초록 ▼

Disclosed is a device (10) and method for determining a temperature-corrected tire pressure. A preselected baseline temperature (26) is measured or selected. A second temperature ( 28) is measured using a temperature probe (22). An actual tire pressure (30) is measured (24). A programmed processor c

Disclosed is a device (10) and method for determining a temperature-corrected tire pressure. A preselected baseline temperature (26) is measured or selected. A second temperature ( 28) is measured using a temperature probe (22). An actual tire pressure (30) is measured (24). A programmed processor calculates and displays (14) a corrected tire pressure (32) corresponding to the baseline temperature (26) according the ideal gas law.

대표청구항 ▼

What I claim is: 1. A device for determining a temperature-corrected tire pressure, comprising: an input for selecting a baseline temperature; a temperature measuring means for determining a second temperature wherein the second temperature is the actual current temperature of said tire; a pressure

What I claim is: 1. A device for determining a temperature-corrected tire pressure, comprising: an input for selecting a baseline temperature; a temperature measuring means for determining a second temperature wherein the second temperature is the actual current temperature of said tire; a pressure measuring means for determining an actual tire pressure at the second temperature; a processor for calculating a corrected tire pressure corresponding to the baseline temperature based on the actual tire pressure at the second temperature and any difference between the baseline temperature and the second temperature; and a means for displaying the calculated corrected pressure. 2. An apparatus according to claim 1, wherein the temperature measuring means includes a tire temperature probe. 3. An apparatus according to claim 1, wherein the baseline temperature is input using a temperature measuring probe. 4. An apparatus according to claim 1, further comprising memory means for recording a series of temperature and pressure measurements and calculations. 5. An apparatus according to claim 1, wherein the displaying means also displays at least one of the baseline temperature, the second temperature, and the actual tire pressure. 6. An apparatus according to claim 5, further comprising memory means for recording a series of temperature and pressure measurements and calculations. 7. A method for determining a temperature-corrected tire pressure, comprising: selecting a baseline temperature; providing a tire temperature measuring means; measuring actual current tire temperature as an estimation of internal air temperature; providing a tire pressure measuring means; measuring tire pressure at current temperature; comparing the first and second tire temperatures to determine any difference; calculating an adjusted tire pressure corresponding to the baseline temperature according to any determined temperature difference; and displaying the adjusted tire pressure. 8. The method according to claim 7, wherein the tire temperature measuring means includes a tire temperature probe. 9. The method according to claim 8, wherein the baseline temperature is selected by input from the tire temperature probe. 10. The method according to claim 7, wherein the tire temperature measuring means and tire pressure measuring means are an integral unit. 11. The method according to claim 10, wherein the tire temperature measuring means includes a tire temperature probe. 12. The method according to claim 7, further comprising providing a memory means for recording a series of temperature and pressure measurements and calculations. 13. The method according to claim 7, further comprising displaying at least one of the baseline temperature, the second temperature, and the actual tire pressure. 14. The method according to claim 13, further comprising providing amemory means for recording a series of temperature and pressure measurements and calculations.