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US1078523A - Knife-switch blade. - Google Patents

Knife-switch blade. Download PDF

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Publication number
US1078523A
US1078523A US74123913A US1913741239A US1078523A US 1078523 A US1078523 A US 1078523A US 74123913 A US74123913 A US 74123913A US 1913741239 A US1913741239 A US 1913741239A US 1078523 A US1078523 A US 1078523A
Authority
US
United States
Prior art keywords
knife
switch blade
blade
switch
sutherland
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
US74123913A
Inventor
Alexander K Sutherland
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.)
Trumbull Electric Manufacturing Co
Original Assignee
Trumbull Electric Manufacturing 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
Application filed by Trumbull Electric Manufacturing Co filed Critical Trumbull Electric Manufacturing Co
Priority to US74123913A priority Critical patent/US1078523A/en
Application granted granted Critical
Publication of US1078523A publication Critical patent/US1078523A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/08—Turn knobs

Landscapes

  • Knives (AREA)

Description

A. K. SUTHERLAND. KNIFE SWITCH BLADE APPLICATION FILED JAN 10,1913.
US74123913A 1913-01-10 1913-01-10 Knife-switch blade. Expired - Lifetime US1078523A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US74123913A US1078523A (en) 1913-01-10 1913-01-10 Knife-switch blade.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74123913A US1078523A (en) 1913-01-10 1913-01-10 Knife-switch blade.

Publications (1)

Publication Number Publication Date
US1078523A true US1078523A (en) 1913-11-11

Family

ID=3146757

Family Applications (1)

Application Number Title Priority Date Filing Date
US74123913A Expired - Lifetime US1078523A (en) 1913-01-10 1913-01-10 Knife-switch blade.

Country Status (1)

Country Link
US (1) US1078523A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2702323A (en) * 1951-02-16 1955-02-15 Ite Circuit Breaker Ltd Side opening shuntless disconnect switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2702323A (en) * 1951-02-16 1955-02-15 Ite Circuit Breaker Ltd Side opening shuntless disconnect switch

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