CN100588792C - Hollow component - Google Patents
Hollow component Download PDFInfo
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- CN100588792C CN100588792C CN200610106615A CN200610106615A CN100588792C CN 100588792 C CN100588792 C CN 100588792C CN 200610106615 A CN200610106615 A CN 200610106615A CN 200610106615 A CN200610106615 A CN 200610106615A CN 100588792 C CN100588792 C CN 100588792C
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- Prior art keywords
- wall
- polyhedron
- hollow unit
- hinge
- hollow
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- 230000003014 reinforcing effect Effects 0.000 claims description 32
- 239000004033 plastic Substances 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 8
- 238000011065 in-situ storage Methods 0.000 abstract description 12
- 239000010410 layer Substances 0.000 abstract 1
- 239000002356 single layer Substances 0.000 abstract 1
- 239000004567 concrete Substances 0.000 description 16
- 238000010276 construction Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 239000011150 reinforced concrete Substances 0.000 description 4
- 230000032258 transport Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000005267 amalgamation Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Rigid Containers With Two Or More Constituent Elements (AREA)
- Finishing Walls (AREA)
Abstract
The present invention relates to a hollow member. It includes a polyhedral external wall; said polyhedral external wall can be formed into a hollow cavity polyhedron. It is characterized by that the crossed position of the described external wall surface is a hinge joint, said polyhedral external wall can be folded and can be made into a box form, and can be spread to form single-layer or double-layer plate-sheet form. Said hollow member can be used for in-situ cast various hollow plates, hollow floor, roof, foundation bedplate, wall body and open-web bridge, etc.
Description
(1) technical field
The present invention relates to a kind of hollow unit.
(2) background technology
At present, in the prior art, it is permanent core that cast-in-situ reinforcing steel bar concrete hollow slab becomes pole, as paper tube, plastic pipe, metal bellows, hollow mould, core light material etc.These tubular core molds or hollow unit are mainly considered the concrete of finding time, and alleviate hollowcore slab weight.Is that ZL99249798.1, name are called " filling reinforced concrete fiber reinforcement type thin-wall member " utility model patent as the applicant in the patent No. of application on November 29th, 1999, it discloses a kind of thin-wall mould-shell member, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity.And for example the applicant in the application number of November 23 calendar year 2001 application be 01140106.0, publication number is that CN1356442, name are called " a kind of mould with cavity structure for casting reinforced concrete floor slab " application for a patent for invention, its disclosed mould with cavity structure, comprise " upper plate, on every side sidewall, go to the bottom; upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity former component, characteristics such as that this cavity former component has is in light weight, intensity is high, simple in structure, convenient construction and transport.But this thin-walled box shuttering member thin-walled box member as a whole, it is big to take up room in transportation, the quantity of each transportation is few, the freight height, the cost of production of thin-walled box and the construction cost of cast-in-situ reinforcing steel bar concrete hollow slab have been increased undoubtedly, therefore, develop a kind of novel hollow unit for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of hollow unit, have simple, easy, the characteristics such as cost of transportation is low, easy construction of producing.
Solution of the present invention is on the basis of existing technology, comprise the polyhedron outer wall, outer wall surrounds and forms the cavity polyhedron, it is characterized in that position, described outside wall surface intersection is provided with hinge, the polyhedron outer wall can be enclosed peviform, can spread into individual layer out or/and the doubling plate sheet, at least one ring outer wall is engaged by the vertical fastener to conjugant.Like this, when the outside wall surface intersection is a hinge, the polyhedron outer wall can be folded into peviform, can spread out or individual layer or/and the doubling plate sheet, when at least one ring outer wall is engaged by vertical fastener to conjugant, hollow section can longitudinally be amounted to the position and be folded into the transportation of tabular state and pile up, and in less space, can improve freight volume exponentially, reduce transportation and deposited cost, hollow section is when using, and only need strut folded state and get final product, and have made things convenient for application and construction; Simultaneously, vertical fastener to conjugant is arranged on tube wall, then made things convenient for the joint of tube wall, reduced the production difficulty, improved production efficiency, the hollowcore slab, hollow building cover, roof system, sole plate, body of wall and the hollow bridges that are applicable to various cast-in-situ reinforced concretes or prestressed reinforced concrete are used, and are specially adapted to hollow arch without beam and use.
