CA2052448A1 - Systeme avertisseur de niveau de reservoir - Google Patents
Systeme avertisseur de niveau de reservoirInfo
- Publication number
- CA2052448A1 CA2052448A1 CA2052448A CA2052448A CA2052448A1 CA 2052448 A1 CA2052448 A1 CA 2052448A1 CA 2052448 A CA2052448 A CA 2052448A CA 2052448 A CA2052448 A CA 2052448A CA 2052448 A1 CA2052448 A1 CA 2052448A1
- Authority
- CA
- Canada
- Prior art keywords
- inner tube
- float
- magnets
- outer tube
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
- G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
- G01F23/74—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means for sensing changes in level only at discrete points
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
- G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S73/00—Measuring and testing
- Y10S73/05—Liquid levels with magnetic transmission
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Level Indicators Using A Float (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/635,969 US5124686A (en) | 1990-12-31 | 1990-12-31 | Tank level alarm control system |
US635,969 | 1990-12-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2052448A1 true CA2052448A1 (fr) | 1992-07-01 |
CA2052448C CA2052448C (fr) | 1996-02-20 |
Family
ID=24549850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002052448A Expired - Fee Related CA2052448C (fr) | 1990-12-31 | 1991-09-30 | Systeme avertisseur de niveau de reservoir |
Country Status (2)
Country | Link |
---|---|
US (1) | US5124686A (fr) |
CA (1) | CA2052448C (fr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5225813A (en) * | 1991-11-12 | 1993-07-06 | Marine Power And Control, Inc. | Liquid fuel overflow prevention system |
US5483227A (en) * | 1994-03-07 | 1996-01-09 | Kuo; Teh-Chuan | Liquid level controller |
US5585786A (en) * | 1995-10-30 | 1996-12-17 | Midland Manufacturing Corp. | Optical tank-level gauge |
US7174783B2 (en) * | 1996-01-23 | 2007-02-13 | Mija Industries, Inc. | Remote monitoring of fluid containers |
US6766688B2 (en) * | 2000-12-18 | 2004-07-27 | Mija Industries, Inc. | Tank volatile liquid level or volume gauge |
US8210047B2 (en) | 1996-01-23 | 2012-07-03 | En-Gauge, Inc. | Remote fire extinguisher station inspection |
US6040767A (en) * | 1997-06-19 | 2000-03-21 | Briggs & Stratton Corporation | Control system for engine lubricant level sensor |
US5886312A (en) * | 1997-09-25 | 1999-03-23 | Midland Manufacturing Corp. | Switch level control for tank ullage determining system |
US5874899A (en) * | 1998-02-06 | 1999-02-23 | Midland Manufacturing Corp. | Tank level gauge and sensor head therefor |
US6923057B2 (en) * | 2003-03-03 | 2005-08-02 | Daniel Sabatino | Liquid level sending unit with flexible sensor board |
WO2004104525A2 (fr) * | 2003-05-15 | 2004-12-02 | Daniel Sabatino | Controleur d'alarme de niveau haut/bas |
US7082827B1 (en) * | 2003-06-19 | 2006-08-01 | Samuelson Scott R | Leak detector |
US7433507B2 (en) * | 2003-07-03 | 2008-10-07 | Ge Medical Systems Global Technology Co. | Imaging chain for digital tomosynthesis on a flat panel detector |
US7234830B1 (en) * | 2005-10-03 | 2007-06-26 | Cox Research & Technology, Inc. | Optical switch |
US7902989B2 (en) * | 2007-05-31 | 2011-03-08 | Cox Raleigh L | Optical switch |
US7714732B2 (en) * | 2007-05-31 | 2010-05-11 | Cox Raleigh I | Optical switch |
US8749373B2 (en) | 2008-02-13 | 2014-06-10 | En-Gauge, Inc. | Emergency equipment power sources |
US8981927B2 (en) * | 2008-02-13 | 2015-03-17 | En-Gauge, Inc. | Object Tracking with emergency equipment |
US8334501B1 (en) | 2008-10-16 | 2012-12-18 | Cox Christopher E | Optical switch activator with glowable member |
US8643498B1 (en) | 2010-07-13 | 2014-02-04 | Christopher E. Cox | Optical switches for tank environments |
US9041534B2 (en) | 2011-01-26 | 2015-05-26 | En-Gauge, Inc. | Fluid container resource management |
CN102950103B (zh) * | 2011-08-23 | 2015-08-19 | 北京斯克维思仪表有限公司 | 陶瓷换能器及陶瓷换能式磁致伸缩变送器 |
WO2014092734A1 (fr) | 2012-12-14 | 2014-06-19 | Cox Christopher E | Activateur de commutateur optique |
CN104555170A (zh) * | 2014-12-22 | 2015-04-29 | 洛阳能源密封件有限公司 | 一种储液罐的防溢顶警示装置 |
CN106124003A (zh) * | 2016-06-14 | 2016-11-16 | 浙江信达可恩消防实业有限责任公司 | 用于高压密封容器内液位测量的报警装置 |
CN109094966A (zh) * | 2018-07-04 | 2018-12-28 | 安徽绿色精灵新能源科技有限公司 | 一种环保油燃料储存装置 |
US10840045B1 (en) | 2019-06-04 | 2020-11-17 | Christopher E. Cox | Invertible optical float switch |
CN114435749B (zh) * | 2022-03-17 | 2022-11-25 | 江苏安泰安全技术有限公司 | 一种化工产品的储藏管理方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1348015A (en) * | 1918-04-20 | 1920-07-27 | Herman H Lee | Leak-detector for vessels |
US2671834A (en) * | 1952-01-23 | 1954-03-09 | Mcdonnell & Miller Inc | Level controlled switch mechanism |
US2820865A (en) * | 1955-11-04 | 1958-01-21 | Henry H Mckinnies | Electric signaling gauges |
US4924703A (en) * | 1989-05-05 | 1990-05-15 | Midland Manufacturing Corp. | Tank-level alarm control system |
-
1990
- 1990-12-31 US US07/635,969 patent/US5124686A/en not_active Expired - Lifetime
-
1991
- 1991-09-30 CA CA002052448A patent/CA2052448C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2052448C (fr) | 1996-02-20 |
US5124686A (en) | 1992-06-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |