CH499781A - Einrichtung zum Messen von Drehbewegungen - Google Patents
Einrichtung zum Messen von DrehbewegungenInfo
- Publication number
- CH499781A CH499781A CH1831369A CH1831369A CH499781A CH 499781 A CH499781 A CH 499781A CH 1831369 A CH1831369 A CH 1831369A CH 1831369 A CH1831369 A CH 1831369A CH 499781 A CH499781 A CH 499781A
- Authority
- CH
- Switzerland
- Prior art keywords
- rotary movements
- measuring rotary
- measuring
- movements
- rotary
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/102—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
- H01S3/104—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/58—Turn-sensitive devices without moving masses
- G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
- G01C19/66—Ring laser gyrometers
- G01C19/68—Lock-in prevention
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/08—Construction or shape of optical resonators or components thereof
- H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
- H01S3/083—Ring lasers
- H01S3/0835—Gas ring lasers
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78408668A | 1968-12-16 | 1968-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH499781A true CH499781A (de) | 1970-11-30 |
Family
ID=25131306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1831369A CH499781A (de) | 1968-12-16 | 1969-12-09 | Einrichtung zum Messen von Drehbewegungen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3744908A (de) |
| CH (1) | CH499781A (de) |
| DE (1) | DE1962137C3 (de) |
| FR (1) | FR2026213A5 (de) |
| GB (1) | GB1266360A (de) |
| NL (1) | NL6918782A (de) |
| SE (1) | SE354723B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4325033A (en) * | 1979-07-02 | 1982-04-13 | Rockwell International Corporation | Pneumatically dithered laser gyro |
| CA1189600A (en) * | 1980-10-17 | 1985-06-25 | Raytheon Company | Dispersion equalized ring laser gyroscope |
| US5371590A (en) * | 1982-08-27 | 1994-12-06 | Raytheon Company | Ring laser gyro |
| US5347360A (en) * | 1982-08-27 | 1994-09-13 | Ratheon Company | Ring laser gyro |
| US4616930A (en) * | 1983-04-20 | 1986-10-14 | Litton Systems, Inc. | Optically biased twin ring laser gyroscope |
| US7668420B2 (en) * | 2007-07-26 | 2010-02-23 | Hewlett-Packard Development Company, L.P. | Optical waveguide ring resonator with an intracavity active element |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3373650A (en) * | 1965-04-02 | 1968-03-19 | Honeywell Inc | Laser angular rate sensor |
| US3466121A (en) * | 1965-09-28 | 1969-09-09 | Bell Telephone Labor Inc | Nonreciprocal optical devices |
| US3503005A (en) * | 1967-10-17 | 1970-03-24 | Honeywell Inc | Ring laser which is biased to permit two equal intensity transition frequencies to be generated in opposite directions |
-
1968
- 1968-12-16 US US00784086A patent/US3744908A/en not_active Expired - Lifetime
-
1969
- 1969-12-08 FR FR6942384A patent/FR2026213A5/fr not_active Expired
- 1969-12-09 CH CH1831369A patent/CH499781A/de not_active IP Right Cessation
- 1969-12-11 DE DE1962137A patent/DE1962137C3/de not_active Expired
- 1969-12-12 GB GB1266360D patent/GB1266360A/en not_active Expired
- 1969-12-15 NL NL6918782A patent/NL6918782A/xx unknown
- 1969-12-15 SE SE17238/69A patent/SE354723B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE354723B (de) | 1973-03-19 |
| DE1962137B2 (de) | 1977-11-03 |
| US3744908A (en) | 1973-07-10 |
| DE1962137A1 (de) | 1970-07-02 |
| NL6918782A (de) | 1970-06-18 |
| GB1266360A (de) | 1972-03-08 |
| FR2026213A5 (de) | 1970-09-18 |
| DE1962137C3 (de) | 1978-06-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |