AU472813B2 - Optical switching device - Google Patents

Optical switching device

Info

Publication number
AU472813B2
AU472813B2 AU56014/73A AU5601473A AU472813B2 AU 472813 B2 AU472813 B2 AU 472813B2 AU 56014/73 A AU56014/73 A AU 56014/73A AU 5601473 A AU5601473 A AU 5601473A AU 472813 B2 AU472813 B2 AU 472813B2
Authority
AU
Australia
Prior art keywords
switching device
optical switching
optical
switching
Prior art date
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
Application number
AU56014/73A
Other versions
AU5601473A (en
Inventor
HARLEY HERBERTS. LEE; and JOHN E. JUHASZ JOHN E. CAMPBELL; DOUGLAS A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johne Campbell Douglas A Harley Herberts Lee And Johne Juhasz
Original Assignee
Johne Campbell Douglas A Harley Herberts Lee And Johne Juhasz
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Johne Campbell Douglas A Harley Herberts Lee And Johne Juhasz filed Critical Johne Campbell Douglas A Harley Herberts Lee And Johne Juhasz
Priority to AU56014/73A priority Critical patent/AU472813B2/en
Publication of AU5601473A publication Critical patent/AU5601473A/en
Application granted granted Critical
Publication of AU472813B2 publication Critical patent/AU472813B2/en
Expired legal-status Critical Current

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
    • G01D5/347—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 using displacement encoding scales
    • G01D5/3473—Circular or rotary encoders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
AU56014/73A 1973-05-23 1973-05-23 Optical switching device Expired AU472813B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU56014/73A AU472813B2 (en) 1973-05-23 1973-05-23 Optical switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU56014/73A AU472813B2 (en) 1973-05-23 1973-05-23 Optical switching device

Publications (2)

Publication Number Publication Date
AU5601473A AU5601473A (en) 1974-11-28
AU472813B2 true AU472813B2 (en) 1976-06-03

Family

ID=3741635

Family Applications (1)

Application Number Title Priority Date Filing Date
AU56014/73A Expired AU472813B2 (en) 1973-05-23 1973-05-23 Optical switching device

Country Status (1)

Country Link
AU (1) AU472813B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2863355A1 (en) * 2003-12-04 2005-06-10 Jean Pierre Christian Choplet Disk`s angular rotation measuring device, has disks placed at interval on longitudinal axis and provided with slits, and set of opto-electronic sensors assembled on both sides of disks

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2863355A1 (en) * 2003-12-04 2005-06-10 Jean Pierre Christian Choplet Disk`s angular rotation measuring device, has disks placed at interval on longitudinal axis and provided with slits, and set of opto-electronic sensors assembled on both sides of disks

Also Published As

Publication number Publication date
AU5601473A (en) 1974-11-28

Similar Documents

Publication Publication Date Title
CA999399A (en) Contact lenses
AU502337B2 (en) Switching device
CA1014924A (en) Anti-retrieval devices
CA1014251A (en) Electrochromic device
IL50884A0 (en) Optical device
CA1022630A (en) Signal switching apparatus
CA989920A (en) Switch operating device
CA1023984A (en) Optical system magnification changing device
AU482919B2 (en) An improved switching device
AU475742B2 (en) Devices
CA1003470A (en) Limit switch mechanism
AU475196B2 (en) Refractive device
CA998779A (en) Semiconductor switching device
CA983965A (en) Ball-firing device
CA1027902A (en) Latching device
CA1026096A (en) Automatic fish-hooking device
AU472813B2 (en) Optical switching device
SU601152A1 (en) Nut-tightening device
SU626427A1 (en) Adjusting device
CA962531A (en) Hank-loading device
AU5449573A (en) Humidifier-dehumidifier device
AU482831B2 (en) Switching apparatus
AU5390473A (en) Switch arrangements
AU469549B2 (en) Electric light device
AU480781B2 (en) Switching arrangement