The invention is characterized in that described outside wall surface intersecting lens position is provided with hinge, parallel or crossing reinforcing rib is arranged on outer wall inner surface or the external surface, the polyhedron outer wall can be enclosed box-like, can spread into individual layer out or/and the doubling plate sheet.Like this, when outside wall surface intersecting lens position is provided with hinge, parallel or crossing reinforcing rib is arranged on outer wall inner surface or the external surface, and the polyhedron outer wall can be enclosed box-like, can spread into individual layer out or/and during the doubling plate sheet, reinforcing rib has improved the intensity and the rigidity of outer wall, make its not yielding folding bad, after described hollow unit struts and forms hollow unit, the enhance your vigilance anti-pressure ability of sky member of reinforcing rib, its construction that can bear is more carried, improved the quality of hollow unit.
The invention is characterized in that at least one ring outer wall is engaged by vertical fastener to conjugant.Like this, when at least one ring outer wall is engaged by vertical fastener to conjugant, reinforcing rib has improved the intensity and the rigidity of outer wall, make its not yielding folding bad, after described hollow unit struts and forms hollow unit, the enhance your vigilance anti-pressure ability of sky member of reinforcing rib makes it can bear more construction carrying, has improved the quality of hollow unit.
The invention is characterized in that described outside wall surface intersecting lens position is provided with hinge, has parallel or crossing T shape reinforcing rib on outer wall inner surface or the external surface.Like this, when outside wall surface intersecting lens position is provided with hinge, when parallel or crossing T shape reinforcing rib is arranged on outer wall inner surface or the external surface, reinforcing rib has improved the intensity and the rigidity of outer wall, make its not yielding folding bad, after described hollow unit struts and forms hollow unit, the enhance your vigilance anti-pressure ability of sky member of reinforcing rib, its construction that can bear is more carried, improved the quality of hollow unit.
The invention is characterized in that described outer wall is a double wall, wherein one deck wall forms the hollow wall reinforcing rib at least, and the polyhedron outer wall seals, and the cavity polyhedron is the enclosed cavity polyhedron.Like this, when outer wall is a double wall, wherein one deck wall forms the hollow wall reinforcing rib at least, the polyhedron outer wall seals, and when the cavity polyhedron was the enclosed cavity polyhedron, intensity height, the shock resistance damage capability of outer wall were strong, in the process of practicing, even the double walled outer wall has local damage, only need its inwall complete, then still can continue, perhaps only doing the simple back of repairing continues, do not need more to have made things convenient for construction application, reduced the hollow unit proportion of goods damageds.
The invention is characterized in that polyhedron outer wall intersecting lens position is provided with hinge, the polyhedron outer wall can be amounted to into en plaque.Like this, when polyhedron outer wall intersecting lens has hinge, when the polyhedron outer wall can be amounted to into en plaque, the intensity height of outer wall, the shock resistance damage capability is strong, in the process of practicing,, only need its inwall complete even the double walled outer wall has local damage, then still can continue, perhaps only do the simple back of repairing and continue, do not need more, made things convenient for construction application, the hollow unit proportion of goods damageds have been reduced, hollow unit transports and piles up to be folded into plate state simultaneously, has saved a large amount of transport spaces and has piled up the space, in less space, can improve freight volume exponentially, reduce transportation and deposited cost, hollow section is when using, only need strut folded state and get final product, and have made things convenient for application and construction.
The invention is characterized in that described at least one outer wall seals for the heat shrinkable plastic band edge.Like this, when an outer wall sealed for the heat shrinkable plastic band edge, hollow unit amalgamation sealing was convenient and simple quick, and it is simple to connect closing process, and it is solid and reliable to connect sealing, has improved the quality of hollow unit.
Feature of the present invention also is to have on the described hollow unit at least a in inner corner trim, chamfering, arc angle or the groove.Like this, when inner corner trim, chamfering, arc angle or groove are arranged on the hollow unit, after described hollow unit is applied in the In-situ cast concrete board, Cast-in-place concrete has formed the Cast-in-place concrete reinforcing rib structure in above-mentioned inner corner trim, chamfering, arc angle and groove location, further strengthen the load-carrying construction in the In-situ cast concrete board, improved the weight bearing power of In-situ cast concrete board.
Feature of the present invention is that also described inner corner trim, chamfering, arc angle or groove are positioned on the hinge edge.Like this, when described inner corner trim, chamfering, arc angle or groove were positioned on the hinge edge, hollow section is folded into tabular state, and was very convenient, amount to and strut easily, simultaneously, hinge is not fragile, simultaneously, after described hollow unit is applied in the In-situ cast concrete board, Cast-in-place concrete has formed the Cast-in-place concrete reinforcing rib structure in above-mentioned inner corner trim, chamfering, arc angle and groove location, has further strengthened the load-carrying construction in the In-situ cast concrete board, has improved the weight bearing power of In-situ cast concrete board.
