EP0044283A3 - Multiple-use channel-shaped structure for suspended ceiling - Google Patents

Multiple-use channel-shaped structure for suspended ceiling Download PDF

Info

Publication number
EP0044283A3
EP0044283A3 EP81830093A EP81830093A EP0044283A3 EP 0044283 A3 EP0044283 A3 EP 0044283A3 EP 81830093 A EP81830093 A EP 81830093A EP 81830093 A EP81830093 A EP 81830093A EP 0044283 A3 EP0044283 A3 EP 0044283A3
Authority
EP
European Patent Office
Prior art keywords
shaped structure
suspended ceiling
use channel
channel
ceiling
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
EP81830093A
Other versions
EP0044283A2 (en
EP0044283B1 (en
Inventor
Laurent Maillard
Graziano Bregolin
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.)
THERMOSYSTEM SpA
Original Assignee
THERMOSYSTEM SpA
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 THERMOSYSTEM SpA filed Critical THERMOSYSTEM SpA
Publication of EP0044283A2 publication Critical patent/EP0044283A2/en
Publication of EP0044283A3 publication Critical patent/EP0044283A3/en
Application granted granted Critical
Publication of EP0044283B1 publication Critical patent/EP0044283B1/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/06—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members
    • E04B9/064—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members comprising extruded supporting beams
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/02—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation having means for ventilation or vapour discharge
EP81830093A 1980-07-11 1981-06-04 Multiple-use channel-shaped structure for suspended ceiling Expired EP0044283B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2339680 1980-07-11
IT23396/80A IT1131962B (en) 1980-07-11 1980-07-11 MULTI-PURPOSE CNALIFORM STRUCTURE FOR CEILINGS, IN PARTICULAR TO SUPPORT ABSOLUTE FILTERS OF A WHITE CHAMBER

Publications (3)

Publication Number Publication Date
EP0044283A2 EP0044283A2 (en) 1982-01-20
EP0044283A3 true EP0044283A3 (en) 1982-06-09
EP0044283B1 EP0044283B1 (en) 1983-12-14

Family

ID=11206713

Family Applications (1)

Application Number Title Priority Date Filing Date
EP81830093A Expired EP0044283B1 (en) 1980-07-11 1981-06-04 Multiple-use channel-shaped structure for suspended ceiling

Country Status (4)

Country Link
EP (1) EP0044283B1 (en)
DE (1) DE3161629D1 (en)
ES (1) ES268141Y (en)
IT (1) IT1131962B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4946484A (en) * 1988-02-05 1990-08-07 Donaldson Company, Inc. Support for clean room ceiling grid system
WO1989007182A1 (en) * 1988-02-05 1989-08-10 Donaldson Company, Inc. Clean room ceiling grid system
US5865674A (en) * 1995-12-22 1999-02-02 Envirco Corporation Flush lighting system for cleanroom

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL112495C (en) * 1960-04-07 1965-09-15 Fils Jacques Huguenin
FR1472419A (en) * 1966-03-16 1967-03-10 Screed
US3911639A (en) * 1970-02-11 1975-10-14 Joel R Rachlin Method of making and installing a ventillating air distribution channel
US3975995A (en) * 1975-03-13 1976-08-24 American Air Filter Company, Inc. Ventilated ceiling construction
US4060025A (en) * 1976-09-30 1977-11-29 Pelosi Jr Michael H Air distribution ceiling
GB1538856A (en) * 1976-05-26 1979-01-24 Selfe M Integrated ceiling systems
DE2809674A1 (en) * 1978-03-07 1979-12-20 Metallbau Ritter Trennwaende G Suspended ceiling with grid frame - has groove and threaded rod system permitting opening and closing filling panels from below

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL112495C (en) * 1960-04-07 1965-09-15 Fils Jacques Huguenin
FR1472419A (en) * 1966-03-16 1967-03-10 Screed
US3911639A (en) * 1970-02-11 1975-10-14 Joel R Rachlin Method of making and installing a ventillating air distribution channel
US3975995A (en) * 1975-03-13 1976-08-24 American Air Filter Company, Inc. Ventilated ceiling construction
GB1538856A (en) * 1976-05-26 1979-01-24 Selfe M Integrated ceiling systems
US4060025A (en) * 1976-09-30 1977-11-29 Pelosi Jr Michael H Air distribution ceiling
DE2809674A1 (en) * 1978-03-07 1979-12-20 Metallbau Ritter Trennwaende G Suspended ceiling with grid frame - has groove and threaded rod system permitting opening and closing filling panels from below

Also Published As

Publication number Publication date
EP0044283A2 (en) 1982-01-20
ES268141U (en) 1983-06-01
DE3161629D1 (en) 1984-01-19
IT1131962B (en) 1986-06-25
IT8023396A0 (en) 1980-07-11
ES268141Y (en) 1983-12-01
EP0044283B1 (en) 1983-12-14

Similar Documents

Publication Publication Date Title
GB2117029B (en) Suspended ceiling
GB2116601B (en) Suspended ceiling access panel
GB8415224D0 (en) Suspended ceiling system components
PH19600A (en) Suspended ceiling
GB2099475B (en) Suspended ceiling bracket
GB2152091B (en) Suspended ceiling
GB2153407B (en) Suspended ceiling
GB2087451B (en) Suspended ceiling ventilation
DE3161629D1 (en) Multiple-use channel-shaped structure for suspended ceiling
GB8410314D0 (en) Supporting suspended ceiling
JPS576113A (en) Ceiling hanging metals
GB8429809D0 (en) Suspended ceiling support structure
GB2074208B (en) Suspended ceiling system
EP0049433A3 (en) Grid-panel ceiling
GB8518069D0 (en) Retaining suspended ceiling panels
GB2123053B (en) Suspended integrated ceiling
JPS5737686A (en) Suspended ceiling for furnace
GB2091778B (en) Removable ceiling panels
GB2117427B (en) Suspended ceilings
JPS57260A (en) Ceiling panel
JPS56122456A (en) Ceiling structure
JPS54164312A (en) Suspended ceiling
JPS56139335A (en) Saobuchi ceiling
GB8310746D0 (en) Assembly for supporting suspended ceiling
GB2079809B (en) Acoustical-refelctive ceiling construction

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): BE DE FR GB LU NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Designated state(s): BE DE FR GB LU NL

17P Request for examination filed

Effective date: 19820614

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Designated state(s): BE DE FR GB LU NL

REF Corresponds to:

Ref document number: 3161629

Country of ref document: DE

Date of ref document: 19840119

ET Fr: translation filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19840628

Year of fee payment: 4

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19840630

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 19840630

Year of fee payment: 4

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19840710

Year of fee payment: 4

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 19860630

Year of fee payment: 6

BERE Be: lapsed

Owner name: THERMOSYSTEM S.P.A.

Effective date: 19870630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19880101

NLV4 Nl: lapsed or anulled due to non-payment of the annual fee
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19880226

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19880301

GBPC Gb: european patent ceased through non-payment of renewal fee
REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19881118

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Effective date: 19890630