GB9314032D0 - 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 switch

Info

Publication number
GB9314032D0
GB9314032D0 GB939314032A GB9314032A GB9314032D0 GB 9314032 D0 GB9314032 D0 GB 9314032D0 GB 939314032 A GB939314032 A GB 939314032A GB 9314032 A GB9314032 A GB 9314032A GB 9314032 D0 GB9314032 D0 GB 9314032D0
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.)
Granted
Application number
GB939314032A
Other versions
GB2279915A (en
GB2279915B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical Co Ltd
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
Priority to JP4059756A priority Critical patent/JP2657160B2/en
Application filed by Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Priority to GB9314032A priority patent/GB2279915B/en
Priority to DE4324625A priority patent/DE4324625C2/en
Publication of GB9314032D0 publication Critical patent/GB9314032D0/en
Publication of GB2279915A publication Critical patent/GB2279915A/en
Application granted granted Critical
Publication of GB2279915B publication Critical patent/GB2279915B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
GB9314032A 1992-02-14 1993-07-07 Method for the preparation of a key-top covering member for an internally-illuminated push-button switch Expired - Fee Related GB2279915B (en)

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 true GB9314032D0 (en) 1993-08-18
GB2279915A GB2279915A (en) 1995-01-18
GB2279915B 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)

* Cited by examiner, † Cited by third party
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
US5700984A (en) * 1996-05-22 1997-12-23 Silitek Corporation Method of fabricating key switches and the product thereof
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
DE59901903D1 (en) * 1998-06-17 2002-08-08 Kundisch Gmbh & Co Kg Thermoforming tool for plastic sheets or foils and process for their production
GB2338922A (en) * 1998-07-03 2000-01-12 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
GB2279915A (en) 1995-01-18
DE4324625A1 (en) 1995-01-26
GB2279915B (en) 1996-06-19
JPH0644855A (en) 1994-02-18
DE4324625C2 (en) 1997-07-31
JP2657160B2 (en) 1997-09-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120707