1
Barry D Batcheller, William E Martinson: Electrical control for power shift transmission. Steiger Tractor, Kinney Lange Braddock Westman and Fairbairn, January 10, 1984: US04425620 (108 worldwide citation)

An electrical control provides output signals to a group of solenoid valves which control the gear ratio selected by a transmission. The electrical control receives input signals from a mode select lever, an upshift/downshift pulser lever, an engine RPM sensor, a ground speed sensor, a clutch positi ...


2
Barry D Batcheller, William E Martinson: Environmental control for tractor cab. Steiger Tractor, Kinney & Lange, August 28, 1984: US04467706 (35 worldwide citation)

An environmental control system for an enclosed cab of an off-the-road vehicle such as a tractor includes a pressurization blower for pressurizing the cab to a positive pressure with respect to atmospheric pressure outside the cab, and a recirculation blower for recirculating air within the cab. The ...


3
William E Martinson, Michael A Tuchscherer: Overhead instrument console. Steiger Tractor, Kinney Lange Braddock Westman and Fairbairn, December 20, 1983: US04421190 (14 worldwide citation)

An overhead instrument console for use in a tractor includes a panel spanning the driver's compartment. A hinge pivotally connects the panel to the ceiling such that the panel pivots to a down position permitting full access to the rear of instruments mounted on the panel and to such devices as wind ...