DE2242255A1 - Schluesselfeldplatte - Google Patents
SchluesselfeldplatteInfo
- Publication number
- DE2242255A1 DE2242255A1 DE2242255A DE2242255A DE2242255A1 DE 2242255 A1 DE2242255 A1 DE 2242255A1 DE 2242255 A DE2242255 A DE 2242255A DE 2242255 A DE2242255 A DE 2242255A DE 2242255 A1 DE2242255 A1 DE 2242255A1
- Authority
- DE
- Germany
- Prior art keywords
- key field
- signals
- field plate
- key
- characters
- 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.)
- Pending
Links
- 239000004020 conductor Substances 0.000 claims description 37
- 239000011159 matrix material Substances 0.000 claims description 32
- 239000012528 membrane Substances 0.000 claims description 23
- 125000006850 spacer group Chemical group 0.000 claims description 11
- 239000000758 substrate Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 4
- 238000007639 printing Methods 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 2
- LFVLUOAHQIVABZ-UHFFFAOYSA-N Iodofenphos Chemical compound COP(=S)(OC)OC1=CC(Cl)=C(I)C=C1Cl LFVLUOAHQIVABZ-UHFFFAOYSA-N 0.000 claims 1
- 230000010354 integration Effects 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 238000001771 vacuum deposition Methods 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 241000656145 Thyrsites atun Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013479 data entry Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
- H03M11/20—Dynamic coding, i.e. by key scanning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2207/00—Connections
- H01H2207/004—Printed circuit tail
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2217/00—Facilitation of operation; Human engineering
- H01H2217/026—Pencil operated
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/002—Legends replaceable; adaptable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2225/00—Switch site location
- H01H2225/018—Consecutive operations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/012—Vacuum deposition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/002—Calculator, computer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/022—Telephone handset
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/05—Card, e.g. credit card
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/01—Miscellaneous combined with other elements on the same substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/026—Internal encoding, e.g. validity bit
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17587971A | 1971-08-30 | 1971-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2242255A1 true DE2242255A1 (de) | 1973-03-08 |
Family
ID=22642032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2242255A Pending DE2242255A1 (de) | 1971-08-30 | 1972-08-28 | Schluesselfeldplatte |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3743797A (enExample) |
| JP (1) | JPS4833727A (enExample) |
| AR (1) | AR202781A1 (enExample) |
| AU (1) | AU471677B2 (enExample) |
| BE (1) | BE787997A (enExample) |
| CA (1) | CA948557A (enExample) |
| DE (1) | DE2242255A1 (enExample) |
| FR (1) | FR2150941B1 (enExample) |
| GB (1) | GB1408297A (enExample) |
| IT (1) | IT965152B (enExample) |
| NL (1) | NL7211757A (enExample) |
| SE (1) | SE375637B (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3248631A1 (de) * | 1982-12-30 | 1984-07-12 | Wolfgang Schindler | Programmier-hilfsgeraet |
| DE3915645A1 (de) * | 1989-05-12 | 1990-11-15 | Mettler Toledo Albstadt Gmbh | Preisrechnende elektronische waage |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3911780A (en) * | 1972-07-17 | 1975-10-14 | Hammond Corp | Arpeggio keyboard |
| US3886335A (en) * | 1973-01-26 | 1975-05-27 | Ind Electronics Engineers Inc | Collated cable matrix switch |
| JPS5024770A (enExample) * | 1973-07-05 | 1975-03-17 | ||
| US3862382A (en) * | 1973-10-29 | 1975-01-21 | Chomerics Inc | Keyboards switch assembly with multilayer pattern contact means |
| US3860771A (en) * | 1973-10-29 | 1975-01-14 | Chomerics Inc | Keyboard switch assembly with dome shaped actuator having associated underlying contactor means |
| US4032729A (en) * | 1973-12-21 | 1977-06-28 | Rockwell International Corporation | Low profile keyboard switch having panel hinged actuators and cantilevered beam snap acting contacts |
