Test device for internal combustion engine
First Claim
1. A device for testing the exhaust emissions of an internal combustion engine comprising a base station having respective docking ports for a portable exhaust gas sensor adapted for positioning at the exhaust gas outlet, and for an in-vehicle hand portable display device having a data input terminal comprising a keypad, wherein said base station, gas sensor and display device each include a wireless real-time data transmitter and receiver whereby data concerning the exhaust gases can be transmitted and received therebetween during an exhaust emissions test, andwherein said gas sensor and display device are detachable from said base station for independent use and each include power packs to provide the necessary power when they are remote from the base station.
1 Assignment
0 Petitions
Accused Products
Abstract
A device for testing exhaust emissions of an internal combustion engine utilizing wireless real time data transfer to permit outdoor testing via an indoor base station. A hand portable display device provides instructions to an operator, and a gas sensor/analyzer detects combustion gas content. The base station, display device and sensor/analyzer preferably communicate by radio.
-
Citations
18 Claims
-
1. A device for testing the exhaust emissions of an internal combustion engine comprising a base station having respective docking ports for a portable exhaust gas sensor adapted for positioning at the exhaust gas outlet, and for an in-vehicle hand portable display device having a data input terminal comprising a keypad, wherein said base station, gas sensor and display device each include a wireless real-time data transmitter and receiver whereby data concerning the exhaust gases can be transmitted and received therebetween during an exhaust emissions test, and
wherein said gas sensor and display device are detachable from said base station for independent use and each include power packs to provide the necessary power when they are remote from the base station.
-
11. A device for testing the exhaust emissions of an internal combustion engine comprising:
- a base station, a remote exhaust gas sensor, and a remote hand portable display device having a data input terminal comprising a keypad, each being detachable from the base station for independent use, wherein said base station, sensor and display device further include at least one of a radio transmitter and receiver whereby data can be transmitted and received therebetween.
- View Dependent Claims (12, 13, 14, 15, 16, 17, 18)
Specification