DE4022917C2 - - Google Patents

Info

Publication number
DE4022917C2
DE4022917C2 DE4022917A DE4022917A DE4022917C2 DE 4022917 C2 DE4022917 C2 DE 4022917C2 DE 4022917 A DE4022917 A DE 4022917A DE 4022917 A DE4022917 A DE 4022917A DE 4022917 C2 DE4022917 C2 DE 4022917C2
Authority
DE
Germany
Prior art keywords
bracket
bearing
button
noise
pivot
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
DE4022917A
Other languages
German (de)
English (en)
Other versions
DE4022917A1 (de
Inventor
Guenter 8500 Nuernberg De Buettner
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.)
TA Triumph Adler GmbH
Original Assignee
TA Triumph Adler 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 TA Triumph Adler GmbH filed Critical TA Triumph Adler GmbH
Priority to DE4022917A priority Critical patent/DE4022917A1/de
Priority to ITMI911568A priority patent/IT1248005B/it
Priority to GB9112816A priority patent/GB2246100A/en
Priority to US07/726,039 priority patent/US5350244A/en
Priority to SE9102143A priority patent/SE9102143L/
Priority to JP3167172A priority patent/JPH05341894A/ja
Priority to FR9109200A priority patent/FR2664854A1/fr
Publication of DE4022917A1 publication Critical patent/DE4022917A1/de
Application granted granted Critical
Publication of DE4022917C2 publication Critical patent/DE4022917C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/12—Push-buttons
    • H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/10—Sound-deadening devices embodied in machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/14—Construction of key levers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/16—Mounting or connecting key buttons on or to key levers

Landscapes

  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
DE4022917A 1990-07-19 1990-07-19 Tastatur fuer eine schreibmaschine o. dgl. Granted DE4022917A1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE4022917A DE4022917A1 (de) 1990-07-19 1990-07-19 Tastatur fuer eine schreibmaschine o. dgl.
ITMI911568A IT1248005B (it) 1990-07-19 1991-06-07 Tasteria per macchina da scrivere o simile
GB9112816A GB2246100A (en) 1990-07-19 1991-06-14 Supports for elongated keys in typewriter and like keyboards
US07/726,039 US5350244A (en) 1990-07-19 1991-07-05 Keyboard for typewriter and the like
SE9102143A SE9102143L (sv) 1990-07-19 1991-07-08 Tangentbord foer en skrivmaskin eller liknande
JP3167172A JPH05341894A (ja) 1990-07-19 1991-07-08 タイプライター等のためのキーボード
FR9109200A FR2664854A1 (fr) 1990-07-19 1991-07-19 Clavier pour une machine a ecrire ou analogue.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4022917A DE4022917A1 (de) 1990-07-19 1990-07-19 Tastatur fuer eine schreibmaschine o. dgl.

Publications (2)

Publication Number Publication Date
DE4022917A1 DE4022917A1 (de) 1992-01-23
DE4022917C2 true DE4022917C2 (enExample) 1992-05-21

Family

ID=6410562

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4022917A Granted DE4022917A1 (de) 1990-07-19 1990-07-19 Tastatur fuer eine schreibmaschine o. dgl.

Country Status (7)

Country Link
US (1) US5350244A (enExample)
JP (1) JPH05341894A (enExample)
DE (1) DE4022917A1 (enExample)
FR (1) FR2664854A1 (enExample)
GB (1) GB2246100A (enExample)
IT (1) IT1248005B (enExample)
SE (1) SE9102143L (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5552956A (en) * 1994-08-12 1996-09-03 Honeywell Inc. Electrical equipment housing with a movable door covering a keypad and having a pushbutton for operating a key when the keypad is covered by the door
US5669723A (en) * 1996-03-26 1997-09-23 Behavior Technical Computer Corp. Key assembly for computer keyboard
JP3968873B2 (ja) * 1998-06-18 2007-08-29 松下電器産業株式会社 押釦スイッチおよびこれを用いた入力装置
US6443644B1 (en) * 2000-03-17 2002-09-03 Minebea Co., Ltd. Spill resistant keyboard
TW465793U (en) * 2000-11-28 2001-11-21 Silitek Corp Improved structure of key cap with a balance rod
TW490051U (en) * 2001-03-22 2002-06-01 Kye Systems Corp Floating-axis type keystroke mechanism for an input apparatus
TWM323076U (en) * 2007-06-20 2007-12-01 Darfon Electronics Corp Key structure
US9324515B2 (en) 2012-08-06 2016-04-26 Synaptics Incorporated Touchsurface assembly utilizing magnetically enabled hinge
DE102018100609B3 (de) 2018-01-12 2019-06-19 Preh Gmbh Taster mit verbessertem Führungsbügel
CN112133582A (zh) * 2020-10-13 2020-12-25 肖健鹏 一种静音降噪效果好的键盘用平衡杆

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3623565A (en) * 1969-08-04 1971-11-30 Action Age Inc Recreational vehicle
US3720801A (en) * 1972-02-03 1973-03-13 Alps Electric Co Ltd Space key
US4010838A (en) * 1975-01-17 1977-03-08 Burroughs Corporation Spacer bar mechanism
JPS609653B2 (ja) * 1977-07-05 1985-03-12 太陽誘電株式会社 複合電気部品の製造方法
US4468145A (en) * 1982-03-18 1984-08-28 Oak Industries, Inc. Keyboard space bar stabilizer
US4384796A (en) * 1982-03-18 1983-05-24 Oak Industries Inc. Keyboard space bar stabilizer
US4412754A (en) * 1982-09-23 1983-11-01 Becton Dickinson And Company Space bar for low profile keyboards
JPS6028974U (ja) * 1983-08-03 1985-02-27 大同特殊鋼株式会社 溶接ワイヤ送給管
GB2154947A (en) * 1984-01-12 1985-09-18 Sinclair Res Ltd Key mechanism for a keyboard
DE8501144U1 (de) * 1985-01-18 1985-04-25 Triumph-Adler Aktiengesellschaft für Büro- und Informationstechnik, 8500 Nürnberg Parallelfuehrung fuer eine taste mit einem groesseren rechteckigen, quadratischen oder l-foermigen tastenknopf
US4771146A (en) * 1985-08-19 1988-09-13 Alps Electric Co., Ltd. Keyboard key top mounting structure
FR2606930B1 (fr) * 1986-11-14 1989-02-03 Radiotechnique Compelec Clavier avec une barre d'espacement a palonnier
ES2032507T3 (es) * 1987-08-24 1993-02-16 Siemens Nixdorf Informationssysteme Ag Tecla.
US5044785A (en) * 1990-06-18 1991-09-03 Eaton Corporation Bearing isolator
US5044784A (en) * 1990-07-31 1991-09-03 Eaton Corporation Bearing isolator

Also Published As

Publication number Publication date
DE4022917A1 (de) 1992-01-23
US5350244A (en) 1994-09-27
FR2664854A1 (fr) 1992-01-24
GB2246100A (en) 1992-01-22
SE9102143L (sv) 1992-01-20
GB9112816D0 (en) 1991-07-31
IT1248005B (it) 1995-01-05
JPH05341894A (ja) 1993-12-24
ITMI911568A0 (it) 1991-06-07
ITMI911568A1 (it) 1992-12-07
SE9102143D0 (sv) 1991-07-08

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee