NL57684C - - Google Patents
Info
- Publication number
- NL57684C NL57684C NL57684DA NL57684C NL 57684 C NL57684 C NL 57684C NL 57684D A NL57684D A NL 57684DA NL 57684 C NL57684 C NL 57684C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE223989X | 1939-07-11 | ||
| DE231039X | 1939-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL57684C true NL57684C (en) |
Family
ID=25763700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL57684D NL57684C (en) | 1939-07-11 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2323030A (en) |
| CH (2) | CH223989A (en) |
| NL (1) | NL57684C (en) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE975750C (en) * | 1945-02-06 | 1962-07-26 | Siemens Ag | Quartz transmitter for generating ultrasound |
| US2498737A (en) * | 1946-06-07 | 1950-02-28 | William H T Holden | Electromechanical transducer |
| US2549872A (en) * | 1948-03-26 | 1951-04-24 | Bell Telephone Labor Inc | Focusing ultrasonic radiator |
| US2567407A (en) * | 1948-04-23 | 1951-09-11 | Stromberg Carlson Co | Electroacoustic transducer |
| US2832058A (en) * | 1948-09-10 | 1958-04-22 | Gen Electric | Electroacoustic transducer |
| US2671862A (en) * | 1949-01-11 | 1954-03-09 | Republic Steel Corp | Detector head for sonic inspection devices |
| US2728869A (en) * | 1950-01-06 | 1955-12-27 | Ultraschall A G | Piezoelectric oscillator or vibrator for ultrasonic waves, especially as an instrument for therapeutical treatment and diagnosis |
| US2741754A (en) * | 1950-12-27 | 1956-04-10 | Clevite Corp | Disk transducer |
| US2736823A (en) * | 1952-03-31 | 1956-02-28 | Sperry Rand Corp | Acoustic transducer and damping assembly |
| DE1082071B (en) * | 1953-09-26 | 1960-05-19 | Siemens Ag | Piezoelectric transducer |
| US2833999A (en) * | 1953-09-28 | 1958-05-06 | Douglas H Howry | Transducer |
| FR1248618A (en) * | 1957-12-06 | 1960-12-23 | Piezoelectric translator | |
| US3328610A (en) * | 1964-07-13 | 1967-06-27 | Branson Instr | Sonic wave generator |
| US3431462A (en) * | 1966-07-01 | 1969-03-04 | James Electronics Inc | Image conversion cathode ray tube with piezoelectric face element provided with rigidifying means |
| US3441904A (en) * | 1967-12-15 | 1969-04-29 | Us Navy | Electro-mechanical directional transducer |
| US3521089A (en) * | 1968-06-05 | 1970-07-21 | Atomic Energy Commission | Piezoelectric feedthrough device |
| US3851300A (en) * | 1971-11-03 | 1974-11-26 | Us Navy | Transducer |
| GB1515287A (en) * | 1974-05-30 | 1978-06-21 | Plessey Co Ltd | Piezoelectric transducers |
| GB2363011B (en) * | 2000-05-31 | 2002-04-17 | Acoustical Tech Sg Pte Ltd | Surface acoustic wave device |
| DE10111948B4 (en) * | 2001-03-13 | 2004-08-26 | Eads Deutschland Gmbh | Shape-adaptable electrode structure in layered construction and method of operation |
| WO2016126962A1 (en) * | 2015-02-04 | 2016-08-11 | Ohio State Innovation Foundation | Systems and methods for additive manufacturing |
| TWM583052U (en) * | 2019-05-30 | 2019-09-01 | 詠業科技股份有限公司 | Ultrasonic transducer |
-
0
- NL NL57684D patent/NL57684C/xx active
-
1940
- 1940-06-19 US US341302A patent/US2323030A/en not_active Expired - Lifetime
- 1940-06-27 CH CH223989D patent/CH223989A/en unknown
- 1940-11-23 CH CH225992D patent/CH225992A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH223989A (en) | 1942-10-31 |
| US2323030A (en) | 1943-06-29 |
| CH225992A (en) | 1943-03-15 |