Spare tire pressure monitoring system
First Claim
1. A spare tire pressure monitoring system, comprising:
- (a) a detection mechanism including;
(1) a connecting mechanism structured to be releasably connectable to a valve stem of a spare tire and to establish fluid communication with air contained in the spare tire,(2) a selection mechanism structured to enable a user to select a desired air pressure to be contained in the spare tire,(3) a sensing device structured to operably measure air pressure contained in the spare tire, and(4) a transmitter unit structured to responsively transmit first signals corresponding to the air pressure contained in the spare tire and second signals corresponding to the desired air pressure;
(b) a monitoring unit including;
(1) a control mechanism,(2) a receiving unit connected in communication with the control mechanism and structured to responsively receive the first and second signals transmitted by the transmitter unit,(3) a communication link operably connecting the receiving unit to the transmitter unit,(4) a display unit connected in communication with the control mechanism and structured to display the desired air pressure,(5) a discriminator mechanism connected in communication with the control mechanism and structured to determine the difference between the desired air pressure and the air pressure contained in the spare tire, and(6) an alerting mechanism connected in communication with the control mechanism, the alerting mechanism being activated by the control mechanism when the difference, between the desired air pressure and the actual air pressure contained in the spare tire, as determined by the discriminator mechanism, varies from a certain predetermined amount; and
(c) an energy source structured to supply electrical energy to various components of the spare tire pressure monitoring system as needed.
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Abstract
A spare tire pressure monitoring system includes a detection mechanism releasably connectable to the valve stem of a spare tire and includes a sensing device for measuring the actual air pressure contained in the spare tire, a selection mechanism for selecting an air pressure desired to be contained in the spare tire, and a transmitter unit for transmitting signals corresponding to the actual air pressure and the desired air pressure; a monitoring unit having a control mechanism, a receiving unit for receiving the signals from the transmitter unit, a display unit for displaying the desired air pressure, a discriminator mechanism for determining the difference between the desired air pressure and the actual air pressure, and an alerting mechanism that is activated when the difference between the desired air pressure and the actual air pressure varies from certain predetermined magnitudes; and an energy source.
17 Citations
13 Claims
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1. A spare tire pressure monitoring system, comprising:
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(a) a detection mechanism including; (1) a connecting mechanism structured to be releasably connectable to a valve stem of a spare tire and to establish fluid communication with air contained in the spare tire, (2) a selection mechanism structured to enable a user to select a desired air pressure to be contained in the spare tire, (3) a sensing device structured to operably measure air pressure contained in the spare tire, and (4) a transmitter unit structured to responsively transmit first signals corresponding to the air pressure contained in the spare tire and second signals corresponding to the desired air pressure; (b) a monitoring unit including; (1) a control mechanism, (2) a receiving unit connected in communication with the control mechanism and structured to responsively receive the first and second signals transmitted by the transmitter unit, (3) a communication link operably connecting the receiving unit to the transmitter unit, (4) a display unit connected in communication with the control mechanism and structured to display the desired air pressure, (5) a discriminator mechanism connected in communication with the control mechanism and structured to determine the difference between the desired air pressure and the air pressure contained in the spare tire, and (6) an alerting mechanism connected in communication with the control mechanism, the alerting mechanism being activated by the control mechanism when the difference, between the desired air pressure and the actual air pressure contained in the spare tire, as determined by the discriminator mechanism, varies from a certain predetermined amount; and (c) an energy source structured to supply electrical energy to various components of the spare tire pressure monitoring system as needed. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A spare tire pressure monitoring system, comprising:
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(a) a detection mechanism including; (1) a sensing device structured to operably determine air pressure contained in a spare tire, and (2) a connecting mechanism including a valve stem extension having; (A) a proximal end structured to be releasably connectable to, and to operably establish fluid communication with, the sensing device, (B) a distal end structured to be releasably connectable to the valve stem of the spare tire and to establish fluid communication with air contained in the spare tire, and (C) a branch having a one-way valve, the branch being structured to permit air to be injected into the spare tire without disconnecting the valve stem extension from the sensing device and from the valve stem of the spare tire; (3) a selection mechanism structured to enable a user to select a desired air pressure to be contained in the spare tire, the selection mechanism including a pointer and a rotatable annular dial having indicia arranged peripherally thereon, the pointer and dial being structured to cooperatively enable a user to select the desired air pressure, the selection mechanism being remotely controllable, and (4) a transmitter unit structured to responsively transmit first signals corresponding to the air pressure contained in the spare tire and second signals corresponding to the desired air pressure; (b) a monitoring unit including; (1) a control mechanism including a control device structured to selectively and remotely control the selection mechanism, (2) a receiving unit connected in communication with the control mechanism and structured to responsively receive the first and second signals transmitted by the transmitter unit, (3) a communication link operably connecting the receiving unit to the transmitter unit, and operably connecting the control device to the selection mechanism, (4) a display unit connected in communication with the control mechanism and structured to display the desired air pressure, the display unit including at least one LCD output device structured to display the desired air pressure, (5) a discriminator mechanism connected in communication with the control mechanism and structured to determine the difference between the desired air pressure and the air pressure contained in the spare tire, and (6) an alerting mechanism connected in communication with the control mechanism, the alerting mechanism being activated by the control mechanism when the difference between the desired air pressure and the air pressure contained in the spare tire, as determined by the discriminator mechanism, varies from a predetermined magnitude, the alerting mechanism including; (A) a first optical indicator which is activated by the control mechanism when the discriminator mechanism determines that the difference between the desired air pressure and the air pressure contained in the spare tire is less than a first predetermined amount, (B) a second optical indicator which is activated by the control mechanism when the discriminator mechanism determines that the difference between the desired air pressure and the air pressure contained in the spare tire equals or exceeds a second predetermined amount wherein the second predetermined amount is greater than the first predetermined amount, (C) a third optical indicator which is activated by the control mechanism when the discriminator mechanism determines that the difference between the desired air pressure and the air pressure contained in the spare tire equals or exceeds a third predetermined amount wherein the third predetermined amount is greater than the second predetermined amount, and (D) an audio generator which is activated by the control mechanism when the discriminator mechanism determines that the difference between the desired air pressure and the air pressure contained in the spare tire equals or exceeds a fourth predetermined amount; and (c) an energy source structured to supply electrical energy to various components of the spare tire pressure monitoring system as needed.
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Specification