NL7107869A - - Google Patents

Info

Publication number
NL7107869A
NL7107869A NL7107869A NL7107869A NL7107869A NL 7107869 A NL7107869 A NL 7107869A NL 7107869 A NL7107869 A NL 7107869A NL 7107869 A NL7107869 A NL 7107869A NL 7107869 A NL7107869 A NL 7107869A
Authority
NL
Netherlands
Application number
NL7107869A
Other versions
NL164995C (nl
NL164995B (nl
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 filed Critical
Publication of NL7107869A publication Critical patent/NL7107869A/xx
Publication of NL164995B publication Critical patent/NL164995B/xx
Application granted granted Critical
Publication of NL164995C publication Critical patent/NL164995C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00—Layers
    • H01H2209/006—Force isolators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/016—Pressure reduction membrane; Spreader layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/05—Force concentrator; Actuating dimple
NL7107869.A 1970-06-30 1971-06-09 Geintegreerd toetsenbord. NL164995C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5128470A 1970-06-30 1970-06-30

Publications (3)

Publication Number Publication Date
NL7107869A true NL7107869A (enrdf_load_stackoverflow) 1972-01-03
NL164995B NL164995B (nl) 1980-09-15
NL164995C NL164995C (nl) 1981-02-16

Family

ID=21970358

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7107869.A NL164995C (nl) 1970-06-30 1971-06-09 Geintegreerd toetsenbord.

Country Status (15)

Country Link
US (1) US3693775A (enrdf_load_stackoverflow)
JP (1) JPS5250633B1 (enrdf_load_stackoverflow)
BE (1) BE766631R (enrdf_load_stackoverflow)
BR (1) BR7102016D0 (enrdf_load_stackoverflow)
CA (1) CA938969A (enrdf_load_stackoverflow)
DE (1) DE2130233C3 (enrdf_load_stackoverflow)
DK (1) DK134060B (enrdf_load_stackoverflow)
ES (1) ES392708A2 (enrdf_load_stackoverflow)
FI (1) FI59219C (enrdf_load_stackoverflow)
FR (1) FR2095555A6 (enrdf_load_stackoverflow)
GB (1) GB1304312A (enrdf_load_stackoverflow)
IT (1) IT988533B (enrdf_load_stackoverflow)
NL (1) NL164995C (enrdf_load_stackoverflow)
NO (1) NO133859C (enrdf_load_stackoverflow)
SE (1) SE369449B (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3908100A (en) * 1974-03-25 1975-09-23 Gen Signal Corp Touch blend smooth surface switch assembly
DE2540011C3 (de) * 1974-09-09 1979-08-23 Sharp K.K., Osaka (Japan) Elektronischer Rechner
US3955498A (en) * 1975-03-27 1976-05-11 Scott Thaddeus Leroy Electromagnetically actuated printer
US4057710A (en) * 1976-03-29 1977-11-08 Willmott Arthur S Keyboard assembly
US4086451A (en) * 1976-12-06 1978-04-25 Texas Instruments Incorporated Keyboard apparatus
JPS5633937Y2 (enrdf_load_stackoverflow) * 1978-04-10 1981-08-11
US4258096A (en) * 1978-11-09 1981-03-24 Sheldahl, Inc. Composite top membrane for flat panel switch arrays
US4520248A (en) * 1980-08-15 1985-05-28 Rogers Corporation Keyboard assembly
US4671688A (en) * 1985-10-02 1987-06-09 Honeywell Inc. Shielded keyboard
US4972753A (en) * 1987-12-21 1990-11-27 Yamaha Corporation Electronic musical instrument
US5286125A (en) * 1992-11-16 1994-02-15 Digiosia Antonio G Keyboard and key guide frame arrangement
AU6018494A (en) * 1993-05-21 1994-12-20 Arthur D. Little Enterprises, Inc. User-configurable control device
US5684279A (en) * 1995-09-12 1997-11-04 Key Tronic Corporation Computer keyboard with improved membrane keyswitch structure having deflection concentration feature
US6791480B1 (en) 1998-12-04 2004-09-14 Alan K. Uke Method of preventing and/or alleviating repetitive use injury to electronic computer keyboard operator
GB2346739B (en) * 1999-02-12 2002-12-18 Nokia Mobile Phones Ltd Keypad structure
WO2011138200A1 (en) * 2010-05-06 2011-11-10 Iee International Electronics & Engineering S.A. Input device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1165129B (enrdf_load_stackoverflow) * 1960-07-01
US3308253A (en) * 1965-03-25 1967-03-07 Ibm Diaphragm switch having a diaphragm supported on an incompressible layer and an elastomer overlaying the diaphragm
US3382338A (en) * 1966-04-26 1968-05-07 Ibm Pushbutton actuator for elastomeric switch
US3551616A (en) * 1969-01-15 1970-12-29 Ibm Multiple switch encoding device
US3560675A (en) * 1969-05-26 1971-02-02 Ibm Depressible diaphragm overlay switch for displays
US3584162A (en) * 1970-02-16 1971-06-08 Ibm Electrical keyboard switch mechanism with improved resilient diaphragm contact actuator

Also Published As

Publication number Publication date
NL164995C (nl) 1981-02-16
IT988533B (it) 1975-04-30
DE2130233A1 (de) 1972-01-05
FI59219B (fi) 1981-03-31
DE2130233B2 (de) 1973-04-12
FR2095555A6 (enrdf_load_stackoverflow) 1972-02-11
CA938969A (en) 1973-12-25
NO133859B (enrdf_load_stackoverflow) 1976-03-29
GB1304312A (enrdf_load_stackoverflow) 1973-01-24
DE2130233C3 (de) 1973-11-08
DK134060C (enrdf_load_stackoverflow) 1977-02-14
BR7102016D0 (pt) 1973-04-12
NL164995B (nl) 1980-09-15
JPS5250633B1 (enrdf_load_stackoverflow) 1977-12-26
DK134060B (da) 1976-09-06
US3693775A (en) 1972-09-26
SE369449B (enrdf_load_stackoverflow) 1974-08-26
FI59219C (fi) 1981-07-10
NO133859C (enrdf_load_stackoverflow) 1976-07-07
JPS471203A (enrdf_load_stackoverflow) 1972-01-21
BE766631R (fr) 1971-10-01
ES392708A2 (es) 1977-12-01

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee