NL113973C - - Google Patents
Info
- Publication number
- NL113973C NL113973C NL113973DA NL113973C NL 113973 C NL113973 C NL 113973C NL 113973D A NL113973D A NL 113973DA NL 113973 C NL113973 C NL 113973C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/46—Filters
-
- 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
- B06B3/00—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B3/02—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency involving a change of amplitude
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1142369XA | 1954-03-19 | 1954-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL113973C true NL113973C (fr) |
Family
ID=22354106
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL195736D NL195736A (fr) | 1954-03-19 | ||
| NL113973D NL113973C (fr) | 1954-03-19 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL195736D NL195736A (fr) | 1954-03-19 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1239880B (fr) |
| FR (1) | FR1142369A (fr) |
| NL (2) | NL113973C (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3500821A (en) * | 1967-12-05 | 1970-03-17 | Asper Vac Corp | Multiple blood sampling apparatus with aspiration means |
| FI61401C (fi) * | 1977-12-16 | 1982-08-10 | Siemens Ag | Behandlingshuvud foer elektromedicinsk diagnostisk eller terapeutiskt behandling av kroppsdelar |
| SU817809A1 (ru) * | 1978-06-26 | 1981-03-30 | Специальное Проектно-Конструкторскоеи Технологическое Бюро Малых Элект-Рических Машин Производственногообъединения "Эльфа" | Стержнева ультразвукова колеба-ТЕльНА СиСТЕМА |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2433368A (en) * | 1942-03-31 | 1947-12-30 | Sperry Gyroscope Co Inc | Wave guide construction |
| US2514344A (en) * | 1944-07-10 | 1950-07-04 | Stromberg Carlson Co | Adjustable acoustic impedance |
| US2452211A (en) * | 1944-10-17 | 1948-10-26 | Scophony Corp Of America | Machine for mechanically working materials |
| US2514080A (en) * | 1945-01-10 | 1950-07-04 | Bell Telephone Labor Inc | Method of obtaining high velocity with crystals |
| US2498990A (en) * | 1947-02-27 | 1950-02-28 | Raytheon Mfg Co | Apparatus for driving flexible members |
| DE942722C (de) * | 1948-10-01 | 1956-05-09 | Siemens Reiniger Werke Ag | Anordnung zur UEbertragung von Ultraschall |
| US2651148A (en) * | 1949-11-23 | 1953-09-08 | Raytheon Mfg Co | Ultrasonic vibratory device |
| US2573168A (en) * | 1950-05-23 | 1951-10-30 | Bell Telephone Labor Inc | Mechanical impedance transformer |
-
0
- NL NL195736D patent/NL195736A/xx unknown
- NL NL113973D patent/NL113973C/xx active
-
1955
- 1955-03-15 FR FR1142369D patent/FR1142369A/fr not_active Expired
- 1955-03-17 DE DEC10939A patent/DE1239880B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL195736A (fr) | |
| FR1142369A (fr) | 1957-09-17 |
| DE1239880B (de) | 1967-05-03 |