FR2143992A5 - - Google Patents
Info
- Publication number
- FR2143992A5 FR2143992A5 FR7122378A FR7122378A FR2143992A5 FR 2143992 A5 FR2143992 A5 FR 2143992A5 FR 7122378 A FR7122378 A FR 7122378A FR 7122378 A FR7122378 A FR 7122378A FR 2143992 A5 FR2143992 A5 FR 2143992A5
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2979370A GB1307431A (en) | 1970-06-19 | 1970-06-19 | Optical masking devices and apparatus using such devices |
| DE19712130290 DE2130290A1 (de) | 1970-06-19 | 1971-06-18 | Optisches Gittergeraet und damit ausgeruestete Bewegungsdetektoren |
| FR7122378A FR2143992A5 (cg-RX-API-DMAC10.html) | 1970-06-19 | 1971-06-18 | |
| US155196A US3706494A (en) | 1970-06-19 | 1971-06-21 | Optical rate-of-displacement measuring apparatus |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2979370 | 1970-06-19 | ||
| FR7122378A FR2143992A5 (cg-RX-API-DMAC10.html) | 1970-06-19 | 1971-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2143992A5 true FR2143992A5 (cg-RX-API-DMAC10.html) | 1973-02-09 |
Family
ID=26216465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7122378A Expired FR2143992A5 (cg-RX-API-DMAC10.html) | 1970-06-19 | 1971-06-18 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3706494A (cg-RX-API-DMAC10.html) |
| DE (1) | DE2130290A1 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2143992A5 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1307431A (cg-RX-API-DMAC10.html) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2215576C3 (de) * | 1972-03-30 | 1988-09-29 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Einrichtung zum Messen, Regeln und/ oder Anzeigen der Bewegung von Landfahrzeugen |
| GB1411439A (en) * | 1972-08-23 | 1975-10-22 | Marconi Co Ltd | Optical velocity measuring apparatus |
| DE2532033C2 (de) * | 1975-07-17 | 1983-03-10 | Fromund Prof. Dipl.-Phys. Dr.-Ing. 3003 Ronnenberg Hock | Verfahren und Vorrichtung zur Geschwindigkeitsmessung |
| DE3153284C2 (de) * | 1981-04-18 | 1987-01-02 | Telefunken electronic GmbH, 7100 Heilbronn | Thermoresistive Füllstandsmeßeinrichtung |
| IL66383A (en) * | 1982-07-23 | 1988-04-29 | Israel Atomic Energy Comm | Optical level |
| US5012080A (en) * | 1990-04-19 | 1991-04-30 | Griscom Daniel T | Directional particle filter |
| GB2266366B (en) * | 1992-04-16 | 1996-04-24 | Rank Taylor Hobson Ltd | Angle detection |
| US5745226A (en) * | 1996-11-04 | 1998-04-28 | Litton Systems, Inc. | Passive optical velocity measurement device and method |
| US6532061B2 (en) * | 2000-08-25 | 2003-03-11 | Amnis Corporation | Measuring the velocity of small moving objects such as cells |
| US6875973B2 (en) * | 2000-08-25 | 2005-04-05 | Amnis Corporation | Auto focus for a flow imaging system |
| GB0616838D0 (en) * | 2006-08-25 | 2006-10-04 | Moir Christopher I | Velocity detector |
| FR2949263B1 (fr) * | 2009-08-24 | 2011-08-26 | Astrium Sas | Mesure d'une vitesse de deplacement d'un element mobile |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3344700A (en) * | 1961-05-23 | 1967-10-03 | British Aircraft Corp Ltd | Displacement measuring system |
| US3170068A (en) * | 1962-01-03 | 1965-02-16 | Petriw Andrew | Spherical chamber for measurement of visibility |
| US3432237A (en) * | 1964-03-31 | 1969-03-11 | Singer General Precision | Velocity measuring device |
| GB1250605A (cg-RX-API-DMAC10.html) * | 1967-10-27 | 1971-10-20 |
-
1970
- 1970-06-19 GB GB2979370A patent/GB1307431A/en not_active Expired
-
1971
- 1971-06-18 DE DE19712130290 patent/DE2130290A1/de active Pending
- 1971-06-18 FR FR7122378A patent/FR2143992A5/fr not_active Expired
- 1971-06-21 US US155196A patent/US3706494A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2130290A1 (de) | 1972-03-23 |
| GB1307431A (en) | 1973-02-21 |
| US3706494A (en) | 1972-12-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |