US2651457A - Calculating machine - Google Patents

Calculating machine Download PDF

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Publication number
US2651457A
US2651457A US92996A US9299649A US2651457A US 2651457 A US2651457 A US 2651457A US 92996 A US92996 A US 92996A US 9299649 A US9299649 A US 9299649A US 2651457 A US2651457 A US 2651457A
Authority
US
United States
Prior art keywords
calculating machine
sheets
sheet
filed
sept
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 - Lifetime
Application number
US92996A
Inventor
Hans P Luhn
Richard L Johnson
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Priority to US92996A priority Critical patent/US2651457A/en
Priority to US241988A priority patent/US2717733A/en
Application granted granted Critical
Publication of US2651457A publication Critical patent/US2651457A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
    • G06F7/468—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators for evaluating functions by calculation

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  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)

Description

Spt. 8, 1953 l H. l5. LUHN ET A1. 2,651,457
CALCULATING MACHINE FlednMay 15, 1949 48 Sheets-Sheet l ATTORNEY H. P. LUHN ET AL CALCULATING MACHINE Sept. 8, 1953 48 Sheets-Sheet 2 Filed May l5, 1949 Sept. 8, 1953 H. P. LUHN ET AL CALCULATING MACHINE Filed May r13, 1949 48 Sheets-Sheet` 5 OOOOOOOOOG hmm MNN
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ATTORNEY f l Sept. 8, 1953 H. P. LUHN ET AL CALCULATING MACHINE 48 Sheets-Sheet 4 Filed May 1s, 1949 m. GMM Mwk m,
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Sept. 8, 1953 H. P. L UHN x-:T A1.
' CALCULATING MACHINE 48 Sheets-Sheet 6 Filed May 13, 1949 muh w wllmkw INVENTORS HANS PLU/IIN RICHARD LJ//VS/V BY f ATTORNEY Sept. 8, 1953 H. P. LUHN ET AL CALCULATING MACHINE Filed May is, 1949 48 Sheets-Sheetv 7 Spt. 8, 1953 H. P. LUHN ET A1.
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Sept. 8, 1953 H. P. LUHN ET AL CALCULATING MACHINE 48 Sheets-Sheet 9 Filed May l5, 1949 IIIJ ATTORNEY Sep. 8, 1953 H. P. I UHN ET AL CALCULATING MACHINE 48 Sheets-Sheet lO Filed May 13, 1949 NNN mmm
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Sept. 8, 1953 H. P. L UHN E? A1. 2,551,457
CALCULATING MACHINE Filed May 13, 1949 48 Sheets-Sheet ll A i "M Tu 'L NK A r" RA ::uw- L Q4- I L 4 I l L Iz a-I- j;
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H. P. LUHN ET AL CALCULATING MACHINE Sept. 8, 1953 48 Sheets-Sheet l2 Filed May 13, 1949 ANN INVENTORS HANS HUH/v ,4J/@HARD JMA/50N BY Z0 MMM- Mg ATTORNEY Sept. 8, 1953 H. P. LUHN ET A1.
CALCULATING MACHINE 48 Sheets-Sheet l5 Filed May l5, 1949 KNN MSS kkvkm EN w Q w H. P. LUHN ET AL CALCULATING MACHINE Sept. 8, 1953 48 Sheets-Sheet 14 Filed May 13, 1949 mms3 NSN Sept. 8, 1953 H P. LUHN ET Al.
CALCULATING MACHINE 48 Sheets-Sheet l5 Filed May 13, 1949 Nm S N RH# MM mwM/m NPL R W50; O NNDA n IAM. A S Hm M YD SSS w ,S L@ Q s 1, L@ mand@ m .QE y mimk Btw ,s
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Sept. 8, 1953 f H. P. LUHN ET A1. 2,651,457
CALCULATING MACHINE Filed May 13, 1949 48 Sheets-Sheet` 16 BY R/C HA RD l.. J0//N50N I l v ATTORNEY Sept. 8, 1953 H. P. LUHN ET AL CALCULATING MACHINE 48 Sheets-Sheet 1'7 Filed May l5, 1949 \NN s-n` ooooooeoooooooo4 oo ooooooooooooo oo o como@ oooooooooo ooooooooooooo'ooo o oooooo ooo oo ooo oooooooooooeoaoooo ooo@ oo ooo o oo o o' oo Goa 50 @o5 oo oo oo o'o ooo SKS.
HANS L R/CHA LJ/-NS/V BY l 02A ATTORNEY H. P. LUHN ET AL CALCULATING MACHINE Spt. 8, 1953 48 Sheets-Sheet 18 Filed May 13, 1949 wh@ m s E Sept. 8, 1953 H. P. I /UHN ET A1.
CALCULATING MACHINE Filed May 15, 1949 48 Sheets-Sheet` 19 Sept. 8, 1953 H. P. I UHN ET Al. n 2,651,457
CALCULATING IMACHINE;
Filed May 13, 1949 i 48 Sheets-Sheet 2O SHIFT 4 ATTORNEY
US92996A 1949-05-13 1949-05-13 Calculating machine Expired - Lifetime US2651457A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US92996A US2651457A (en) 1949-05-13 1949-05-13 Calculating machine
US241988A US2717733A (en) 1949-05-13 1951-08-15 Typewriter controlled calculator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92996A US2651457A (en) 1949-05-13 1949-05-13 Calculating machine

