FR965662A - etai metallique reglable - Google Patents

etai metallique reglable

Info

Publication number
FR965662A
FR965662A FR965662DA FR965662A FR 965662 A FR965662 A FR 965662A FR 965662D A FR965662D A FR 965662DA FR 965662 A FR965662 A FR 965662A
Authority
FR
France
Prior art keywords
adjustable metal
metal prop
prop
adjustable
metal
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)
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.)
Acrow Ltd UK
Original Assignee
Acrow Ltd UK
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 Acrow Ltd UK filed Critical Acrow Ltd UK
Application granted granted Critical
Publication of FR965662A publication Critical patent/FR965662A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • 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
    • 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
    • E04G25/061—Shores or struts; Chocks telescopic with parts held together by positive means by pins
    • 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
    • E04G25/061—Shores or struts; Chocks telescopic with parts held together by positive means by pins
    • E04G25/063—Shores or struts; Chocks telescopic with parts held together by positive means by pins with safety devices to avoid the accidental loss or unlocking of the pin, e.g. chains attaching the pin to the prop
    • 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
    • E04G25/065—Shores or struts; Chocks telescopic with parts held together by positive means by a threaded nut
    • 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
    • E21D15/16—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
    • E21D15/24—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure with axial screw-and-nut, rack-and-worm, or like mechanism
FR965662D 1947-01-17 1948-05-03 etai metallique reglable Expired FR965662A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB170147X 1947-01-17

Publications (1)

Publication Number Publication Date
FR965662A true FR965662A (fr) 1950-09-19

Family

ID=27257442

Family Applications (1)

Application Number Title Priority Date Filing Date
FR965662D Expired FR965662A (fr) 1947-01-17 1948-05-03 etai metallique reglable

Country Status (5)

Country Link
US (1) US2468484A (fr)
BE (1) BE489269Q (fr)
CH (1) CH256433A (fr)
DE (1) DE806907C (fr)
FR (1) FR965662A (fr)

Families Citing this family (13)

* 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
GB649368A (en) * 1948-06-30 1951-01-24 De Vigier William Improvements in or relating to adjustable metal props
US2721051A (en) * 1949-04-07 1955-10-18 Lobbe Armin Hydraulic pit props
BE503073A (fr) * 1950-05-08
US2750155A (en) * 1952-02-18 1956-06-12 Rogers Iron Works Company Hydraulic jib arm for drilling machines
US2777660A (en) * 1953-11-27 1957-01-15 Henry P Albrecht Adjustable shores
US2804673A (en) * 1954-06-08 1957-09-03 Fortunat B Fex Concrete beam form supports
US3920220A (en) * 1975-01-17 1975-11-18 Dell Holdings Ltd Jack post
US4596371A (en) * 1984-05-31 1986-06-24 Clark Burney E Recreational vehicle support and stabilizing device
US5310153A (en) * 1993-04-26 1994-05-10 Jackson George W Quick release washer for a shoring post
ITPD940140A1 (it) * 1993-09-30 1996-01-27 Manfrotto Lino & C Spa Asta estensibile
US7481408B1 (en) 2007-12-06 2009-01-27 Knight Stephen R Adjustable telescoping support bar for raising and/or holding an object in an elevated position
WO2022034493A1 (fr) * 2020-08-10 2022-02-17 Peri Ag Ensemble étançon d'acier télescopique réglable ayant une action de poussée-traction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT69646B (de) * 1914-02-23 1915-08-25 Fahrzeugfabrik Eisenach Verstellbare Wagenstütze für Beobachtungswagen und dgl.
CH162231A (fr) * 1932-06-02 1933-06-15 Glama S A Vérin télescopique pour véhicules automobiles, plus particulièrement de poids lourds.
CH172279A (fr) * 1933-11-07 1934-10-15 Adria S A Etai.
US2352117A (en) * 1943-06-03 1944-06-20 Pasternack Joseph Jack

Also Published As

Publication number Publication date
US2468484A (en) 1949-04-26
DE806907C (de) 1951-06-21
CH256433A (de) 1948-08-31
BE489269Q (fr) 1949-06-15

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