GB672294A - Improvements in or relating to mechanism for sensing statistical record cards - Google Patents

Improvements in or relating to mechanism for sensing statistical record cards

Info

Publication number
GB672294A
GB672294A GB28670/49A GB2867049A GB672294A GB 672294 A GB672294 A GB 672294A GB 28670/49 A GB28670/49 A GB 28670/49A GB 2867049 A GB2867049 A GB 2867049A GB 672294 A GB672294 A GB 672294A
Authority
GB
United Kingdom
Prior art keywords
card
sensing
shaft
normal
interstage
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
GB28670/49A
Other languages
English (en)
Inventor
Charles Thomas Arthur Jones
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.)
Powers Samas Accounting Machines Ltd
Original Assignee
Powers Samas Accounting Machines Ltd
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
Priority to NL6912967.A priority Critical patent/NL158048B/xx
Priority to NL88805D priority patent/NL88805C/xx
Application filed by Powers Samas Accounting Machines Ltd filed Critical Powers Samas Accounting Machines Ltd
Priority to GB28670/49A priority patent/GB672294A/en
Priority to US194463A priority patent/US2638270A/en
Publication of GB672294A publication Critical patent/GB672294A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/04—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the shape
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0033—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cards or other card-like flat carriers, e.g. flat sheets of optical film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Credit Cards Or The Like (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Conveying Record Carriers (AREA)
GB28670/49A 1949-11-08 1949-11-08 Improvements in or relating to mechanism for sensing statistical record cards Expired GB672294A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL6912967.A NL158048B (nl) 1949-11-08 Door spraak bestuurde bilaterale versterker.
NL88805D NL88805C (en:Method) 1949-11-08
GB28670/49A GB672294A (en) 1949-11-08 1949-11-08 Improvements in or relating to mechanism for sensing statistical record cards
US194463A US2638270A (en) 1949-11-08 1950-11-07 Mechanism for sensing statistical record cards

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28670/49A GB672294A (en) 1949-11-08 1949-11-08 Improvements in or relating to mechanism for sensing statistical record cards

Publications (1)

Publication Number Publication Date
GB672294A true GB672294A (en) 1952-05-21

Family

ID=10279274

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28670/49A Expired GB672294A (en) 1949-11-08 1949-11-08 Improvements in or relating to mechanism for sensing statistical record cards

Country Status (3)

Country Link
US (1) US2638270A (en:Method)
GB (1) GB672294A (en:Method)
NL (2) NL88805C (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2994475A (en) * 1955-04-08 1961-08-01 Ibm Card feeding, sensing, and translating mechanism
GB832909A (en) * 1955-11-15 1960-04-21 Commercial Controls Corp Motorized reader for record media
US3256423A (en) * 1957-01-04 1966-06-14 William F Huck Sensing mechanism for record processing machine
US3539779A (en) * 1968-05-16 1970-11-10 Clary Corp Perforated card controlled registering machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB508954A (en) * 1938-01-05 1939-07-05 Arthur Thomas Improvements in machines for operating upon statistical cards

Also Published As

Publication number Publication date
NL88805C (en:Method)
US2638270A (en) 1953-05-12
NL158048B (nl)

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