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US1979295A - Calculating machine - Google Patents

Calculating machine Download PDF

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Publication number
US1979295A
US1979295A US1979295DA US1979295A US 1979295 A US1979295 A US 1979295A US 1979295D A US1979295D A US 1979295DA US 1979295 A US1979295 A US 1979295A
Authority
US
United States
Prior art keywords
calculating machine
sundstrand
sheets
sheet
filed march
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
Publication date
Application granted granted Critical
Publication of US1979295A publication Critical patent/US1979295A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G06C7/08—Keyboards with one set of keys for all denominations, e.g. ten-key board
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C15/00—Computing mechanisms; Actuating devices therefor
    • G06C15/26—Devices for transfer between orders, e.g. tens transfer device

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Description

Nov. 6, 1934.
o. J. SUNDSTRAND 1,979,295
CALCULATING MACHINE Filed March 3, 1931 23 Sheets-Sheet l Nov. 6, 1934- o. .1. SUNDSTRAND CALCULATING MACHINE Filed March 3, 1931 25 Sheets-Sheet 2 1934- 0. .1. SUNDSTRAND CALCULATING MACHINE Filed March 3, 1931 23 Sheets-Sheet 3 MQQ . N 6, 1 3 o. J. SUNDSTRAND I 5 2 CALCULATING MACHINE Filed March 5, 1931 25 Sheets-Sheet 4 NOV. 6, 1934. O j SUNDSTRAND I 1,979,295
CALCULATING MACHINE F iled March 3, 1951 23 Sheets$heet 5 New. 6, 1934- 0. J, SUNDSTRAND CALCULATING MACHINE Filed March 3, 1951 25 Sheets-Sheet 6 NOV. 6, 1934. Q SUNDSTRAND 1,979,295
CALCULATING MACHINE Filed March 5, 1931 23 Sheets-Sheet 7 NOV.6,1934. QHLSUNDSTRAND L979295 CALCULATING MACHINE Filed March 5, 1951 25 Sheets-Sheet 8 030a? @ISundsb a/zzi.
Nov. 6, 1934- o. SUNDSTRAND CALCULATING MACHINE 23 Sheets-Sheet 10 Filed March 3, 1931 gwventoz Oscardsundsfiiznd.
mug Nb N 1934- o. J. SUNDSTRAND 1,979,295
CALCULATING MACHINE $94 llllllllllllllllllllll I g dttozwet:
NOW. 6, 1934- o. J. SUNDSTRAND CALCULATING MACHINE Filed March 3, 1931 23 Sheets-Sheet l3 3144x2144 or @SWWZSMSZM ml,
Nov. 6, 1934. o. J. SUNDSTRAND CALCULATING MACHINE Filed March 3, 1931 25 Sheets-Sheet l4 mm mww V W J d 27 A m a n d 3 H M w w U A mwfim ww W9? (MN m Om. w e
Nov. 6, 1934. o. .1. SUNDSTRAND' 1,979,295
CALCULAT ING MACHINE Filed March 3, 1931 23 Sheets-Sheet l5 Nov- 6, 193 o J. SUNDSTRAND 1,979,295
CALCULATING MACHINE ll llllll l NOV. 6, 1934. Q 1 S D N 1,979,295
CALCULATING MACHINE O. J. SUNDSTRAND CALCULATING MACHINE 23 Sheets-Sheet 18 Filed March 3, 1931 Nov. 6, 1934. o. J.' SUNDSTRAND CALCULATING MACHINE Filed March 3, 1951 23 Sheets-Sheet 19
US1979295D Calculating machine Expired - Lifetime US1979295A (en)

Publications (1)

Publication Number Publication Date
US1979295A true US1979295A (en) 1934-11-06

Family

ID=3426689

Family Applications (1)

Application Number Title Priority Date Filing Date
US1979295D Expired - Lifetime US1979295A (en) Calculating machine

Country Status (1)

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US (1) US1979295A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445225A (en) * 1948-07-13 Calculating machine
US2648497A (en) * 1953-08-11 Accumulator drive control

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445225A (en) * 1948-07-13 Calculating machine
US2648497A (en) * 1953-08-11 Accumulator drive control

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