FR2533608B1 - Escalier escamotable - Google Patents

Escalier escamotable

Info

Publication number
FR2533608B1
FR2533608B1 FR8216252A FR8216252A FR2533608B1 FR 2533608 B1 FR2533608 B1 FR 2533608B1 FR 8216252 A FR8216252 A FR 8216252A FR 8216252 A FR8216252 A FR 8216252A FR 2533608 B1 FR2533608 B1 FR 2533608B1
Authority
FR
France
Prior art keywords
retractable stair
stair
retractable
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
FR8216252A
Other languages
English (en)
Other versions
FR2533608A1 (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 FR8216252A priority Critical patent/FR2533608B1/fr
Priority to IT22948/83A priority patent/IT1200379B/it
Priority to DE19833334368 priority patent/DE3334368A1/de
Publication of FR2533608A1 publication Critical patent/FR2533608A1/fr
Application granted granted Critical
Publication of FR2533608B1 publication Critical patent/FR2533608B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/02—Stairways; Layouts thereof
    • E04F11/04—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible
    • E04F11/06—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible collapsible, e.g. folding, telescopic
    • E04F11/062—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible collapsible, e.g. folding, telescopic folding
    • E04F11/064—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible collapsible, e.g. folding, telescopic folding with stringers overlapping when folded
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/25—Pc structure of the system
    • G05B2219/25434—Microprocessor and control logic integrated on same circuit board

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Steps, Ramps, And Handrails (AREA)
FR8216252A 1982-09-24 1982-09-24 Escalier escamotable Expired FR2533608B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR8216252A FR2533608B1 (fr) 1982-09-24 1982-09-24 Escalier escamotable
IT22948/83A IT1200379B (it) 1982-09-24 1983-09-21 Scala retrattile in particolare per l'accesso a tetti e/o simili
DE19833334368 DE3334368A1 (de) 1982-09-24 1983-09-23 Einziehbare treppe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8216252A FR2533608B1 (fr) 1982-09-24 1982-09-24 Escalier escamotable

Publications (2)

Publication Number Publication Date
FR2533608A1 FR2533608A1 (fr) 1984-03-30
FR2533608B1 true FR2533608B1 (fr) 1985-08-30

Family

ID=9277777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8216252A Expired FR2533608B1 (fr) 1982-09-24 1982-09-24 Escalier escamotable

Country Status (3)

Country Link
DE (1) DE3334368A1 (fr)
FR (1) FR2533608B1 (fr)
IT (1) IT1200379B (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE936062C (de) * 1953-02-20 1955-12-01 Saegewerk Einschiebbare zweiteilige Bodentreppe
US2852176A (en) * 1954-09-13 1958-09-16 Prec Parts Corp Folding stairway
CH346686A (de) * 1956-10-15 1960-05-31 Wolfensberger Alfred Aufziehtreppenanlage mit einer zusammenklappbaren Treppe

Also Published As

Publication number Publication date
FR2533608A1 (fr) 1984-03-30
DE3334368A1 (de) 1984-03-29
IT8322948A0 (it) 1983-09-21
IT1200379B (it) 1989-01-18

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Legal Events

Date Code Title Description
CL Concession to grant licences
ST Notification of lapse
AR Application made for restoration
BR Restoration of rights
ST Notification of lapse