GB444347A - Improvements in or relating to miners' and like battery hand lamps - Google Patents

Improvements in or relating to miners' and like battery hand lamps

Info

Publication number
GB444347A
GB444347A GB35318/34A GB3531834A GB444347A GB 444347 A GB444347 A GB 444347A GB 35318/34 A GB35318/34 A GB 35318/34A GB 3531834 A GB3531834 A GB 3531834A GB 444347 A GB444347 A GB 444347A
Authority
GB
United Kingdom
Prior art keywords
cap
contact block
battery
casing
miners
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
GB35318/34A
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.)
BATTERIES Ltd
Original Assignee
BATTERIES Ltd
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 BATTERIES Ltd filed Critical BATTERIES Ltd
Priority to GB35318/34A priority Critical patent/GB444347A/en
Publication of GB444347A publication Critical patent/GB444347A/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
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

444,347. Electric - battery lamps. BATTERIES, Ltd., and DYBECK, M., Enfield Road, Hunt End, Redditch, Worcestershire. Dec. 8, 1934, No. 35318. [Class 39 (ii)] In a miner's electric hand lamp of the type in which a cylindrical battery casing c is fitted with a detachable cap a carrying the lighting gallery k and incorporating a solid contact block f with moulded-in contact segments g engageable with solid rigid battery terminals m, the contact block is resiliently secured on an annular rubber seating within the cap a by means of a shouldered retaining ring l and the rotary lifting action of the cap is utilized to lift the contact block f off the battery terminals for switching off the lamp. The casing c and the cap a are screwed together as shown, a locking plunger d and a stop e being provided to limit the rotary movement, or a bayonet joint may be used.
GB35318/34A 1934-12-08 1934-12-08 Improvements in or relating to miners' and like battery hand lamps Expired GB444347A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB35318/34A GB444347A (en) 1934-12-08 1934-12-08 Improvements in or relating to miners' and like battery hand lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB35318/34A GB444347A (en) 1934-12-08 1934-12-08 Improvements in or relating to miners' and like battery hand lamps

Publications (1)

Publication Number Publication Date
GB444347A true GB444347A (en) 1936-03-19

Family

ID=10376352

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35318/34A Expired GB444347A (en) 1934-12-08 1934-12-08 Improvements in or relating to miners' and like battery hand lamps

Country Status (1)

Country Link
GB (1) GB444347A (en)

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