Patent · US Expired

Hand-held vehicle exhaust analyzer

US6287519A · kind A · utility

28Cited by
30References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 20, 1999
Grant dateSep 11, 2001
Priority date
Expiry dateOct 20, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/25375
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A hand-held vehicle exhaust analyzer for testing gas content in exhaust emitted from a vehicle is disclosed. The vehicle exhaust analyzer is of a size and weight to be held in a user's hands. The system includes a housing with an inlet receiving exhaust emitted from the vehicle. A sensor assembly is disposed in the housing, receives the exhaust emitted from the vehicle through the inlet, and determines the content of a plurality of different gases in the exhaust. A control system is disposed in the housing and is operatively coupled with the sensor assembly to regulate operations of the sensor assembly and to receive and interpret results of operations of the sensor assembly. A power supplying apparatus is disposed in the housing to deliver power throughout the system. The housing, and all components disposed in the housing have a combined weight of no greater than about five pounds.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.