FR2297379A1 - Dispositif de support a potence reglable en hauteur - Google Patents

Dispositif de support a potence reglable en hauteur

Info

Publication number
FR2297379A1
FR2297379A1 FR7500497A FR7500497A FR2297379A1 FR 2297379 A1 FR2297379 A1 FR 2297379A1 FR 7500497 A FR7500497 A FR 7500497A FR 7500497 A FR7500497 A FR 7500497A FR 2297379 A1 FR2297379 A1 FR 2297379A1
Authority
FR
France
Prior art keywords
post
winch
loudspeaker
height adjustment
cable
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.)
Granted
Application number
FR7500497A
Other languages
English (en)
Other versions
FR2297379B3 (fr
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 FR7500497A priority Critical patent/FR2297379A1/fr
Publication of FR2297379A1 publication Critical patent/FR2297379A1/fr
Application granted granted Critical
Publication of FR2297379B3 publication Critical patent/FR2297379B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/36—Hoisting or lowering devices, e.g. for maintenance
    • 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
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
    • 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
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
    • 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
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Road Signs Or Road Markings (AREA)
FR7500497A 1975-01-09 1975-01-09 Dispositif de support a potence reglable en hauteur Granted FR2297379A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7500497A FR2297379A1 (fr) 1975-01-09 1975-01-09 Dispositif de support a potence reglable en hauteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7500497A FR2297379A1 (fr) 1975-01-09 1975-01-09 Dispositif de support a potence reglable en hauteur

Publications (2)

Publication Number Publication Date
FR2297379A1 true FR2297379A1 (fr) 1976-08-06
FR2297379B3 FR2297379B3 (fr) 1976-12-10

Family

ID=9149539

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500497A Granted FR2297379A1 (fr) 1975-01-09 1975-01-09 Dispositif de support a potence reglable en hauteur

Country Status (1)

Country Link
FR (1) FR2297379A1 (fr)

Also Published As

Publication number Publication date
FR2297379B3 (fr) 1976-12-10

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Legal Events

Date Code Title Description
ST Notification of lapse