DK145248B - CONTACT INTERIOR - Google Patents

CONTACT INTERIOR Download PDF

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Publication number
DK145248B
DK145248B DK190277AA DK190277A DK145248B DK 145248 B DK145248 B DK 145248B DK 190277A A DK190277A A DK 190277AA DK 190277 A DK190277 A DK 190277A DK 145248 B DK145248 B DK 145248B
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DK
Denmark
Prior art keywords
contact
springs
camshaft
contact springs
plates
Prior art date
Application number
DK190277AA
Other languages
Danish (da)
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DK145248C (en
DK190277A (en
Inventor
B L Lindman
Original Assignee
Ericsson Telefon Ab L M
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Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of DK190277A publication Critical patent/DK190277A/en
Publication of DK145248B publication Critical patent/DK145248B/en
Application granted granted Critical
Publication of DK145248C publication Critical patent/DK145248C/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
    • H01H19/60—Angularly-movable actuating part carrying no contacts
    • H01H19/62—Contacts actuated by radial cams
    • 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
    • H01H1/26—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting with spring blade support

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)
  • Valve Device For Special Equipments (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Contacts (AREA)

Description

(19) DANMARK (w)(19) DENMARK (w)

(12) FREMLÆGGELSESSKRIFT (n, 145248 B(12) SUBMISSION WRITING (n, 145248 B

DIREKTORATET FOR PATENT- OG VAREMÆRKEVÆSENETDIRECTORATE OF THE PATENT AND TRADEMARKET SYSTEM

(21) Ansøgning nr. 19°2/77 (51) Intel.® H 01 H 19/62 (22) Indleveringsdag 2. maj 1977 (24) Løbedag 2. maj 1977 (41) Aim. tilgængelig 4·· nov. 1977 (44) Fremlagt 11. okt. 1982 (86) International ansøgning nr. ~ (86) International indleveringsdag (85) Videreførelsesdag - (62) Stamansøgning nr. -(21) Application No. 19 ° 2/77 (51) Intel.® H 01 H 19/62 (22) Filing Day May 2, 1977 (24) Running Day May 2, 1977 (41) Aim. available 4 ·· Nov. 1977 (44) Submitted Oct 11 1982 (86) International Application No. ~ (86) International Filing Day (85) Continuation Day - (62) Stock Application No. -

(30) Prioritet 5- maj 1976, 7605033a SE(30) Priority May 5, 1976, 7605033a SE

(71) Ansøger TELEFONAKTIEBOLAGET L M ERICSSON, S-126 25 Stockholm, SE.(71) Applicant TELEPHONE SHARE COMPANY L M ERICSSON, S-126 25 Stockholm, SE.

(72) Opfinder Boerje Lennart Lindman, SE.(72) Inventor Boerje Lennart Lindman, SE.

(74) Fuldmægtig Ingeniørfirmaet Budde, Schou & Co.(74) Associate Engineering Company Budde, Schou & Co.

(54) Kontakt indretning.(54) Contact device.

Den foreliggende opfindelse angår en kontaktindretning omfattende et antal bevægelige kontaktfjedre, et antal faste kontaktplader og en knastaksel, som påvirker de bevægelige kontaktfjedre.The present invention relates to a contact device comprising a plurality of movable contact springs, a plurality of fixed contact plates, and a camshaft affecting the movable contact springs.

I telefoniteknikken har man længe i høj grad haft brug for en miniaturiseret fjedergruppe. En sådan bør være tilpasset til kredsløbskortmontage og desuden være fleksibel med henblik på at muliggøre forskellige elektriske funktioner, og i forbindelse med visse an-qq vendelser bør den have lav aktiveringskraft. Andre ønskemål er, at 30 kontaktfjedrene ikke skal behøve at justeres efter monteringen, at kontakttrykket ikke skal være afhængigt af den forudgående bukning JTi af kontaktfjedrene, at konstruktionen skal muliggøre god ventilation for at reducere risikoen for tilsmudsning af kontakterne, og at kon-taktafstandene mellem kontaktfjedrene og kontaktpladerne skal være *In the telephony technology, a miniaturized spring group has long been needed. Such should be adapted to circuit board mounting and additionally be flexible to enable various electrical functions, and in certain applications it should have low activation power. Other requirements are that the contact springs do not need to be adjusted after mounting, that the contact pressure must not be dependent on the prior bending JTi of the contact springs, that the design must allow good ventilation to reduce the risk of contamination of the contacts and that the contact distances between the contact springs and contact plates must be *

OISLAND

145248 2 veldefinerede, således at fornøden sikkerhed opnås ved igangsætning og afslutning af ønskede kontaktfunktioner.145248 2 well-defined, so that the required safety is achieved by starting and completing the desired contact functions.

