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Automatic motor vehicle P.T.O. drive control

  • US 6,080,081 A
  • Filed: 07/08/1999
  • Issued: 06/27/2000
  • Est. Priority Date: 03/05/1997
  • Status: Expired due to Term
First Claim
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1. A method for engaging power take-offs (28) in commercial vehicles, comprising the steps of:

  • delivering a signal to engage said power take-off (28);

    converting said signal to engage, in a control device (34), into a signal for opening an automated clutch (4) between a prime mover (2) and said transmission (6) of the commercial vehicle;

    reaching a predetermined minimum number of revolutions of the input shaft (10) of said transmission (6);

    controlling a shifting device (26) for connecting said power take-off (28) with a transmission shaft (16,

         42) which drives said power take-off;

    closing said shifting device (26,

         52); and

    closing said clutch (4).

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