CA2186789C - Clavier et touches ergonomiques - Google Patents

Clavier et touches ergonomiques Download PDF

Info

Publication number: CA2186789C
Authority: CA; Canada
Prior art keywords: key; layer; circuit; computer keyboard; sheet
Prior art date: 1996-09-30
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 - Fee Related

Application number

CA 2186789

Other languages

English (en)

Other versions

CA2186789A1 (fr

Inventor

David Macdonald

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.)

1996-09-30

Filing date

1996-09-30

Publication date

2006-01-31

1996-09-30 Application filed by Individual filed Critical Individual

1996-09-30 Priority to CA 2186789 priority Critical patent/CA2186789C/fr

1998-03-31 Publication of CA2186789A1 publication Critical patent/CA2186789A1/fr

2006-01-31 Application granted granted Critical

2006-01-31 Publication of CA2186789C publication Critical patent/CA2186789C/fr

2016-09-30 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000012528 membrane Substances 0.000 claims abstract description 46
239000010410 layer Substances 0.000 claims description 33
239000013536 elastomeric material Substances 0.000 claims description 9
125000006850 spacer group Chemical group 0.000 claims description 6
239000004020 conductor Substances 0.000 claims description 5
239000011241 protective layer Substances 0.000 claims description 5
239000011810 insulating material Substances 0.000 claims description 3
208000012514 Cumulative Trauma disease Diseases 0.000 abstract description 3
230000004913 activation Effects 0.000 abstract description 3
210000003746 feather Anatomy 0.000 abstract description 3
230000002093 peripheral effect Effects 0.000 description 4
230000003213 activating effect Effects 0.000 description 2
238000010276 construction Methods 0.000 description 2
230000035807 sensation Effects 0.000 description 2
208000027418 Wounds and injury Diseases 0.000 description 1
230000003044 adaptive effect Effects 0.000 description 1
238000003491 array Methods 0.000 description 1
230000000712 assembly Effects 0.000 description 1
238000000429 assembly Methods 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
230000006378 damage Effects 0.000 description 1
230000000994 depressogenic effect Effects 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000005057 finger movement Effects 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000000034 method Methods 0.000 description 1
239000003351 stiffener Substances 0.000 description 1

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
- 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
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2217/00—Facilitation of operation; Human engineering
- H01H2217/016—Pressure reduction membrane; Spreader layer
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2217/00—Facilitation of operation; Human engineering
- H01H2217/044—Repetitive strain injury [RSI] considerations

Landscapes

Push-Button Switches (AREA)
Input From Keyboards Or The Like (AREA)

CA 2186789 1996-09-30 1996-09-30 Clavier et touches ergonomiques Expired - Fee Related CA2186789C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 2186789 CA2186789C (fr)	1996-09-30	1996-09-30	Clavier et touches ergonomiques

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 2186789 CA2186789C (fr)	1996-09-30	1996-09-30	Clavier et touches ergonomiques

Publications (2)

Publication Number	Publication Date
CA2186789A1 CA2186789A1 (fr)	1998-03-31
CA2186789C true CA2186789C (fr)	2006-01-31

Family

ID=4158986

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2186789 Expired - Fee Related CA2186789C (fr)	1996-09-30	1996-09-30	Clavier et touches ergonomiques

Country Status (1)

Country	Link
CA (1)	CA2186789C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20230075496A1 (en) *	2021-09-08	2023-03-09	Illinois Tool Works Inc.	Electrical contact assembly

1996
- 1996-09-30 CA CA 2186789 patent/CA2186789C/fr not_active Expired - Fee Related

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20230075496A1 (en) *	2021-09-08	2023-03-09	Illinois Tool Works Inc.	Electrical contact assembly

Also Published As

Publication number	Publication date
CA2186789A1 (fr)	1998-03-31

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Legal Events

Date	Code	Title	Description
2003-07-18	EEER	Examination request
2010-09-30	MKLA	Lapsed