DK123447B - Pressure switch for use in eg house telephone systems. - Google Patents

Pressure switch for use in eg house telephone systems.

Info

Publication number
DK123447B
DK123447B DK190468AA DK190468A DK123447B DK 123447 B DK123447 B DK 123447B DK 190468A A DK190468A A DK 190468AA DK 190468 A DK190468 A DK 190468A DK 123447 B DK123447 B DK 123447B
Authority
DK
Denmark
Prior art keywords
pressure switch
telephone systems
house telephone
house
systems
Prior art date
Application number
DK190468AA
Other languages
Danish (da)
Inventor
G Haage
J Hofer
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of DK123447B publication Critical patent/DK123447B/en

Links

Classifications

    • 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
    • H01H1/18—Contacts characterised by the manner in which co-operating contacts engage by abutting with subsequent sliding
    • 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
    • H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
    • H01H1/245—Spring wire contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
    • H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
    • H01H11/06—Fixing of contacts to carrier ; Fixing of contacts to insulating carrier
    • 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
    • H01H13/02—Details
    • 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
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/06—Hooks; Cradles
    • H04M1/08—Hooks; Cradles associated with switches operated by the weight of the receiver or hand-set
    • 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
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/02—Arrangements of circuit components or wiring on supporting structure
    • H05K7/06—Arrangements of circuit components or wiring on supporting structure on insulating boards, e.g. wiring harnesses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/34—Conductive members located under head of screw
DK190468AA 1967-04-28 1968-04-26 Pressure switch for use in eg house telephone systems. DK123447B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT406567A AT266970B (en) 1967-04-28 1967-04-28 Resilient electrical contact device

Publications (1)

Publication Number Publication Date
DK123447B true DK123447B (en) 1972-06-19

Family

ID=3559184

Family Applications (1)

Application Number Title Priority Date Filing Date
DK190468AA DK123447B (en) 1967-04-28 1968-04-26 Pressure switch for use in eg house telephone systems.

Country Status (9)

Country Link
US (1) US3560687A (en)
AT (1) AT266970B (en)
CH (1) CH477752A (en)
DE (1) DE1762199A1 (en)
DK (1) DK123447B (en)
ES (1) ES353274A1 (en)
NL (1) NL6805935A (en)
NO (1) NO121287B (en)
SE (1) SE331118B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1460021A (en) * 1973-01-24 1976-12-31 Gen Electric Co Ltd Electric switches
JPS574341Y2 (en) * 1976-02-27 1982-01-27
JPS594512Y2 (en) * 1979-04-19 1984-02-09 アルプス電気株式会社 push button mechanism
NL7906931A (en) * 1979-09-18 1981-03-20 Philips Nv PUSH-BUTTON SWITCH.
US4440992A (en) * 1982-03-03 1984-04-03 Amp Incorporated Low profile keyboard switch actuating assembly
US4678880A (en) * 1984-04-18 1987-07-07 Omron Tateisi Electronics Co. Keyboard switch
FR2634053B1 (en) * 1988-07-05 1995-06-09 Loire Electronique FIXING DEVICE FOR SWITCH

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2587458A (en) * 1949-08-25 1952-02-26 Bell Telephone Labor Inc Contact spring
US2747144A (en) * 1952-01-10 1956-05-22 Hartford Nat Bank & Trust Co Construction elements for contact banks in automatic telephone systems
DE1053573B (en) * 1957-04-17 1959-03-26 Siemens Ag Keypad for telecommunications, especially telephone systems
US3060784A (en) * 1959-07-17 1962-10-30 Wurlitzer Co Switch arrangement for electronic organs
US3330916A (en) * 1964-07-27 1967-07-11 Wurlitzer Co Bimetallic contact element for electronic musical instrument
GB1139756A (en) * 1965-04-28 1969-01-15 Ericsson Telefon Ab L M Electric contact mechanism

Also Published As

Publication number Publication date
NL6805935A (en) 1968-10-29
AT266970B (en) 1968-12-10
NO121287B (en) 1971-02-08
US3560687A (en) 1971-02-02
CH477752A (en) 1969-08-31
ES353274A1 (en) 1969-09-01
SE331118B (en) 1970-12-14
DE1762199A1 (en) 1970-04-30

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