Det er opfindelsens formål at tilvejebringe en kontaktindretning, som opfylder de i det foregående omtalte ønsker, og dette formål foreslås opnået ved hjælp af en kontaktindretning, som er ejendommelig ved de i krav 1 angivne træk.It is the object of the invention to provide a contact device which meets the above-mentioned wishes and this object is proposed to be achieved by means of a contact device which is characterized by the features of claim 1.

Opfindelsen vil i det følgende blive forklaret under henvisning til tegningen, som viser en udførelsesform for kontaktindretningen ifølge opfindelsen, idet fig. 1 viser en kontaktfjederenhed, set ovenfra, fig. 2 den i fig. 1 viste kontaktfjederenhed fra siden, fig. 3 en kontaktpladeenhed ovenfra, fig. 4 den i fig. 3 viste kontaktpladeenhed fra siden, fig. 5 et mellemlæg ovenfra, fig. 6 det i fig. 5 viste mellemlæg fra siden, fig. 7 kontaktindretningen ovenfra, fig. 8 et snit efter linien A-A i fig. 7, fig. 9 et snit efter linien B-B i fig. 7, og fig. 10 et snit efter linien C-C i fig. 7.The invention will be explained in the following with reference to the drawing which shows an embodiment of the contact device according to the invention, fig. 1 is a top view of a contact spring assembly; FIG. 2 is the one shown in FIG. 1 is a side view of the spring contact assembly; FIG. 3 is a top view of a contact plate assembly; FIG. 4 is the one shown in FIG. 3, side plate assembly shown in FIG. 5 is a plan view from above; FIG. 6 shows the embodiment of FIG. 5 is a side elevational view, FIG. 7 is a top view of the contact device; FIG. 8 is a section along line A-A of FIG. 7, FIG. 9 is a sectional view taken along line B-B of FIG. 7, and FIG. 10 is a sectional view taken along the line C-C of FIG. 7th

Enkelthederne i fig. 1, 2, 3, 4, 5, 6 og 7 er vist i målestoksforholdet 2:1, mens enkelthederne i fig. 8, 9 og 10 er vist i målestoksforholdet 5:1.The details of FIG. 1, 2, 3, 4, 5, 6 and 7 are shown in the 2: 1 scale, while the details of FIG. 8, 9 and 10 are shown in the 5: 1 scale.

En i fig. 1 vist kontaktfjederenhed består af et plastlegeme 10, til hvilken fire indbyrdes isolerede kontaktfjedre 11, 12, 13 og 14 er fastgjort. Hver enkelt af disse bevægelige kontaktfjedre, f.eks. kontaktfjederen 11, har en kontaktende, som er opslidset i to langstrakte, smalle dele 111 og 112, i hvis ender der findes kontaktstykker 1111, henholdsvis 1121, samt en bukket tilslutningsende 113, se også fig. 2. Kontaktfjederen er på forhånd bukket relativt nær ved legemet 10, så at kontaktenden 111-112 i hvilestilling danner en vinkel på ca. 8° med den i legemet 10 befæstede del af fjederen.One in FIG. 1 contact spring assembly consists of a plastic body 10 to which four mutually insulated contact springs 11, 12, 13 and 14 are attached. Each of these movable contact springs, e.g. the contact spring 11 has a contact end which is slit into two elongated, narrow parts 111 and 112, at whose ends there are contact pieces 1111 and 1121, respectively, as well as a curved connection end 113, see also fig. 2. The contact spring is pre-bent relatively close to the body 10, so that the contact end 111-112 in a resting position forms an angle of approx. 8 ° with the part of the spring attached to the body 10.

