System for preventing access
First Claim
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1. A system for preventing access to a vehicle, comprising:
- a substance detector configured to detect a level of at least one substance ingested by a user; and
a blocking device in communication with said substance detector;
wherein said blocking device disables the operability of at least one key; and
wherein said blocking device enables the operability of the key when the level of the substance is measured by said substance detector to be within a predetermined range.
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Abstract
A system for preventing access to a vehicle. The system includes a substance detector configured to detect a level of at least one substance ingested by a user and a blocking device in communication with the substance detector where the blocking device disables the operability of at least one key. The blocking device enables the operability of the key when the level of the substance is measured by the substance detector to be within a predetermined range.
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Citations
27 Claims
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1. A system for preventing access to a vehicle, comprising:
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a substance detector configured to detect a level of at least one substance ingested by a user; and
a blocking device in communication with said substance detector;
wherein said blocking device disables the operability of at least one key; and
wherein said blocking device enables the operability of the key when the level of the substance is measured by said substance detector to be within a predetermined range. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A key system for restricting access to a secure area or a vehicle, comprising:
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at least one key;
a blocking device having a communication element;
wherein said blocking device disables the operability of said key; and
wherein said blocking device enables the operability of said key when said communication element receives a first control signal. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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Specification