FR2018964A1 - - Google Patents
Info
- Publication number
- FR2018964A1 FR2018964A1 FR6932984A FR6932984A FR2018964A1 FR 2018964 A1 FR2018964 A1 FR 2018964A1 FR 6932984 A FR6932984 A FR 6932984A FR 6932984 A FR6932984 A FR 6932984A FR 2018964 A1 FR2018964 A1 FR 2018964A1
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
- G01D5/363—Direction discrimination
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Transform (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6813749A NL6813749A (fr) | 1968-09-26 | 1968-09-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2018964A1 true FR2018964A1 (fr) | 1970-06-26 |
Family
ID=19804760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6932984A Withdrawn FR2018964A1 (fr) | 1968-09-26 | 1969-09-26 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3612695A (fr) |
JP (1) | JPS4832391B1 (fr) |
BE (1) | BE739338A (fr) |
CH (1) | CH508215A (fr) |
DE (1) | DE1946301C3 (fr) |
FR (1) | FR2018964A1 (fr) |
GB (1) | GB1287462A (fr) |
NL (1) | NL6813749A (fr) |
SE (1) | SE344821B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0096448A1 (fr) * | 1982-06-08 | 1983-12-21 | Koninklijke Philips Electronics N.V. | Appareil pour déterminer des déplacements angulaires d'un objet |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2003492A1 (de) * | 1970-01-27 | 1971-08-12 | Leitz Ernst Gmbh | Messverfahren fuer Schrittgeber zum Messen von Laengen oder Winkeln sowie Anordnungen zur Durchfuehrung dieses Messverfahrens |
US4034403A (en) * | 1971-03-11 | 1977-07-05 | U.S. Philips Corporation | Apparatus for positional control of a reading head in a device for reproducing optically coded video disk recordings |
NL172202C (nl) * | 1971-03-11 | 1983-07-18 | Philips Nv | Inrichting voor het uitlezen van een plaatvormige informatiedrager bevattende in optische vorm gecodeerde beeld- en/of geluidssignalen. |
NL7313454A (nl) * | 1973-10-01 | 1975-04-03 | Philips Nv | Opto-elektronisch stelsel voor het bepalen van een king tussen de werkelijke positie van een stralings kterend vlak in een optisch afbeeldingsstelsel en d ste positie van dit vlak. |
US3867629A (en) * | 1974-05-28 | 1975-02-18 | Us Navy | System for measuring rotation using polarized light |
DE3205065A1 (de) * | 1982-02-12 | 1983-08-18 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Vorrichtung zum uebertragen von signalen zwischen zwei relativ zueinander drehbaren teilen |
US4967072A (en) * | 1984-09-05 | 1990-10-30 | Canon Kabushiki Kaisha | Interferometric rotating condition detection apparatus |
DE3706277C2 (de) * | 1986-02-28 | 1995-04-27 | Canon Kk | Drehungsmeßgeber |
DE3633574A1 (de) * | 1986-10-02 | 1988-04-14 | Heidenhain Gmbh Dr Johannes | Lichtelektrische winkelmesseinrichtung |
DE3807011C1 (fr) * | 1988-03-04 | 1989-04-27 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut, De | |
JP2586122B2 (ja) * | 1988-11-18 | 1997-02-26 | キヤノン株式会社 | ロータリーエンコーダ |
DE4013566A1 (de) * | 1990-04-27 | 1991-11-07 | Heidenhain Gmbh Dr Johannes | Winkelmesseinrichtung |
DE19956912A1 (de) * | 1999-11-26 | 2001-08-09 | Heidenhain Gmbh Dr Johannes | Winkelmeßsystem und Winkelmeßverfahren zur berührungslosen Winkelmessung |
CN106969710B (zh) * | 2017-05-26 | 2023-05-19 | 四川瑞丰锻造有限公司 | 便于检测的稳定型分光器 |
CN106979751B (zh) * | 2017-05-26 | 2023-07-14 | 四川瑞丰锻造有限公司 | 一种分光器 |
CN113340837B (zh) * | 2021-06-03 | 2021-12-24 | 深圳市诺安传感技术有限公司 | 一种长光程微型红外气室及红外气体传感器 |
-
1968
- 1968-09-26 NL NL6813749A patent/NL6813749A/xx unknown
-
1969
- 1969-09-12 DE DE1946301A patent/DE1946301C3/de not_active Expired
- 1969-09-23 GB GB46805/69A patent/GB1287462A/en not_active Expired
- 1969-09-23 US US860208A patent/US3612695A/en not_active Expired - Lifetime
- 1969-09-23 SE SE13067/69A patent/SE344821B/xx unknown
- 1969-09-23 CH CH1436569A patent/CH508215A/de not_active IP Right Cessation
- 1969-09-24 BE BE739338D patent/BE739338A/xx unknown
- 1969-09-24 JP JP44075763A patent/JPS4832391B1/ja active Pending
- 1969-09-26 FR FR6932984A patent/FR2018964A1/fr not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0096448A1 (fr) * | 1982-06-08 | 1983-12-21 | Koninklijke Philips Electronics N.V. | Appareil pour déterminer des déplacements angulaires d'un objet |
Also Published As
Publication number | Publication date |
---|---|
DE1946301C3 (de) | 1979-06-13 |
US3612695A (en) | 1971-10-12 |
SE344821B (fr) | 1972-05-02 |
DE1946301A1 (de) | 1970-04-02 |
JPS4832391B1 (fr) | 1973-10-05 |
NL6813749A (fr) | 1970-04-01 |
GB1287462A (en) | 1972-08-31 |
DE1946301B2 (de) | 1978-08-17 |
BE739338A (fr) | 1970-03-24 |
CH508215A (de) | 1971-05-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |