GB159517A - Improvements in and relating to hydrophones and the like - Google Patents
Improvements in and relating to hydrophones and the likeInfo
- Publication number
- GB159517A GB159517A GB1284418A GB1284418A GB159517A GB 159517 A GB159517 A GB 159517A GB 1284418 A GB1284418 A GB 1284418A GB 1284418 A GB1284418 A GB 1284418A GB 159517 A GB159517 A GB 159517A
- Authority
- GB
- United Kingdom
- Prior art keywords
- baffle
- hydrophones
- relating
- hvdrophone
- ryan
- 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
Links
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
Abstract
159,517. Ryan, C. P. Aug. 7, 1918. Locating subaqueous sounds.-A baffle or screen for use with directional hydrophones comprises a hollow lead cone or other body a filled with sand and formed with a paraboloidal face towards the hvdrophone. The baffle is supported by clamping-pins b<1> at an adjustable distance from the hydrophone casing d, which is covered with rubber sheathing e. Specification 15320/15 is referred to.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1284418A GB159517A (en) | 1918-08-07 | 1918-08-07 | Improvements in and relating to hydrophones and the like |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1284418A GB159517A (en) | 1918-08-07 | 1918-08-07 | Improvements in and relating to hydrophones and the like |
Publications (1)
Publication Number | Publication Date |
---|---|
GB159517A true GB159517A (en) | 1921-03-10 |
Family
ID=10012155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1284418A Expired GB159517A (en) | 1918-08-07 | 1918-08-07 | Improvements in and relating to hydrophones and the like |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB159517A (en) |
-
1918
- 1918-08-07 GB GB1284418A patent/GB159517A/en not_active Expired
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