FR2350582A1 - Procede et appareil de mesure de la distance separant un point d'une surface - Google Patents
Procede et appareil de mesure de la distance separant un point d'une surfaceInfo
- Publication number
- FR2350582A1 FR2350582A1 FR7713253A FR7713253A FR2350582A1 FR 2350582 A1 FR2350582 A1 FR 2350582A1 FR 7713253 A FR7713253 A FR 7713253A FR 7713253 A FR7713253 A FR 7713253A FR 2350582 A1 FR2350582 A1 FR 2350582A1
- Authority
- FR
- France
- Prior art keywords
- passage
- plane
- points
- distance
- given point
- 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.)
- Withdrawn
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
- G01F23/22—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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/12—Systems for determining distance or velocity not using reflection or reradiation using electromagnetic waves other than radio waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1798276 | 1976-05-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2350582A1 true FR2350582A1 (fr) | 1977-12-02 |
Family
ID=10104598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7713253A Withdrawn FR2350582A1 (fr) | 1976-05-03 | 1977-05-02 | Procede et appareil de mesure de la distance separant un point d'une surface |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2719788A1 (fr) |
FR (1) | FR2350582A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2423000A1 (fr) * | 1978-04-10 | 1979-11-09 | Philips Nv | Dispositif d'ecriture a ultrasons |
EP0146829A2 (fr) * | 1983-12-07 | 1985-07-03 | Asea Ab | Dispositif de mesure ultrasonique |
EP0163347A1 (fr) * | 1984-05-23 | 1985-12-04 | N.V. Optische Industrie "De Oude Delft" | Système de mesure sans contact pour mesurer la distance entre un point déterminé de la surface d'un objet et un niveau de référence |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4593967A (en) * | 1984-11-01 | 1986-06-10 | Honeywell Inc. | 3-D active vision sensor |
-
1977
- 1977-05-02 FR FR7713253A patent/FR2350582A1/fr not_active Withdrawn
- 1977-05-03 DE DE19772719788 patent/DE2719788A1/de active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2423000A1 (fr) * | 1978-04-10 | 1979-11-09 | Philips Nv | Dispositif d'ecriture a ultrasons |
EP0146829A2 (fr) * | 1983-12-07 | 1985-07-03 | Asea Ab | Dispositif de mesure ultrasonique |
EP0146829A3 (fr) * | 1983-12-07 | 1987-04-22 | Asea Ab | Dispositif de mesure ultrasonique |
EP0163347A1 (fr) * | 1984-05-23 | 1985-12-04 | N.V. Optische Industrie "De Oude Delft" | Système de mesure sans contact pour mesurer la distance entre un point déterminé de la surface d'un objet et un niveau de référence |
Also Published As
Publication number | Publication date |
---|---|
DE2719788A1 (de) | 1977-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |