CH295726A - Ultrasonic generator with an electrical high frequency generator and a piezoelectric crystal element. - Google Patents
Ultrasonic generator with an electrical high frequency generator and a piezoelectric crystal element.Info
- Publication number
- CH295726A CH295726A CH295726DA CH295726A CH 295726 A CH295726 A CH 295726A CH 295726D A CH295726D A CH 295726DA CH 295726 A CH295726 A CH 295726A
- Authority
- CH
- Switzerland
- Prior art keywords
- generator
- high frequency
- crystal element
- piezoelectric crystal
- electrical high
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/46—Dielectric heating
- H05B6/48—Circuits
- H05B6/50—Circuits for monitoring or control
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/40—Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals
-
- 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
- B06B1/0207—Driving circuits
- B06B1/0223—Driving circuits for generating signals continuous in time
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/46—Dielectric heating
- H05B6/48—Circuits
-
- 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
- B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
- B06B2201/40—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups with testing, calibrating, safety devices, built-in protection, construction details
-
- 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
- B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
- B06B2201/70—Specific application
- B06B2201/76—Medical, dental
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Biomedical Technology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH295726T | 1949-11-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH295726A true CH295726A (en) | 1954-01-15 |
Family
ID=9711820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH295726D CH295726A (en) | 1949-11-02 | 1949-11-02 | Ultrasonic generator with an electrical high frequency generator and a piezoelectric crystal element. |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE499119A (en) |
CH (1) | CH295726A (en) |
FR (1) | FR1028161A (en) |
GB (1) | GB694520A (en) |
NL (1) | NL77978C (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1030444B (en) * | 1952-09-23 | 1958-05-22 | Th Schultes Dr Ing | Vibration generator with series resonance consumer |
US4493062A (en) * | 1983-12-12 | 1985-01-08 | Halliburton Company | Resonant frequency modification of piezoelectric transducers |
US4629851A (en) * | 1984-09-20 | 1986-12-16 | Siemens Aktiengesellschaft | Apparatus for heating a layer of dielectric material using radio frequency waves |
JP3165701B2 (en) * | 1991-03-06 | 2001-05-14 | キヤノン株式会社 | Vibration wave motor |
-
1949
- 1949-11-02 CH CH295726D patent/CH295726A/en unknown
-
1950
- 1950-11-02 FR FR1028161D patent/FR1028161A/en not_active Expired
- 1950-11-02 BE BE499119D patent/BE499119A/xx unknown
- 1950-11-02 NL NL157043A patent/NL77978C/xx active
-
1951
- 1951-01-11 GB GB86451A patent/GB694520A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL77978C (en) | 1955-05-16 |
FR1028161A (en) | 1953-05-20 |
GB694520A (en) | 1953-07-22 |
BE499119A (en) | 1951-03-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1028835A (en) | Relaxation oscillator | |
FR950714A (en) | High frequency pulse generator | |
CH295726A (en) | Ultrasonic generator with an electrical high frequency generator and a piezoelectric crystal element. | |
FR1029614A (en) | Electrical oscillation generator assembly | |
FR1011492A (en) | High frequency generator comprising a semiconductor with several electrodes | |
DK70623C (en) | Electric sound box with piezoelectric crystal. | |
FR1048331A (en) | Frequency modulated electric oscillators | |
CA456032A (en) | Pulse-modulated oscillation generator | |
CA460646A (en) | Electronic high voltage generator discharge device | |
IE21029L (en) | Saw-tooth wave generator | |
CH314809A (en) | Frequency generator | |
AT169246B (en) | Injector | |
FR1010196A (en) | Sine Wave Oscillators Improvements | |
CA446263A (en) | Electrical oscillation generator and time base | |
FR989536A (en) | Advanced vibrator | |
FR990747A (en) | Stabilized frequency generator | |
FI24836A (en) | Vibration chamber of the ultrasonic generator | |
AT171947B (en) | Power generation plant | |
CH288572A (en) | Piezoelectric crystal element. | |
CH288571A (en) | Piezoelectric crystal element. | |
CH295226A (en) | Piezoelectric crystal element. | |
CA457869A (en) | Combination oscillation generator and antenna | |
CA455023A (en) | Electric oscillation generator and amplifier | |
AT172019B (en) | Contact device on electric clocks | |
AU148610B2 (en) | Frequency controlled wave energy generator |