AU2001247354A1 - Ultrasonic distance measuring system for monitoring railroad car loads - Google Patents
Ultrasonic distance measuring system for monitoring railroad car loadsInfo
- Publication number
- AU2001247354A1 AU2001247354A1 AU2001247354A AU4735401A AU2001247354A1 AU 2001247354 A1 AU2001247354 A1 AU 2001247354A1 AU 2001247354 A AU2001247354 A AU 2001247354A AU 4735401 A AU4735401 A AU 4735401A AU 2001247354 A1 AU2001247354 A1 AU 2001247354A1
- Authority
- AU
- Australia
- Prior art keywords
- distance measuring
- measuring system
- railroad car
- ultrasonic distance
- car loads
- 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.)
- Abandoned
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
- G01G19/04—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles
- G01G19/042—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles having electrical weight-sensitive devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/18—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution
- B60T8/1893—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution especially adapted for railway vehicles
-
- 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
- G01F23/22—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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
- G01F23/2962—Measuring transit time of reflected waves
-
- 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
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/908—Material level detection, e.g. liquid level
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/522,813 US6323441B1 (en) | 2000-03-10 | 2000-03-10 | Ultrasonic distance measuring system for monitoring railroad car loads |
US09522813 | 2000-03-10 | ||
PCT/US2001/007651 WO2001069188A1 (en) | 2000-03-10 | 2001-03-09 | Ultrasonic distance measuring system for monitoring railroad car loads |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001247354A1 true AU2001247354A1 (en) | 2001-09-24 |
Family
ID=24082468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001247354A Abandoned AU2001247354A1 (en) | 2000-03-10 | 2001-03-09 | Ultrasonic distance measuring system for monitoring railroad car loads |
Country Status (6)
Country | Link |
---|---|
US (1) | US6323441B1 (en) |
EP (1) | EP1261848A1 (en) |
AU (1) | AU2001247354A1 (en) |
CA (1) | CA2402913A1 (en) |
MX (1) | MXPA02008831A (en) |
WO (1) | WO2001069188A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090046538A1 (en) * | 1995-06-07 | 2009-02-19 | Automotive Technologies International, Inc. | Apparatus and method for Determining Presence of Objects in a Vehicle |
US6715437B1 (en) | 2002-01-29 | 2004-04-06 | Electromechanical Research Laboratories, Inc. | Liquid-cargo loss detection gauge |
US6987707B2 (en) * | 2002-11-12 | 2006-01-17 | General Dynamics Advanced Information Systems, Inc. | Method and system for in-air ultrasonic acoustical detection and characterization |
WO2005106530A1 (en) * | 2004-04-28 | 2005-11-10 | Matsushita Electric Industrial Co., Ltd. | Ultrasonic range finder |
US8227713B1 (en) * | 2008-04-04 | 2012-07-24 | Startrak Information Technologies, Llc | Railcar weighing system |
US7716010B2 (en) * | 2008-01-24 | 2010-05-11 | General Electric Company | System, method and kit for measuring a distance within a railroad system |
US8220584B2 (en) * | 2009-05-18 | 2012-07-17 | Magnetrol International, Incorporated | Hybrid level measurement system |
DE102011012561A1 (en) * | 2010-09-17 | 2012-03-22 | Wabco Gmbh | Method, system and control device for controlling a compressed air-controlled brake system |
JP6512588B2 (en) * | 2013-09-06 | 2019-05-15 | 日本製鉄株式会社 | Track state measurement method and sales vehicle capable of track state measurement |
