GB2279915B - Method for the preparation of a key-top covering member for an internally-illuminated push-button switch - Google Patents
Method for the preparation of a key-top covering member for an internally-illuminated push-button switchInfo
- Publication number
- GB2279915B GB2279915B GB9314032A GB9314032A GB2279915B GB 2279915 B GB2279915 B GB 2279915B GB 9314032 A GB9314032 A GB 9314032A GB 9314032 A GB9314032 A GB 9314032A GB 2279915 B GB2279915 B GB 2279915B
- Authority
- GB
- United Kingdom
- Prior art keywords
- internally
- key
- preparation
- button switch
- covering member
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/02—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore of moulding techniques only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/24—Ablative recording, e.g. by burning marks; Spark recording
-
- 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
- H01H13/705—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 construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/009—Using laser
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/08—Deep drawing or matched-mould forming, i.e. using mechanical means only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2083/00—Use of polymers having silicon, with or without sulfur, nitrogen, oxygen, or carbon only, in the main chain, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/002—Coloured
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/46—Knobs or handles, push-buttons, grips
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
- H01H2009/187—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks having symbols engraved or printed by laser
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/002—Materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/044—Injection moulding
- H01H2229/046—Multi-colour or double shot injection moulding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/058—Curing or vulcanising of rubbers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Push-Button Switches (AREA)
- Manufacture Of Switches (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4059756A JP2657160B2 (en) | 1992-02-14 | 1992-02-14 | Method of manufacturing cover member for illuminated push button switch |
GB9314032A GB2279915B (en) | 1992-02-14 | 1993-07-07 | Method for the preparation of a key-top covering member for an internally-illuminated push-button switch |
DE4324625A DE4324625C2 (en) | 1992-02-14 | 1993-07-22 | Method of making a key cover for illuminated push button switches |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4059756A JP2657160B2 (en) | 1992-02-14 | 1992-02-14 | Method of manufacturing cover member for illuminated push button switch |
GB9314032A GB2279915B (en) | 1992-02-14 | 1993-07-07 | Method for the preparation of a key-top covering member for an internally-illuminated push-button switch |
DE4324625A DE4324625C2 (en) | 1992-02-14 | 1993-07-22 | Method of making a key cover for illuminated push button switches |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9314032D0 GB9314032D0 (en) | 1993-08-18 |
GB2279915A GB2279915A (en) | 1995-01-18 |
GB2279915B true GB2279915B (en) | 1996-06-19 |
Family
ID=27205367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9314032A Expired - Fee Related GB2279915B (en) | 1992-02-14 | 1993-07-07 | Method for the preparation of a key-top covering member for an internally-illuminated push-button switch |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2657160B2 (en) |
DE (1) | DE4324625C2 (en) |
GB (1) | GB2279915B (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08273473A (en) * | 1995-03-29 | 1996-10-18 | Shin Etsu Polymer Co Ltd | Luminous push button switch apparatus |
TW319875B (en) * | 1995-11-01 | 1997-11-11 | Fuji Polymertech Kk | |
GB2311748B (en) * | 1996-04-04 | 1999-10-06 | Dewhurst Plc | Improvements in or relating to indicating devices |
GB2313337A (en) * | 1996-05-22 | 1997-11-26 | Silitek Corp | Key switches and method for their manufacture. |
JPH10172378A (en) * | 1996-12-06 | 1998-06-26 | Polymertech Kk | Manufacture of color key pad for character illuminationtype rubber contact |
SE514041C2 (en) * | 1997-06-17 | 2000-12-18 | Silitek Corp | Method of making a hard rubber keypad |
ATE220001T1 (en) * | 1998-06-17 | 2002-07-15 | Kundisch Gmbh & Co Kg | THERMAL DRAWING TOOL FOR PLASTIC PLATES OR FILMS AND METHOD FOR THE PRODUCTION THEREOF |
DE19829866A1 (en) * | 1998-07-03 | 2000-01-05 | Silitek Corp | Process for preparing silicone rubber pushbuttons |
DE19949263A1 (en) * | 1999-10-13 | 2001-04-19 | Bayerische Motoren Werke Ag | Plastic component manufacturing process uses a single tool to produce a molded product from flat sheet |
JP3810237B2 (en) | 1999-11-19 | 2006-08-16 | 信越ポリマー株式会社 | Method for manufacturing key top member for pushbutton switch |
DE10210913C1 (en) * | 2002-03-04 | 2003-07-03 | Silcos Gmbh | Operating- and display panel component with illuminated symbol openings, has translucent covering which contains colored material |
US20040075190A1 (en) * | 2002-10-16 | 2004-04-22 | Ching-Lin Tai | Method for making melamine container with dual-side patterns |
US20040075189A1 (en) * | 2002-10-16 | 2004-04-22 | Ching-Lin Tai | Method for making dual-color melamine container |
DE10339842B4 (en) | 2003-08-29 | 2008-02-14 | Angell-Demmel Europe Gmbh | Method of making buttons, ornamental and instrument panels with fine symbolism and a button made by the method |
DE102008055695A1 (en) * | 2008-11-03 | 2010-05-06 | Fischer Automotive Systems Gmbh & Co. Kg | Illuminable control element |
TW201025383A (en) * | 2008-12-29 | 2010-07-01 | Ichia Tech Inc | Thin-type keycap structure, keypad structure comprising the same and method of making the same |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4959189A (en) * | 1988-09-26 | 1990-09-25 | E. I. Du Pont De Nemours And Company | Process for forming a composite structure of thermoplastic polymer and sheet molding compound |
JP2625566B2 (en) * | 1990-06-29 | 1997-07-02 | 信越ポリマー株式会社 | Manufacturing method of cover member for rubber illuminated switch |
JPH0770271B2 (en) * | 1990-07-05 | 1995-07-31 | 信越ポリマー株式会社 | Rubber cover member for push button switch and method of manufacturing the same |
-
1992
- 1992-02-14 JP JP4059756A patent/JP2657160B2/en not_active Expired - Lifetime
-
1993
- 1993-07-07 GB GB9314032A patent/GB2279915B/en not_active Expired - Fee Related
- 1993-07-22 DE DE4324625A patent/DE4324625C2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0644855A (en) | 1994-02-18 |
DE4324625A1 (en) | 1995-01-26 |
JP2657160B2 (en) | 1997-09-24 |
DE4324625C2 (en) | 1997-07-31 |
GB2279915A (en) | 1995-01-18 |
GB9314032D0 (en) | 1993-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20120707 |