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1. WO2009052302 - RETAINING WALL BLOCK

Publication Number WO/2009/052302
Publication Date 23.04.2009
International Application No. PCT/US2008/080188
International Filing Date 16.10.2008
IPC
B28B 7/00 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
7Moulds; Cores; Mandrels
B28B 7/24 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
7Moulds; Cores; Mandrels
24Unitary mould structures with a plurality of moulding spaces
B28B 7/18 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
7Moulds; Cores; Mandrels
16Moulds for making shaped articles with cavities or holes open to the surface
18the holes passing completely through the article
CPC
B28B 3/02
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
3Producing shaped articles from the material by using presses
02wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
B28B 7/0041
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
7Moulds; Cores; Mandrels
0029Moulds or moulding surfaces not covered by B28B7/0058 - B28B7/36 and B28B7/40 - B28B7/465, e.g. moulds assembled from several parts
0035Moulds characterised by the way in which the sidewalls of the mould and the moulded article move with respect to each other during demoulding
0041the sidewalls of the mould being moved only parallelly away from the sidewalls of the moulded article
B28B 7/0073
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
7Moulds; Cores; Mandrels
0064Moulds characterised by special surfaces for producing a desired surface of a moulded article, e.g. profiled or polished moulding surfaces
0073with moulding surfaces simulating assembled bricks or blocks with mortar joints
B28B 7/0097
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
7Moulds; Cores; Mandrels
0097Press moulds; Press-mould and press-ram assemblies
B28B 7/183
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
7Moulds; Cores; Mandrels
16Moulds for making shaped articles with cavities or holes open to the surface ; , e.g. with blind holes
18the holes passing completely through the article
183for building blocks or similar block-shaped objects
B28B 7/24
BPERFORMING OPERATIONS; TRANSPORTING
28WORKING CEMENT, CLAY, OR STONE
BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
7Moulds; Cores; Mandrels
24Unitary mould structures with a plurality of moulding spaces ; , e.g. moulds divided into multiple moulding spaces by integratable partitions, mould part structures providing a number of moulding spaces in mutual co-operation
Applicants
  • KEYSTONE RETAINING WALL SYSTEMS, INC. [US]/[US] (AllExceptUS)
  • MACDONALD, Robert [US]/[US] (UsOnly)
  • LACROIX, David [US]/[US] (UsOnly)
Inventors
  • MACDONALD, Robert
  • LACROIX, David
Agents
  • O'CONNELL, Patrick, J.
Priority Data
60/980,88618.10.2007US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) RETAINING WALL BLOCK
(FR) BLOC DE MUR DE SOUTÈNEMENT
Abstract
(EN)
A retaining wall block having a rear flange and a mold box and method of making the block. The mold box is configured with a mold cavity that includes a vertical flange forming cavity extending from the top of the mold box to the bottom of the mold box.
(FR)
L'invention porte sur un bloc de mur de soutènement présentant une bride arrière et une boîte de moulage, et sur un procédé de fabrication du bloc. La boîte de moulage est configurée avec une cavité de moulage qui comporte une cavité de formation de bride verticale s'étendant de la partie supérieure de la boîte de moulage à la partie inférieure de la boîte de moulage.
Also published as
NZ584638
Latest bibliographic data on file with the International Bureau