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Hand tools

  • US 5,894,667 A
  • Filed: 08/27/1997
  • Issued: 04/20/1999
  • Est. Priority Date: 06/12/1995
  • Status: Expired due to Fees
First Claim
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1. A hand tool comprising a hand holdable fluid powered actuator coupled by a flexible fluid conduit means to a fluid displacement device, the fluid powered actuator having operative elements mounted for relative movement therebetween, the fluid displacement device including a hand gripping means and a ground engagement means, said hand gripping means and said ground engagement means being mounted for relative movement therebetween to effect actuation of the fluid powered actuator, the fluid powered actuator having an operating member retained for movement against the action of biasing means, the operating member being coupled to at least one of said operative elements, the fluid displacement device further including first and second tubular elements slidingly interengaged, said hand gripping means being mounted with the first tubular element and the ground engagement means being mounted with the second tubular element, there being piston means slidingly engaged in the first tubular element and coupled by coupling means to the ground engagement means.

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