NL161588B - Beweegbare spiegel ten gebruike in een optisch stelsel. - Google Patents

Beweegbare spiegel ten gebruike in een optisch stelsel.

Info

Publication number
NL161588B
NL161588B NL7402219.A NL161588DA NL161588B NL 161588 B NL161588 B NL 161588B NL 161588D A NL161588D A NL 161588DA NL 161588 B NL161588 B NL 161588B
Authority
NL
Netherlands
Prior art keywords
optical system
movable mirror
mirror
movable
optical
Prior art date
Application number
NL7402219.A
Other languages
English (en)
Original Assignee
Mca Disco Vision
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.)
Publication of NL161588B publication Critical patent/NL161588B/nl

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1012—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using codes or arrangements adapted for a specific type of error
    • G06F11/104—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using codes or arrangements adapted for a specific type of error using arithmetic codes, i.e. codes which are preserved during operation, e.g. modulo 9 or 11 check
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
    • B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
NL7402219.A 1950-06-17 Beweegbare spiegel ten gebruike in een optisch stelsel. NL161588B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR964732X 1950-06-17

Publications (1)

Publication Number Publication Date
NL161588B true NL161588B (nl)

Family

ID=9499561

Family Applications (2)

Application Number Title Priority Date Filing Date
NL7402219.A NL161588B (nl) 1950-06-17 Beweegbare spiegel ten gebruike in een optisch stelsel.
NL83451D NL83451C (nl) 1950-06-17

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL83451D NL83451C (nl) 1950-06-17

Country Status (6)

Country Link
US (1) US2781971A (nl)
BE (1) BE503472A (nl)
DE (1) DE964732C (nl)
FR (2) FR1020455A (nl)
GB (1) GB721877A (nl)
NL (2) NL83451C (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL210583A (nl) * 1955-09-13
GB848542A (en) * 1956-04-11 1960-09-21 Theodorus Reumerman Improvements in or relating to devices for determining check symbols for symbol groups and/or for checking symbol groups already provided with check symbols
US3064885A (en) * 1957-12-16 1962-11-20 Ibm Method and apparatus for verifying punched tape
US3102191A (en) * 1958-02-26 1963-08-27 North American Aviation Inc Sequence verification apparatus
US3052407A (en) * 1958-12-19 1962-09-04 Ibm Data storage device
US3300045A (en) * 1963-12-23 1967-01-24 Rca Corp Character reader document sorter

Also Published As

Publication number Publication date
US2781971A (en) 1957-02-19
DE964732C (de) 1957-05-29
BE503472A (nl)
FR61456E (fr) 1955-05-04
GB721877A (en) 1955-01-12
FR1020455A (fr) 1953-02-06
NL83451C (nl)

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