Publications (1)

Publication Number Publication Date
US2651457A true US2651457A (en) 1953-09-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
US92996A Expired - Lifetime US2651457A (en) 1949-05-13 1949-05-13 Calculating machine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198684A (en) * 1964-06-26 1980-04-15 Hewlett-Packard Company Electronic calculator with keyboard-controlled unary function capability
US4674039A (en) * 1984-10-09 1987-06-16 Chouery Farid A Method for determining whether a given value is included in an ordered table of values stored in a computer readable memory

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1902035A (en) * 1925-07-18 1933-03-21 Tabulating Machine Co Transfer mechanism
US2178064A (en) * 1932-07-12 1939-10-31 Ibm Sliding scale multiplying machine
US2202235A (en) * 1938-09-12 1940-05-28 Webster D Smith Air cooler and/or humidifier
US2302001A (en) * 1941-02-11 1942-11-17 Ibm Tens carry mechanism for totalizers
US2364758A (en) * 1944-12-12 Recording and computing machine
US2403005A (en) * 1939-11-24 1946-07-02 Ibm Typewriting calculating machine
US2419502A (en) * 1943-03-02 1947-04-22 Ncr Co Multiplying machine
GB600896A (en) * 1945-02-08 1948-04-21 British Tabulating Mach Co Ltd Improvements in or relating to calculating machines
US2486809A (en) * 1945-09-29 1949-11-01 Bell Telephone Labor Inc Biquinary system calculator
US2536951A (en) * 1945-12-21 1951-01-02 Ibm Record controlled multiplying machine

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2364758A (en) * 1944-12-12 Recording and computing machine
US1902035A (en) * 1925-07-18 1933-03-21 Tabulating Machine Co Transfer mechanism
US2178064A (en) * 1932-07-12 1939-10-31 Ibm Sliding scale multiplying machine
US2202235A (en) * 1938-09-12 1940-05-28 Webster D Smith Air cooler and/or humidifier
US2403005A (en) * 1939-11-24 1946-07-02 Ibm Typewriting calculating machine
US2302001A (en) * 1941-02-11 1942-11-17 Ibm Tens carry mechanism for totalizers
US2419502A (en) * 1943-03-02 1947-04-22 Ncr Co Multiplying machine
GB600896A (en) * 1945-02-08 1948-04-21 British Tabulating Mach Co Ltd Improvements in or relating to calculating machines
US2486809A (en) * 1945-09-29 1949-11-01 Bell Telephone Labor Inc Biquinary system calculator
US2536951A (en) * 1945-12-21 1951-01-02 Ibm Record controlled multiplying machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198684A (en) * 1964-06-26 1980-04-15 Hewlett-Packard Company Electronic calculator with keyboard-controlled unary function capability
US4674039A (en) * 1984-10-09 1987-06-16 Chouery Farid A Method for determining whether a given value is included in an ordered table of values stored in a computer readable memory

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