[go: up one dir, main page]

AU2001237716A1 - Keypad including polyurethane resin, and apparatus and method for fabricating the same - Google Patents

Keypad including polyurethane resin, and apparatus and method for fabricating the same

Info

Publication number
AU2001237716A1
AU2001237716A1 AU2001237716A AU3771601A AU2001237716A1 AU 2001237716 A1 AU2001237716 A1 AU 2001237716A1 AU 2001237716 A AU2001237716 A AU 2001237716A AU 3771601 A AU3771601 A AU 3771601A AU 2001237716 A1 AU2001237716 A1 AU 2001237716A1
Authority
AU
Australia
Prior art keywords
fabricating
same
polyurethane resin
including polyurethane
keypad including
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.)
Abandoned
Application number
AU2001237716A
Inventor
Byung Kwan Min
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.)
Individual
Original Assignee
Individual
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 claimed from KR1020000006877A external-priority patent/KR20000030234A/en
Application filed by Individual filed Critical Individual
Publication of AU2001237716A1 publication Critical patent/AU2001237716A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
    • 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
    • B29C51/10—Forming by pressure difference, e.g. vacuum
    • 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
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/42—Heating or cooling
    • 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
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • B29C2035/1658—Cooling using gas
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
    • B29C2045/14213—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure deforming by gas or fluid pressure in the mould cavity
    • 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
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, 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
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3431—Telephones, Earphones
    • 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
    • B29L2031/466—Keypads, keytops
    • 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
    • B29L2031/727—Fastening elements
    • B29L2031/7282—Snap fasteners, clips, press-buttons
    • 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
    • H01H2219/00—Legends
    • H01H2219/002—Legends replaceable; adaptable
    • H01H2219/008—Adhesive
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/028—Printed information
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/044—Injection moulding
    • H01H2229/047—Preformed layer in mould
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/05—Forming; Half-punching
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Signal Processing (AREA)
  • Manufacture Of Switches (AREA)
  • Push-Button Switches (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Input From Keyboards Or The Like (AREA)
AU2001237716A 2000-02-14 2001-02-14 Keypad including polyurethane resin, and apparatus and method for fabricating the same Abandoned AU2001237716A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR1020000006877A KR20000030234A (en) 2000-02-14 2000-02-14 Urethane keypad for electronic device and fabricating method thereof
KR006877 2000-02-14
PCT/KR2001/000214 WO2001060028A2 (en) 2000-02-14 2001-02-14 Keypad including polyurethane resin, and apparatus and method for fabricating the same
KR10-2001-0007196A KR100381442B1 (en) 2000-02-14 2001-02-14 Keypad including poly urethane resin and fabricating apparatus thereof and fabricating method thereof
KR017196 2001-02-14

Publications (1)

Publication Number Publication Date
AU2001237716A1 true AU2001237716A1 (en) 2001-08-20

Family

ID=26637091

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001237716A Abandoned AU2001237716A1 (en) 2000-02-14 2001-02-14 Keypad including polyurethane resin, and apparatus and method for fabricating the same

Country Status (6)

Country Link
US (1) US20030012592A1 (en)
KR (1) KR100381442B1 (en)
CN (1) CN1209899C (en)
AU (1) AU2001237716A1 (en)
DE (1) DE10195555T1 (en)
WO (1) WO2001060028A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6731913B2 (en) * 2002-01-30 2004-05-04 Nokia Corporation Elastomeric enclosure
KR20040008297A (en) * 2002-07-18 2004-01-31 주식회사 소림 Method of manufacturing a key pad of cellular phone
US6999805B2 (en) * 2003-06-30 2006-02-14 Nokia Corporation Belt covering for a mobile station and method of using the same
US20060079305A1 (en) * 2004-02-19 2006-04-13 Nokia Corporation Mobile station cover and welding method
KR100604609B1 (en) 2005-03-11 2006-07-28 주식회사 신화엠에스 Method for manufacturing a keypad for a cellular phone and a keypad for a cellular phone manufactured thereby
KR100937006B1 (en) * 2008-01-10 2010-01-15 주식회사 하이디스 Keypad manufacturing mold and mold transfer device
KR101038950B1 (en) 2009-08-28 2011-06-03 김도엽 Mobile phone battery cover mold device made of PC
US9259884B2 (en) * 2013-05-16 2016-02-16 Blackberry Limited Method and apparatus pertaining to reversed thermoformed film

