US1655140A - Stem-making machine - Google Patents

Stem-making machine Download PDF

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Publication number
US1655140A
US1655140A US399801A US39980120A US1655140A US 1655140 A US1655140 A US 1655140A US 399801 A US399801 A US 399801A US 39980120 A US39980120 A US 39980120A US 1655140 A US1655140 A US 1655140A
Authority
US
United States
Prior art keywords
stem
tube
supporting
carrier
rod
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
US399801A
Other languages
English (en)
Inventor
John T Fagan
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.)
General Electric Co
Original Assignee
General Electric 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 to NL10191D priority Critical patent/NL10191C/xx
Priority to FR540818D priority patent/FR540818A/fr
Application filed by General Electric Co filed Critical General Electric Co
Priority to US399801A priority patent/US1655140A/en
Application granted granted Critical
Publication of US1655140A publication Critical patent/US1655140A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/08—Manufacture of mounts or stems
    • H01K3/10—Machines therefor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
    • H02K5/1285—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs of the submersible type
US399801A 1920-07-29 1920-07-29 Stem-making machine Expired - Lifetime US1655140A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL10191D NL10191C (xx) 1920-07-29
FR540818D FR540818A (xx) 1920-07-29
US399801A US1655140A (en) 1920-07-29 1920-07-29 Stem-making machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US399801A US1655140A (en) 1920-07-29 1920-07-29 Stem-making machine

Publications (1)

Publication Number Publication Date
US1655140A true US1655140A (en) 1928-01-03

Family

ID=23581015

Family Applications (1)

Application Number Title Priority Date Filing Date
US399801A Expired - Lifetime US1655140A (en) 1920-07-29 1920-07-29 Stem-making machine

Country Status (3)

Country Link
US (1) US1655140A (xx)
FR (1) FR540818A (xx)
NL (1) NL10191C (xx)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530168A (en) * 1946-09-24 1950-11-14 Westinghouse Electric Corp Apparatus for making stems for electrical devices
US2654181A (en) * 1949-11-15 1953-10-06 Rca Corp Sealing apparatus
US2693054A (en) * 1952-04-21 1954-11-02 Westinghouse Electric Corp Method for the removal of glass strains on automatic sealing machines
US3063130A (en) * 1959-11-09 1962-11-13 Sylvania Electric Prod Lamp stem head
US3488176A (en) * 1966-05-23 1970-01-06 Gen Electric Stem making machine for electric lamps and similar devices

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530168A (en) * 1946-09-24 1950-11-14 Westinghouse Electric Corp Apparatus for making stems for electrical devices
US2654181A (en) * 1949-11-15 1953-10-06 Rca Corp Sealing apparatus
US2693054A (en) * 1952-04-21 1954-11-02 Westinghouse Electric Corp Method for the removal of glass strains on automatic sealing machines
US3063130A (en) * 1959-11-09 1962-11-13 Sylvania Electric Prod Lamp stem head
US3488176A (en) * 1966-05-23 1970-01-06 Gen Electric Stem making machine for electric lamps and similar devices

Also Published As

Publication number Publication date
NL10191C (xx)
FR540818A (xx) 1922-07-18

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