Tire pressure warning system

Details Tire pressure warning system Tire pressure warning system

2006-11-07

2006-11-07

Lee, Benjamin C. (Department: 2612)

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

C340S438000, C340S439000, C340S450200, C701S123000

Reexamination Certificate

active

07132938

ABSTRACT:
A tire pressure warning system has an air pressure detecting device3, a low pressure warning display unit5and a fuel consumption deterioration warning display unit4. The air pressure detecting device3detects an air pressure of each tire2of a vehicle. The low pressure warning display unit5warns an occupant of a reduced air pressure when an air pressure detected by the air pressure detecting device3is lower than a running inhibition tire pressure11set in advance. The fuel consumption deterioration warning display unit4warns the occupant of a deterioration in a fuel consumption when the air pressure is lower than a fuel consumption deteriorating tire pressure12which is set higher than the running inhibition tire pressure11.

REFERENCES:
patent: 3673863 (1972-07-01), Spacek
patent: 5647927 (1997-07-01), Mason
patent: 5902348 (1999-05-01), Okamoto et al.
patent: 5913917 (1999-06-01), Murphy
patent: 6594579 (2003-07-01), Lowrey et al.
patent: 6722193 (2004-04-01), Conway
patent: 10-512515 (1998-12-01), None

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