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
Other languages
English (en)
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/ko
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)
  • Input From Keyboards Or The Like (AREA)
  • Push-Button Switches (AREA)
  • Moulds For Moulding Plastics 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
KR006877 2000-02-14
KR1020000006877A KR20000030234A (ko) 2000-02-14 2000-02-14 전자제품의 우레탄 키패드 및 그의 제조방법
KR017196 2001-02-14
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 (ko) 2000-02-14 2001-02-14 폴리우레탄 수지를 포함하는 키패드와 이를 제조하기 위한 장치 및 방법

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 (ko)
KR (1) KR100381442B1 (ko)
CN (1) CN1209899C (ko)
AU (1) AU2001237716A1 (ko)
DE (1) DE10195555T1 (ko)
WO (1) WO2001060028A2 (ko)

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 (ko) * 2002-07-18 2004-01-31 주식회사 소림 휴대폰용 키패드 제작방법
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 (ko) 2005-03-11 2006-07-28 주식회사 신화엠에스 휴대폰용 키패드의 제조방법 및 이에 의해 제조되는 휴대폰용 키패드
KR100937006B1 (ko) * 2008-01-10 2010-01-15 주식회사 하이디스 키패드 제작용 금형 및 그 금형이송장치
KR101038950B1 (ko) 2009-08-28 2011-06-03 김도엽 Ｐｃ 재질의 휴대폰 배터리 커버 금형장치
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 (ja) * 1992-02-27 1998-09-30 富士通株式会社 キーボード
US5391006A (en) * 1993-08-20 1995-02-21 Danziger; Paul Snap on ergonomic keycaps
JP3103833B2 (ja) * 1994-08-10 2000-10-30 信越ポリマー株式会社 照光式押釦スイッチ装置
JP2863101B2 (ja) * 1994-11-28 1999-03-03 東芝シリコーン株式会社 シリコーンゴムと樹脂の一体型成形品、シリコーンゴム製樹脂一体型キーパッドおよびその製造方法
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 (ja) * 1996-10-15 1998-05-06 Shin Etsu Polymer Co Ltd 薄型押釦スイッチ用部材
KR19980033432U (ko) * 1996-12-07 1998-09-05 김규식 아이스크림 포장지
US6677545B2 (en) * 1997-02-18 2004-01-13 Sunarrow Co., Ltd. Illumination key and method of manufacture
JP2893445B2 (ja) * 1997-02-18 1999-05-24 サンアロー株式会社 照光式キー及びその製造方法
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 (ja) * 1997-11-11 2000-04-17 ポリマテック株式会社 硬質樹脂キートップ付キーパッド
KR100275297B1 (ko) * 1998-02-17 2000-12-15 양윤홍 필름성형 키캡과 실리콘 고무 조합 키패드 제작방법
MY123008A (en) * 1998-07-31 2006-05-31 Shinetsu Polymer Co Key top element, push button switch element and method for manufacturing same
TW419687B (en) * 1998-12-22 2001-01-21 Shinetsu Polymer Co 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 (ja) * 1999-07-14 2005-06-22 信越化学工業株式会社 コーティング剤及びシリコーンゴム部材
JP3971213B2 (ja) * 2002-03-11 2007-09-05 アルプス電気株式会社 キーボード入力装置
EP1350826B1 (en) * 2002-04-02 2008-11-12 Polymatech Co., Ltd. Active energy ray-curing adhesive composition and keypad for push-button switch
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
WO2001060028A3 (en) 2001-12-27
WO2001060028A2 (en) 2001-08-16
CN1209899C (zh) 2005-07-06
KR100381442B1 (ko) 2003-04-26
KR20010082616A (ko) 2001-08-30
DE10195555T1 (de) 2003-02-20
US20030012592A1 (en) 2003-01-16
CN1411653A (zh) 2003-04-16

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