Feature of the present invention also is the parallel or quadrature of described hinge.Like this, during parallel or quadrature, hollow unit can be folded into the more plate state of small size, transports, deposits, and has further reduced institute and has taken up space when hinge.
Feature of the present invention also is on the described hinge hole is arranged.Like this, when on the hinge hole being arranged, hinge can be connected with hollow body is easier, and hollow unit is easier to be amounted to if hinge when being body itself, then makes, and has made things convenient for to produce and has implemented.
Feature of the present invention also is on the described hinge connector is arranged.Like this, when on the hinge connector being arranged, hinge and member are convenient and fast connection, simultaneously, when described hollow unit was applied in the In-situ cast concrete board, connector can be connected the anchoring location with reinforcing bar and other member, prevent that it from building in the process come-up displacement at concrete, guaranteed the pouring quality of In-situ cast concrete board.
(4) description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 2.
Fig. 3 is the structural representation of the embodiment of the invention 3.
Fig. 4 is the structural representation of the embodiment of the invention 4.
Fig. 5 is the structural representation of the embodiment of the invention 5.
Fig. 6 is the structural representation of the embodiment of the invention 6.
Fig. 7 is the structural representation of the embodiment of the invention 7.
Fig. 8 is the structural representation of the embodiment of the invention 8.
Fig. 9 is the structural representation of the embodiment of the invention 9.
Figure 10 is the structural representation of the embodiment of the invention 10.
Figure 11 is the structural representation of the embodiment of the invention 11.
Figure 12 is the structural representation of the embodiment of the invention 12.
Figure 13 is the structural representation of the embodiment of the invention 13.
Figure 14 is the structural representation of the embodiment of the invention 14.
Figure 15 is the structural representation of the embodiment of the invention 15.
Figure 16 is the structural representation of the embodiment of the invention 16.
Figure 17 is the structural representation of the embodiment of the invention 17.
Figure 18 is the structural representation of the embodiment of the invention 18.
Figure 19 is the structural representation of the embodiment of the invention 19.
Figure 20 is the structural representation of the embodiment of the invention 20.
Figure 21 is the structural representation of the embodiment of the invention 21.
Figure 22 is the structural representation of the embodiment of the invention 22.
Figure 23 is the structural representation of the embodiment of the invention 23.
Figure 24 is the structural representation of the embodiment of the invention 24.
Figure 25 is the structural representation of the embodiment of the invention 25.
Figure 26 is the structural representation of the embodiment of the invention 26.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, comprise polyhedron outer wall 1, outer wall 1 surrounds and forms the cavity polyhedron, it is characterized in that position, 1 intersection of described outer wall is provided with hinge 2, polyhedron outer wall 1 can be enclosed peviform, can spread out or individual layer or/and the doubling plate sheet, at least one ring outer wall 1 is engaged by the vertical fastener 3 to conjugant.As shown in Figure 2, hollow unit comprises polyhedron outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, its position, 1 intersection of described outer wall is provided with hinge 2, polyhedron outer wall 1 can be enclosed peviform, can spread out or individual layer and doubling plate sheet, and outer wall 1 has vertical fastener 3 to conjugant to engage.
The invention is characterized in that 1 intersecting lens position of described outer wall is provided with hinge 2, on outer wall 1 inner surface or the external surface parallel or crossing reinforcing rib 4 is arranged, polyhedron outer wall 1 can be enclosed box-like, can spread into individual layer out or/and the doubling plate sheet.As shown in Figure 3, hollow unit comprises polyhedron outer wall 1, outer wall 1 surrounds and forms the cavity polyhedron, its 1 intersecting lens position of described outer wall is provided with hinge 2, on outer wall 1 inner surface or the external surface parallel and crossing reinforcing rib 4 is arranged, polyhedron outer wall 1 can be enclosed box-like, can spread into individual layer and doubling plate sheet out.As shown in figure 16, hollow unit comprises polyhedron outer wall 1, outer wall 1 surrounds and forms the cavity polyhedron, its 1 intersecting lens position of described outer wall is provided with hinge 2, on outer wall 1 inner surface or the external surface parallel and crossing reinforcing rib 4 is arranged, polyhedron outer wall 1 can be enclosed box-like, can spread into individual layer and doubling plate sheet out.
The invention is characterized in that 1 intersecting lens position of described outer wall is provided with hinge 2, has parallel or crossing T shape reinforcing rib 4 on outer wall 1 inner surface or the external surface.As shown in Figure 5, hollow unit comprises polyhedron outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, and its 1 intersecting lens position of described outer wall is provided with hinge 2, and crossing T shape reinforcing rib 4 is arranged on outer wall 1 inner surface.As shown in figure 17, hollow unit comprises polyhedron outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, and its 1 intersecting lens position of described outer wall is provided with hinge 2, and crossing T shape reinforcing rib 4 is arranged on outer wall 1 inner surface.
