GB1358515A - Keyboard with key locking device - Google Patents

Keyboard with key locking device

Info

Publication number
GB1358515A
GB1358515A GB2429172A GB2429172A GB1358515A GB 1358515 A GB1358515 A GB 1358515A GB 2429172 A GB2429172 A GB 2429172A GB 2429172 A GB2429172 A GB 2429172A GB 1358515 A GB1358515 A GB 1358515A
Authority
GB
United Kingdom
Prior art keywords
keyboard
locking device
key locking
key
locking
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
GB2429172A
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.)
Digital Kienzle Computersysteme GmbH and Co KG
Original Assignee
Kienzle Apparate GmbH
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 Kienzle Apparate GmbH filed Critical Kienzle Apparate GmbH
Publication of GB1358515A publication Critical patent/GB1358515A/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
    • G06C7/04—Interlocking devices, e.g. between keys
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G5/00—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member
    • G05G5/06—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member for holding members in one or a limited number of definite positions only
    • G05G5/08—Interlocking of members, e.g. locking member in a particular position before or during the movement of another member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Input From Keyboards Or The Like (AREA)
GB2429172A 1971-05-27 1972-05-23 Keyboard with key locking device Expired GB1358515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712126286 DE2126286B2 (de) 1971-05-27 1971-05-27 Tastensperre

Publications (1)

Publication Number Publication Date
GB1358515A true GB1358515A (en) 1974-07-03

Family

ID=5809038

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2429172A Expired GB1358515A (en) 1971-05-27 1972-05-23 Keyboard with key locking device

Country Status (6)

Country Link
US (1) US3716695A (enExample)
CH (1) CH538735A (enExample)
DE (1) DE2126286B2 (enExample)
FR (1) FR2139054B3 (enExample)
GB (1) GB1358515A (enExample)
IT (1) IT958047B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2128532T3 (es) * 1994-02-23 1999-05-16 Microlite Sl Nueva suela para calzado.
US6012366A (en) 1996-11-13 2000-01-11 Itox Supply Co., Ltd. Slitting mechanism of a card cutting machine

Also Published As

Publication number Publication date
IT958047B (it) 1973-10-20
CH538735A (de) 1973-06-30
DE2126286B2 (de) 1972-05-25
US3716695A (en) 1973-02-13
FR2139054A1 (enExample) 1973-01-05
FR2139054B3 (enExample) 1975-08-08
DE2126286A1 (enExample) 1972-05-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees