US937858A - Combined lamp-socket and automatic switch. - Google Patents

Combined lamp-socket and automatic switch. Download PDF

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Publication number
US937858A
US937858A US47016?0?A US937858DA US937858A US 937858 A US937858 A US 937858A US 937858D A US937858D A US 937858DA US 937858 A US937858 A US 937858A
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US
United States
Prior art keywords
socket
automatic switch
combined lamp
lamp
combined
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 - Lifetime
Application number
US47016?0?A
Inventor
James Wiley Phelps
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.)
ELECTRO-AD Co
ELECTRO AD Co
Original Assignee
ELECTRO AD Co
Publication date
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Publication of US937858A publication Critical patent/US937858A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00Electrothermal relays
    • H01H61/06Self-interrupters, i.e. with periodic or other repetitive opening and closing of contacts
    • H01H61/063Self-interrupters, i.e. with periodic or other repetitive opening and closing of contacts making use of a bimetallic element

Description

J. W. PHELBS. COMBINED LAMP SOCKET AND AUTOMATIC SW ITCH.
, APPLICATION FILED IDEO.31,1908.
Patented Oct. 26, 1909.
0g when breaded can en 0E the:
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and 5h. praiected sis P as? his will W97,
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an vie? eppasit which f0 w'h. an. 1
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US47016?0?A Combined lamp-socket and automatic switch. Expired - Lifetime US937858A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US937858TA

Publications (1)

Publication Number Publication Date
US937858A true US937858A (en) 1909-10-26

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ID=3006278

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US47016?0?A Expired - Lifetime US937858A (en) Combined lamp-socket and automatic switch.

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3230769A (en) * 1962-06-11 1966-01-25 Ford Motor Co Pneumatic gauge system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3230769A (en) * 1962-06-11 1966-01-25 Ford Motor Co Pneumatic gauge system

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