The invention is characterized in that described outer wall 1 is double wall, wherein one deck wall forms hollow wall reinforcing rib 4 at least, and polyhedron outer wall 1 seals, and the cavity polyhedron is the enclosed cavity polyhedron.As shown in Figure 6, hollow unit comprises polyhedron outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, and its described outer wall 1 is a double wall, and wherein one deck wall forms hollow wall reinforcing rib 4, and polyhedron outer wall 1 seals, and the cavity polyhedron is the enclosed cavity polyhedron.As shown in figure 18, hollow unit comprises polyhedron outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, and its described outer wall 1 is a double wall, and wherein one deck wall forms hollow wall reinforcing rib 4, and polyhedron outer wall 1 seals, and the cavity polyhedron is the enclosed cavity polyhedron.
The invention is characterized in that described outer wall 1 is double wall, wherein one deck wall forms hollow wall reinforcing rib 4 at least, and polyhedron outer wall 1 intersecting lens position is provided with hinge 2, and polyhedron outer wall 1 can be amounted to into en plaque.As shown in Figure 7, hollow unit comprises multiaspect outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, its described outer wall 1 is a double wall, wherein one deck wall forms hollow wall reinforcing rib 4, and polyhedron outer wall 1 intersecting lens position is provided with hinge 2, and polyhedron outer wall 1 can be amounted to into en plaque.As shown in Figure 8, hollow unit comprises multiaspect outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, and its described outer wall 1 is a double wall, forms hollow wall reinforcing rib 4, and polyhedron outer wall 1 intersecting lens has hinge 2, and polyhedron outer wall 1 can be amounted to into en plaque.As shown in figure 19, hollow unit comprises multiaspect outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, its described outer wall 1 is a double wall, wherein one deck wall forms hollow wall reinforcing rib 4, and polyhedron outer wall 1 intersecting lens position is provided with hinge 2, and polyhedron outer wall 1 can be amounted to into en plaque.As shown in figure 20, hollow unit comprises multiaspect outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, and its described outer wall 1 is a double wall, forms hollow wall reinforcing rib 4, and polyhedron outer wall 1 intersecting lens has hinge 2, and polyhedron outer wall 1 can be amounted to into en plaque.
The invention is characterized in that described at least one outer wall 1 seals 5 for the heat shrinkable plastic band edge.As shown in Figure 9, hollow unit comprises multiaspect outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, and it is described to have outer wall 1 to seal 5 for the heat shrinkable plastic band edge.As shown in figure 21, hollow unit comprises multiaspect outer wall 1, and outer wall 1 surrounds and forms the cavity polyhedron, and it is described to have outer wall 1 to seal 5 for the heat shrinkable plastic band edge.
Feature of the present invention also is to have on the described hollow unit at least a in inner corner trim 5, chamfering 6, arc angle 7 or the groove 8.As shown in figure 10, its described hollow unit is provided with inner corner trim 5.As shown in figure 11, its described hollow unit is provided with chamfering 6.As shown in figure 12, its described hollow unit is provided with arc angle 7.As shown in figure 13, its described hollow unit is provided with groove 8.As shown in figure 22, its described hollow unit is provided with inner corner trim 5.As shown in figure 23, its described hollow unit is provided with chamfering 6.As shown in figure 24, its described hollow unit is provided with arc angle 7.
Feature of the present invention is that also described inner corner trim 5, chamfering 6, arc angle 7 or groove 8 are positioned on hinge 2 limits.As shown in figure 10, its described inner corner trim 5 is positioned on hinge 2 limits.As shown in figure 11, its described chamfering 6 is positioned on hinge 2 limits.As shown in figure 12, its described arc angle 7 is positioned on hinge 2 limits.As shown in figure 22, its described inner corner trim 5 is positioned on hinge 2 limits.As shown in figure 23, its described chamfering 6 is positioned on hinge 2 limits.As shown in figure 24, its described arc angle 7 is positioned on hinge 2 limits.
Feature of the present invention also is described hinge 2 parallel or quadratures.As shown in figure 14, its described hinge 2 parallel and quadratures also are provided with hole 9 on the tube wall.As shown in figure 25, its described hinge 2 parallel and quadratures also are provided with hole 9 on the tube wall.
Feature of the present invention also is on the described hinge 2 hole 9 is arranged.As shown in figure 15, on its described hinge 2 hole 9 is arranged.As shown in figure 26, on its described hinge 2 hole 9 is arranged.
