GB2185276A - Building blocks - Google Patents

Building blocks Download PDF

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Publication number
GB2185276A
GB2185276A GB08700661A GB8700661A GB2185276A GB 2185276 A GB2185276 A GB 2185276A GB 08700661 A GB08700661 A GB 08700661A GB 8700661 A GB8700661 A GB 8700661A GB 2185276 A GB2185276 A GB 2185276A
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GB
United Kingdom
Prior art keywords
block
ofthe
interlocking
ribs
rib
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.)
Withdrawn
Application number
GB08700661A
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GB8700661D0 (en
Inventor
Plessis Andries Hendrik Du
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB8700661D0 publication Critical patent/GB8700661D0/en
Publication of GB2185276A publication Critical patent/GB2185276A/en
Withdrawn legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/02Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • E04B2/04Walls having neither cavities between, nor in, the solid elements
    • E04B2/06Walls having neither cavities between, nor in, the solid elements using elements having specially-designed means for stabilising the position
    • E04B2/08Walls having neither cavities between, nor in, the solid elements using elements having specially-designed means for stabilising the position by interlocking of projections or inserts with indentations, e.g. of tongues, grooves, dovetails
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/02Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • E04B2002/0202Details of connections
    • E04B2002/0204Non-undercut connections, e.g. tongue and groove connections
    • E04B2002/0208Non-undercut connections, e.g. tongue and groove connections of trapezoidal shape

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Revetment (AREA)

Abstract

An interlocking building block 10 has complementally interlocking projections 16 and recesses 28 (Fig 3) on opposite surfaces thereof. The projections are provided by ribs arranged to form at least one upstanding cruciform shape. <IMAGE>