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2804670B2 (en) * 1992-02-27 1998-09-30 富士通株式会社 keyboard
US5391006A (en) * 1993-08-20 1995-02-21 Danziger; Paul Snap on ergonomic keycaps
JP3103833B2 (en) * 1994-08-10 2000-10-30 信越ポリマー株式会社 Illuminated pushbutton switch device
JP2863101B2 (en) * 1994-11-28 1999-03-03 東芝シリコーン株式会社 Integrated molded product of silicone rubber and resin, resin integrated keypad made of silicone rubber, and method of manufacturing the same
US5661279A (en) * 1995-10-26 1997-08-26 Sunarrow Co., Ltd. Pushbutton switch
US5734137A (en) * 1996-07-22 1998-03-31 Ericsson, Inc. Universal keypad assembly
JPH10116639A (en) * 1996-10-15 1998-05-06 Shin Etsu Polymer Co Ltd Thin type push-button switch member
KR19980033432U (en) * 1996-12-07 1998-09-05 김규식 Ice cream wrapping paper
JP2893445B2 (en) * 1997-02-18 1999-05-24 サンアロー株式会社 Illuminated key and method of manufacturing the same
US6677545B2 (en) * 1997-02-18 2004-01-13 Sunarrow Co., Ltd. Illumination key and method of manufacture
US5909021A (en) * 1997-08-19 1999-06-01 The Sas Group, Llc Keypads: Apparatus and methods of making
MY121337A (en) * 1997-10-14 2006-01-28 Shinetsu Polymer Co Method for forming pad character in push button switch and method for manufacturing cover member for push button switch
JP3034834B2 (en) * 1997-11-11 2000-04-17 ポリマテック株式会社 Keypad with hard resin key top
KR100275297B1 (en) * 1998-02-17 2000-12-15 양윤홍 The manufacture method of film forming keycap and silicon rubber combination keypad
MY123008A (en) * 1998-07-31 2006-05-31 Shinetsu Polymer Co Key top element, push button switch element and method for manufacturing same
US6388218B1 (en) * 1998-12-22 2002-05-14 Shin-Etsu Polymer Co. Ltd. Push button switch cover and method for manufacturing same
US6178619B1 (en) * 1999-02-12 2001-01-30 Fu-Chen Tai Assembling method for key board
US6451143B2 (en) * 1999-02-19 2002-09-17 Polymatech Co., Ltd. Method for manufacturing key pad with rigid resin key top
JP3661755B2 (en) * 1999-07-14 2005-06-22 信越化学工業株式会社 Coating agent and silicone rubber member
JP3971213B2 (en) * 2002-03-11 2007-09-05 アルプス電気株式会社 Keyboard input device
DE60324623D1 (en) * 2002-04-02 2008-12-24 Polymatech Co Ltd Streamable adhesive composition and buttons for pushbutton switches
US6734382B2 (en) * 2002-05-31 2004-05-11 Polymatech Co., Ltd. Indicator portion forming method for push switch and push switch having an indicator portion

Also Published As

Publication number Publication date
DE10195555T1 (en) 2003-02-20
WO2001060028A3 (en) 2001-12-27
CN1209899C (en) 2005-07-06
WO2001060028A2 (en) 2001-08-16
KR100381442B1 (en) 2003-04-26
US20030012592A1 (en) 2003-01-16
CN1411653A (en) 2003-04-16
KR20010082616A (en) 2001-08-30

Similar Documents

Publication Publication Date Title
AU2001296006A1 (en) Composite structure and method and apparatus for manufacture thereof
AU2002212112A1 (en) Profile composite component and method for the production thereof
IL152286A0 (en) Composite membrane and method for making the same
AU2001271842A1 (en) Tubular multilayer films, method and apparatus for preparing the same
AU1171401A (en) Adhesively secured frame assembly, and method and apparatus for fabricating the same
AU2002300415A1 (en) Flexible polyurethane foam, its production method and material system for its production
MXPA03007524A (en) Polyurethane elastomeric fiber and process for making the fiber.
HK1035547A1 (en) Polyurethane/polyurethane-urea resin and process for producing the same.
AU2001242817A1 (en) Photocurable composition, cured object, and process for producing the same
AU2001237716A1 (en) Keypad including polyurethane resin, and apparatus and method for fabricating the same
AU2001295681A1 (en) Composite material, method for making same and uses thereof
AU2821800A (en) Anti-tack bladder, anti-tack rubber and method for making and using same
AU2001289695A1 (en) Impregnate, method for the production and use thereof
AU2001272578A1 (en) Precalendering method, finishing method and apparatus for implementing the methods
AU2002223874A1 (en) Fabrication apparatus and method
AU2000239097A1 (en) Manufacturing apparatus and method
AU2001291288A1 (en) Webpad and method for using the same
AU5011000A (en) Gypsum wallboard core, and method and apparatus for making the same
AU2002361943A1 (en) A method and an aid, in particular for the visually impaired
HK1040667A1 (en) Rubber roller and method for making the same
AU2002233243A1 (en) Method for producing isocyanates
AU4645401A (en) Flat composite component and method for the production thereof
AU2002240845A1 (en) Foam laminate, method for production and use thereof
AU4235201A (en) Indentor and method for producing the same
AU2002215013A1 (en) Polyurethane, method for the production thereof and binding agent produced therefrom