DE295925C - - Google Patents
Info
- Publication number
- DE295925C DE295925C DE1912295925D DE295925DA DE295925C DE 295925 C DE295925 C DE 295925C DE 1912295925 D DE1912295925 D DE 1912295925D DE 295925D A DE295925D A DE 295925DA DE 295925 C DE295925 C DE 295925C
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- transmission member
- water
- amplitudes
- wall
- 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.)
- Expired - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 2
- 230000005236 sound signal Effects 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035699 permeability 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)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE295925T | 1912-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE295925C true DE295925C (cg-RX-API-DMAC10.html) |
Family
ID=32604625
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1912295925D Expired - Lifetime DE295925C (cg-RX-API-DMAC10.html) | 1912-06-24 | 1912-06-24 | |
| DE1915347450D Expired DE347450C (de) | 1912-06-24 | 1915-03-14 | Membrangeber mit einem aus getrennten Massenteilen und diese verbindenden Traegern der elastischen Kraft bestehenden Schwingungsgebilde |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1915347450D Expired DE347450C (de) | 1912-06-24 | 1915-03-14 | Membrangeber mit einem aus getrennten Massenteilen und diese verbindenden Traegern der elastischen Kraft bestehenden Schwingungsgebilde |
Country Status (3)
| Country | Link |
|---|---|
| DE (2) | DE295925C (cg-RX-API-DMAC10.html) |
| FR (1) | FR459501A (cg-RX-API-DMAC10.html) |
| GB (2) | GB191314218A (cg-RX-API-DMAC10.html) |
-
1912
- 1912-06-24 DE DE1912295925D patent/DE295925C/de not_active Expired - Lifetime
-
1913
- 1913-06-19 GB GB191314218D patent/GB191314218A/en not_active Expired
- 1913-06-20 FR FR459501D patent/FR459501A/fr not_active Expired
-
1915
- 1915-03-14 DE DE1915347450D patent/DE347450C/de not_active Expired
-
1920
- 1920-07-10 GB GB2035420A patent/GB148409A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE347450C (de) | 1922-01-20 |
| GB148409A (en) | 1921-10-10 |
| FR459501A (fr) | 1913-11-07 |
| GB191314218A (en) | 1914-07-20 |
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