FR677501A - échafaudage volant se fixant sur toutes échelles - Google Patents

échafaudage volant se fixant sur toutes échelles

Info

Publication number
FR677501A
FR677501A FR677501DA FR677501A FR 677501 A FR677501 A FR 677501A FR 677501D A FR677501D A FR 677501DA FR 677501 A FR677501 A FR 677501A
Authority
FR
France
Prior art keywords
ladders
flying
scaffolding fixed
flying scaffolding
fixed
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
Jean-Charles Urlacher
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 FR677501A publication Critical patent/FR677501A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/12—Lifts or other hoisting devices on ladders
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/16—Platforms on, or for use on, ladders, e.g. liftable or lowerable platforms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B7/00—Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
    • F01B7/02—Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with oppositely reciprocating pistons
    • F01B7/04—Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with oppositely reciprocating pistons acting on same main shaft
    • F01B7/12—Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with oppositely reciprocating pistons acting on same main shaft using rockers and connecting-rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Soil Working Implements (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
FR677501D 1929-06-27 1929-06-27 échafaudage volant se fixant sur toutes échelles Expired FR677501A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR354701X 1929-06-27
GB11828/30A GB354781A (en) 1929-06-27 1930-04-14 Improvements in or relating to means for varying the stroke and the compression of an internal combustion engine

Publications (1)

Publication Number Publication Date
FR677501A true FR677501A (fr) 1930-03-11

Family

ID=34740720

Family Applications (1)

Application Number Title Priority Date Filing Date
FR677501D Expired FR677501A (fr) 1929-06-27 1929-06-27 échafaudage volant se fixant sur toutes échelles

Country Status (2)

Country Link
FR (1) FR677501A (fr)
GB (1) GB354781A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999018321A1 (fr) * 1997-10-04 1999-04-15 Horst Laug Echelle avec dispositif d'appui a plate-forme auxiliaire laterale

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE867357C (de) * 1941-11-25 1953-02-16 Klein Regeleinrichtung fuer Kolbenpumpen, insbesondere Hochdruck-Kesselspeisepumpen
US5025759A (en) * 1990-04-18 1991-06-25 Wenzel Edward C Lever-type two-cycle internal combustion engine
US9322330B2 (en) 2010-06-21 2016-04-26 Pietro Giovenga Mechanical system of linking to the master connecting rod for transmission of the motion of the pistons of an internal combustion engine to control and change the compression ratio
IT1400825B1 (it) 2010-06-21 2013-07-02 Giovenga Motore a scoppio a ciclo alternato con rapporto di compressione variabile controllato - rcvc (cvrc = controlled variable rate compression).
PL225176B1 (pl) * 2014-09-02 2017-02-28 Mirosław Szymkowiak Urządzenie tłokowe z komorami sprężająco-rozprężnymi

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999018321A1 (fr) * 1997-10-04 1999-04-15 Horst Laug Echelle avec dispositif d'appui a plate-forme auxiliaire laterale

Also Published As

Publication number Publication date
GB354781A (en) 1931-08-14

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