Feature of the present invention also is on the described hinge 2 connector 10 is arranged.As shown in figure 15, on its described hinge 2 connector 10 is arranged.As shown in figure 26, on its described hinge 2 connector 10 is arranged.
During the invention process, can adopt plastics in injection machine, to go out the polyhedron outer wall 1 of required size, shape, and, can obtain hollow unit of the present invention at vertical formation hinge 2 of polyhedron outer wall 1 by Mold Making.
Claims (11)
1, a kind of hollow unit, comprise polyhedron outer wall (1), outer wall (1) surrounds and forms the cavity polyhedron, it is characterized in that position, described outer wall (1) face intersection is provided with hinge (2), polyhedron outer wall (1) can be enclosed peviform, can spread into individual layer out or/and the doubling plate sheet, at least one ring outer wall (1) is engaged by the vertical fastener (3) to conjugant.
2, a kind of hollow unit according to claim 1 is characterized in that parallel or crossing reinforcing rib (4) is arranged on described outer wall (1) inner surface or the external surface, and polyhedron outer wall (1) can be enclosed box-like, can spread into individual layer out or/and the doubling plate sheet.
3, a kind of hollow unit according to claim 1 is characterized in that parallel or crossing T shape reinforcing rib (4) is arranged on described outer wall (1) inner surface or the external surface,
4, a kind of hollow unit according to claim 1 is characterized in that described outer wall (1) is a double wall, and wherein one deck wall forms hollow wall reinforcing rib (4) at least, and polyhedron outer wall (1) seals, and the cavity polyhedron is the enclosed cavity polyhedron.
5, a kind of hollow unit according to claim 4 is characterized in that described polyhedron outer wall (1) can amount to into en plaque.
6, a kind of hollow unit according to claim 1 is characterized in that described at least one outer wall (1) seals (5) for the heat shrinkable plastic band edge.
7,, it is characterized in that inner corner trim (5) is arranged on the described hollow unit, at least a in chamfering (6), arc angle (7) or the groove (8) according to the described a kind of hollow unit of arbitrary claim in the claim 1 to 6.
9,, it is characterized in that described inner corner trim (5), chamfering (6), arc angle (7) or groove (8) are positioned on hinge (2) limit according to the described a kind of hollow unit of arbitrary claim in the claim 1 to 6.
10,, it is characterized in that the parallel or quadrature of described hinge (2) according to the described a kind of hollow unit of arbitrary claim in the claim 1 to 6.
11,, it is characterized in that hole (9) is arranged on the described hinge (2) according to the described a kind of hollow unit of arbitrary claim in the claim 1 to 6.
12,, it is characterized in that connector (10) is arranged on the described hinge (2) according to the described a kind of hollow unit of arbitrary claim in the claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610106615A CN100588792C (en) | 2005-07-21 | 2006-07-20 | Hollow component |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510085652 | 2005-07-21 | ||
| CN200510085652.0 | 2005-07-21 | ||
| CN200610106615A CN100588792C (en) | 2005-07-21 | 2006-07-20 | Hollow component |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010125840A Division CN101812883A (en) | 2005-07-21 | 2006-07-20 | Hollow component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1958990A CN1958990A (en) | 2007-05-09 |
| CN100588792C true CN100588792C (en) | 2010-02-10 |
Family
ID=38070832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610106615A Expired - Fee Related CN100588792C (en) | 2005-07-21 | 2006-07-20 | Hollow component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100588792C (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2308751B3 (en) * | 1975-04-21 | 1978-11-10 | Babu Jean Pierre | |
| DE4222382A1 (en) * | 1992-07-08 | 1994-01-13 | Horst F Dr Roesler | Concrete-integrated, plaster carton plate altered on rear side - involves plate placed in mould avoiding cross thrusts and beginning with half plates in order to achieve even wall connection |
| CN1743602A (en) * | 2005-09-29 | 2006-03-08 | 黄清华 | Multi sound-proof layer floor |
-
2006
- 2006-07-20 CN CN200610106615A patent/CN100588792C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2308751B3 (en) * | 1975-04-21 | 1978-11-10 | Babu Jean Pierre | |
| DE4222382A1 (en) * | 1992-07-08 | 1994-01-13 | Horst F Dr Roesler | Concrete-integrated, plaster carton plate altered on rear side - involves plate placed in mould avoiding cross thrusts and beginning with half plates in order to achieve even wall connection |
| CN1743602A (en) * | 2005-09-29 | 2006-03-08 | 黄清华 | Multi sound-proof layer floor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1958990A (en) | 2007-05-09 |
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