Fiber optic liquid level sensor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 14, 1989
Grant Date -
N/A
app pub date -
Feb 17, 1988
filing date -
Feb 17, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A liquid level sensor comprises a probe containing closely spaced therein an elongate light emitter and an elongate light collector, the housing of the probe permitting light to issue from the interior from the emitter and to return to the collector. A light transmitting medium fills the probe housing. Means are provided for feeding light to the emitter and from the collector. An indicator can be provided, adapted to provide a level indication obtained form the light fed from the collector.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully