GB1164504A - Improvements in Calculating Machines - Google Patents

Improvements in Calculating Machines

Info

Publication number
GB1164504A
GB1164504A GB4014/67A GB401467A GB1164504A GB 1164504 A GB1164504 A GB 1164504A GB 4014/67 A GB4014/67 A GB 4014/67A GB 401467 A GB401467 A GB 401467A GB 1164504 A GB1164504 A GB 1164504A
Authority
GB
United Kingdom
Prior art keywords
rod
key
lever
operating key
cam
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
GB4014/67A
Other languages
English (en)
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.)
Unisys Corp
Original Assignee
Sperry Rand 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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of GB1164504A publication Critical patent/GB1164504A/en
Expired legal-status Critical Current

Links

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
    • G06C7/00—Input mechanisms
    • G06C7/10—Transfer mechanisms, e.g. transfer of a figure from a ten-key keyboard into the pin carriage

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Push-Button Switches (AREA)
GB4014/67A 1966-01-29 1967-01-26 Improvements in Calculating Machines Expired GB1164504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR47727A FR1474873A (fr) 1966-01-29 1966-01-29 Perfectionnements aux machines à calculer

Publications (1)

Publication Number Publication Date
GB1164504A true GB1164504A (en) 1969-09-17

Family

ID=8600078

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4014/67A Expired GB1164504A (en) 1966-01-29 1967-01-26 Improvements in Calculating Machines

Country Status (8)

Country Link
US (1) US3385519A (forum.php)
BE (1) BE693291A (forum.php)
CH (1) CH456201A (forum.php)
DE (1) DE1549345A1 (forum.php)
FR (1) FR1474873A (forum.php)
GB (1) GB1164504A (forum.php)
NL (1) NL6701185A (forum.php)
SE (1) SE326848B (forum.php)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS494956Y1 (forum.php) * 1969-02-06 1974-02-05
US3515857A (en) * 1969-03-26 1970-06-02 Addmaster Corp Stop pin carriage
US3565333A (en) * 1969-07-28 1971-02-23 Litton Business Systems Inc Pin carriage
US3752957A (en) * 1972-01-06 1973-08-14 Litton Business Systems Inc Business machines
CN114009169A (zh) * 2021-11-04 2022-02-08 曹友 一种环保树叶回收掩埋净化器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3156411A (en) * 1964-11-10 moevoy
US3055580A (en) * 1959-07-21 1962-09-25 Sperry Rand Corp Pin box stop and spring
US3053442A (en) * 1959-12-07 1962-09-11 Paillard Sa Movable stop devices for calculating machines
US3095143A (en) * 1961-09-25 1963-06-25 Addmaster Corp Calculating machine
US3312392A (en) * 1965-04-27 1967-04-04 Addmaster Corp Calculating machine

Also Published As

Publication number Publication date
SE326848B (forum.php) 1970-08-03
DE1549345A1 (de) 1971-12-30
US3385519A (en) 1968-05-28
FR1474873A (fr) 1967-03-31
CH456201A (de) 1968-05-15
NL6701185A (forum.php) 1967-07-31
BE693291A (forum.php) 1967-07-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PLNP Patent lapsed through nonpayment of renewal fees