FR918863A - étancon télescopique perfectionné - Google Patents

étancon télescopique perfectionné

Info

Publication number
FR918863A
FR918863A FR918863DA FR918863A FR 918863 A FR918863 A FR 918863A FR 918863D A FR918863D A FR 918863DA FR 918863 A FR918863 A FR 918863A
Authority
FR
France
Prior art keywords
telescopic stanchion
advanced
advanced telescopic
stanchion
telescopic
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
Eugene-Charles Gillet
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.)
Tubes De Valenciennes & Denain
Original Assignee
Tubes De Valenciennes & Denain
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 Tubes De Valenciennes & Denain filed Critical Tubes De Valenciennes & Denain
Application granted granted Critical
Publication of FR918863A publication Critical patent/FR918863A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
    • E21D15/43—Details of wedges
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
    • E04G25/066—Shores or struts; Chocks telescopic with parts held together by positive means by a wedge
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
    • E21D15/285—Telescopic props with parts held relatively to each other by friction or gripping by means of wedges or wedge combinations
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/58—Devices for setting props or chocks
    • E21D15/581—Devices for setting props or chocks in which the props are pre- loaded
FR918863D 1945-06-08 1945-06-08 étancon télescopique perfectionné Expired FR918863A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR918863T 1945-06-08

Publications (1)

Publication Number Publication Date
FR918863A true FR918863A (fr) 1947-02-20

Family

ID=9424733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR918863D Expired FR918863A (fr) 1945-06-08 1945-06-08 étancon télescopique perfectionné

Country Status (5)

Country Link
US (1) US2450374A (fr)
BE (1) BE467589A (fr)
ES (1) ES176294A1 (fr)
FR (1) FR918863A (fr)
GB (1) GB638743A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522336A (en) * 1946-10-05 1950-09-12 Anderson Nils Erland Stepladder
US2747828A (en) * 1950-04-18 1956-05-29 Becorit Grubenausbau Gmbh Mine post
FR1171313A (fr) * 1956-02-14 1959-01-23 Procédé de construction par assemblage de pièces en métal ou en matières plastiques et construction démontable à réaliser avec ce procédé
US6655877B2 (en) * 2002-04-16 2003-12-02 W. David Calhoun Yielding column

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189728648A (en) * 1897-12-04 1898-10-29 William Radford Improvements for Making Cycle and other Frame Joints without Brazing.
US2363752A (en) * 1943-05-20 1944-11-28 Dale C Scott Jack shore

Also Published As

Publication number Publication date
US2450374A (en) 1948-09-28
BE467589A (fr) 1946-09-30
GB638743A (en) 1950-06-14
ES176294A1 (es) 1947-02-16

Similar Documents

Publication Publication Date Title
FR918863A (fr) étancon télescopique perfectionné
FR920465A (fr) Broyeur-pressoir
FR910581A (fr) Aéromoteur
FR916650A (fr) Chenillette
FR919091A (fr) étancon métallique
FR916999A (fr) Rectoscope perfectionné
FR912185A (fr) Autocompresseur
FR915380A (fr) Cycle-porteur
FI22523A (fi) Värmeutväxlare
FI23328A (fi) Koppling
FR912788A (fr) Cultivateur
FR914267A (fr) Cycle-car
FR911909A (fr) Etrésillon-vérin
FR914313A (fr) Mano-soupape
FR1022801A (fr) Servo-anémomètre
FR913682A (fr) Survolteur-dévolteur
FR916968A (fr) Jalousies
FR913485A (fr) Limonière
FR912874A (fr) Sarbacane
FR908855A (fr) Compresseur-gonfleur
FR916743A (fr) Hourdis-plancher
FR911778A (fr) égrenoir
FR919174A (fr) Chausson-guêtre
FR910134A (fr) Hydro-glisseur
FR909437A (fr) Agenda-répertoire