GB2102626B - Contact dimple pad - Google Patents
Contact dimple padInfo
- Publication number
- GB2102626B GB2102626B GB08122393A GB8122393A GB2102626B GB 2102626 B GB2102626 B GB 2102626B GB 08122393 A GB08122393 A GB 08122393A GB 8122393 A GB8122393 A GB 8122393A GB 2102626 B GB2102626 B GB 2102626B
- Authority
- GB
- United Kingdom
- Prior art keywords
- contact dimple
- dimple pad
- pad
- contact
- dimple
- 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
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
- H01H13/78—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 the contacts or the contact sites
- H01H13/785—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 the contacts or the contact sites characterised by the material of the contacts, e.g. conductive polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/021—Composite material
- H01H1/029—Composite material comprising conducting material dispersed in an elastic support or binding material
-
- 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
- H01H2201/00—Contacts
- H01H2201/022—Material
- H01H2201/032—Conductive polymer; Rubber
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/004—Collapsible dome or bubble
- H01H2215/008—Part of substrate or membrane
-
- 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
- H01H2239/00—Miscellaneous
- H01H2239/008—Static electricity considerations
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Push-Button Switches (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08122393A GB2102626B (en) | 1981-07-21 | 1981-07-21 | Contact dimple pad |
NZ20118682A NZ201186A (en) | 1981-07-21 | 1982-07-06 | Membrane push button switch array:conductive elastomeric pad screens contacts from electrostatic discharges |
AU86073/82A AU553429B2 (en) | 1981-07-21 | 1982-07-16 | Push-button switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08122393A GB2102626B (en) | 1981-07-21 | 1981-07-21 | Contact dimple pad |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2102626A GB2102626A (en) | 1983-02-02 |
GB2102626B true GB2102626B (en) | 1985-06-05 |
Family
ID=10523377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08122393A Expired GB2102626B (en) | 1981-07-21 | 1981-07-21 | Contact dimple pad |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU553429B2 (en) |
GB (1) | GB2102626B (en) |
NZ (1) | NZ201186A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU601417B2 (en) * | 1986-05-20 | 1990-09-13 | Alcatel Australia Limited | Improved keypad |
AU7035596A (en) * | 1995-11-13 | 1997-05-22 | Motorola, Inc. | Membrane shield |
FI100142B (en) * | 1995-12-14 | 1997-09-30 | Nokia Display Products Oy | Keyboard structure that reduces electromagnetic interference |
FI102119B (en) * | 1996-10-04 | 1998-10-15 | Nokia Mobile Phones Ltd | Keyboard arrangement and method for identifying printed pliers t |
DE10034771A1 (en) * | 2000-07-18 | 2002-01-31 | Mannesmann Vdo Ag | Switching device for an electrical device |
ATE538428T1 (en) * | 2005-10-05 | 2012-01-15 | Imerj Ltd | PORTABLE ELECTRONIC COMMUNICATION DEVICE WITH METAL KEYPAD |
-
1981
- 1981-07-21 GB GB08122393A patent/GB2102626B/en not_active Expired
-
1982
- 1982-07-06 NZ NZ20118682A patent/NZ201186A/en unknown
- 1982-07-16 AU AU86073/82A patent/AU553429B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
NZ201186A (en) | 1984-09-28 |
AU8607382A (en) | 1983-01-27 |
AU553429B2 (en) | 1986-07-17 |
GB2102626A (en) | 1983-02-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19940721 |