En kontaktpladeenhed består som vist i fig. 3 af et plastlegeme 30, i hvilken fire indbyrdes isolerede kontaktplader 31, 32, 33 og 34 er indsat. Hver enkelt af disse faste kontaktplader, f.eks. pladen 31 består af en plan del, som er fastgjort til legemet 30, og på hvilken del et kontaktstykke 311 er anbragt, samt af en bukket tilslutningsende 312, se også fig. 4.A contact plate assembly consists as shown in FIG. 3 of a plastic body 30 into which four mutually insulated contact plates 31, 32, 33 and 34 are inserted. Each of these fixed contact plates, e.g. the plate 31 consists of a flat part which is attached to the body 30, on which part a contact piece 311 is arranged, and of a bent connecting end 312, see also fig. 4th

145248 3145248 3

Et i fig. 5 vist mellemlæg har en sammeholdende ribbe 50, fra hvilket fem støtteorganer 51, 52, 53, 54 og 55 udgår. Tre af disse støtteorganer, nemlig organerne 51, 53 og 55, bærer på deres ender lejeorganer 511, 531 og 551, som er udformet med en udsparing med halvcirkelformet bund 512, se fig. 6.One in FIG. 5 has a same holding rib 50 from which five supporting members 51, 52, 53, 54 and 55 are removed. Three of these supporting members, namely the members 51, 53 and 55, carry on their ends bearing members 511, 531 and 551 which are formed with a recess with semicircular base 512, see fig. 6th

Det ydre af en kontaktindretning ifølge opfindelsen fremgår af fig. 7. Tilslutningsender 113, 123, 133 og 143 fra en første kontaktfjederenhed og tilslutningsender 713, 723, 733 og 743 fra en anden kontaktfjederenhed rager ud fra en kappe 70 til venstre i figuren. Udfra kappen 70 rager til højre i figuren tilslutningsender 312, 322, 332 og 342 fra en første kontaktplade og tilslutningsender 712, 722, 732 og 742 fra en anden kontaktplade. Ud fra kappen rager desuden enderne af en knastaksel 71, hviS ene ende er udformet med to 7ii og 719 m mekanisk påvirkning af knastakselen, og hvis anden ende er udformet med et stop 714 til begrænsning af knastakselen 71's drejningsbevægelse.The exterior of a contact device according to the invention is shown in FIG. 7. Connection ends 113, 123, 133 and 143 from a first contact spring unit and connection ends 713, 723, 733 and 743 from a second contact spring unit extend from a jacket 70 to the left of the figure. From the jacket 70, in the right in the figure, connection ends 312, 322, 332 and 342 from a first contact plate and connection ends 712, 722, 732 and 742 from a second contact plate protrude. Also projected from the sheath are the ends of a camshaft 71, one end of which is formed with two 7ii and 719 m mechanical actuation of the camshaft, and the other end of which is formed with a stop 714 for limiting the pivotal movement of the camshaft 71.

Af det i fig. 8 viste snit efter linien A-A i fig. 7 ses kappen 70, kontaktpladerne 31, 32, 33 og 34 i den første kontakt-pladeenhed, kontaktpladerne 31', 32', 33' og 34' i den anden kontakt-pladeenhed, kontaktfjedrene 11, 12, 13 og 14 i den første kontakt-fjederenhed, kontaktfjedrene 11', 12', 13' og 14' i den anden kontakt-fjederenhed samt den mellem de to kontaktfjederenheder beliggende knastaksel 71 med tappene 711 og 712 og med to forskellige kurveformer, nemlig en kurveform 81 for kontaktparrene 11-31, 12- 32, 11'-31' og 12'-32' samt en kurveform 82 for kontaktparrene 13- 33, 14-34, 13'-33' og 14'-34'. Kontaktfjedrene 11', 12', 13', 14' er på samme måde som 11, 12, 13, 14 på forhånd bukkede nær legemet, således at kontaktfjedrene i de to kontaktfjederenheder er noget bøjede mod hinanden i deres ender uden mekanisk forspænding i kontaktfjedrenes upåvirkede tilstand. Det fremgår af figuren, hvorledes knastakselen 71 ligger lejret i mellemlæggets lejeorganer 511, 531 og 551. Knastakselen og kontaktpladen er beliggende på hver sin side af de tihørende kontaktfjedre. Knastakselen indtager i fig. 8 en sådan stilling, at kontakten er sluttet mellem kontaktorganerne over kurveformen 81 for fjedrene 11, 11', 12 og 12' og under kurveformen 82 for fjedrene 13, 13' 14 og 14', men derimod afbrudt mellem kontaktorganerne under kurveformen 81 og over kurveformen 82. Kontaktfjedrene i hver kontaktfjederenhed og kontaktpladerne i hver kontaktpladeenhed ligger hovedsagelig i samme plan.Of the embodiment shown in FIG. 8 along line A-A in FIG. 7, the jacket 70, the contact plates 31, 32, 33 and 34 in the first contact plate unit, the contact plates 31 ', 32', 33 'and 34' in the second contact plate unit, the contact springs 11, 12, 13 and 14 in the first contact spring unit, contact springs 11 ', 12', 13 'and 14' in the second contact spring unit and the camshaft 71 located between the two contact spring units with the pins 711 and 712 and with two different waveforms, namely a waveform 81 for the contact pairs 11- 31, 12-32, 11'-31 'and 12'-32', and a waveform 82 for the contact pairs 13- 33, 14-34, 13'-33 'and 14'-34'. The contact springs 11 ', 12', 13 ', 14' are bent in the same way as 11, 12, 13, 14 in advance near the body, so that the contact springs in the two contact spring units are slightly bent at each other at their ends without mechanical bias in the contact springs. unaffected state. The figure shows how the camshaft 71 is housed in the bearing members 511, 531 and 551. The camshaft and contact plate are located on either side of the associated contact springs. The camshaft engages in FIG. 8 in such a position that the contact is closed between the contact means over the waveform 81 for the springs 11, 11 ', 12 and 12' and below the waveform 82 for the springs 13, 13 '14 and 14', but on the contrary interrupted between the contact members under the waveform 81 and above waveform 82. The contact springs in each contact spring assembly and the contact plates in each contact plate assembly are substantially in the same plane.