Description

SPECiFICATION Building blocks THIS invention relates to a building block of interlocking type.
Most known interlocking building blocks have projecting formations on one major surface and corresponding recessess on an opposite majorsur face. This enablesthem to be located together in a manner which locks them at least to some extent against movement from their positions in a structure.
The present invention seeks to provide a novel and alternative form of interlocking building block.
An interlocking building block according to the present invention has complementally interlocking projections and recesses on opposite surfaces thereof, the projections of the block being receivable complementally by the recesses ofanother neighbouring block, wherein the projections are in the form of ribs which are arranged to form at least one upstanding cruciform shape.
A preferred, basic block ofthis type is generally of rectangular configuration with one of its major surfaces having a rib which extends in the long direction ofthe block and transverse ribs which extend at right angles to the first-mentioned rib so asto define two cruciform shapes.
Various other forms of block ofthe type defined above are also possible, the block in each case having ribs which define one or more cruciform shapes on one majorsurface ofthe block and a recess on an opposite major surface which is complemental in shape to the ribs.
The invention also provides a block wherein the block is generally oblong rectangularin shape with four major side surfaces and two minor end surfaces, one ofthe end surfaces being provided with ribs which define at least one upstanding cruciform shape.
Some embodiments of the invention will now be described by way of example with reference to the accompanying drawings, in which: Figures 1,2 and3 show perspective, plan and underplan views respectively of a first embodiment of building block according to the invention; Figure 4shows how blocks ofthetype seen in Figures 1 to 3 can be arranged in stretcher bond fashion; Figure 5 shows how blocks of the type seen in Figures 1 to 3 can be arranged in stacked fashion; Figure 6 shows how blocks ofthetype seen in Figures 1 to 3 can be used to form thecorner in a building; Figures 7,8 and 9 show perspective, plan and underplan views of a second embodiment of building block according to the invention; Figure 10 shows how blocks ofthetype seen in Figures 7 to 9 can be used to form a corner;; Figure 11 shows how blocksofthetype seen in Figures 7 to 9 can beusedtoform acolumbox; Figure 12 shows how blocks ofthetype seen in Figures 7 to 9 can be used in the formation of a cavity wall; Figures 13 to 18 show perspective views of other embodiments of building block accordingto the invention; Figure 19 shows how blocks ofthetype seen in Figures 16 and 18arestacked; and Figures 20 to 23 show perspective views of other blocks according to the invention.
Figures 24to 26 show perspective, plan and underplan views of yet anotherblockaccording tothe invention; and Figure 27 shows a perspective view of another block according to the invention.
The building block 10 seen in Figures 1 to 3 is basically rectangular in shape with dimensions which correspond to the dimensions of a standard building brick. The block 10 has an uppermajorsurface 12 and a lowermajorsurface 14. Upstanding ribs 16 are provided on the upper major surface 12 to provide a double cruciform configuration as illustrated. A longitudinal rib 16A extends from one end 18 of the block to the opposite end 20. Transverse ribs 1 6B extend from one side ofthe blockto the opposite side 24. The side edges 26 ofthe ribs 16areall bevelled at45 tothe majorsurface 12.
The lower major surface 1 4 of the block 10 is formed with a complemental recess 28 which provides the double cruciform configuration seen in Figure 3. A longitudinal part 28A of the recess 28 extends from one end 18 to the opposite end 20, while transverse parts 28B ofthe recess extend from one side 22 to the opposite side 24. The sides 30 ofthe recess are bevelled at 45"to the plan ofthe majorsurface 14.
The dimensions A and B in Figures 2 and 3 illustrate the complemental nature of the ribs 16 and the recess 28. The dimension B is exactly twice the dimension A.
The provision of ribs 16 on the upper majorsurface 12 and ofthe recess 28 on the lower major surface 14 enables blocks 10 to be interlocked with one another in a variety of configurations. Figure 4 illustrates how blocks 10 can be interlocked in stretcher bond fashion, with one half of an upper block overlapping and interlocking with one half of a lower block. Because of the dimensional relationships, blocks 10 can also be stacked in stretcher bond fashion to form a corner, such asthatseeninFigure6.Figure5illustratesa series of blocks 10 which are merely stacked one on top ofthe other in perfect registry. Various other configurations which are not illustrated are also possibie.
Figures 7 to 9 illustrate a second embodiment 100 of block according to the invention. The block 100 is generally rectangular in vertical cross-section but is L-shapedin plan view. On itsuppermajorsurface 102, the block 100 is provided with upstanding ribs 104 which define four cruciform shapes. As in the case of the ribs 16 of the previous embodiment, the ribs 104 have side edges 106 which are bevelled at 450to the planeofthe upper major surface.
The lower majorsurface 108 ofthe block 100 is formed with a complemental recess 110 which defines four cruciform shapes as illustrated in Figure 9. The side edges 112 ofthe recess 110 are bevelled at 45 to the plane of the lower major surface 108.The dimensions A and B in Figures8 and 9 are identical to the dimensionsAand B in the Figures depicting the previous embodiment. Thus the long leg ofthe L-shape is exactly one and a half times the length of the block 10whiletheshorterleg ofthe L-shape has the same length as the block 10. These dimensional relationships enablethe block 100 to mate in interlock- ing fashion with blocks 10 as well as with one another.
An alternative version of an L-shaped block has longer and shorter legs identical in dimension to the legs of the block 100 buttheshorterleg extendsfromthe longer leg in the opposite direction to that ofthe block 100. A part ofthe shorter leg of such an alternative version is indicated partially in dotted lines in Figure 9.
Blocks 100 (and the alternative version referred to above) are extremely versatile. Figure 10 illustrates how such blocks can be combined with blocks of the type seen in Figures 1 to 3 to form a corner in a building. Figure 11 illustrates how such blocks can be combined with one anotherto form a column box which has a vacant core area 112. After construction of the column box to the required height, the vacant central core area can be filled with concrete, with vertical steel reinforcement if necessary.
Figure 12 shows how blocks 10 ofthetype seen in Figures 1 to 3 can be combined with L-shaped blocks 1 00to form a cavity wall with the clear spacing between the two skins of the wall being spaced apart from one another by the width of a block 10 (i.e. by a distance 2A). In most conventional cavity walls, the spaced skins are not connected to one another by brickwork, and it is considered advantageous to key them to one another in the manner illustrated in Figure 12.
