Method and apparatus for determining the location of a work impl

Details Method and apparatus for determining the location of a work impl Method and apparatus for determining the location of a work impl

1994-05-10

1995-04-11

Taylor, Dennis L.

Excavating

Ditcher

Condition responsive

37347, 37905, 36442407, E21B 2106

Patent

active

054046610

ABSTRACT:
An apparatus for determining the location of a work implement at a work site is provided. The apparatus includes an undercarriage, a car body rotatably connected to the undercarriage, a boom connected to the car body, a stick connected to the boom, a work implement connected to the stick, and a positioning system including a receiver connected to the stick and a processor for determining the location of the receiver in three dimensional space at a plurality of points as the car body is rotated and for determining the location and orientation of the work implement.

REFERENCES:
patent: 4244123 (1981-11-01), Lazure et al.
patent: 4630685 (1986-12-01), Huck, Jr. et al.
patent: 4677555 (1987-06-01), Goyet
patent: 4776750 (1988-10-01), Griswold, Jr. et al.
patent: 4812991 (1989-03-01), Hatch
patent: 4888890 (1989-12-01), Studebaker et al.
patent: 4912643 (1990-03-01), Beirxe
patent: 4963889 (1990-10-01), Hatch
patent: 5065326 (1991-11-01), Sahm
Article entitled "Artificial intelligence in the control and operation of construction plant-the autonomous robot excavator" published 1993.
Article entitled "Automation and Robotics in Construction"-vol. 1 by FHG (9 pgs.) believed to have been published on or about Jun. 1991.
Article entitled "Backhoe Monitor" by IHC-3 Pgs.-Publication date unknown but believed to be prior to one year before the filing date.

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