GB190519255A - Improvements in or relating to Miners' Safety Lamps. - Google Patents

Improvements in or relating to Miners' Safety Lamps.

Info

Publication number
GB190519255A
GB190519255A GB190519255DA GB190519255A GB 190519255 A GB190519255 A GB 190519255A GB 190519255D A GB190519255D A GB 190519255DA GB 190519255 A GB190519255 A GB 190519255A
Authority
GB
United Kingdom
Prior art keywords
miners
relating
safety lamps
bolt
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
Ernest Arthur Hailwood
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 GB190519255A publication Critical patent/GB190519255A/en
Expired legal-status Critical Current

Links

Landscapes

  • Ladders (AREA)
  • Lock And Its Accessories (AREA)

Abstract

19,255. Hallwood, E. A. Sept. 23. Miners' safety lamps.-In magnetically-released locking-devices of the type described in Specification No. 23,765, A.D. 1896, the locking-bolt C is protected from interference by a shield E, interconnected with the bolt C and provided with a spring F.
GB190519255D 1905-09-23 1905-09-23 Improvements in or relating to Miners' Safety Lamps. Expired GB190519255A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190519255T 1905-09-23

Publications (1)

Publication Number Publication Date
GB190519255A true GB190519255A (en) 1906-05-10

Family

ID=32199658

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190519255D Expired GB190519255A (en) 1905-09-23 1905-09-23 Improvements in or relating to Miners' Safety Lamps.

Country Status (1)

Country Link
GB (1) GB190519255A (en)

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