FR686679A - Escabeau pliant - Google Patents

Escabeau pliant

Info

Publication number
FR686679A
FR686679A FR686679DA FR686679A FR 686679 A FR686679 A FR 686679A FR 686679D A FR686679D A FR 686679DA FR 686679 A FR686679 A FR 686679A
Authority
FR
France
Prior art keywords
folding stepladder
stepladder
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
English (en)
Inventor
Giovannozzi
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 FR686679A publication Critical patent/FR686679A/fr
Priority claimed from GB28320/39A external-priority patent/GB535784A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
    • 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
    • E06C1/14—Ladders capable of standing by themselves
    • E06C1/16—Ladders capable of standing by themselves with hinged struts which rest on the ground
    • 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
    • E06C1/387—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 having tip-up steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Special Chairs (AREA)
FR686679D 1939-10-20 1929-12-16 Escabeau pliant Expired FR686679A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEG75248D DE535784C (de) 1939-10-20 Ein- oder mehrstufiger, in eine Ebene zusammenklappbarer Schemel
GB28320/39A GB535784A (en) 1939-10-20 1939-10-20 Improvements in and connected with the cooling of dynamo electric machines on aircraft

Publications (1)

Publication Number Publication Date
FR686679A true FR686679A (fr) 1930-07-29

Family

ID=34740347

Family Applications (1)

Application Number Title Priority Date Filing Date
FR686679D Expired FR686679A (fr) 1939-10-20 1929-12-16 Escabeau pliant

Country Status (2)

Country Link
DE (1) DE535784C (fr)
FR (1) FR686679A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563436A (en) * 1951-08-07 Step-ladder stool

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2581488A (en) * 1947-07-29 1952-01-08 Keltner Robert Neil Retractable step assembly
US2707585A (en) * 1950-04-20 1955-05-03 Perry H Hoey Combined hand truck and ladder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563436A (en) * 1951-08-07 Step-ladder stool

Also Published As

Publication number Publication date
DE535784C (de) 1931-10-15

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