145248 4145248 4

Af det i fig. 9 viste snit efter linien B-B i fig. 7 ses kappen 70, den første kontaktpladeenhed med kontaktpladerne 31-34, den anden kontaktpladeenhed med kontaktpladerne 31'-34', mellemlæggets støtteorganer 51-55, kontaktfjedre 111-112 og 141-142 i den første kontaktfjederenhed samt kontaktfjedre 111'-112' og 141'-142' i den anden kontaktfjederenhed.Of the embodiment shown in FIG. 9 along the line B-B in FIG. 7, the jacket 70, the first contact plate unit with the contact plates 31-34, the second contact plate unit with the contact plates 31'-34 ', the intermediate support members 51-55, the contact springs 111-112 and 141-142 in the first contact spring unit and contact springs 111'-112' and 141'-142 'in the second contact spring assembly.

Af det i fig. 10 viste snit efter linien C-C i fig. 7 ses kappen 70, den første kontaktfjederenhed med legemet 10, kontaktfjederen 11, den bukkede tilslutningsende 113 og kontaktstykket 1111, endvidere den anden kontaktfjederenhed med strukturen 10', kontaktfjederen 11', den bukkede tilslutningsende 113' og kontaktstykket 1111', fremdeles den første kontaktpladeenhed med legemet 30, kontaktpladen 32, kontaktstykket 321 og den bukkede tilslutningsende 322 samt den anden kontaktpladeenhed med strukturen 30', kontaktpladen 32', kontaktstykket 321' og den bukkede tilslutningsende 322' samt endelig knastakselen 71. Den indtager en sådan stilling, at kontakten er sluttet mellem kontaktstykkerne 321 og 1111 og mellem kontaktstykkerne 321' og 1111'.Of the embodiment shown in FIG. 10 along the line C-C in FIG. 7, the sheath 70, the first contact spring unit with the body 10, the contact spring 11, the curved connecting end 113 and the contact piece 1111, the second contact spring unit with the structure 10 ', the contact spring 11', the curved connecting end 113 'and the contact piece 1111', are still the first contact plate unit. with the body 30, the contact plate 32, the contact piece 321 and the curved connection end 322, and the second contact plate unit with the structure 30 ', the contact plate 32', the contact piece 321 'and the curved connection end 322' and finally the camshaft 71. It occupies such a position that the contact is connected between the contacts 321 and 1111 and between the contacts 321 'and 1111'.

Som det fremgår af fig. 9 og 10, rager enderne af de bevægelige kontaktfjedre 11, 11'-14 og 14' ind i kamre, der er begrænset af de to kontaktpladeenheder opadtil og nedefter samt af mellemlægget på siderne.As shown in FIG. 9 and 10, the ends of the movable contact springs 11, 11'-14 and 14 'project into chambers confined by the two contact plate units upwards and downwards, and by the spacer on the sides.

