GB137754A - Improvements in or relating to holders for electric lamps and appliances therefor - Google Patents

Improvements in or relating to holders for electric lamps and appliances therefor

Info

Publication number
GB137754A
GB137754A GB1639919A GB1639919A GB137754A GB 137754 A GB137754 A GB 137754A GB 1639919 A GB1639919 A GB 1639919A GB 1639919 A GB1639919 A GB 1639919A GB 137754 A GB137754 A GB 137754A
Authority
GB
United Kingdom
Prior art keywords
holders
relating
electric lamps
appliances therefor
appliances
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
Application number
GB1639919A
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 PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB1639919A priority Critical patent/GB137754A/en
Publication of GB137754A publication Critical patent/GB137754A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/06—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the lampholder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
    • H01R33/05—Two-pole devices
    • H01R33/22—Two-pole devices for screw type base, e.g. for lamp

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

137,754. Ide, G. H., and General Electric Co. June 30, 1919. Shade - holders. - An electric-lamp holder a has a shade-carrying ring b provided with projections c. which fit into recesses f in a socket e on a tool handle d, so that the tool may be engaged with the ring for the purpose of fitting it to the holder and removing it therefrom.
GB1639919A 1919-06-30 1919-06-30 Improvements in or relating to holders for electric lamps and appliances therefor Expired GB137754A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1639919A GB137754A (en) 1919-06-30 1919-06-30 Improvements in or relating to holders for electric lamps and appliances therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1639919A GB137754A (en) 1919-06-30 1919-06-30 Improvements in or relating to holders for electric lamps and appliances therefor

Publications (1)

Publication Number Publication Date
GB137754A true GB137754A (en) 1920-01-22

Family

ID=10076617

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1639919A Expired GB137754A (en) 1919-06-30 1919-06-30 Improvements in or relating to holders for electric lamps and appliances therefor

Country Status (1)

Country Link
GB (1) GB137754A (en)

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