IT945210B - Perfezionamento negli interruttori in particolare per segnalatori acu stici per autoveicoli - Google Patents

Perfezionamento negli interruttori in particolare per segnalatori acu stici per autoveicoli

Info

Publication number
IT945210B
IT945210B IT54438/71A IT5443871A IT945210B IT 945210 B IT945210 B IT 945210B IT 54438/71 A IT54438/71 A IT 54438/71A IT 5443871 A IT5443871 A IT 5443871A IT 945210 B IT945210 B IT 945210B
Authority
IT
Italy
Prior art keywords
bells
switches
improvement
motor vehicles
vehicles
Prior art date
Application number
IT54438/71A
Other languages
English (en)
Italian (it)
Original Assignee
Switches Inc
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 Switches Inc filed Critical Switches Inc
Application granted granted Critical
Publication of IT945210B publication Critical patent/IT945210B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/14—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for operation by a part of the human body other than the hand, e.g. by foot
    • H01H3/141—Cushion or mat switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H2001/145—Contacts characterised by the manner in which co-operating contacts engage by abutting by crossing each other, the cooperating contacts each having a contact making ridge perpendicular to each other
IT54438/71A 1970-12-01 1971-11-30 Perfezionamento negli interruttori in particolare per segnalatori acu stici per autoveicoli IT945210B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9424070A 1970-12-01 1970-12-01

Publications (1)

Publication Number Publication Date
IT945210B true IT945210B (it) 1973-05-10

Family

ID=22243951

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54438/71A IT945210B (it) 1970-12-01 1971-11-30 Perfezionamento negli interruttori in particolare per segnalatori acu stici per autoveicoli

Country Status (10)

Country Link
US (1) US3688065A (de)
JP (1) JPS5221191B1 (de)
AR (1) AR193363A1 (de)
AU (1) AU458842B2 (de)
BR (1) BR7107980D0 (de)
CA (1) CA1004714A (de)
DE (1) DE2159649C3 (de)
FR (1) FR2117224A5 (de)
GB (1) GB1337686A (de)
IT (1) IT945210B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5684279A (en) * 1995-09-12 1997-11-04 Key Tronic Corporation Computer keyboard with improved membrane keyswitch structure having deflection concentration feature

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US804389A (en) * 1904-01-22 1905-11-14 Alexander Dow Electric-circuit closer.
US1801551A (en) * 1926-02-25 1931-04-21 Inland Mfg Co Steering wheel and shaft assembly
US2227250A (en) * 1939-05-13 1940-12-31 American Hard Rubber Co Device for operating automobile horns
US2409483A (en) * 1944-01-24 1946-10-15 Gen Motors Corp Electric switch
US2749399A (en) * 1954-09-13 1956-06-05 Gen Motors Corp Steering wheel switch
US3209089A (en) * 1962-08-17 1965-09-28 Bryant Electric Co Miniature casing pressure operated switch with resilient contact spacer and short circuit prevention structure
US3246112A (en) * 1964-04-06 1966-04-12 Donald R Adams Polypropylene diaphragm assemblies
US3485974A (en) * 1968-05-20 1969-12-23 Switches Inc Momentary contact switches for control of accessory circuits

Also Published As

Publication number Publication date
AR193363A1 (es) 1973-04-23
BR7107980D0 (pt) 1973-03-29
GB1337686A (en) 1973-11-21
FR2117224A5 (de) 1972-07-21
US3688065A (en) 1972-08-29
CA1004714A (en) 1977-02-01
DE2159649C3 (de) 1974-12-05
DE2159649B2 (de) 1974-05-09
DE2159649A1 (de) 1972-06-08
AU3635771A (en) 1973-06-07
AU458842B2 (en) 1975-03-13
JPS5221191B1 (de) 1977-06-08

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