Den i mellemlægget 50-55 lejrede knastaksel er indrettet til at kunne drejes over en total vinkel, som er større end den vinkel, som udkræves til de tilsigtede kontaktfunktioner mellem kontaktpladerne 31-34 og 31'-341 på den ene side og kontaktfjedrene 11-14 og 11'-14' på den anden side og dette uden væsentlig forøgelse af fornøden manøvrekraft på knastakselen eller af helastningen på kontaktfjedrene.The camshaft mounted in the shim 50-55 is adapted to be rotatable over a total angle greater than the angle required for the intended contact functions between the contact plates 31-34 and 31'-341 on one side and the contact springs 11- 14 and 11'-14 ', on the other hand, and this without significantly increasing the required maneuvering force on the camshaft or the full load on the contact springs.

Kontaktfjedrenes og kontaktpladernes tilslutningsender kan være mekanisk fastgjort til et kredsløbskort. I det viste eksempel vises fire separate afbrydelser og fire separate slutninger som gennem passende eksterne sammenkoblinger på kredsløbskortet udadtil bevirker afbrydelser, slutninger, omskiftninger og/eller kontinuiteter i overensstemmelse med det kontaktprogram, man ønsker at realisere.The connection ends of the contact springs and contact plates may be mechanically attached to a circuit board. In the example shown, four separate interruptions and four separate endings are shown which, through appropriate external interconnections on the circuit board, cause interruptions, endings, switches and / or continuities in accordance with the contact program one wishes to realize.

Claims (3)

145248 5 Patentkrav.145248 5 Patent Claims. 1. Kontaktindretning omfattende et antal bevægelige kontaktfjedre, et antal faste kontaktplader og en knastaksel, som påvirker de bevægelige kontaktfjedre, kendetegnet ved, at de bevægelige kontaktfjedre (11, 12, 13, 14 henholdsvis 11', 12', 13', 14') er anbragt som to kontaktfjederenheder aed kontaktfjedrene i hver kontaktfjederenhed liggende hovedsageligt i samme plan og med kontaktfjedrene (f.eks. 11, henholdsvis 11* ) i de to kontaktfjederenheder i nogen grad bøjet mod hverandre i deres ender og uden mekanisk forspænding i kontaktfjedrenes upåvirkede stilling, at de faste kontaktplader (31, 32, 33, 34, henholdsvis 31’, 32', 33', 34') er anbragt som to kontaktpladeenheder med kontaktpladerne i hver kontaktplade-enhed liggende i samme plan, og at knastakselen (71) er placeret mellem de to kontaktfjederenheder på en sådan måde, at knastakselen (71) og kontaktpladerne (31, 32, 33, 34, henholdsvis 31*', 32f , 33* , 34* ) er beliggende på hver sin side af de tilhørende kontaktfjedre (11, 12, 13, 14, henholdsvis li' , 12* , 13* , 14* ) , og at knastakselen (71) er udformet med én kurveform (81) for visse (11, 11* og 12, 12* ) af kontaktfjedrene og med en anden kurveform (82) for andre (f.eks. 13, 13* og 14, 14* ) af kontaktfjedrene, hvorhos de bevægelige kontaktfjedres ender (f.eks. 111 og 111') rager ind i et af de to kontaktpladeenheder begrænset kammer.A contact device comprising a plurality of movable contact springs, a plurality of fixed contact plates, and a camshaft which actuate the movable contact springs, characterized in that the movable contact springs (11, 12, 13, 14 and 11 ', 12', 13 ', 14', respectively) ) are arranged as two contact spring units with the contact springs in each contact spring unit lying essentially in the same plane and with the contact springs (e.g. 11 and 11 *, respectively) in the two contact spring units bent to one another at their ends and without mechanical bias in the unaffected contact springs position that the fixed contact plates (31, 32, 33, 34, 31 ', 32', 33 ', 34', respectively) are arranged as two contact plate units with the contact plates in each contact plate unit lying in the same plane and that the camshaft (71 ) is positioned between the two contact spring assemblies in such a way that the camshaft (71) and the contact plates (31, 32, 33, 34, 31 * ', 32f, 33 *, 34 *, respectively) are located on either side of the associated contact springs (11 , 12, 13, 14, 1, 1, 12 *, 13 *, 14 *, respectively, and that the camshaft (71) is formed with a single waveform (81) for certain (11, 11 * and 12, 12 *) of the contact springs and with another waveform (82) for others (e.g. 13, 13 * and 14, 14 *) of the contact springs, the ends of the movable contact springs (e.g., 111 and 111 ') projecting into one of the two contact plate units confined. 2. Kontaktindretning ifølge krav 1, kendete g n e t ved, at der mellem kontaktpladeenhederne er an-anbragt et mellemlæg (50-55) dels som støtteorgan for kontakt-pladeenhedeme, dels som lejringsorgan for knastakselen (71) , der påvirker de bevægelige kontaktfjedre (11, 12, 13, 14, henholdsvis 11', 12', 13', 14').A contact device according to claim 1, characterized in that a spacer (50-55) is arranged between the contact plate units partly as a support member for the contact plate units and partly as a bearing member for the camshaft (71) which actuates the movable contact springs (11). , 12, 13, 14, 11 ', 12', 13 ', 14', respectively. 3. Kontaktindretning ifølge krav 1, kendetegnet ved, at knastakselen (71) er drejelig over en total vinkel, der er større end den vinkel, som behøves for de tilsigtede kontaktfunktioner mellem kontaktpladerne (f.eks. 31, 31') og kontaktfjedrene (11, 11'), hvorved der uden væsentlig forøgelse af den fornødne aktiveringskraft på knastakselen (71) ellerContact device according to claim 1, characterized in that the camshaft (71) is rotatable over a total angle greater than the angle needed for the intended contact functions between the contact plates (eg 31, 31 ') and the contact springs ( 11, 11 '), whereby without substantially increasing the required activation force on the camshaft (71) or
DK190277A 1976-05-03 1977-05-02 CONTACT INTERIOR DK145248C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7605033 1976-05-03
SE7605033A SE405908B (en) 1976-05-03 1976-05-03 CONTACT DEVICE

