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Tailgate assembly having side mounted hydraulic cylinders

  • US 6,176,673 B1
  • Filed: 09/25/1998
  • Issued: 01/23/2001
  • Est. Priority Date: 09/25/1998
  • Status: Expired due to Term
First Claim
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1. A work machine, comprising:

  • a receptacle adapted to receive and carry loads having a first lateral sidewall, a second lateral sidewall spaced apart from said first lateral sidewall, and a floor extending between said first lateral sidewall and said second lateral sidewall, wherein said first lateral sidewall has a first cylinder recess defined therein;

    a tailgate which extends transversely from said first sidewall to said second sidewall, said tailgate being movable between (i) a closed position which prevents loads from exiting a rear portion of said receptacle, and (ii) an open position which allows loads to exit said rear portion of said receptacle;

    a cylinder positioned within said first cylinder recess and movable between a first rod position and a second rod position;

    a linkage positioned within said first cylinder recess, wherein said linkage (i) operatively couples said cylinder to said tailgate, (ii) positions said tailgate in said closed position when said cylinder is in said first rod position, and (iii) positions said tailgate in said open position when said cylinder is in said second rod position; and

    a protective cover positioned over said first cylinder recess and secured to said first lateral sidewall;

    wherein said cylinder is in a retracted condition when said cylinder is located in said second rod position.

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