| (19) |
 |
|
(11) |
EP 0 381 452 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
19.02.1992 Bulletin 1992/08 |
| (43) |
Date of publication A2: |
|
08.08.1990 Bulletin 1990/32 |
| (22) |
Date of filing: 30.01.1990 |
|
| (51) |
International Patent Classification (IPC)5: G10K 11/16 |
|
| (84) |
Designated Contracting States: |
|
AT BE CH DE DK ES FR GB GR IT LI LU NL SE |
| (30) |
Priority: |
31.01.1989 US 304320
|
| (71) |
Applicants: |
|
- Gendron, Denise M.
Toronto, Ontario M5R 1K9 (CA)
- Allen, Christopher Michael
Ottawa
Ontario K2G 3G4 (CA)
- Robbie, Roderick George
Toronto
Ontario M4T 2E2 (CA)
|
|
| (72) |
Inventors: |
|
- Gendron, Denise M.
Toronto, Ontario M5R 1K9 (CA)
- Allen, Christopher Michael
Ottawa
Ontario K2G 3G4 (CA)
- Robbie, Roderick George
Toronto
Ontario M4T 2E2 (CA)
|
| (74) |
Representative: Coxon, Philip et al |
|
Eric Potter & Clarkson
St. Mary's Court
St. Mary's Gate
Nottingham NG1 1LE
Nottingham NG1 1LE (GB) |
|
| |
|
(57) A laminated sheet (10) of flexible acoustic material comprising a batt (12) of fiberglass
sandwiched between two outer layers (14) of loose weave unsealed sailcloth. Elongated
panels of the sheets (10) may be attached laterally one to another to form a canopy
(24). One side of the sheet may carry a zipper component (32) for hanging banners
(36) from the canopy.