Publications (3)

Publication Number Publication Date
DK190277A DK190277A (en) 1977-11-04
DK145248B true DK145248B (en) 1982-10-11
DK145248C DK145248C (en) 1983-02-28

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ID=20327741

Family Applications (1)

Application Number Title Priority Date Filing Date
DK190277A DK145248C (en) 1976-05-03 1977-05-02 CONTACT INTERIOR

Country Status (12)

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BR (1) BR7702721A (en)
CH (1) CH613559A5 (en)
DK (1) DK145248C (en)
ES (1) ES458379A1 (en)
FI (1) FI65341C (en)
FR (1) FR2350675A1 (en)
GB (1) GB1547714A (en)
IT (1) IT1076723B (en)
MX (1) MX144017A (en)
NL (1) NL7704798A (en)
NO (1) NO771528L (en)
SE (1) SE405908B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6184484B1 (en) * 1999-11-05 2001-02-06 Emerson Electric Co. Switch with slotted terminal arm
US9406462B2 (en) * 2013-06-28 2016-08-02 The Boeing Company Truss interconnect

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR610643A (en) * 1926-02-05 1926-09-09 Switching device for t devices. s. f. and similar applications
FR631446A (en) * 1927-03-26 1927-12-20 Advanced switch with independent multiple reeds and cams
GB337952A (en) * 1929-10-25 1930-11-13 Sydney Davis Improvements in and relating to electric switches
FR747792A (en) * 1932-03-17 1933-06-23 Etablissements Gody Soc D Multiple contactor enhancements
FR981692A (en) * 1949-02-03 1951-05-29 Lignes Telegraph Telephon Improvements to universal combiners
DE928779C (en) * 1951-10-27 1955-06-10 Busch Jaeger Duerener Metall Cam switch designed as a rotary switch

Also Published As

Publication number Publication date
NL7704798A (en) 1977-11-07
GB1547714A (en) 1979-06-27
NO771528L (en) 1977-11-04
SE405908B (en) 1979-01-08
ES458379A1 (en) 1978-02-16
MX144017A (en) 1981-08-18
CH613559A5 (en) 1979-09-28
DK145248C (en) 1983-02-28
BR7702721A (en) 1978-01-10
FI771254A (en) 1977-11-04
IT1076723B (en) 1985-04-27
FI65341C (en) 1984-04-10
DK190277A (en) 1977-11-04
FR2350675A1 (en) 1977-12-02
FI65341B (en) 1983-12-30
SE7605033L (en) 1977-11-04

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