GB191422735A - Improvements in or relating to Miners Safety Lamps. - Google Patents

Improvements in or relating to Miners Safety Lamps.

Info

Publication number
GB191422735A
GB191422735A GB191422735DA GB191422735A GB 191422735 A GB191422735 A GB 191422735A GB 191422735D A GB191422735D A GB 191422735DA GB 191422735 A GB191422735 A GB 191422735A
Authority
GB
United Kingdom
Prior art keywords
relating
safety lamps
miners
miners safety
lamps
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
Inventor
William Best
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191422735A publication Critical patent/GB191422735A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L23/00—Non-electric hand-lamps for miners

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)

Abstract

22,735. Best, W. Nov. 19. Miners' safety lamps. - The inner glass 7 is supported by a recess in a metal fitting comprising a perforated wall 5 and a burner cone 6.
GB191422735D 1914-11-19 1914-11-19 Improvements in or relating to Miners Safety Lamps. Expired GB191422735A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191422735T 1914-11-19

Publications (1)

Publication Number Publication Date
GB191422735A true GB191422735A (en) 1915-10-28

Family

ID=32672745

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191422735D Expired GB191422735A (en) 1914-11-19 1914-11-19 Improvements in or relating to Miners Safety Lamps.

Country Status (1)

Country Link
GB (1) GB191422735A (en)

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