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CA945190A - Electronic calculator having an improved cover interlock mechanism - Google Patents

Electronic calculator having an improved cover interlock mechanism

Info

Publication number
CA945190A
CA945190A CA117,835A CA117835A CA945190A CA 945190 A CA945190 A CA 945190A CA 117835 A CA117835 A CA 117835A CA 945190 A CA945190 A CA 945190A
Authority
CA
Canada
Prior art keywords
interlock mechanism
electronic calculator
improved cover
cover interlock
improved
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
CA117,835A
Other languages
English (en)
Other versions
CA117835S (en
Inventor
William A. Allen
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.)
SCM Corp
Original Assignee
SCM 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 SCM Corp filed Critical SCM Corp
Application granted granted Critical
Publication of CA945190A publication Critical patent/CA945190A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
    • G06F15/0216—Constructional details or arrangements
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2223/00—Casings
    • H01H2223/044—Protecting cover

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Human Computer Interaction (AREA)
  • Calculators And Similar Devices (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Power Sources (AREA)
CA117,835A 1970-08-19 1971-07-09 Electronic calculator having an improved cover interlock mechanism Expired CA945190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6511170A 1970-08-19 1970-08-19

Publications (1)

Publication Number Publication Date
CA945190A true CA945190A (en) 1974-04-09

Family

ID=22060405

Family Applications (1)

Application Number Title Priority Date Filing Date
CA117,835A Expired CA945190A (en) 1970-08-19 1971-07-09 Electronic calculator having an improved cover interlock mechanism

Country Status (8)

Country Link
US (1) US3622720A (de)
AR (1) AR197289A1 (de)
AU (1) AU3057871A (de)
CA (1) CA945190A (de)
CH (1) CH531754A (de)
DD (1) DD98384A5 (de)
DE (1) DE2131511A1 (de)
GB (1) GB1331169A (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1604627A (en) * 1977-10-03 1981-12-09 Jag Int Sales Ltd Door viewing devices
DE2815472A1 (de) * 1978-04-10 1979-10-18 Braun Ag Schutzhuelle
WO1980000885A1 (en) * 1978-10-23 1980-05-01 H Lowenthal Writing board
DE2846787B1 (de) * 1978-10-27 1979-08-30 Kienzle Apparate Gmbh Bedientisch fuer eine Datenverarbeitungsanlage
JPS6028990Y2 (ja) * 1980-02-27 1985-09-03 星電器製造株式会社 筆記具付卓上電子計算機
DE3119209A1 (de) * 1981-05-14 1982-12-09 Robert Bosch Gmbh, 7000 Stuttgart "tragbares mobiles datenterminal"
US4571456B1 (en) * 1982-10-18 1995-08-15 Grid Systems Corp Portable computer
US4742478A (en) * 1984-09-19 1988-05-03 Data General Corporation Housing for a portable computer
US5398023A (en) * 1990-08-27 1995-03-14 Motorola, Inc. Selective call receiver with flip-out display
JPH0664509B2 (ja) * 1992-01-09 1994-08-22 株式会社東芝 携帯型電子機器
US5350894A (en) * 1993-06-28 1994-09-27 Ford Motor Company Two piece switch assembly for members that move relative to one another in a fixed manner
US6256017B1 (en) * 1994-02-24 2001-07-03 Edward T. Bullister Collapsible keyboard and display mechanism for a computer system
DE19529454C1 (de) * 1995-08-10 1997-02-20 Ibm Eingabe von Daten mittels einer Tastatur und einem graphischen Dateneingabefeld
US6697055B1 (en) 1995-11-16 2004-02-24 Edward Bullister Multifunctional portable computing device with special housing
US6151012A (en) * 1995-11-16 2000-11-21 Bullister; Edward Multifunctional portable computing device with special housing
TW330757U (en) * 1997-04-08 1998-04-21 Inventec Corp Combined actuating device
US5949039A (en) * 1997-10-20 1999-09-07 Eastman Kodak Company Service door interlock
USD438868S1 (en) 1999-02-12 2001-03-13 Sony Corporation Keyboard cover
DE102004022959A1 (de) * 2004-05-10 2005-12-08 Siemens Ag Schutzeinrichtung
US7414830B2 (en) * 2005-03-23 2008-08-19 Marc Chase Weinstein Device having a slidable cover
EP1869537B1 (de) * 2005-03-23 2017-08-23 Marc Chase Weinstein Einrichtung mit verschiebbarer abdeckung
CN101326507B (zh) * 2005-12-09 2011-12-07 马克·魏因施泰因 用于一种装置的多板型滑动盖板
AU2008219354B2 (en) * 2007-09-19 2014-02-13 Viavi Solutions Inc. Anisotropic magnetic flakes
JP5046031B2 (ja) * 2008-01-16 2012-10-10 日本光電工業株式会社 自動体外式除細動器のスイッチ構造。

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800543A (en) * 1956-02-27 1957-07-23 Herzog Michael David Safety goggle switch actuator
US2921153A (en) * 1958-04-01 1960-01-12 Electrolux Ab Vacuum cleaner
DE1937333U (de) * 1966-03-08 1966-04-28 Olympia Werke Ag Einschaltsperre fuer kraftangetriebene schreib-, buchungs- oder aehnliche maschinen.
US3496316A (en) * 1968-09-17 1970-02-17 Amana Refrigeration Inc Start and stop switch actuating pushbuttons interlocked with a door

Also Published As

Publication number Publication date
US3622720A (en) 1971-11-23
DE2131511A1 (de) 1972-02-24
GB1331169A (en) 1973-09-26
DD98384A5 (de) 1973-06-12
CH531754A (de) 1972-12-15
AR197289A1 (es) 1974-03-29
AU3057871A (en) 1974-01-04

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