1
Adam J Gudat, Walter J Bradbury, Dana A Christensen, Richard G Clow, Lonnie J Devier, Carl A Kemner, Karl W Kleimenhagen, Craig L Koehrsen, Christos T Kyrtsos, Norman K Lay, Joel L Peterson, Prithvi N Rao, Larry E Schmidt, James W Sennott, Gary K Shaffer, Wenfan Shi, Dong H Shin, Sanjiv J Singh, Darrell E Stafford, Louis J Weinbeck, Jay H West, William L Whittaker, Baoxin Wu: Integrated vehicle positioning and navigation system, apparatus and method. Caterpillar, Sterne Kessler Goldstein & Fox, March 11, 1997: US05610815 (321 worldwide citation)

A system (400) for positioning and navigating an autonomous vehicle (310) allows the vehicle (310) to travel between locations. Position information (432) is derived from global positioning system satellites (200, 202, 204, and 206) or other sources (624) when the satellites (200, 202, 204, and 206) ...


2
Adam J Gudat, Prithvi N Rao, Gary K Shaffer, WenFan Shi, Dong H Shin, William L Whittaker, Karl W Kleimenhagen, Jay H West, Richard G Clow, Sanjiv J Singh, Dana A Christensen, Carl A Kemner, Walter J Bradbury, Craig L Koehrsen, Christos T Kyrtsos, Norman K Lay, Joel L Peterson, Larry E Schmidt, Darrell E Stafford, Louis J Weinbeck, Lonnie J Devier: Apparatus and method for autonomous vehicle navigation using path data. Caterpillar, Sterne Kessler Goldstein & Fox, March 25, 1997: US05615116 (277 worldwide citation)

An apparatus and method for navigating a vehicle along a predetermined route use route data and path data to define the predetermined route. The route data represents one or more contiguous path segments between adjacent nodes along the predetermined route. The path data includes postures of the veh ...


3
Kevin G Meyer, Roy T Paluska Jr: Transmission assembly with four planetary gear sets providing nine forward and one reverse gear ratio. Caterpillar, John W Morrison, January 23, 2001: US06176803 (256 worldwide citation)

A transmission assembly having a first, a second, a third, and a fourth planetary gear set is disclosed. The transmission assembly further includes an input shaft which drives the sun gear of the first planetary gear set, a first member which connects the planet carrier of the third planetary gear s ...


4
Rolland D Scholl, David R Schricker, Satish M Shetty: Method of relaying information relating to the status of a vehicle. Caterpillar, James R Yee, March 21, 1995: US05400018 (243 worldwide citation)

A method for reduces the amount of information relating to the status of a vehicle relayed from the vehicle to a remote location over a communications data link. The method includes the steps of generating a fault code, delivering the fault code to the remote location across the data link, and recei ...


5
Robert T Mintus, John C Paine: Charging system for a vehicle. Caterpillar Industrial, David M Masterson, September 17, 1991: US05049802 (226 worldwide citation)

Automated charging systems for vehicles having rechargeable batteries are in common use today. Such systems typically have exposed contacts or the need for additional circuitry to move the contacts. The subject system includes circuitry which allows the charge receiving member to be only connected t ...


6
James W Sennott, Christos T Kyrtsos, Adam J Gudat, Dana A Christensen, Douglas W Friedrich, Darrell E Stafford: Vehicle position determination system and method. Caterpillar, James R Yee, February 14, 1995: US05390125 (221 worldwide citation)

Systems and methods allow for the accurate determination of the terrestrial position of an autonomous vehicle in real time. A first position estimate of the vehicle 102 is derived from satellites of a global positioning system and/or a pseudolite(s). The pseudolite(s) may be used exclusively when th ...


7
Julie K Spoerre, Chang Ching Lin, Hsu Pin Wang: Machine performance monitoring and fault classification using an exponentially weighted moving average scheme. Caterpillar, Sterne Kessler Goldstein & Fox, February 11, 1997: US05602761 (210 worldwide citation)

The present invention provides an accurate machine monitoring technique based on vibration analysis. An AR parametric model is generated to characterize a normal machine condition. Subsequently, data is collected from a machine during operation. This data is fit to the AR parametric model, and an Ex ...


8
Hsu Pin Wang, Hsin Hao Huang, Gerald M Knapp, Chang Ching Lin, Shui Shun Lin, Julie K Spoerre: Machine fault diagnostics system and method. Caterpillar, Robert Sokohl, October 15, 1996: US05566092 (202 worldwide citation)

The invention provides a machine fault diagnostic system to help ensure effective equipment maintenance. The major technique used for fault diagnostics is a fault diagnostic network (FDN) which is based on a modified ARTMAP neural network architecture. A hypothesis and test procedure based on fuzzy ...


9
Richard A Cemenska, Marvin P Schneider, Thomas J Buege: Force feedback lever. Caterpillar, Terry D Morgan, Robert E Muir, January 31, 1989: US04800721 (202 worldwide citation)

A control lever is provided for effecting positional control of a work implement. An actuator means applies a force to the control lever in response to a sensed load being applied to the work implement. The force applied to the implement control lever is in proportion to the load being applied to th ...


10
Prithvi N Rao, Dong Hun Shin, William L Whittaker, Karl W Kleimenhagen, Sanjiv J Singh, Carl A Kemner, Walter J Bradbury, Craig L Koehrsen, Joel L Peterson, Larry E Schmidt, Lonnie J Devier: System and method for enabling an autonomous vehicle to track a desired path. Caterpillar, Sterne Kessler Goldstein & Fox, November 4, 1997: US05684696 (172 worldwide citation)

A system and method for enabling an autonomous vehicle to track a desired path plans a continuous path to return to the desired path when the vehicle deviates from the desired path. The continuous path is determined based on the vehicle's position, the desired path, and a lookahead distance. The loo ...