FR2410712A1 - CLEAR FLOOR - Google Patents

CLEAR FLOOR

Info

Publication number
FR2410712A1
FR2410712A1 FR7829775A FR7829775A FR2410712A1 FR 2410712 A1 FR2410712 A1 FR 2410712A1 FR 7829775 A FR7829775 A FR 7829775A FR 7829775 A FR7829775 A FR 7829775A FR 2410712 A1 FR2410712 A1 FR 2410712A1
Authority
FR
France
Prior art keywords
longitudinal bars
parallel
right section
bars
floor
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.)
Granted
Application number
FR7829775A
Other languages
French (fr)
Other versions
FR2410712B1 (en
Inventor
Raymond Skidmore
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.)
Redman Fisher Engineering Ltd
Original Assignee
Redman Fisher Engineering Ltd
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 Redman Fisher Engineering Ltd filed Critical Redman Fisher Engineering Ltd
Publication of FR2410712A1 publication Critical patent/FR2410712A1/en
Application granted granted Critical
Publication of FR2410712B1 publication Critical patent/FR2410712B1/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/42—Gratings; Grid-like panels
    • E04C2/421—Gratings; Grid-like panels made of bar-like elements, e.g. bars discontinuous in one direction
    • E04C2/422—Gratings; Grid-like panels made of bar-like elements, e.g. bars discontinuous in one direction with continuous bars connecting at crossing points of the grid pattern
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
    • B21D47/005—Making gratings

Abstract

LE PLANCHER A CLAIRE-VOIE COMPREND PLUSIEURS BARRES LONGITUDINALES 10 PARALLELES ENTRE ELLES RELIEES ENSEMBLE PAR DES BARREAUX TRANSVERSAUX 11. CHAQUE BARREAU 11 CROISE DANS SA LONGUEUR PLUS DE DEUX BARRES LONGITUDINALES 10. DES ELEMENTS ALLONGES INTERMEDIAIRES 12 SONT INSERES DANS LES INTERVALLES EXISTANT ENTRE BARRES LONGITUDINALES 10 ADJACENTES. CES ELEMENTS 12 SONT PARALLELES AUX BARRES LONGITUDINALES 10 ET RECTILIGNES. L'AIRE DE LEUR SECTION DROITE EST INFERIEURE A CELLE DE LA SECTION DROITE DES BARRES LONGITUDINALES 10. APPLICATION EN PARTICULIER AUX PLANCHERS A CLAIRE-VOIE LEGERS ET COUVRANT BIEN LA SURFACE.THE FLOOR WITH CLEAR TRACK INCLUDES SEVERAL LONGITUDINAL BARS 10 PARALLEL BETWEEN THEM CONNECTED TOGETHER BY CROSS BARS 11. EACH BAR 11 CROSSES IN ITS LENGTH MORE THAN TWO LONGITUDINAL BARS 10. INTERMEDIATE EXTENDED ELEMENTS 12 ARE INSERTED BETWEEN LONG LENGTHS 10 ADJACENT. THESE ELEMENTS 12 ARE PARALLEL WITH LONGITUDINAL BARS 10 AND STRAIGHT. THE AREA OF THEIR RIGHT SECTION IS LESS THAN THAT OF THE RIGHT SECTION OF THE LONGITUDINAL BARS 10. APPLICATION IN PARTICULAR TO LIGHT RAILWAY FLOORS AND WELL COVERING THE SURFACE.

FR7829775A 1977-12-02 1978-10-19 CLEAR FLOOR Granted FR2410712A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB50250/77A GB1593869A (en) 1977-12-02 1977-12-02 Open flooring

Publications (2)

Publication Number Publication Date
FR2410712A1 true FR2410712A1 (en) 1979-06-29
FR2410712B1 FR2410712B1 (en) 1982-12-03

Family

ID=10455233

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7829775A Granted FR2410712A1 (en) 1977-12-02 1978-10-19 CLEAR FLOOR

Country Status (4)

Country Link
FR (1) FR2410712A1 (en)
GB (2) GB1593869A (en)
NO (1) NO783308L (en)
WO (1) WO1978000002A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9507076D0 (en) * 1995-04-05 1995-05-31 Redman Fisher Eng Ltd Flooring grid

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE660199C (en) * 1938-05-19 Hermann Kappert Dipl Ing Cover grille
US2246766A (en) * 1939-04-06 1941-06-24 Kerlow Steel Flooring Co Grating
US2437186A (en) * 1944-05-27 1948-03-02 Carnegie Illinois Steel Corp Grating and method of making the same
US2580185A (en) * 1947-05-14 1951-12-25 Reliance Steel Prod Co Traffic bearing slab
US2645985A (en) * 1950-04-26 1953-07-21 United States Steel Corp Open floor grating
US2747474A (en) * 1952-02-19 1956-05-29 Reliance Steel Prod Co Gratings
US2767627A (en) * 1952-08-30 1956-10-23 Allison Steel Mfg Company Bridge gratings
DE1260751B (en) * 1960-08-13 1968-02-08 Eberspaecher J Grating

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE660199C (en) * 1938-05-19 Hermann Kappert Dipl Ing Cover grille
US2246766A (en) * 1939-04-06 1941-06-24 Kerlow Steel Flooring Co Grating
US2437186A (en) * 1944-05-27 1948-03-02 Carnegie Illinois Steel Corp Grating and method of making the same
US2580185A (en) * 1947-05-14 1951-12-25 Reliance Steel Prod Co Traffic bearing slab
US2645985A (en) * 1950-04-26 1953-07-21 United States Steel Corp Open floor grating
US2747474A (en) * 1952-02-19 1956-05-29 Reliance Steel Prod Co Gratings
US2767627A (en) * 1952-08-30 1956-10-23 Allison Steel Mfg Company Bridge gratings
DE1260751B (en) * 1960-08-13 1968-02-08 Eberspaecher J Grating

Also Published As

Publication number Publication date
GB1593869A (en) 1981-07-22
WO1978000002A3 (en) 1979-02-08
GB2036149B (en) 1982-04-21
WO1978000002A2 (en) 1978-12-07
FR2410712B1 (en) 1982-12-03
NO783308L (en) 1978-11-20
GB2036149A (en) 1980-06-25

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Legal Events

Date Code Title Description
ST Notification of lapse