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1. (WO1998053151) MANHOLE COVER RETROFIT ASSEMBLY
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1998/053151 International Application No.: PCT/US1998/008467
Publication Date: 26.11.1998 International Filing Date: 27.04.1998
IPC:
E02D 29/14 (2006.01)
E FIXED CONSTRUCTIONS
02
HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING
D
FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
29
Underground or underwater structures; Retaining walls
12
Manhole shafts; Other inspection or access chambers; Accessories therefor
14
Covers for manholes or the like; Frames for covers
Applicants:
TOTAL CONTAINMENT, INC. [US/US]; 422 Business Center A130 North Drive Oaks, PA 19456, US
Inventors:
BRAUN, Randy; US
GILBERT, David; US
Agent:
HUIS, Randolph, J.; Panitch Schwarze Jacobs & Nadel, P.C. One Commerce Square 22nd floor 2005 Market Street Philadelphia, PA 19103-7086, US
Priority Data:
08/859,22719.05.1997US
Title (EN) MANHOLE COVER RETROFIT ASSEMBLY
(FR) ENSEMBLE TAMPON DE REGARD DE COMPLEMENT
Abstract:
(EN) The manhole insert ring (32) of the present invention for manholes is mounted upon the existing cast iron ring (12) so that the composite manhole cover (30) can be rested therein. The ring (32) is preferably a single unit having an inner ring portion with an upper and side surfaces to support the cover and an outer ring portion with a lower surface for supporting the ring upon the iron cast ring (12). The outer ring portion has a peripheral flange that extends several inches outwardly from the inner ring cover support portion. The inner ring portion has a side surface that extends down from the upper flange in which the cover will fit, and an upper surface that extends inwardly from the lower end of the annular side surface to support the cover.
(FR) La couronne de regard rapportée (32) de la présente invention vient s'adapter sur les plaques de regards (12) en fonte existants de façon à pouvoir y installer le tampon de regard composite (30). La couronne (32) est de préférence une pièce monobloc constituée d'une partie intérieure de couronne dont les faces supérieures et latérales supportent le tampon, et d'une partie extérieure de couronne dont la face inférieure repose sur la plaque de regard (12) en fonte. La partie extérieure de couronne présente un flanc périphérique débordant de plusieurs pouces vers l'extérieur depuis de la partie support de tampon de la partie intérieure de la couronne. La partie intérieure de la couronne présente une face latérale descendant du flanc supérieur dans lequel vient s'adapter le tampon, et une face supérieure se développant vers l'intérieur en partant de l'extrémité inférieure de la face latérale annulaire de façon à supporter le tampon.
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Designated States: AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, CA, CH, CN, CU, CZ, DE, DK, EE, ES, FI, GB, GE, GH, GM, GW, HU, ID, IL, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MD, MG, MK, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, SL, TJ, TM, TR, TT, UA, UG, UZ, VN, YU, ZW
African Regional Intellectual Property Organization (ARIPO) (GH, GM, KE, LS, MW, SD, SZ, UG, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, CY, 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)
Also published as:
AU1998071652