| AT337275B (de) * | 1974-05-07 | 1977-06-27 | Preh Elektro Feinmechanik | Ultraschall-fernbedienungseinrichtung |
| US3987259A (en) * | 1975-06-12 | 1976-10-19 | Globe-Union Inc. | Membrane switch apparatus having sequential bridging contact arrangement |
| US4065649A (en) * | 1975-06-30 | 1977-12-27 | Lake Center Industries | Pressure sensitive matrix switch having apertured spacer with flexible double sided adhesive intermediate and channels optionally interposed between apertures |
| US4181964A (en) * | 1975-07-02 | 1980-01-01 | Texas Instruments Incorporated | Integrated electronics assembly on a plastic chassis |
| US4090045A (en) * | 1975-12-15 | 1978-05-16 | Marsh Products, Inc. | Keyboard strip switch assembly having multifurcated conductive screen contact with contact cleaning wiping-action |
| US4143253A (en) * | 1977-04-25 | 1979-03-06 | Amp Incorporated | Optically clear membrane switch |
| JPS54124439U (enExample) * | 1978-02-20 | 1979-08-31 | ||
| US4376239A (en) * | 1980-10-03 | 1983-03-08 | Allen-Bradley Company | Industrial membrane switch |
| JPS6034636U (ja) * | 1983-08-17 | 1985-03-09 | 三菱電機株式会社 | 多項目入力装置 |
| FR2580240B1 (fr) * | 1985-04-10 | 1987-07-10 | Citroen Maxime | Dispositif de regroupement constituant un clavier de contacteurs de commande d'equipements installes dans un vehicule automobile |
| USD348652S (en) | 1993-01-19 | 1994-07-12 | A-Dec, Inc. | Membrane switch control module |
| DE4397205T1 (de) * | 1993-02-03 | 1996-01-25 | A Dec Inc | Schalttafel mit einem abgedichteten Schalt-Tastenglied |
| US6680678B2 (en) * | 2001-02-07 | 2004-01-20 | Umax Data Systems, Inc. | Circuit layout arrangement for key switch signal recognition |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3290439A (en) * | 1963-04-29 | 1966-12-06 | Willcox | Data encoding keyboard |
| 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 |
| US3544987A (en) * | 1967-02-24 | 1970-12-01 | Renville H Mcmann Jr | Property protection alarm system |
| US3472974A (en) * | 1967-09-25 | 1969-10-14 | Automatic Elect Lab | Pushbutton switch activated by a slide with a plurality of toggle joints and cams |
| US3591749A (en) * | 1969-05-12 | 1971-07-06 | Singer Co | Printed circuit keyboard |
| US3600528A (en) * | 1969-09-25 | 1971-08-17 | Lematex Corp | Multiple switch construction |
| US3584162A (en) * | 1970-02-16 | 1971-06-08 | Ibm | Electrical keyboard switch mechanism with improved resilient diaphragm contact actuator |
| US3676615A (en) * | 1970-07-13 | 1972-07-11 | Ibm | Pushbutton keyboard switch array and associated printed circuit logic cards |
-
1971
- 1971-08-30 US US00175879A patent/US3743797A/en not_active Expired - Lifetime
-
1972
- 1972-03-09 CA CA136,677A patent/CA948557A/en not_active Expired
- 1972-08-21 SE SE7210840A patent/SE375637B/xx unknown
- 1972-08-24 GB GB3938372A patent/GB1408297A/en not_active Expired
- 1972-08-25 BE BE787997A patent/BE787997A/xx unknown
- 1972-08-25 AU AU45984/72A patent/AU471677B2/en not_active Expired
- 1972-08-28 AR AR243763A patent/AR202781A1/es active
- 1972-08-28 DE DE2242255A patent/DE2242255A1/de active Pending
- 1972-08-29 NL NL7211757A patent/NL7211757A/xx not_active Application Discontinuation
- 1972-08-29 FR FR7230655A patent/FR2150941B1/fr not_active Expired
- 1972-08-29 IT IT69769/72A patent/IT965152B/it active
- 1972-08-30 JP JP47086399A patent/JPS4833727A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3248631A1 (de) * | 1982-12-30 | 1984-07-12 | Wolfgang Schindler | Programmier-hilfsgeraet |
| DE3915645A1 (de) * | 1989-05-12 | 1990-11-15 | Mettler Toledo Albstadt Gmbh | Preisrechnende elektronische waage |
Also Published As
| Publication number | Publication date |
|---|---|
| SE375637B (enExample) | 1975-04-21 |
| AU4598472A (en) | 1974-02-28 |
| GB1408297A (en) | 1975-10-01 |
| CA948557A (en) | 1974-06-04 |
| AU471677B2 (en) | 1976-04-29 |
| FR2150941B1 (enExample) | 1976-08-13 |
| AR202781A1 (es) | 1975-07-24 |
| IT965152B (it) | 1974-01-31 |
| NL7211757A (enExample) | 1973-03-02 |
| BE787997A (fr) | 1972-12-18 |
| US3743797A (en) | 1973-07-03 |
| JPS4833727A (enExample) | 1973-05-12 |
| FR2150941A1 (enExample) | 1973-04-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| OHN | Withdrawal |