ZA7715B - Electrical control - Google Patents

Electrical control

Info

Publication number
ZA7715B
ZA7715B ZA770015A ZA7715A ZA7715B ZA 7715 B ZA7715 B ZA 7715B ZA 770015 A ZA770015 A ZA 770015A ZA 7715 A ZA7715 A ZA 7715A ZA 7715 B ZA7715 B ZA 7715B
Authority
ZA
South Africa
Prior art keywords
electrical control
electrical
control
Prior art date
Application number
ZA770015A
Other languages
English (en)
Inventor
C Pewton
Original Assignee
Welsh J
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 Welsh J filed Critical Welsh J
Publication of ZA7715B publication Critical patent/ZA7715B/xx

Links

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
    • H01H19/56—Angularly-movable actuating part carrying contacts, e.g. drum switch
    • H01H19/58—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch
    • 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
    • H01H19/02—Details
    • H01H19/10—Movable parts; Contacts mounted thereon
    • H01H19/12—Contact arrangements for providing make-before-break operation, e.g. for on-load tap-changing
    • 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
    • H01H19/02—Details
    • H01H19/10—Movable parts; Contacts mounted thereon
    • H01H19/14—Operating parts, e.g. turn knob
    • H01H2019/143—Operating parts, e.g. turn knob having at least two concentric turn knobs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
ZA770015A 1976-02-04 1977-01-03 Electrical control ZA7715B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/655,251 US4112274A (en) 1976-02-04 1976-02-04 Electrical control

Publications (1)

Publication Number Publication Date
ZA7715B true ZA7715B (en) 1977-11-30

Family

ID=24628134

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA770015A ZA7715B (en) 1976-02-04 1977-01-03 Electrical control

Country Status (13)

Country Link
US (1) US4112274A (de)
JP (1) JPS5296310A (de)
AU (1) AU515339B2 (de)
BR (1) BR7700676A (de)
CA (1) CA1072183A (de)
CH (1) CH640079A5 (de)
DE (1) DE2704382A1 (de)
FR (1) FR2340643A1 (de)
GB (1) GB1575022A (de)
NL (1) NL7701039A (de)
NO (1) NO143922C (de)
NZ (1) NZ183244A (de)
ZA (1) ZA7715B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5923008A (en) * 1998-02-20 1999-07-13 Williams, Jr.; Walter Gustave Rotary switch for multiple circuits
FR2800508B1 (fr) * 1999-10-29 2002-01-11 Valeo Climatisation Commutateur electrique rotatif a inversion de polarite, notamment pour une installation de chauffage, ventilation et/ou climatisation de vehicule automobile
DE10312176B3 (de) * 2003-03-19 2004-06-09 Maschinenfabrik Reinhausen Gmbh Lastumschalter für einen Stufenschalter
FR2884961B1 (fr) * 2005-04-26 2007-07-06 Valeo Systemes Thermiques Bouton rotatif de commande d'une information de consigne variable, par mise en oeuvre d'un dispositif potentiometrique.
DE102011111808B4 (de) 2011-08-27 2017-04-20 Audi Ag Trennadapter für einen Fahrzeugkomponententest und Testverfahren für eine Fahrzeugkomponente
JP2013114886A (ja) * 2011-11-29 2013-06-10 Hosiden Corp 可動接点及びこれを備えた接点構造
CN109979775B (zh) * 2013-11-08 2021-04-13 电力产品有限公司 旋转电池开关
CN104659796B (zh) * 2013-11-19 2017-04-26 蔺兰忠 低压三相负荷不平衡自动调相器
CN104196972B (zh) * 2014-09-16 2017-04-26 任宏宇 分接开关的可调传动
EP3218914A4 (de) * 2014-11-14 2018-06-20 Power Products, LLC Einpoliger batterieschalter mit verbesserter kontaktkuppel
CN107644770B (zh) * 2017-11-10 2020-02-04 大明电子有限公司 一种旋钮调速开关及具有其的汽车暖风机

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US447230A (en) * 1891-02-24 Berlain
DE190084C (de) *
FR12580E (fr) * 1909-06-16 1910-10-11 Herman Bernard Van Daalen Dispositif mécanique pour la commande progressive et successive de deux leviers indépendants par un seul levier d'entrainement
US1102562A (en) * 1913-06-23 1914-07-07 Nils O Anderson Electric switch.
DE380051C (de) * 1920-07-16 1923-09-03 Jean Driessen Schalthebel fuer elektrische Unterbrecher
US1861129A (en) * 1929-08-26 1932-05-31 Milliken Humphreys Circuit breaker
US2061887A (en) * 1933-06-30 1936-11-24 Sullivan Machinery Co Electrical controller
DE835620C (de) * 1950-05-06 1952-04-03 Dr Med Karl Lauer Schalter mit mehreren Schaltstellungen mit elektromagnetischem OEffnen und Schliessen der Kontakte
US2753432A (en) * 1952-04-17 1956-07-03 Gen Motors Corp Electrical apparatus
US2921147A (en) * 1957-09-03 1960-01-12 Gen Electric Enclosed double rotary switch
US3011041A (en) * 1958-09-30 1961-11-28 Unison Products Company Inc Precision switch and method of construction
NL292688A (de) * 1962-02-08
US3247435A (en) * 1962-12-31 1966-04-19 Ford Motor Co Electrical switch and circuit
US3343115A (en) * 1964-12-02 1967-09-19 Beckman Instruments Inc Electrical resistance element
FR1465625A (fr) * 1965-12-01 1967-01-13 Commutateur et son application, notamment à un transformateur ou auto-transformateur
US3532842A (en) * 1966-08-05 1970-10-06 Gen Electric Switch actuating and control mechanism for vacuum type electric circuit interrupters with lost-motion and bellows biasing means
US3553395A (en) * 1969-01-21 1971-01-05 Westinghouse Electric Corp Vacuum switch operating mechanism with plural dashpot controller means
US3912974A (en) * 1970-02-18 1975-10-14 George Leslie Hill Circuit breaker

Also Published As

Publication number Publication date
NZ183244A (en) 1980-11-14
FR2340643B1 (de) 1982-03-26
AU515339B2 (en) 1981-04-02
CA1072183A (en) 1980-02-19
FR2340643A1 (fr) 1977-09-02
BR7700676A (pt) 1977-10-11
GB1575022A (en) 1980-09-17
DE2704382A1 (de) 1977-08-18
NL7701039A (nl) 1977-08-08
NO143922C (no) 1981-05-06
NO143922B (no) 1981-01-26
US4112274A (en) 1978-09-05
NO764399L (no) 1977-08-05
CH640079A5 (de) 1983-12-15
AU2192977A (en) 1978-08-10
JPS5296310A (en) 1977-08-12

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