FR503920A - Lanterne à main, pour signaux - Google Patents

Lanterne à main, pour signaux

Info

Publication number
FR503920A
FR503920A FR503920A FR503920DA FR503920A FR 503920 A FR503920 A FR 503920A FR 503920 A FR503920 A FR 503920A FR 503920D A FR503920D A FR 503920DA FR 503920 A FR503920 A FR 503920A
Authority
FR
France
Prior art keywords
signals
hand lantern
lantern
hand
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
FR503920A
Other languages
English (en)
Inventor
William Williams
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 FR503920A publication Critical patent/FR503920A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D33/00—Rotary fluid couplings or clutches of the hydrokinetic type
    • F16D33/06—Rotary fluid couplings or clutches of the hydrokinetic type controlled by changing the amount of liquid in the working circuit
    • F16D33/08—Rotary fluid couplings or clutches of the hydrokinetic type controlled by changing the amount of liquid in the working circuit by devices incorporated in the fluid coupling, with or without remote control
    • F16D33/14—Rotary fluid couplings or clutches of the hydrokinetic type controlled by changing the amount of liquid in the working circuit by devices incorporated in the fluid coupling, with or without remote control consisting of shiftable or adjustable scoops
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L19/00—Lanterns, e.g. hurricane lamps or candle lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mechanical Engineering (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR503920A 1919-08-22 1919-09-16 Lanterne à main, pour signaux Expired FR503920A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20646/19A GB143766A (en) 1919-08-22 1919-08-22 Improved hand-signalling lamp

Publications (1)

Publication Number Publication Date
FR503920A true FR503920A (fr) 1920-06-21

Family

ID=10149343

Family Applications (1)

Application Number Title Priority Date Filing Date
FR503920A Expired FR503920A (fr) 1919-08-22 1919-09-16 Lanterne à main, pour signaux

Country Status (2)

Country Link
FR (1) FR503920A (fr)
GB (1) GB143766A (fr)

Also Published As

Publication number Publication date
GB143766A (en) 1920-06-03

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