BR7303197D0 - ACUSTIC ENERGY TRANSMISSION DEVICE - Google Patents
ACUSTIC ENERGY TRANSMISSION DEVICEInfo
- Publication number
- BR7303197D0 BR7303197D0 BR3197/73A BR319773A BR7303197D0 BR 7303197 D0 BR7303197 D0 BR 7303197D0 BR 3197/73 A BR3197/73 A BR 3197/73A BR 319773 A BR319773 A BR 319773A BR 7303197 D0 BR7303197 D0 BR 7303197D0
- Authority
- BR
- Brazil
- Prior art keywords
- acustic
- transmission device
- energy transmission
- energy
- transmission
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/26—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using modulation of waves other than light, e.g. radio or acoustic waves
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/24—Methods or devices for transmitting, conducting or directing sound for conducting sound through solid bodies, e.g. wires
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25039572A | 1972-05-04 | 1972-05-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7303197D0 true BR7303197D0 (en) | 1974-07-11 |
Family
ID=22947557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR3197/73A BR7303197D0 (en) | 1972-05-04 | 1973-05-03 | ACUSTIC ENERGY TRANSMISSION DEVICE |
Country Status (8)
Country | Link |
---|---|
US (1) | US3777189A (en) |
BR (1) | BR7303197D0 (en) |
CA (1) | CA977865A (en) |
DE (1) | DE2321989A1 (en) |
ES (1) | ES414351A1 (en) |
FR (1) | FR2183500A5 (en) |
GB (1) | GB1434794A (en) |
IT (1) | IT998104B (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3937990A (en) * | 1974-05-28 | 1976-02-10 | Winston Ronald H | Ultrasonic composite devices |
KR820001828B1 (en) * | 1977-12-06 | 1982-10-12 | 에이. 엠. 케네디 2세 | Acoustic waveguides for sensing and locating corona dischages |
US4158169A (en) * | 1977-12-06 | 1979-06-12 | Westinghouse Electric Corp. | Corona testing apparatus including acoustic waveguides for transmitting acoustic emissions from electrical apparatus |
US4158168A (en) * | 1977-12-06 | 1979-06-12 | Westinghouse Electric Corp. | Acoustic waveguides for sensing and locating corona discharges |
JPS54162280A (en) * | 1978-06-13 | 1979-12-22 | Nippon Denshi Kogyo Kk | Transmission cable of ultrasoniccwave device |
US4352038A (en) * | 1980-02-19 | 1982-09-28 | Moreton Neal S | Acoustical transmission wave guide assembly for predicting failure of structured members |
US4920522A (en) * | 1986-05-05 | 1990-04-24 | Siemens Aktiengesellschaft | Method and apparatus for measuring electrical or magnetic fields |
GB8713314D0 (en) * | 1987-06-06 | 1987-07-08 | Brush Switchgear | Current transformers |
GB8819163D0 (en) * | 1988-08-12 | 1988-09-14 | Ass Elect Ind | Current transformer |
US5284148A (en) * | 1989-05-16 | 1994-02-08 | Hewlett-Packard Company | Intracavity ultrasound diagnostic probe using fiber acoustic waveguides |
US5400788A (en) * | 1989-05-16 | 1995-03-28 | Hewlett-Packard | Apparatus that generates acoustic signals at discrete multiple frequencies and that couples acoustic signals into a cladded-core acoustic waveguide |
EP0455837B1 (en) * | 1990-03-09 | 1992-05-13 | Martin Walter Ultraschalltechnik GmbH | Ultrasonic resonator |
EP0480078A1 (en) * | 1990-10-08 | 1992-04-15 | Siemens Aktiengesellschaft | Measuring device with non-electrical signal- and energy transfer |
US5998908A (en) * | 1996-05-09 | 1999-12-07 | Crest Ultrasonics Corp. | Transducer assembly having ceramic structure |
US6653760B1 (en) | 1996-05-09 | 2003-11-25 | Crest Ultrasonics Corporation | Ultrasonic transducer using third harmonic frequency |
ES2118042B1 (en) * | 1996-10-03 | 1999-04-16 | Univ Catalunya Politecnica | PIEZOELECTRIC TRANSDUCER FOR MEASURING HIGH VOLTAGES AND ITS OPERATING PROCEDURE. |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3173034A (en) * | 1960-09-16 | 1965-03-09 | Singer Inc H R B | Ultrasonic device |
US3140859A (en) * | 1961-01-17 | 1964-07-14 | Internat Ultrasonics Inc | Electroacoustic sandwich transducers |
US3166840A (en) * | 1961-06-28 | 1965-01-26 | Aeroprojects Inc | Apparatus and method for introducing high levels of vibratory energy to a work area |
US3584327A (en) * | 1969-04-04 | 1971-06-15 | Fibra Sonics | Ultrasonic transmission system |
US3546498A (en) * | 1969-06-13 | 1970-12-08 | Univ Ohio | Curved sonic transmission line |
US3591862A (en) * | 1970-01-12 | 1971-07-06 | Ultrasonic Systems | Ultrasonic motor transmission system |
-
1972
- 1972-05-04 US US00250395A patent/US3777189A/en not_active Expired - Lifetime
-
1973
- 1973-04-24 GB GB1938673A patent/GB1434794A/en not_active Expired
- 1973-05-02 DE DE2321989A patent/DE2321989A1/en active Pending
- 1973-05-03 BR BR3197/73A patent/BR7303197D0/en unknown
- 1973-05-03 CA CA170,337A patent/CA977865A/en not_active Expired
- 1973-05-03 FR FR7315849A patent/FR2183500A5/fr not_active Expired
- 1973-05-03 ES ES414351A patent/ES414351A1/en not_active Expired
- 1973-05-04 IT IT23753/73A patent/IT998104B/en active
Also Published As
Publication number | Publication date |
---|---|
US3777189A (en) | 1973-12-04 |
CA977865A (en) | 1975-11-11 |
FR2183500A5 (en) | 1973-12-14 |
DE2321989A1 (en) | 1973-11-15 |
IT998104B (en) | 1976-01-20 |
ES414351A1 (en) | 1976-02-01 |
GB1434794A (en) | 1976-05-05 |
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