Vehicle maintenance sensing device and method therefor
First Claim
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1. A vehicle maintenance device for acoustical and vibration sensing of an engine comprising:
- a flexible wand member having a channeling running the length of the flexible wand member;
a housing coupled to a first end of the flexible wand member;
a handle section coupled to a second end of the flexible wand member, the handle section having an internal cavity section; and
sensing circuitry for performing acoustical and vibration sensing of an engine of the vehicle wherein the sensing circuitry comprises;
a power supply for powering the sensing circuitry;
a first microphone exposed to the environment coupled to the power supply;
a second microphone sealed from the environment coupled to the power supply; and
a switching device coupled to the first microphone and the second microphone to activate and deactivate the first microphone and the second microphone.
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Abstract
A vehicle maintenance device for acoustical and vibration sensing of an engine has a flexible wand member having a channeling running the length of the flexible wand member. A housing is coupled to a first end of the flexible wand member. A handle section is coupled to a second end of the flexible wand member. The handle section has an internal cavity section. Sensing circuitry is positioned in the maintenance device and is used for performing acoustical and vibration sensing of an engine of the vehicle.
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Citations
14 Claims
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1. A vehicle maintenance device for acoustical and vibration sensing of an engine comprising:
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a flexible wand member having a channeling running the length of the flexible wand member; a housing coupled to a first end of the flexible wand member; a handle section coupled to a second end of the flexible wand member, the handle section having an internal cavity section; and sensing circuitry for performing acoustical and vibration sensing of an engine of the vehicle wherein the sensing circuitry comprises; a power supply for powering the sensing circuitry; a first microphone exposed to the environment coupled to the power supply; a second microphone sealed from the environment coupled to the power supply; and a switching device coupled to the first microphone and the second microphone to activate and deactivate the first microphone and the second microphone. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A vehicle maintenance device for acoustical and vibration sensing of an engine comprising:
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a flexible wand member having a channeling running the length of the flexible wand member wherein the flexible wand member is rigid enough to hold shape when bent; a housing coupled to a first end of the flexible wand member; a handle section coupled to a second end of the flexible wand member, the handle section having an internal cavity section; and sensing circuitry for performing acoustical and vibration sensing of an engine of the vehicle wherein the sensing circuitry comprises; a power supply for powering the sensing circuitry; a first microphone exposed to the environment coupled to the power supply; a second microphone sealed from the environment coupled to the power supply; a light coupled to the power supply to illuminate an area that is being diagnosed; an amplifier coupled to the first microphone and the second microphone; an output jack for hearing signals from the first microphone and the second microphone; and a switching device coupled to the first microphone and the second microphone to activate and deactivate the first microphone and the second microphone. - View Dependent Claims (14)
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Specification