07 1986-07-09 $7700.00 Window Closed / Lapsed

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