FR771693A - Dalle avec dispositif auto-lumineux escamotable - Google Patents

Dalle avec dispositif auto-lumineux escamotable

Info

Publication number
FR771693A
FR771693A FR771693DA FR771693A FR 771693 A FR771693 A FR 771693A FR 771693D A FR771693D A FR 771693DA FR 771693 A FR771693 A FR 771693A
Authority
FR
France
Prior art keywords
slab
illuminating device
retractable self
retractable
self
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
Other languages
English (en)
Inventor
Villette
Amsler
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 filed Critical
Application granted granted Critical
Publication of FR771693A publication Critical patent/FR771693A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
    • E01F9/553—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members
    • E01F9/565—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members having deflectable or displaceable parts
    • E01F9/571—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members having deflectable or displaceable parts displaceable vertically under load, e.g. in combination with rotation

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR771693D 1933-07-13 1933-07-13 Dalle avec dispositif auto-lumineux escamotable Expired FR771693A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR771693T 1933-07-13

Publications (1)

Publication Number Publication Date
FR771693A true FR771693A (fr) 1934-10-13

Family

ID=9191605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771693D Expired FR771693A (fr) 1933-07-13 1933-07-13 Dalle avec dispositif auto-lumineux escamotable

Country Status (1)

Country Link
FR (1) FR771693A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4955982A (en) * 1987-03-26 1990-09-11 Olympic Machines, Inc. Raised depressible pavement marker
US9534351B2 (en) 2008-07-02 2017-01-03 Roadvision Technologies, Inc. Method of installing depressible pavement marker

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4955982A (en) * 1987-03-26 1990-09-11 Olympic Machines, Inc. Raised depressible pavement marker
US9534351B2 (en) 2008-07-02 2017-01-03 Roadvision Technologies, Inc. Method of installing depressible pavement marker
US10443198B2 (en) 2008-07-02 2019-10-15 Roadvision Technologies, Inc. Depressible pavement device

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