FR2589175B1 - RETURNABLE DONKEY BACK - Google Patents

RETURNABLE DONKEY BACK

Info

Publication number
FR2589175B1
FR2589175B1 FR8516402A FR8516402A FR2589175B1 FR 2589175 B1 FR2589175 B1 FR 2589175B1 FR 8516402 A FR8516402 A FR 8516402A FR 8516402 A FR8516402 A FR 8516402A FR 2589175 B1 FR2589175 B1 FR 2589175B1
Authority
FR
France
Prior art keywords
returnable
donkey
returnable donkey
donkey back
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
FR8516402A
Other languages
French (fr)
Other versions
FR2589175A1 (en
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 FR8516402A priority Critical patent/FR2589175B1/en
Publication of FR2589175A1 publication Critical patent/FR2589175A1/en
Application granted granted Critical
Publication of FR2589175B1 publication Critical patent/FR2589175B1/en
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
    • E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
    • E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
    • E01F13/08—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage by swinging into closed position about a transverse axis situated in the road surface, e.g. tiltable sections of the road surface, tiltable parking posts

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
FR8516402A 1985-10-29 1985-10-29 RETURNABLE DONKEY BACK Expired FR2589175B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8516402A FR2589175B1 (en) 1985-10-29 1985-10-29 RETURNABLE DONKEY BACK

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8516402A FR2589175B1 (en) 1985-10-29 1985-10-29 RETURNABLE DONKEY BACK

Publications (2)

Publication Number Publication Date
FR2589175A1 FR2589175A1 (en) 1987-04-30
FR2589175B1 true FR2589175B1 (en) 1989-11-24

Family

ID=9324534

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8516402A Expired FR2589175B1 (en) 1985-10-29 1985-10-29 RETURNABLE DONKEY BACK

Country Status (1)

Country Link
FR (1) FR2589175B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988001320A1 (en) * 1986-08-18 1988-02-25 Paul Stephen Batchelor Collapsible barrier for vehicular traffic
DE10108586A1 (en) * 2001-02-22 2002-09-05 Robert Spillner Barrier for blocking off entrances, exits and parking places, moved using expandable body
DE10147025A1 (en) * 2001-09-25 2003-04-24 Fraunhofer Ges Forschung Protection and defense device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2637920A (en) * 1949-04-28 1953-05-12 Richard H Hallsted Barrier for motor vehicle parking systems
GB908805A (en) * 1959-06-17 1962-10-24 Stewart Champion Improvements in or relating to road bollards, kerbs and similar traffic flow markers
FR1289620A (en) * 1961-02-24 1962-04-06 Retractable elastic bollard
FR1543377A (en) * 1967-09-08 1968-10-25 One-way bridge crossing by a motor vehicle
GB1193901A (en) * 1968-01-05 1970-06-03 Godwin Warren Eng Security Barrier Systems
US3849936A (en) * 1973-03-12 1974-11-26 V Geraci Parking stall barrier
DE2847937A1 (en) * 1978-11-04 1980-05-14 Roland Maringer One way road lane directional barrier - has steel plate on sunken frame with hinges and springs for keeping plate vertical
GB2079356A (en) * 1980-07-03 1982-01-20 Wilson Colin Hutchinson Retractable road surface ramps
GB2127893B (en) * 1982-09-28 1986-03-12 Harry David Dickinson Motorized curb barrier traffic-way controller

Also Published As

Publication number Publication date
FR2589175A1 (en) 1987-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse
AR Application made for restoration
DE Withdrawal due to an action of restoration
RC Opposition against decision of lapse
DI Inadmissibility of an action of restoration