Figure 13 illustrates a third embodiment 200 of block according to the invention. The block 200 is similar in nature to the first embodiment of block described with reference to Figures 1 to 3 but is substantially longer.The major upper surface 202 of the block 200 has upstanding ribs which define eight cruciform shapes, while its major lower surface has a complemental recess also defining cruciform shapes, in this casetwo. The block 200 is intended to serve as a lintel and the centre to centre spacing of its transverse ribs is equal to the dimension B. The ribs and recess of the block 200 enable itto be interlocked with blocks such as the block 10 and the block 100 at either end thereof.
Figure 14 illustrates a further block 300 according to the invention. The block 300 isformed as exactly one half of a block 10 and its dimensional characteristics are indicated in Figure 14. Once again, the block has upstanding ribs on its upper major surface and a complemental recess in its lower major surface. In this case, the upstanding ribs define a single cruciform shape as illustrated. The block 300 is used in the same manner as a half-brick in conventional rectangular brickwall construction but is, of course, able to interlockwith neigh bou ring blocks ofthe kind de scribed previously.
Figure 15 illustrates yet another advantageous embodimentofthe invention.The block 400 of Figure 15 is square inplanview and provides central vacant cavity 402. Once again, upstanding ribs are provided on the upper major surface 404 and a complemental recess is provided in the lower major surface. Blocks 400 can be stacked one on top ofthe othertoform a column box the vacant central core of which can subsequently be filied with concrete. The rib spacings and dimensions ofthe block 400 correspond to the spacings of the ribs in the previous embodiments, enabling the block 400 to mate with the other kinds of block already described.
The block 500 of Figure 16 is similarto the block 10 ofthe first embodiment, but differs from it in that a cut-out 502 is provided. The cut-out, which has a length equal to the dimension B and a width equal to the dimension A, is sized to accommodate a standard terminal boxforan electrical plug top.
Figure 18 illustrates another block 600 which also has a cut-out, in this case numbered 602. The length of the cut-out 602 is slightly less than that ofthe cut-out 502 and is provided to accommodate electrical and other service conduits in a wall. Figure re 19 illustrates how blocks 600 can be combined with a block 500 to provide space forthe accommodation of electrical and other surface conduits and an electrical plug top terminal. Once the conduits and plug top terminal have been correctly located in the cut-outs, the cut-outs can be grouted up with a suitable cementitious mortar.
Figure l7illustratesyetanotherblock700according to the invention. In this case the block 700 is identical to the block 10 of the first embodiment except that it has a cut-out 702 at one corner. The cut-out 702 can also be used for accommodating electrical or other service conduits.
Figures 20to 23 show otherforms of block according to the invention. The block 800 seen in Figure 20 is similartothe corner block 100 seen in Figure 7, but, instead of having legs of unequal length, it has legs 802,804 of equal length.
The block 900 seen in Figure 21 is T-shaped in plan view and will clearly be useful in the construction of transverse partition walls.
The block 1000 seen in Figure 22 has a central cavity 1002 and is provided with cut-outs 1004 on opposite sides. This block is useful in the construction of double walls with the central cavity 1002 serving to accommodate services, such as electrical conduits andthe like.
Because ofthecut-outs 1004,the block can be combined with blocks 500 or 600 described previously to form a wall in which there is easy access to services.
The block 1100 of Figure 23 is Z-shaped in plan view and is useful in the construction of double walls.
The block 1200seen in Figures 24to 26 is somewhat similar to that of Figures 1 to 3. In this case, the upstanding ribs 1202, 1-204 on one majorsurface ofthe block are themselves recessed. The recess includes a longitudinal groove 1206 and two transverse grooves 1 which define two cruciform shapes as illustrated.
The opposite major surface ofthe block has a double cruciform recess similar to that seen in Figure 3 with a longitudinal groove 121 Oand with two transverse grooves 121 Z. The bases of the grooves 1210 and 1212 are themselves recessed, the recess having a double cruciform shapewith a longitudinal groove 1213 and transverse grooves 1215.
It will also be noted that one end ofthe block 1200 is formed with atriangularrecess 1214.
The block 1200 is intended for use atthe edge of a window frame in a building/the uprightsidesofthe frame being received in the recesses 1214. It will be appreciated that when blocks 1200 are laid one upon the other during construction of the wall, the longitudinal grooves 1206 and 1213 of the various blocks will mate with one anotherto define a cavity extending in the direction of the wall. If the small portions 1217 (Figure 25) existing at the ends of the grooves 1206 are knocked out ofthe blocks before they are laid, the mating grooves 1206 and 1213will be continuous.The continuous grooves can accommodate reinforcement in theform of a steel wire or bar.Also,the grooves can receive laterally extending tabs associated with the upright sides ofthe window frame.
Figure 27 illustratesyet another block 1300 in accordance with the invention. In this case, it is not the major surfaces ofthe block which are provided with cruciform projections and recesses, but the minor end surfaces. Thus one end surface 1302 is provided with an upstanding cruciform shape while the opposite end surface 1304 is provided with a complemental cruciform recess. The major surfaces 1306 and 1308 of the blockareformed with a longitudinal rib and a longitudinal recess 1310 and 1312 respectively. Itwill be appreciated that blocks ofthe kind illustrated in Figure 27 will beabletomatewith one another end-to-end in one course of blocks and also with blocks immediately above and below in neighbouring courses of blocks.
Each of blocks described above can be cast integrally in concrete or any other settable mix, although plastics and wood are also possibilities. When the various blocks are combined one another in the chosen configuration to form the walls of a building, they can be laid dry on top of one another with their outer surfaces subsequently being plastered with a conventional mortar mix to bondthemfirmlyto one another. Alternatively, the ribs and recesses can have applied to them a suitable adhesive, possibly in the form of a cementitious mortar paste, so that they will bond firmly to one another when laid in the chosen configuration. Yet another possibility is for the whole blockto be dipped in a suitable cementitious paste or other adhesive before laying. Irrespective ofthe manner in which the blocks are bonded to one another, it will be appreciated thattheir cruciform ribs and recesses will ensure that a block cannot move relative to its upper and lower neighbours in a laid wall. In the case of the Figure 27 version, the block will also be unable to move relative to its endwise neighbours.
Theterms "upper" and "lower" have been used throughoutthe specification to indicate the orienta- tion in which a blockwill normally be positioned in use. These terms are not intended to be limiting on the orientation of a block which could, of course, be orientated in any otherwaywhile still achieving its interlocking function.

