FR83129E - échelle ou articles similaires - Google Patents

échelle ou articles similaires

Info

Publication number
FR83129E
FR83129E FR690A FR86000690A FR83129E FR 83129 E FR83129 E FR 83129E FR 690 A FR690 A FR 690A FR 86000690 A FR86000690 A FR 86000690A FR 83129 E FR83129 E FR 83129E
Authority
FR
France
Prior art keywords
ladder
similar items
items
similar
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
FR690A
Other languages
English (en)
Inventor
Georges Louis Lavrard
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 to FR830068A priority Critical patent/FR1259837A/fr
Priority claimed from FR830068A external-priority patent/FR1259837A/fr
Application filed filed Critical
Priority to CH124664A priority patent/CH417900A/fr
Priority to DE19641454040 priority patent/DE1454040A1/de
Priority to DE19641454016 priority patent/DE1454016C3/de
Priority to BE644329D priority patent/BE644329A/xx
Priority to OA50136A priority patent/OA004E/xx
Application granted granted Critical
Publication of FR83129E publication Critical patent/FR83129E/fr
Priority claimed from FR868600690A external-priority patent/FR2576299B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
    • E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
    • E06C1/10—Sections fitted end to end
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/383—Foldable ladders in which the longitudinal members are brought together on folding
    • E06C1/3835—Foldable ladders in which the longitudinal members are brought together on folding having collapsible steps comprising a hinge in their central part
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/081—Rungs or other treads comprising anti-slip features
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E06C7/083—Bracket type connection

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR690A 1960-06-15 1963-02-26 échelle ou articles similaires Expired FR83129E (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR830068A FR1259837A (fr) 1960-06-15 1960-06-15 échelle ou articles similaires
CH124664A CH417900A (fr) 1960-06-15 1964-02-03 Echelle pliable
DE19641454040 DE1454040A1 (de) 1963-02-26 1964-02-04 Zusammenlegbare Leiter
DE19641454016 DE1454016C3 (de) 1963-02-26 1964-02-04 Zusammenlegbare Leiter
BE644329D BE644329A (fr) 1963-02-26 1964-02-25
OA50136A OA004E (fr) 1963-02-26 1964-05-28

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR830068A FR1259837A (fr) 1960-06-15 1960-06-15 échelle ou articles similaires
FR868600690A FR2576299B1 (fr) 1985-01-22 1986-01-20 Guide d'ondes lumineuses, sa fabrication a partir de verres speciaux a substrats par echange d'ions et son utilisation

Publications (1)

Publication Number Publication Date
FR83129E true FR83129E (fr) 1964-06-19

Family

ID=42232754

Family Applications (1)

Application Number Title Priority Date Filing Date
FR690A Expired FR83129E (fr) 1960-06-15 1963-02-26 échelle ou articles similaires

Country Status (1)

Country Link
FR (1) FR83129E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5350038A (en) * 1993-02-01 1994-09-27 Lazarus Jonathan F Foldable extension ladder and ladder sections therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5350038A (en) * 1993-02-01 1994-09-27 Lazarus Jonathan F Foldable extension ladder and ladder sections therefor

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