FR2345657B1 - - Google Patents

Info

Publication number
FR2345657B1
FR2345657B1 FR7636117A FR7636117A FR2345657B1 FR 2345657 B1 FR2345657 B1 FR 2345657B1 FR 7636117 A FR7636117 A FR 7636117A FR 7636117 A FR7636117 A FR 7636117A FR 2345657 B1 FR2345657 B1 FR 2345657B1
Authority
FR
France
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
FR7636117A
Other languages
French (fr)
Other versions
FR2345657A1 (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
Priority claimed from US05/669,476 external-priority patent/US4007564A/en
Priority claimed from US05/709,943 external-priority patent/US4052826A/en
Application filed by Individual filed Critical Individual
Publication of FR2345657A1 publication Critical patent/FR2345657A1/fr
Application granted granted Critical
Publication of FR2345657B1 publication Critical patent/FR2345657B1/fr
Granted 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
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
    • E01F9/631—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection specially adapted for breaking, disengaging, collapsing or permanently deforming when deflected or displaced, e.g. by vehicle impact
    • E01F9/635—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection specially adapted for breaking, disengaging, collapsing or permanently deforming when deflected or displaced, e.g. by vehicle impact by shearing or tearing, e.g. having weakened zones

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Foundations (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Road Signs Or Road Markings (AREA)
FR7636117A 1976-03-23 1976-11-30 Dispositif d'accouplement d'un element supporte et le liberant par rupture sous un choc d'intensite determinee qui lui est applique Granted FR2345657A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/669,476 US4007564A (en) 1973-04-11 1976-03-23 Breakaway coupling and assembly
US05/709,943 US4052826A (en) 1973-04-11 1976-07-29 Breakaway coupling assembly with fracture-initiating washer

Publications (2)

Publication Number Publication Date
FR2345657A1 FR2345657A1 (fr) 1977-10-21
FR2345657B1 true FR2345657B1 (ja) 1982-06-04

Family

ID=27100122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7636117A Granted FR2345657A1 (fr) 1976-03-23 1976-11-30 Dispositif d'accouplement d'un element supporte et le liberant par rupture sous un choc d'intensite determinee qui lui est applique

Country Status (8)

Country Link
JP (1) JPS52135538A (ja)
CA (1) CA1054772A (ja)
DE (1) DE2712313A1 (ja)
DK (1) DK125377A (ja)
FR (1) FR2345657A1 (ja)
IT (1) IT1084958B (ja)
LU (1) LU76994A1 (ja)
NL (1) NL7703096A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2704011B1 (fr) * 1993-04-15 1997-08-08 Millet Kennedy Andre Plot de sécurité pour signalisation routière.
AU2004101020B4 (en) * 2004-11-30 2012-06-14 Harris, Phillip Rollison A Frangible Pole

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1360355A (fr) * 1963-03-29 1964-05-08 Eclairage Et De Realisations U Dispositif pour la fixation au sol de mâts, poteaux, candélabres, et autres objetsanalogues
US3637244A (en) * 1970-03-27 1972-01-25 Richard A Strizki Load concentrated breakaway coupling
CA973677A (en) * 1973-01-25 1975-09-02 John Shewchuk Coupling for break away pole bases
US4007564A (en) * 1973-04-11 1977-02-15 Chisholm Douglas B Breakaway coupling and assembly
US4052826A (en) * 1973-04-11 1977-10-11 Chisholm Douglas B Breakaway coupling assembly with fracture-initiating washer

Also Published As

Publication number Publication date
DE2712313A1 (de) 1977-09-29
FR2345657A1 (fr) 1977-10-21
NL7703096A (nl) 1977-09-27
CA1054772A (en) 1979-05-22
IT1084958B (it) 1985-05-28
JPS5521123B2 (ja) 1980-06-07
DK125377A (da) 1977-09-24
LU76994A1 (ja) 1978-06-01
JPS52135538A (en) 1977-11-12

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Legal Events

Date Code Title Description
ST Notification of lapse