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A simulation environment for the sport of boxing utilizing a robotic machine interface system which carries a person.
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| Number | Title | Issue Date |
| 7281575 | Field adjustable impact jar An impact jar including a biasable member, an impactor and an impactee slidably coupled to the impactor. The impactor includes a first down-hole tool connector. The impactee includes a second down-hole tool connector distal from the first down-hole tool connector an... | 10/16/2007 |
| 7111678 | Field adjustable impact jar An impact jar including a biasable member, an impactor and an impactee slidably coupled to the impactor. The impactor includes a first down-hole tool connector. The impactee includes a second down-hole tool connector distal from the first down-hole tool connector an... | 09/26/2006 |
| 6988551 | Jar with adjustable trigger load A jar provided with an adjustable triggering load has a housing defining an anvil surface and a mandrel, movable relative to the housing under an applied load, defining a hammer surface to impact the anvil surface. A trigger mechanism for releasing the mandrel to ca... | 01/24/2006 |
| 6948560 | Jar for use in a downhole toolstring A jar (10), for use in a downhole toolstring comprising: a hollow housing (11); a jar mandrel (13); a latch sub (14); one or more latch keys (16); a cam surface (17); a chamber (23); a compression spring; and an adjus... | 09/27/2005 |
| 4919219 | Remotely adjustable fishing jar A jar tool for inclusion into a well fishing operating string which provides resilient tensional stretch to operate the tool. The tool is adapted to compress an upper release spring to store energy corresponding to tensional force in the operating string ... | 04/24/1990 |
