FR896763A - Safety device for folding ladders or stepladders - Google Patents

Safety device for folding ladders or stepladders

Info

Publication number
FR896763A
FR896763A FR896763DA FR896763A FR 896763 A FR896763 A FR 896763A FR 896763D A FR896763D A FR 896763DA FR 896763 A FR896763 A FR 896763A
Authority
FR
France
Prior art keywords
stepladders
safety device
folding ladders
ladders
folding
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
Other languages
French (fr)
Inventor
Rudolf Wilhelm Lipp
Max Hoffrichter
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 filed Critical
Application granted granted Critical
Publication of FR896763A publication Critical patent/FR896763A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/18—Devices for preventing persons from falling
    • E06C7/181—Additional gripping devices, e.g. handrails
    • E06C7/182—Additional gripping devices, e.g. handrails situated at the top of the ladder

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR896763D 1941-01-16 1943-07-26 Safety device for folding ladders or stepladders Expired FR896763A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE896763X 1941-01-16

Publications (1)

Publication Number Publication Date
FR896763A true FR896763A (en) 1945-03-02

Family

ID=6848348

Family Applications (1)

Application Number Title Priority Date Filing Date
FR896763D Expired FR896763A (en) 1941-01-16 1943-07-26 Safety device for folding ladders or stepladders

Country Status (1)

Country Link
FR (1) FR896763A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2614744A (en) * 1950-03-28 1952-10-21 Hedglon Mead Handrail and shelf construction for stepladders
US2656088A (en) * 1949-06-11 1953-10-20 Thomas A Glavin Stepladder having safety supporting bar
FR2503239A1 (en) * 1981-04-07 1982-10-08 Zenhaeusern Heinrich Double stringer manhole ladder access aid mounting - is tube bent as U=piece of width equalling ladder stringer width
FR3124820A1 (en) * 2021-07-05 2023-01-06 Aud Innov Access device to an underground chamber

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2656088A (en) * 1949-06-11 1953-10-20 Thomas A Glavin Stepladder having safety supporting bar
US2614744A (en) * 1950-03-28 1952-10-21 Hedglon Mead Handrail and shelf construction for stepladders
FR2503239A1 (en) * 1981-04-07 1982-10-08 Zenhaeusern Heinrich Double stringer manhole ladder access aid mounting - is tube bent as U=piece of width equalling ladder stringer width
FR3124820A1 (en) * 2021-07-05 2023-01-06 Aud Innov Access device to an underground chamber
FR3124821A1 (en) * 2021-07-05 2023-01-06 Aud Innov Access device to an underground chamber
EP4116537A1 (en) * 2021-07-05 2023-01-11 Aud Innov Device for accessing an underground chamber

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