JPH0353871U - - Google Patents

Info

Publication number
JPH0353871U
JPH0353871U JP1989115456U JP11545689U JPH0353871U JP H0353871 U JPH0353871 U JP H0353871U JP 1989115456 U JP1989115456 U JP 1989115456U JP 11545689 U JP11545689 U JP 11545689U JP H0353871 U JPH0353871 U JP H0353871U
Authority
JP
Japan
Prior art keywords
circuit
circuit board
resist
board
film
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
JP1989115456U
Other languages
English (en)
Japanese (ja)
Other versions
JP2501702Y2 (ja
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 filed Critical
Priority to JP1989115456U priority Critical patent/JP2501702Y2/ja
Priority to US07/575,331 priority patent/US5111364A/en
Publication of JPH0353871U publication Critical patent/JPH0353871U/ja
Application granted granted Critical
Publication of JP2501702Y2 publication Critical patent/JP2501702Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/22—Secondary treatment of printed circuits
    • H05K3/28—Applying non-metallic protective coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2207/00—Connections
    • H01H2207/04—Details of printed conductors
    • H01H2207/044—Resist layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H01H2215/012—Positioning of individual dome
    • 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
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/03—Use of materials for the substrate
    • H05K1/0393—Flexible materials
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/01—Dielectrics
    • H05K2201/0183—Dielectric layers
    • H05K2201/0195—Dielectric or adhesive layers comprising a plurality of layers, e.g. in a multilayer structure
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09—Shape and layout
    • H05K2201/09818—Shape or layout details not covered by a single group of H05K2201/09009 - H05K2201/09809
    • H05K2201/09909—Special local insulating pattern, e.g. as dam around component
    • 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
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007—Types of components
    • H05K2201/10053—Switch
    • 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
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/05—Patterning and lithography; Masks; Details of resist
    • H05K2203/0562—Details of resist
    • H05K2203/0577—Double layer of resist having the same pattern
    • 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
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/05—Patterning and lithography; Masks; Details of resist
    • H05K2203/0562—Details of resist
    • H05K2203/0588—Second resist used as pattern over first resist
    • 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
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/4007—Surface contacts, e.g. bumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Non-Metallic Protective Coatings For Printed Circuits (AREA)
  • Mounting Of Printed Circuit Boards And The Like (AREA)
JP1989115456U 1989-09-28 1989-09-28 回路基板 Expired - Lifetime JP2501702Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989115456U JP2501702Y2 (ja) 1989-09-28 1989-09-28 回路基板
US07/575,331 US5111364A (en) 1989-09-28 1990-08-30 Impact resistant layer for a circuit board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989115456U JP2501702Y2 (ja) 1989-09-28 1989-09-28 回路基板

Publications (2)

Publication Number Publication Date
JPH0353871U true JPH0353871U (US07922777-20110412-C00004.png) 1991-05-24
JP2501702Y2 JP2501702Y2 (ja) 1996-06-19

Family

ID=14663003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989115456U Expired - Lifetime JP2501702Y2 (ja) 1989-09-28 1989-09-28 回路基板

Country Status (2)

Country Link
US (1) US5111364A (US07922777-20110412-C00004.png)
JP (1) JP2501702Y2 (US07922777-20110412-C00004.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06310839A (ja) * 1993-04-27 1994-11-04 Matsushita Electric Ind Co Ltd フレキシブル印刷回路板への電子部品の実装方法
US6079332A (en) * 1996-11-01 2000-06-27 The Ensign-Bickford Company Shock-resistant electronic circuit assembly
US6311621B1 (en) 1996-11-01 2001-11-06 The Ensign-Bickford Company Shock-resistant electronic circuit assembly
TW385891U (en) 1998-07-07 2000-03-21 Acer Peripherals Inc Water-proof keyboard
TW371501U (en) 1998-07-07 1999-10-01 Acer Comm & Multimedia Inc Keyboard structure
US6803865B2 (en) * 2001-08-14 2004-10-12 Hewlett-Packard Development Company, L.P. Spill-resistant keyboard

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0312990A (ja) * 1989-06-12 1991-01-21 Ibiden Co Ltd プリント配線板

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59175785A (ja) * 1983-03-26 1984-10-04 ソニー株式会社 配線基板
US4688020A (en) * 1984-05-14 1987-08-18 United States Data Corporation Reconfigurable keyboard
US4670351A (en) * 1986-02-12 1987-06-02 General Electric Company Flexible printed circuits, prepared by augmentation replacement process
JPS6320613A (ja) * 1986-07-15 1988-01-28 Brother Ind Ltd キ−ボ−ドにおけるオプシヨンキ−群の付加方法
US4961806A (en) * 1986-12-10 1990-10-09 Sanders Associates, Inc. Method of making a printed circuit
US4858071A (en) * 1987-02-24 1989-08-15 Nissan Motor Co., Ltd. Electronic circuit apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0312990A (ja) * 1989-06-12 1991-01-21 Ibiden Co Ltd プリント配線板

Also Published As

Publication number Publication date
JP2501702Y2 (ja) 1996-06-19
US5111364A (en) 1992-05-05

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term