US9969327B2 (en) | 2015-03-04 | 2018-05-15 | Auto Truck Group, Llc | Vehicle improper load sensor |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3428139A (en) * | 1968-06-10 | 1969-02-18 | Earl C Nolan | Ultrasonic type net weight load indicator for vehicles |
US3508623A (en) * | 1969-04-23 | 1970-04-28 | Earl C Nolan | Ultrasonic type net weight load indicator for vehicles |
US4000650B1 (en) * | 1975-03-20 | 1995-11-14 | Endress Hauser Gmbh Co | Method and apparatus for ultrasonic material level measurement |
DE2743409C3 (en) * | 1977-09-27 | 1980-09-04 | Endress U. Hauser Gmbh U. Co, 7867 Maulburg | Amplifier arrangement for an ultrasonic level limit switch that works according to the echo principle |
US4162473A (en) * | 1978-02-13 | 1979-07-24 | Dresser Industries, Inc. | Drilling mud level measurement |
DE3339984A1 (en) * | 1983-11-04 | 1985-05-23 | Endress U. Hauser Gmbh U. Co, 7867 Maulburg | SOUND AND ULTRASONIC DISTANCE MEASURING DEVICE |
US4944335A (en) * | 1984-12-20 | 1990-07-31 | The Coca-Cola Company | Automatic control system for filling beverage containers |
US4623029A (en) * | 1985-08-22 | 1986-11-18 | Oceanside Electronics | Weighing system for vehicles with temperature and inclinometer correction |
GB8805105D0 (en) | 1988-03-03 | 1988-03-30 | Scan Technologies Ltd | Improvements relating to instruments |
US5016200A (en) * | 1989-10-30 | 1991-05-14 | Frank Passarelli | Weight determining apparatus utilizing acoustic wave elapsed time measurement and computer |
IS1666B (en) * | 1991-02-19 | 1997-11-14 | Marel Hf | Method and apparatus for determining the volume, shape and weight of fish or other parts |
US5568449A (en) * | 1994-09-02 | 1996-10-22 | U.S. Test, Inc. | Methods and apparatus for use in ultrasonic ranging |
DE19540170C2 (en) * | 1995-10-27 | 1998-01-29 | Endress Hauser Gmbh Co | Method and arrangement for suppressing fixed target echoes during distance measurement according to the pulse transit time principle |
US5603556A (en) | 1995-11-20 | 1997-02-18 | Technical Services And Marketing, Inc. | Rail car load sensor |
GB9601535D0 (en) | 1996-01-26 | 1996-03-27 | Smiths Industries Plc | Fluid quantity measurement |
US5793705A (en) | 1996-09-18 | 1998-08-11 | International Business Machines Corporation | Ultrasonic liquid level gauge for tanks subject to movement and vibration |
US6006868A (en) * | 1996-11-14 | 1999-12-28 | Technical Services And Marketing Inc. | System for monitoring brake status on a rail car |
US5900546A (en) | 1997-07-24 | 1999-05-04 | Electromechanical Research Laboratories, Inc. | Liquid level indicator for storage tank |
DE29719585U1 (en) | 1997-11-06 | 1998-05-28 | Hendricks Behälterfahrzeugbau GmbH & Co. KG, 47574 Goch | Device for determining the content of a tank chamber of a multi-chamber tank vehicle |
US5910929A (en) * | 1998-07-10 | 1999-06-08 | Sonic Systems Corporation | Audio railway crossing detector |
US6273521B1 (en) * | 1998-07-31 | 2001-08-14 | Westinghouse Air Brake Technologies Corporation | Electronic air brake control system for railcars |
-
2000
- 2000-03-10 US US09/522,813 patent/US6323441B1/en not_active Expired - Fee Related
-
2001
- 2001-03-09 AU AU2001247354A patent/AU2001247354A1/en not_active Abandoned
- 2001-03-09 CA CA002402913A patent/CA2402913A1/en not_active Abandoned
- 2001-03-09 WO PCT/US2001/007651 patent/WO2001069188A1/en active Application Filing
- 2001-03-09 MX MXPA02008831A patent/MXPA02008831A/en active IP Right Grant
- 2001-03-09 EP EP01920281A patent/EP1261848A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2001069188A1 (en) | 2001-09-20 |
MXPA02008831A (en) | 2003-02-10 |
EP1261848A1 (en) | 2002-12-04 |
CA2402913A1 (en) | 2001-09-20 |
US6323441B1 (en) | 2001-11-27 |
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