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특허 상세정보

Electronic level gauge

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) G01F-023/00   
미국특허분류(USC) 073/301; 073/299
출원번호 US-0817078 (2004-04-02)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Barnes &
인용정보 피인용 횟수 : 14  인용 특허 : 31
초록

Disclosed is a fluid level gauge for sensing the level of fluid in a dispenser. The level gauge includes an inlet port communicating with the fluid and a check valve in communication with the inlet port. The check valve includes a membrane which allows air to pass. The level gauge further includes a pressure sensor in fluid communication with the check valve. The fluid level gauge may be used in connection with a beverage dispenser.

대표
청구항

We claim: 1. A fluid level gauge for sensing the level of fluid in a dispenser, comprising: an inlet port in communication with the fluid; a check valve communication with the inlet port said check valve including a membrane, the membrane allowing air to pass; a pressure sensor in fluid communication with the check valve. 2. The fluid level gauge of claim 1, where the membrane is a non-woven polyester membrane. 3. The fluid level gauge of claim 1, further including means for calibrating the gauge. 4. The fluid level gauge of claim 1, further in...

이 특허에 인용된 특허 (31)

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