KR100816440B1 - 키입력 장치 - Google Patents
키입력 장치 Download PDFInfo
- Publication number
- KR100816440B1 KR100816440B1 KR1020060069912A KR20060069912A KR100816440B1 KR 100816440 B1 KR100816440 B1 KR 100816440B1 KR 1020060069912 A KR1020060069912 A KR 1020060069912A KR 20060069912 A KR20060069912 A KR 20060069912A KR 100816440 B1 KR100816440 B1 KR 100816440B1
- Authority
- KR
- South Korea
- Prior art keywords
- keypad
- input device
- key input
- dome switch
- lower layer
- 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 - Fee Related
Links
- 239000012788 optical film Substances 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 5
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- 229920000515 polycarbonate Polymers 0.000 claims description 4
- 239000004417 polycarbonate Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 229920002379 silicone rubber Polymers 0.000 abstract description 3
- 239000004945 silicone rubber Substances 0.000 abstract 1
- 239000010408 film Substances 0.000 description 14
- 239000002184 metal Substances 0.000 description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920001690 polydopamine Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
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- 238000002834 transmittance Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
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
- H01H13/704—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 characterised by the layers, e.g. by their material or structure
-
- 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
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/48—Snap-action arrangements depending upon deformation of elastic members using buckling of disc springs
-
- 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
- H01H13/83—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 characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/016—Protection layer, e.g. for legend, anti-scratch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/036—Light emitting elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/056—Diffuser; Uneven surface
Landscapes
- Push-Button Switches (AREA)
Abstract
Description
Claims (4)
- 다수의 키들을 서로 구분하기 위한 구분라인이 천공되어 있는 키패드, 상기 키패드의 아래에 배치되고, 상기 키패드로 가해지는 압력에 의해 상기 돔 스위치를 누르는 누름패드, 돔 스위치, 발광 수단으로 이루어진 키입력장치에 있어서,상기 누름 패드는,상기 키패드가 얹혀지는 상층부;상기 돔 스위치를 내리누르는 누름 돌기가 형성된 하층부; 및상기 상층부와 상기 하층부 사이에 형성되고 상기 상층부와 상기 하층부보다 단단한 재질로 이루어져서, 상기 누름 패드의 형상을 일정하게 유지시킴과 동시에, 상기 발광 수단에서 발생된 빛을 상기 키패드 쪽으로 유도하는 광학 필름;을 포함하는 키입력 장치.
- 제 1항에 있어서,상기 상층부 및 상기 하층부의 소재는 실리콘인 것을 특징으로 하는 키입력 장치.
- 제 2항에 있어서,상기 광학 필름에는 일정한 확산 패턴이 각인되어 있는 것을 특징으로 하는 키입력 장치.
- 제 1항 내지 제 3항 중 어느 한 항에 있어서,상기 광학 필름의 소재는 폴리카보네이트인 것을 특징으로 하는 키입력 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060069912A KR100816440B1 (ko) | 2006-07-25 | 2006-07-25 | 키입력 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060069912A KR100816440B1 (ko) | 2006-07-25 | 2006-07-25 | 키입력 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080010000A KR20080010000A (ko) | 2008-01-30 |
KR100816440B1 true KR100816440B1 (ko) | 2008-03-27 |
Family
ID=39222204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060069912A Expired - Fee Related KR100816440B1 (ko) | 2006-07-25 | 2006-07-25 | 키입력 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100816440B1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060003477A (ko) * | 2004-07-06 | 2006-01-11 | 주식회사 모센 | 휴대폰용 키패드 및 그 제조방법 |
KR20060021966A (ko) * | 2004-09-06 | 2006-03-09 | 디케이 유아이엘 주식회사 | 휴대 단말기용 키패드 및 그 제조방법 |
KR200425513Y1 (ko) | 2006-06-10 | 2006-09-13 | 주식회사 케이비에프 | 도광판을 이용한 휴대폰 키패드 발광조립체 |
KR20070016338A (ko) * | 2005-08-03 | 2007-02-08 | (주)케이디티 | 휴대폰 키패드 유니트 |
KR100692742B1 (ko) | 2005-05-13 | 2007-03-09 | 삼성전자주식회사 | 도광층을 갖는 키 패드 및 키 패드 어셈블리 |
-
2006
- 2006-07-25 KR KR1020060069912A patent/KR100816440B1/ko not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060003477A (ko) * | 2004-07-06 | 2006-01-11 | 주식회사 모센 | 휴대폰용 키패드 및 그 제조방법 |
KR20060021966A (ko) * | 2004-09-06 | 2006-03-09 | 디케이 유아이엘 주식회사 | 휴대 단말기용 키패드 및 그 제조방법 |
KR100692742B1 (ko) | 2005-05-13 | 2007-03-09 | 삼성전자주식회사 | 도광층을 갖는 키 패드 및 키 패드 어셈블리 |
KR20070016338A (ko) * | 2005-08-03 | 2007-02-08 | (주)케이디티 | 휴대폰 키패드 유니트 |
KR200425513Y1 (ko) | 2006-06-10 | 2006-09-13 | 주식회사 케이비에프 | 도광판을 이용한 휴대폰 키패드 발광조립체 |
Also Published As
Publication number | Publication date |
---|---|
KR20080010000A (ko) | 2008-01-30 |
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Legal Events
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20060725 |
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PA0201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
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Comment text: Notification of reason for refusal Patent event date: 20070914 Patent event code: PE09021S01D |
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PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20071217 |
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PG1501 | Laying open of application | ||
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20080318 Patent event code: PR07011E01D |
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PR1002 | Payment of registration fee |
Payment date: 20080318 End annual number: 3 Start annual number: 1 |
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PG1601 | Publication of registration | ||
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |