Automotive carbon monoxide detection system
May 14, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3786462 Controls for maintaining low nitrogen oxides content in internal combustion engine exhaust gases Seat switch assembly Home security and garage door operator system Apparatus for indicating the presence of toxic substances in air that is supplied to a personnel-occupied space Carbon monoxide sensor and control for motor vehicles Carbon monoxide safety system Gas detection and alarm system for monitoring gas such as carbon monoxide Carbon monoxide detection system for motor vehicles Patent #: 5739756 InventorApplicationNo. 078887 filed on 05/14/1998US Classes:340/438, Internal alarm or indicator responsive to a condition of the vehicle180/271, WITH MEANS FOR PROMOTING SAFETY OF VEHICLE, ITS OCCUPANT OR LOAD, OR AN EXTERNAL OBJECT180/273, Utilizing weight, or lack thereof, of operator on seat or other support to determine presence or absence180/279, And causing interruption of an electrical system of the vehicle or its motor200/85A, Seat operated340/632GasExaminersPrimary: Wu, David W.Assistant: Lieu, Julie Attorney, Agent or FirmInternational ClassB60Q 001/00AbstractA vehicle carbon monoxide detection system 10 including internal 20 and external 40 carbon monoxide sensors operatively associated with the vehicle cab 150 and connected to a computer 60 that will selectively activate one of the sensors 20, 40 in response to the output of the vehicle speedometer 100. When the selected sensor 20, 40 detects excess carbon monoxide fumes relative to the vehicle cab 150, the computer will deactivate the vehicle ignition switch 110 stopping the vehicle motor 120 which is the source of the carbon monoxide fumes.Field of SearchInternal alarm or indicator responsive to a condition of the vehicleGas With entrance/exit time delay WITH MEANS FOR PROMOTING SAFETY OF VEHICLE, ITS OCCUPANT OR LOAD, OR AN EXTERNAL OBJECT Utilizing weight, or lack thereof, of operator on seat or other support to determine presence or absence And causing interruption of an electrical system of the vehicle or its motor WEIGHT Seat operated | |
