DE1086921B - Rechenmaschine - Google Patents

Rechenmaschine

Info

Publication number
DE1086921B
DE1086921B DEB45949A DEB0045949A DE1086921B DE 1086921 B DE1086921 B DE 1086921B DE B45949 A DEB45949 A DE B45949A DE B0045949 A DEB0045949 A DE B0045949A DE 1086921 B DE1086921 B DE 1086921B
Authority
DE
Germany
Prior art keywords
contact
key
contacts
keys
row
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.)
Pending
Application number
DEB45949A
Other languages
German (de)
English (en)
Inventor
Norbert Kitz
Vernon Watkins Sparrow
Christopher Frederick Webb
Robert Milburn
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.)
Bell Punch Co Ltd
Original Assignee
Bell Punch Co 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
Application filed by Bell Punch Co Ltd filed Critical Bell Punch Co Ltd
Publication of DE1086921B publication Critical patent/DE1086921B/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
    • G06F7/4981—Adding; Subtracting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G06C7/06—Keyboards with one set of keys for each denomination
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
    • G06F7/461—Adding; subtracting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
    • G06F7/4983—Multiplying; Dividing
    • G06F7/4985—Multiplying; Dividing by successive additions or subtractions

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Optimization (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Endoscopes (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measuring Volume Flow (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Particle Accelerators (AREA)
  • Adjustable Resistors (AREA)
DEB45949A 1956-09-06 1957-09-05 Rechenmaschine Pending DE1086921B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2738356A GB868753A (en) 1956-09-06 1956-09-06 Improvements in or relating to calculating machines
GB2110557 1957-07-03

Publications (1)

Publication Number Publication Date
DE1086921B true DE1086921B (de) 1960-08-11

Family

ID=26255143

Family Applications (3)

Application Number Title Priority Date Filing Date
DEB45955A Pending DE1157005B (de) 1956-09-06 1957-09-05 Tischrechenmaschine
DEB45949A Pending DE1086921B (de) 1956-09-06 1957-09-05 Rechenmaschine
DEB69937A Pending DE1153197B (de) 1956-09-06 1957-11-05 Rechenmaschine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DEB45955A Pending DE1157005B (de) 1956-09-06 1957-09-05 Tischrechenmaschine

Family Applications After (1)

Application Number Title Priority Date Filing Date
DEB69937A Pending DE1153197B (de) 1956-09-06 1957-11-05 Rechenmaschine

Country Status (4)

Country Link
BE (12) BE560571A (xx)
DE (3) DE1157005B (xx)
GB (4) GB868759A (xx)
NL (11) NL220552A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167568B (de) * 1960-11-15 1964-04-09 Marcel Levy Lebar Elektromechanische Rechenmaschine
DE1287340B (de) * 1958-06-19 1969-01-16 Bell Punch Co Ltd Tischrechenmaschine

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3063996A (en) * 1959-03-02 1962-11-13 Smith Kline French Lab Substituted piperidinylalkyl phenothiazines
US3225037A (en) * 1959-03-30 1965-12-21 Sterling Drug Inc 10-[(amino- and acylamino-1-piperidyl) lower-alkyl]-phenothiazines
DE102006037808B4 (de) 2006-08-11 2008-05-08 Siemens Ag Wippenschaltereinrichtung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2176932A (en) * 1931-10-30 1939-10-24 Addressograph Multigraph Electrical calculating machine
DE732568C (de) * 1941-05-29 1943-03-06 Siemens Ag Dampfkraftanlage mit einer an ein Hochdruckdampfnetz angeschlossenen Vorschaltkraftmaschine
DE747501C (de) * 1939-08-25 1944-12-21 Martin Hebel Dr Ing Schaltungsanordnung fuer elektrische Fakturiermaschinen zur Beschleunigung des Abgrifes der getasteten Zahlenwerte
US2524115A (en) * 1943-12-27 1950-10-03 Ncr Co Electric control circuit
US2543899A (en) * 1945-09-21 1951-03-06 Ibm Keyboard

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2176932A (en) * 1931-10-30 1939-10-24 Addressograph Multigraph Electrical calculating machine
DE747501C (de) * 1939-08-25 1944-12-21 Martin Hebel Dr Ing Schaltungsanordnung fuer elektrische Fakturiermaschinen zur Beschleunigung des Abgrifes der getasteten Zahlenwerte
DE732568C (de) * 1941-05-29 1943-03-06 Siemens Ag Dampfkraftanlage mit einer an ein Hochdruckdampfnetz angeschlossenen Vorschaltkraftmaschine
US2524115A (en) * 1943-12-27 1950-10-03 Ncr Co Electric control circuit
US2543899A (en) * 1945-09-21 1951-03-06 Ibm Keyboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1287340B (de) * 1958-06-19 1969-01-16 Bell Punch Co Ltd Tischrechenmaschine
DE1167568B (de) * 1960-11-15 1964-04-09 Marcel Levy Lebar Elektromechanische Rechenmaschine

Also Published As

Publication number Publication date
BE560566A (xx)
BE560568A (xx)
BE560574A (xx)
BE560567A (xx)
GB868760A (en) 1961-05-25
NL220561A (xx)
NL220551A (xx)
BE560570A (xx)
GB868753A (en) 1961-05-25
DE1153197B (de) 1963-08-22
GB868759A (en) 1961-05-25
NL220559A (xx)
BE560563A (xx)
NL220558A (xx)
NL220554A (xx)
BE560569A (xx)
NL220555A (xx)
NL220562A (xx)
DE1157005B (de) 1963-11-07
BE560571A (xx)
BE560565A (xx)
NL220552A (xx)
NL220553A (xx)
BE560564A (xx)
NL220560A (xx)
BE560572A (xx)
GB868756A (en) 1961-05-25
BE560573A (xx)
NL220556A (xx)

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