FR2498373B1 - - Google Patents
Info
- Publication number
- FR2498373B1 FR2498373B1 FR8200641A FR8200641A FR2498373B1 FR 2498373 B1 FR2498373 B1 FR 2498373B1 FR 8200641 A FR8200641 A FR 8200641A FR 8200641 A FR8200641 A FR 8200641A FR 2498373 B1 FR2498373 B1 FR 2498373B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H01S3/02—Constructional details
- H01S3/03—Constructional details of gas laser discharge tubes
- H01S3/038—Electrodes, e.g. special shape, configuration or composition
- H01S3/0388—Compositions, materials or coatings
-
- 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
- H01S3/02—Constructional details
- H01S3/03—Constructional details of gas laser discharge tubes
- H01S3/038—Electrodes, e.g. special shape, configuration or composition
- H01S3/0385—Shape
-
- 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
- H01S3/02—Constructional details
- H01S3/03—Constructional details of gas laser discharge tubes
- H01S3/038—Electrodes, e.g. special shape, configuration or composition
- H01S3/0382—Cathodes or particular adaptations thereof
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
- Gyroscopes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8101443A GB2091480B (en) | 1981-01-17 | 1981-01-17 | Electrodes for glow discharge devices |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2498373A1 FR2498373A1 (fr) | 1982-07-23 |
FR2498373B1 true FR2498373B1 (US07922777-20110412-C00004.png) | 1985-01-18 |
Family
ID=10519043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8200641A Granted FR2498373A1 (fr) | 1981-01-17 | 1982-01-15 | Electrode pour dispositif a decharge luminescente, notamment pour gyroscope a laser |
Country Status (4)
Country | Link |
---|---|
US (1) | US4969157A (US07922777-20110412-C00004.png) |
JP (1) | JPS57143883A (US07922777-20110412-C00004.png) |
FR (1) | FR2498373A1 (US07922777-20110412-C00004.png) |
GB (1) | GB2091480B (US07922777-20110412-C00004.png) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4575855A (en) * | 1983-07-29 | 1986-03-11 | Sundstrand Optical Technologies, Inc. | Ring laser gyro cathode arrangement |
US5313488A (en) * | 1993-02-04 | 1994-05-17 | Honeywell Inc. | Ring laser discharge starting concept |
WO1999026324A1 (en) * | 1997-11-14 | 1999-05-27 | Honeywell Inc. | Extending ring laser gyro (rlg) lifetime by using corrosive resistant electrodes |
US6992442B2 (en) * | 2001-12-11 | 2006-01-31 | Honeywell International Inc. | Restricted getter |
US20080027264A1 (en) * | 2006-05-24 | 2008-01-31 | Peter Hug | Methods for degrading phenolic biocides present in fluid compositions |
WO2018023033A1 (en) | 2016-07-29 | 2018-02-01 | Western Michigan University Research Foundation | Magnetic nanoparticle-based gyroscopic sensor |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB814952A (US07922777-20110412-C00004.png) * | 1900-01-01 | |||
US1991728A (en) * | 1932-10-28 | 1935-02-19 | Nat Television Corp | Crater lamp |
BE559277A (US07922777-20110412-C00004.png) * | 1956-09-13 | |||
US4007431A (en) * | 1975-02-03 | 1976-02-08 | Litton Systems, Inc. | Cathode construction for long life lasers |
SU584661A1 (ru) * | 1976-06-01 | 1979-05-25 | Киевский Ордена Ленина Государственный Университет Им.Т.Г.Шевченко | Полый холодный катод |
US4257015A (en) * | 1979-03-26 | 1981-03-17 | The Singer Company | Ring laser gyroscope anode |
US4392229A (en) * | 1980-12-15 | 1983-07-05 | Litton Systems, Inc. | Ring laser with plasma starter |
GB2127211B (en) * | 1982-08-26 | 1986-10-01 | British Aerospace | Ring laser gyroscope |
-
1981
- 1981-01-17 GB GB8101443A patent/GB2091480B/en not_active Expired
-
1982
- 1982-01-15 US US06/339,532 patent/US4969157A/en not_active Expired - Fee Related
- 1982-01-15 FR FR8200641A patent/FR2498373A1/fr active Granted
- 1982-01-18 JP JP57005850A patent/JPS57143883A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4969157A (en) | 1990-11-06 |
FR2498373A1 (fr) | 1982-07-23 |
GB2091480A (en) | 1982-07-28 |
GB2091480B (en) | 1985-01-16 |
JPS57143883A (en) | 1982-09-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |