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SE219236C1 - Periodic switch for regulating the power supply to electric heating elements - Google Patents

Periodic switch for regulating the power supply to electric heating elements

Info

Publication number
SE219236C1
SE219236C1 SE805561A SE805561A SE219236C1 SE 219236 C1 SE219236 C1 SE 219236C1 SE 805561 A SE805561 A SE 805561A SE 805561 A SE805561 A SE 805561A SE 219236 C1 SE219236 C1 SE 219236C1
Authority
SE
Sweden
Prior art keywords
regulating
power supply
electric heating
heating elements
periodic switch
Prior art date
Application number
SE805561A
Other languages
Swedish (sv)
Inventor
H F Hild
S E Manecke
Original Assignee
Robertshaw Fulton Controls Co
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
Priority claimed from US854085A external-priority patent/US3110789A/en
Application filed by Robertshaw Fulton Controls Co filed Critical Robertshaw Fulton Controls Co
Publication of SE219236C1 publication Critical patent/SE219236C1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/64—Contacts
    • H01H37/66—Magnetic reinforcement of contact pressure; Magnet causing snap action
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
    • H01H2001/545—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force having permanent magnets directly associated with the contacts
SE805561A 1959-11-19 1961-08-08 Periodic switch for regulating the power supply to electric heating elements SE219236C1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US854085A US3110789A (en) 1959-11-19 1959-11-19 Thermally actuated cycling switch

Publications (1)

Publication Number Publication Date
SE219236C1 true SE219236C1 (en) 1968-02-27

Family

ID=95073715

Family Applications (1)

Application Number Title Priority Date Filing Date
SE805561A SE219236C1 (en) 1959-11-19 1961-08-08 Periodic switch for regulating the power supply to electric heating elements

Country Status (1)

Country Link
SE (1) SE219236C1 (en)

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