Claims (19)

1. An interlocking building blockwhich hascom- plementally interlocking projections and recesses on opposite surfaces thereof, the projections ofthe block being receivably complementally by the recesses of another neighbouring block, wherein the projections are in the form of ribs which are arranged to form at least one upstanding cruciform shape.
2. The interlocking block of claim 1 wherein the block is of generally rectangular configuration with one of its major surfaces having a rib which extends in the long direction ofthe block and transverse ribs which extend at right angles two the first-mentioned rib so as to define two cruciform shapes.
3. The interlocking block of claim 2 wherein the centre-to-centre spacing ofthetransverse ribs is equal to half ofthe overall length ofthe block, wherein each transverse rib is spaced from an end of the block by a distance equal to one half ofthe centre-to-centre spacing of the transverse ribs and wherein the block is symmetrical about the centre line of the rib which extends in the long direction ofthe block.
4. The interlocking blockofclaim 1 whereinthe block is of generally rectangular configuration with one of its surfaces having a first rib and second rib extending at right angles to the first rib to define a single cruciform shape.
5. An interlocking block of claim 1 wherein the block is L-shaped with a plurality of cruciform shapes defined by ribs on one majorsurface ofthe blockand with complemental recesses on an opposite major surface ofthe block.
6. The interlocking blockofclaim Swhereinone leg ofthe L-shape is longerthan the other and there are four upstanding cruciform shapes defined by ribs on one major surface ofthe block.
7. The interlocking blockofclaim 1 wherein the block has a plurality of upstanding cruciform shapes defined by ribs on one major surface thereof and a lesser number of cruciform shaped recesses on an opposite major surface thereof.
8. The interlocking block of claim 7 wherein the one major surface of the block has eight upstanding cruciform shapes defined by ribs and the opposite major surface has two cruciform shaped recesses.
9. The interlocking block of claim 1 wherein the block is square in shape and has a central cavity extendingtherethrough.
10. The interlocking block of claim 1 wherein the blockis rectangularinshape and has a cut-out in one side or in a corner thereof.
11. The interlocking block of claim 1 wherein the block is generally square in shape, has a central cavity therethrough and has cut-outs in opposite sides thereof.
12. The interlocking block of claim 1 wherein the block is T-shaped.
13. The interlocking block of claim 1 wherein the block is Z-shaped.
14. The block ofany one of claims 1 to3 wherein the ribs are recessed and wherein the bases of the recesses are recessed.
15. The block of claim 1 4wherein the recesses in the ribs and in the bases ofthe recesses define cruciform shapes.
16. Theblockofclaim 1 whereintheblockis generally oblong rectangular in shape with four major side surfaces and two minor end surfaces, one ofthe end surfaces being provided with ribs which define at least one upstanding cruciform shape.
17. Theblockofclaim 16 wherein one of the major side surfaces is provided with a longitudinal rib and an opposite major surface is provided with a complemental longitudinal groove.
18. The block of any one ofthe preceding claims wherein each rib has sides which are bevelled with respect to the surface ofthe block carrying that rib.
19. An interlocking block ubstantially as herein described with reference to Fiy u res 1 to 3, Figures 7 to 9, Figure 13,Figure 14,Figure 15,Figure 16, Figure 17, Figure 18, Figure 19, Figure 20, Figure 21, Figure 22, Figure 23, Figures 24to 26 or Figure 27 ofthe accompanying drawings.
GB08700661A 1986-01-13 1987-01-13 Building blocks Withdrawn GB2185276A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA86230 1986-01-13
ZA863415 1986-05-07

