Kerfegar K. Katrak - Kalamazoo MI, US Naresh K. Kodela - Pune, IN Richard E. Zuppann - Kalamazoo MI, US Christopher Pollack - Kalamazoo MI, US John Manyala - Kalamazoo MI, US Todd W. Fritz - Kalamazoo MI, US Ken R. Anderson - Kalamazoo MI, US Ian D. McKenzie - Kalamazoo MI, US
International Classification:
G06F 17/00 G01B 7/30
US Classification:
701 51, 3242072
Abstract:
Receiving sensor data related to position of a gear in a transmission, the sensor data including data from a first sensor and data from a second sensor; determining a first indicated position of the gear from the data from the first sensor; determining a second indicated position of the gear from the data from the second sensor; comparing the first indicated position to the second indicated position; and determining based on the comparison a gear engagement status of the gear.
Shift Rail Transmission Position Sensing With Tolerance For Sensor Loss
Kerfegar K. Katrak - Kalamazoo MI, US Naresh K. Kodela - Pune, IN Richard E. Zuppann - Kalamazoo MI, US Christopher Pollack - Kalamazoo MI, US John Manyala - Kalamazoo MI, US Todd W. Fritz - Kalamazoo MI, US Ken R. Anderson - Kalamazoo MI, US Ian D. McKenzie - Kalamazoo MI, US
International Classification:
G06F 17/00
US Classification:
701 55, 701 51
Abstract:
A number N of position sensors, each associated with one of N shift rails in a shift rail transmission system, wherein the set of N sensors is divided into subsets and each subset is provided a common reference from a control module; and a processing component that determines from data from each sensor whether the shift rail associated with that sensor is in a position of engagement of a first gear, a position of engagement of a second gear, or in a neutral position.Further, providing a first common reference to a first set of shift rail position sensors; providing a second common reference to a second set of shift rail position sensors; receiving sensor data from each position sensor; determining that the data from the first set of position sensors is unreliable; and operating a transmission using only the gears related to the position sensors in the second set.
Naresh Kumar Kodela - Pune, IN Richard Earl Zuppann - Kalamazoo MI, US Christopher Pollack - Kalamazoo MI, US John Manyala - Kalamazoo MI, US Todd William Fritz - Kalamazoo MI, US Ken R. Anderson - Kalamazoo MI, US Ian Daniel McKenzie - Kalamazoo MI, US
Assignee:
Eaton Corporation - Cleveland OH
International Classification:
F16H 61/68 G01B 7/30
US Classification:
701 60, 3242072
Abstract:
Receiving sensor data related to position of a gear in a transmission, the sensor data including data from a first sensor and data from a second sensor; determining a first indicated position of the gear from the data from the first sensor; determining a second indicated position of the gear from the data from the second sensor; comparing the first indicated position to the second indicated position; and determining based on the comparison a gear engagement status of the gear.
- Cleveland OH, US Christopher G. Pollack - Portage MI, US Daniel Sepasi - Irvine CA, US
International Classification:
B60G 17/016 B60G 17/019 B60G 17/015 B60G 17/018
Abstract:
A method and device utilizing pressure and/or height measurements across an axle of a vehicle to detect when the vehicle turns and, when a turn is detected, a control action is taken to avoid pneumatic pressure loss by inhibiting active leveling via the height adjustable suspension.
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