IPC분류정보
| 국가/구분 |
United States(US) Patent
등록
|
| 국제특허분류(IPC7판) |
|
| 출원번호 |
US-0253302
(1994-06-03)
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발명자
/ 주소 |
- Aylesworth Alonzo C. (St. Peters MO) Miller Gregory R. (Chesterfield MO)
|
| 출원인 / 주소 |
- Puritan-Bennett Corporation (St. Charles MO 02)
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| 인용정보 |
피인용 횟수 :
36 인용 특허 :
0 |
초록
▼
An ultasonic gas measuring device including a housing, walls for the housing, the walls having a gas inlet and a gas outlet provided therethrough, ultrasonic detecting means provided within the housing, the ultrasonic means having a transmitter, operatively associated with one wall of the housing, a
An ultasonic gas measuring device including a housing, walls for the housing, the walls having a gas inlet and a gas outlet provided therethrough, ultrasonic detecting means provided within the housing, the ultrasonic means having a transmitter, operatively associated with one wall of the housing, and a receiver, operatively mounted on another wall of the housing, and arranged at spaced locations within the housing, the housing incorporating gas processing device, electronic circuitry associated with the gas processing device and functioning to detect and generate a signal in cooperation with the ultrasonic detecting means representative of the concentration of the gas passing through the housing, a display operatively associated with the electronic means for displaying data relative to the concentration of gas passing through the measuring device, timer means electrically connected to the electronic means and the display means for first detecting for a short period of time the gas being measured, and then displaying upon the display means data relative to the measured gas for a longer period of time, and adaptor means connecting with the gas concentrating device, and its flow line, for tapping a small quantity of gas for diverting to the measuring device for processing, and then returning said gas to the adaptor and the main gaseous flow line.
대표청구항
▼
A gas measuring device for use in conjunction with a gas concentration device, said gas measuring device being of the ultrasonic gas measuring type and including a housing means, said housing means having a gas inlet and a gas outlet provided therethrough, a gas flow line provided between the gas co
A gas measuring device for use in conjunction with a gas concentration device, said gas measuring device being of the ultrasonic gas measuring type and including a housing means, said housing means having a gas inlet and a gas outlet provided therethrough, a gas flow line provided between the gas concentration device and the gas measuring device, gas measuring means provided within the housing means, an adaptor provided within the flow line communicating between the gas concentration device and the housing means of the gas measuring device, said adaptor being located within the gas flow line leading from the gas concentration device, said adaptor provided for directing a substantial portion of the gas generated by the gas concentration device to a source for usage, and for tapping a quantity of the gas for transfer to the gas measuring device for measuring, said adaptor including means for regulating the flow of gas therethrough, said adaptor incorporating outlet means for regulating the quantity of gas being tapped from the gaseous flow line through the adaptor for tapping a lesser quantity of the gas for processing by the ultrasonic gas measuring device, a restrictor means provided within the adaptor, downstream of the tapping of the smaller quantity of gas for delivery to the gas measuring device, and for regulating the quantity of gas being delivered to the ultrasonic gas measuring device.
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