GB2240782B - Housing for a portable communication device - Google Patents

Housing for a portable communication device

Info

Publication number
GB2240782B
GB2240782B GB9102919A GB9102919A GB2240782B GB 2240782 B GB2240782 B GB 2240782B GB 9102919 A GB9102919 A GB 9102919A GB 9102919 A GB9102919 A GB 9102919A GB 2240782 B GB2240782 B GB 2240782B
Authority
GB
United Kingdom
Prior art keywords
housing
communication device
portable communication
portable
communication
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 - Lifetime
Application number
GB9102919A
Other versions
GB9102919D0 (en
GB2240782A (en
Inventor
Hiroji Kitagawa
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.)
Kitagawa Industries Co Ltd
Original Assignee
Kitagawa Industries 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
Application filed by Kitagawa Industries Co Ltd filed Critical Kitagawa Industries Co Ltd
Publication of GB9102919D0 publication Critical patent/GB9102919D0/en
Publication of GB2240782A publication Critical patent/GB2240782A/en
Application granted granted Critical
Publication of GB2240782B publication Critical patent/GB2240782B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
    • H05K9/009—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising electro-conductive fibres, e.g. metal fibres, carbon fibres, metallised textile fibres, electro-conductive mesh, woven, non-woven mat, fleece, cross-linked

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Casings For Electric Apparatus (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9102919A 1990-02-13 1991-02-12 Housing for a portable communication device Expired - Lifetime GB2240782B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2031826A JPH03235398A (en) 1990-02-13 1990-02-13 Case for mobile body communication use

Publications (3)

Publication Number Publication Date
GB9102919D0 GB9102919D0 (en) 1991-03-27
GB2240782A GB2240782A (en) 1991-08-14
GB2240782B true GB2240782B (en) 1993-01-06

Family

ID=12341884

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9102919A Expired - Lifetime GB2240782B (en) 1990-02-13 1991-02-12 Housing for a portable communication device

Country Status (3)

Country Link
JP (1) JPH03235398A (en)
DE (2) DE4104038A1 (en)
GB (1) GB2240782B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2647589B2 (en) * 1992-01-27 1997-08-27 矢崎総業株式会社 Composite sheet for electromagnetic wave shielding
US6259896B1 (en) 1994-02-15 2001-07-10 Nokia Mobile Phones Limited Device for radio communication
FI930646A (en) * 1993-02-15 1994-08-16 Increa Oy radio device
IT1273282B (en) * 1994-04-01 1997-07-07 Sevenlife Sas Di Dallapasqua A ELECTROMAGNETIC EMISSIONS SCREEN IN CASES FOR PORTABLE TRANSCEIVERS
WO1997008926A2 (en) * 1995-08-31 1997-03-06 Siemens Aktiengesellschaft Method of manufacturing a housing with a shielding effect for radio equipment
WO1997008927A2 (en) * 1995-08-31 1997-03-06 Siemens Aktiengesellschaft Method of manufcturing a radio-housing part with a shielding effect
DE29619279U1 (en) * 1996-11-06 1996-12-19 Beckmann, Rolf, 80809 München Electrically heatable device
GB2360905A (en) * 2000-03-30 2001-10-03 Nokia Mobile Phones Ltd Portable electronic apparatus
JP3642029B2 (en) * 2001-02-06 2005-04-27 日本電気株式会社 Mobile phone
NO20014376L (en) * 2001-09-07 2003-03-10 Pe Dev As Method and apparatus for shielding from electromagnetic fields
DE202016007614U1 (en) * 2015-12-23 2018-03-13 Apple Inc. Housing with metallic inner surface layer

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987007559A1 (en) * 1986-06-06 1987-12-17 Hyperion Catalysis International, Inc. Novel carbon fibrils, method for producing same, and compositions containing same
GB2225327A (en) * 1988-11-04 1990-05-30 Kitagawa Ind Co Ltd A material for use in manufacturing a housing for electronic components
GB2226333A (en) * 1988-11-04 1990-06-27 Kitagawa Ind Co Ltd Metallic coated, carbon-fibre reinforced synthetic resin material for use in a housing for shielding electronic components from electromagnetic noise
GB2226825A (en) * 1988-12-12 1990-07-11 Kitagawa Ind Co Ltd A conductive spacer member for printed circuit boards

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60104160A (en) * 1983-11-11 1985-06-08 Asahi Chem Ind Co Ltd Thermoplastic resin composition

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987007559A1 (en) * 1986-06-06 1987-12-17 Hyperion Catalysis International, Inc. Novel carbon fibrils, method for producing same, and compositions containing same
GB2225327A (en) * 1988-11-04 1990-05-30 Kitagawa Ind Co Ltd A material for use in manufacturing a housing for electronic components
GB2226333A (en) * 1988-11-04 1990-06-27 Kitagawa Ind Co Ltd Metallic coated, carbon-fibre reinforced synthetic resin material for use in a housing for shielding electronic components from electromagnetic noise
GB2226825A (en) * 1988-12-12 1990-07-11 Kitagawa Ind Co Ltd A conductive spacer member for printed circuit boards

Also Published As

Publication number Publication date
DE9101511U1 (en) 1991-06-06
DE4104038A1 (en) 1991-08-14
GB9102919D0 (en) 1991-03-27
JPH03235398A (en) 1991-10-21
GB2240782A (en) 1991-08-14

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20110211