FR1540987A - Extendable ladder - Google Patents

Extendable ladder

Info

Publication number
FR1540987A
FR1540987A FR114585A FR114585A FR1540987A FR 1540987 A FR1540987 A FR 1540987A FR 114585 A FR114585 A FR 114585A FR 114585 A FR114585 A FR 114585A FR 1540987 A FR1540987 A FR 1540987A
Authority
FR
France
Prior art keywords
extendable ladder
extendable
ladder
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
FR114585A
Other languages
French (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.)
Werner Co
RD Werner Co Inc
Original Assignee
Werner Co
RD Werner Co Inc
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 Werner Co, RD Werner Co Inc filed Critical Werner Co
Priority to FR114585A priority Critical patent/FR1540987A/en
Application granted granted Critical
Publication of FR1540987A publication Critical patent/FR1540987A/en
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
    • E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
FR114585A 1967-07-18 1967-07-18 Extendable ladder Expired FR1540987A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR114585A FR1540987A (en) 1967-07-18 1967-07-18 Extendable ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR114585A FR1540987A (en) 1967-07-18 1967-07-18 Extendable ladder

Publications (1)

Publication Number Publication Date
FR1540987A true FR1540987A (en) 1968-10-04

Family

ID=8635244

Family Applications (1)

Application Number Title Priority Date Filing Date
FR114585A Expired FR1540987A (en) 1967-07-18 1967-07-18 Extendable ladder

Country Status (1)

Country Link
FR (1) FR1540987A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453967A1 (en) * 1979-04-12 1980-11-07 Gubri Sa Ets L Cord operated extension ladder - has upper sections moving in guides in lower parts and raised by cord passing over pulley and fixed to bottom rung
FR2586641A2 (en) * 1979-01-11 1987-03-06 Roume Christian Motor-controlled telescopic gangway

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2586641A2 (en) * 1979-01-11 1987-03-06 Roume Christian Motor-controlled telescopic gangway
FR2453967A1 (en) * 1979-04-12 1980-11-07 Gubri Sa Ets L Cord operated extension ladder - has upper sections moving in guides in lower parts and raised by cord passing over pulley and fixed to bottom rung

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