DE297996C - - Google Patents
Info
- Publication number
- DE297996C DE297996C DENDAT297996D DE297996DA DE297996C DE 297996 C DE297996 C DE 297996C DE NDAT297996 D DENDAT297996 D DE NDAT297996D DE 297996D A DE297996D A DE 297996DA DE 297996 C DE297996 C DE 297996C
- Authority
- DE
- Germany
- Prior art keywords
- receiver
- firmly connected
- housing
- shape
- water
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 2
- 230000005236 sound signal Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE297996C true DE297996C (enrdf_load_stackoverflow) |
Family
ID=552242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT297996D Active DE297996C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE297996C (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2417830A (en) * | 1943-07-02 | 1947-03-25 | Bell Telephone Labor Inc | Compressional wave signaling device |
| US2452068A (en) * | 1943-01-23 | 1948-10-26 | Submarine Signal Co | Sound pickup device |
| US2658186A (en) * | 1942-03-12 | 1953-11-03 | Bell Telephone Labor Inc | Prismatic directional and object locating system |
| DE942495C (de) * | 1944-04-15 | 1956-05-03 | Atlas Werke Ag | Verfahren und Vorrichtung zum raeumlichen Peilen von Schallwellen im Wasser |
-
0
- DE DENDAT297996D patent/DE297996C/de active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2658186A (en) * | 1942-03-12 | 1953-11-03 | Bell Telephone Labor Inc | Prismatic directional and object locating system |
| US2452068A (en) * | 1943-01-23 | 1948-10-26 | Submarine Signal Co | Sound pickup device |
| US2417830A (en) * | 1943-07-02 | 1947-03-25 | Bell Telephone Labor Inc | Compressional wave signaling device |
| DE942495C (de) * | 1944-04-15 | 1956-05-03 | Atlas Werke Ag | Verfahren und Vorrichtung zum raeumlichen Peilen von Schallwellen im Wasser |
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