DE723639C - Knee lever snap device for electrical switches - Google Patents

Knee lever snap device for electrical switches

Info

Publication number
DE723639C
DE723639C DEM147903D DEM0147903D DE723639C DE 723639 C DE723639 C DE 723639C DE M147903 D DEM147903 D DE M147903D DE M0147903 D DEM0147903 D DE M0147903D DE 723639 C DE723639 C DE 723639C
Authority
DE
Germany
Prior art keywords
snap device
rocker
operating lever
pivot
electrical switches
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
Application number
DEM147903D
Other languages
German (de)
Inventor
Heinrich Morf
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.)
Rheinmetall Air Defence AG
Original Assignee
Werkzeugmaschinenfabrik Oerlikon Buhrle AG
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 Werkzeugmaschinenfabrik Oerlikon Buhrle AG filed Critical Werkzeugmaschinenfabrik Oerlikon Buhrle AG
Application granted granted Critical
Publication of DE723639C publication Critical patent/DE723639C/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
    • H01H21/02—Details
    • H01H21/18—Movable parts; Contacts mounted thereon
    • H01H21/36—Driving mechanisms
    • H01H21/40—Driving mechanisms having snap action
    • H01H21/42—Driving mechanisms having snap action produced by compression or extension of coil spring

Landscapes

  • Switches With Compound Operations (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (1)

Patentanspruch :Claim: Kniehebekchnappvorrichtung für elektrische Schalter mit drei Schaltstellungen, die eine mit einem Betätigungshebel fest verbundene und zwei Drehpunkte aufweisende Wippe besitzt, dadurch gekennzeichnet, daß die Wippe (2) in allen drei Schaltstellungen (I, II, III), denen je eine bestimmte Stellung des Betätigungshebels (1) entspricht, durch eine einzige, in der Mittelstellung (II) des Betätigungshebels (1) in Richtung der Mittelachse desselben wirkende Druckfeder (7) in den beiden Drehpunkten (3, 4) abgestützt ist und daß beim Drehen der Wippe (2) der eine Drehpunkt als Stütze dient und der andere Drehpunkt sich an einer eine Kreislinie um den ersten Drehpunkt bildenden Kurve entlang bewegt und als Anschlag dient.Knee lifting snap device for electric Switch with three switch positions, one of which is firmly connected to an operating lever and has two pivot points Has rocker, characterized in that the rocker (2) in all three switching positions (I, II, III), each of which has one corresponds to a certain position of the operating lever (1), by a single one in the middle position (II) of the operating lever (1) acting in the direction of the central axis of the same Compression spring (7) is supported in the two pivot points (3, 4) and that when turning the rocker (2) one pivot point serves as a support and the other pivot point is on a circular line around the first pivot forming curve moves along and serves as a stop.
DEM147903D 1940-05-07 1940-06-01 Knee lever snap device for electrical switches Expired DE723639C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH885299X 1940-05-07

Publications (1)

Publication Number Publication Date
DE723639C true DE723639C (en) 1942-08-07

Family

ID=4545233

Family Applications (1)

Application Number Title Priority Date Filing Date
DEM147903D Expired DE723639C (en) 1940-05-07 1940-06-01 Knee lever snap device for electrical switches

Country Status (3)

Country Link
CH (1) CH215498A (en)
DE (1) DE723639C (en)
FR (1) FR885299A (en)

Also Published As

Publication number Publication date
CH215498A (en) 1941-06-30
FR885299A (en) 1943-09-09

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