GB421845A - Improvements in or relating to miners' safety and like flame lamps - Google Patents

Improvements in or relating to miners' safety and like flame lamps

Info

Publication number
GB421845A
GB421845A GB2784833A GB2784833A GB421845A GB 421845 A GB421845 A GB 421845A GB 2784833 A GB2784833 A GB 2784833A GB 2784833 A GB2784833 A GB 2784833A GB 421845 A GB421845 A GB 421845A
Authority
GB
United Kingdom
Prior art keywords
miners
safety
chimney
ring
relating
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
GB2784833A
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.)
Protector Lamp & Lighting Comp
WILLIAM HODSON WHITTLE
Original Assignee
Protector Lamp & Lighting Comp
WILLIAM HODSON WHITTLE
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 Protector Lamp & Lighting Comp, WILLIAM HODSON WHITTLE filed Critical Protector Lamp & Lighting Comp
Priority to GB2784833A priority Critical patent/GB421845A/en
Publication of GB421845A publication Critical patent/GB421845A/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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

421,845. Miners' &c. safety lamps. PROTECTOR LAMP & LIGHTING CO., Ltd., WHITTLE, W. H., and GALVIN, F., Eccles, Manchester. Oct. 10, 1933, No. 27848. [Class 75 (iv)] In a miners' or like safety lamp an external flange on a glass combustion tube 5 rests on an internal flange on a ring 7 which is securec to a chimney 4 by one or more bayonet joints. The Figure shows a slot 9 in the ring coacting with a pin 10 on the chimney, but this arrangement may be reversed. A gallery 11 which rests on the outer glass may be carried by the ring or by the chimney.
GB2784833A 1933-10-10 1933-10-10 Improvements in or relating to miners' safety and like flame lamps Expired GB421845A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2784833A GB421845A (en) 1933-10-10 1933-10-10 Improvements in or relating to miners' safety and like flame lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2784833A GB421845A (en) 1933-10-10 1933-10-10 Improvements in or relating to miners' safety and like flame lamps

Publications (1)

Publication Number Publication Date
GB421845A true GB421845A (en) 1935-01-01

Family

ID=10266279

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2784833A Expired GB421845A (en) 1933-10-10 1933-10-10 Improvements in or relating to miners' safety and like flame lamps

Country Status (1)

Country Link
GB (1) GB421845A (en)

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