Publications (2)

Publication Number Publication Date
GB8700661D0 GB8700661D0 (en) 1987-02-18
GB2185276A true GB2185276A (en) 1987-07-15

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ID=27136790

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08700661A Withdrawn GB2185276A (en) 1986-01-13 1987-01-13 Building blocks

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AU (1) AU6757587A (en)
BR (1) BR8700201A (en)
GB (1) GB2185276A (en)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2201437A (en) * 1987-02-25 1988-09-01 Ronald Walker A building brick with spacing ridges
FR2638183A1 (en) * 1988-10-25 1990-04-27 Odisseas Katsanis BUILDING BLOCK FOR THE BUILDING OF BUILDING PARTS BY SINGLE SUPERPOSITION
BE1006113A3 (en) * 1992-08-07 1994-05-17 Vauchel Claude Assembled wall
ES2063599A2 (en) * 1991-08-14 1995-01-01 Melik Elchian Levon Modular building system
FR2737901A1 (en) * 1995-08-16 1997-02-21 Brettes Robert Prefabricated construction section for building
AU679894B3 (en) * 1996-09-06 1997-07-10 Waldemar Szczepina Self-locking, precision made, building block
WO1997043499A1 (en) * 1996-05-09 1997-11-20 Waldemar Szczepina Interlocking building block
GB2314861A (en) * 1960-09-22 1998-01-14 Waldemar Szczepina Interlocking blockwork
EP0872607A2 (en) * 1997-04-19 1998-10-21 Reiner Klinkhammer Building element, gravity wall made therefrom and its building method
GB2336860A (en) * 1999-04-06 1999-11-03 Peter C Tilling Adhesively joined bricks or blocks
EP0954723A4 (en) * 1996-03-19 1999-11-10
AU723188B2 (en) * 1996-05-09 2000-08-17 Waldemar Szczepina Interlocking building block
WO2003080953A1 (en) 2002-03-25 2003-10-02 Geiger, Peter Brick kit
WO2007083216A1 (en) * 2006-01-17 2007-07-26 Andries Hendrik Du Plessis Interlocking building block
WO2013022329A1 (en) * 2011-08-05 2013-02-14 Cortes Martinez Leonardo Maximino Wall-construction system based on prefabricated dovetailing blocks
EP3101189A1 (en) * 2015-02-20 2016-12-07 Ceské vysoké ucení technické v Praze Building unit of plastic, in particular bottle-shaped
RU218213U1 (en) * 2022-12-09 2023-05-16 Александр Владимирович Белоусов Tongue-and-groove clay-cement block (PGGTSB)
EP4379158A3 (en) * 2022-11-30 2024-06-26 DOM 3E REALIZACJE Sp. z o.o. Vertical building partition assembled from modular building elements

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB586805A (en) * 1944-10-18 1947-04-01 Jana Bohacova Improvements in or relating to building blocks
GB617933A (en) * 1946-08-14 1949-02-14 Willie Taylor Improvements relating to building blocks or bricks
GB1386088A (en) * 1971-12-17 1975-03-05 Anthony T H Building blocks
US3956862A (en) * 1974-04-05 1976-05-18 Alexandre Jr Joao Building system
GB2004578A (en) * 1977-09-23 1979-04-04 Insulock Corp Building block and structures formed therefrom
GB2152968A (en) * 1984-01-10 1985-08-14 Donald Wood Interlocking building blocks

