GB328695A - Improvements in and relating to glasses for miners and garage safety lamps or the like - Google Patents

Improvements in and relating to glasses for miners and garage safety lamps or the like

Info

Publication number
GB328695A
GB328695A GB975130A GB975130A GB328695A GB 328695 A GB328695 A GB 328695A GB 975130 A GB975130 A GB 975130A GB 975130 A GB975130 A GB 975130A GB 328695 A GB328695 A GB 328695A
Authority
GB
United Kingdom
Prior art keywords
miners
glass
glasses
relating
lamp
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
GB975130A
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
Priority to GB975130A priority Critical patent/GB328695A/en
Publication of GB328695A publication Critical patent/GB328695A/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)
  • Road Signs Or Road Markings (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)

Abstract

328,695. Hailwood, E. A. Jan. 3, 1929. Divided on 328,693. Miners' and like safety lamps. -In a miners', garage, or like safety lamp the ends or seating faces of the glass are coated with metal M which may be faced up to provide a good mechanical joint or attached to metal rings or plates for securing the glass in the lamp. The glass may be of circular or rectangular cross-section and formed from two layers of glass G, G<5> of different composition in the manner described in Specification 328,693, [Class 75 (ii), Lamp chimneys &c.].
GB975130A 1929-01-03 1929-01-03 Improvements in and relating to glasses for miners and garage safety lamps or the like Expired GB328695A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB975130A GB328695A (en) 1929-01-03 1929-01-03 Improvements in and relating to glasses for miners and garage safety lamps or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB975130A GB328695A (en) 1929-01-03 1929-01-03 Improvements in and relating to glasses for miners and garage safety lamps or the like

Publications (1)

Publication Number Publication Date
GB328695A true GB328695A (en) 1930-05-05

Family

ID=9878063

Family Applications (1)

Application Number Title Priority Date Filing Date
GB975130A Expired GB328695A (en) 1929-01-03 1929-01-03 Improvements in and relating to glasses for miners and garage safety lamps or the like

Country Status (1)

Country Link
GB (1) GB328695A (en)

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