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Machine translation
1. (WO1997022760) MANHOLE COVER
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1997/022760    International Application No.:    PCT/GB1996/002973
Publication Date: 26.06.1997 International Filing Date: 29.11.1996
Chapter 2 Demand Filed:    05.07.1997    
IPC:
E02D 29/14 (2006.01)
Applicants: ENVIROLITE HOLDINGS LIMITED [GB/GB]; Melville House, High Street, Great Dunmow, Essex CM6 1AF (GB) (For All Designated States Except US).
WARDELL, Jeffrey, Robert [GB/GB]; (GB) (For US Only)
Inventors: WARDELL, Jeffrey, Robert; (GB)
Agent: SANDERSON, Laurence, Andrew; Sanderson & Co., 34 East Stockwell Street, Colchester, Essex CO1 1ST (GB)
Priority Data:
9525790.3 16.12.1995 GB
Title (EN) MANHOLE COVER
(FR) PLAQUE D'EGOUT
Abstract: front page image
(EN)A manhole cover (1) comprising a top (2) and a base (4) which define a space therebetween, and reinforcing walls (8') which extend at least partially between the top (2) and base (4) to define voids (10, 10') within the so-defined space, wherein the reinforcing walls (8'), and hence the so-defined voids (10, 10'), radiate from the centre region of the cover.
(FR)Cette plaque d'égout (1) comprend une partie supérieure (2), une base (4) délimitant un espace entre elle-même et la partie supérieure, ainsi que des parois (8') de renforcement s'étendant au moins partiellement entre la partie supérieure (2) et la base (4), afin de délimiter des vides (10, 10') à l'intérieur dudit espace, lesquelles parois (8'), et par conséquent les vides (10, 10') ainsi délimités, rayonnent à partir de la région centrale de la plaque.
Designated States: AL, AM, AT, AU, AZ, BB, BG, BR, BY, CA, CH, CN, CZ, DE, DK, EE, ES, FI, GB, GE, HU, IL, IS, JP, KE, KG, KP, KR, KZ, LK, LR, LS, LT, LU, LV, MD, MG, MK, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, TJ, TM, TR, TT, UA, UG, US, UZ, VN.
African Regional Intellectual Property Organization (KE, LS, MW, SD, SZ, UG)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)