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB586805A (en) * 1944-10-18 1947-04-01 Jana Bohacova Improvements in or relating to building blocks
GB617933A (en) * 1946-08-14 1949-02-14 Willie Taylor Improvements relating to building blocks or bricks
GB1386088A (en) * 1971-12-17 1975-03-05 Anthony T H Building blocks
US3956862A (en) * 1974-04-05 1976-05-18 Alexandre Jr Joao Building system
GB2004578A (en) * 1977-09-23 1979-04-04 Insulock Corp Building block and structures formed therefrom
GB2152968A (en) * 1984-01-10 1985-08-14 Donald Wood Interlocking building blocks

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2314861A (en) * 1960-09-22 1998-01-14 Waldemar Szczepina Interlocking blockwork
GB2314861B (en) * 1960-09-22 1999-04-21 Waldemar Szczepina Interlocking blockwork
GB2201437A (en) * 1987-02-25 1988-09-01 Ronald Walker A building brick with spacing ridges
FR2638183A1 (en) * 1988-10-25 1990-04-27 Odisseas Katsanis BUILDING BLOCK FOR THE BUILDING OF BUILDING PARTS BY SINGLE SUPERPOSITION
EP0367334A1 (en) * 1988-10-25 1990-05-09 Odisseas Katsanis Building block to construct parts of building by simple superposition
ES2063599A2 (en) * 1991-08-14 1995-01-01 Melik Elchian Levon Modular building system
BE1006113A3 (en) * 1992-08-07 1994-05-17 Vauchel Claude Assembled wall
FR2737901A1 (en) * 1995-08-16 1997-02-21 Brettes Robert Prefabricated construction section for building
EP0954723A4 (en) * 1996-03-19 1999-11-10
EP0954723A1 (en) * 1996-03-19 1999-11-10 Aluminum Company Of America Flue walls using interlocking bricks
WO1997043499A1 (en) * 1996-05-09 1997-11-20 Waldemar Szczepina Interlocking building block
AU723188B2 (en) * 1996-05-09 2000-08-17 Waldemar Szczepina Interlocking building block
AU679894B3 (en) * 1996-09-06 1997-07-10 Waldemar Szczepina Self-locking, precision made, building block
EP0872607A3 (en) * 1997-04-19 1999-12-01 Reiner Klinkhammer Building element, gravity wall made therefrom and its building method
EP0872607A2 (en) * 1997-04-19 1998-10-21 Reiner Klinkhammer Building element, gravity wall made therefrom and its building method
GB2336860A (en) * 1999-04-06 1999-11-03 Peter C Tilling Adhesively joined bricks or blocks
WO2003080953A1 (en) 2002-03-25 2003-10-02 Geiger, Peter Brick kit
CZ305186B6 (en) * 2002-03-25 2015-06-03 Peter Geiger Block set comprising essentially prismatic concrete stone blocks and process for producing such concrete stone blocks
WO2007083216A1 (en) * 2006-01-17 2007-07-26 Andries Hendrik Du Plessis Interlocking building block
WO2013022329A1 (en) * 2011-08-05 2013-02-14 Cortes Martinez Leonardo Maximino Wall-construction system based on prefabricated dovetailing blocks
EP3101189A1 (en) * 2015-02-20 2016-12-07 Ceské vysoké ucení technické v Praze Building unit of plastic, in particular bottle-shaped
EP4379158A3 (en) * 2022-11-30 2024-06-26 DOM 3E REALIZACJE Sp. z o.o. Vertical building partition assembled from modular building elements
RU218213U1 (en) * 2022-12-09 2023-05-16 Александр Владимирович Белоусов Tongue-and-groove clay-cement block (PGGTSB)
RU229657U1 (en) * 2024-05-13 2024-10-17 Александр Владимирович Белоусов TONGUE-AND-GROOVE CLAY-CEMENT BLOCK WITH CLAY-CEMENT KEY

Also Published As

Publication number Publication date
GB8700661D0 (en) 1987-02-18
AU6757587A (en) 1987-07-16
BR8700201A (en) 1987-12-08

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