AU2922492A - Monolithic ceramic truss structure - Google Patents
Monolithic ceramic truss structureInfo
- Publication number
- AU2922492A AU2922492A AU29224/92A AU2922492A AU2922492A AU 2922492 A AU2922492 A AU 2922492A AU 29224/92 A AU29224/92 A AU 29224/92A AU 2922492 A AU2922492 A AU 2922492A AU 2922492 A AU2922492 A AU 2922492A
- Authority
- AU
- Australia
- Prior art keywords
- truss
- ceramic
- mirror
- substrate
- integral
- 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.)
- Abandoned
Links
- 239000000919 ceramic Substances 0.000 title claims description 32
- 239000000758 substrate Substances 0.000 claims description 53
- 239000000463 material Substances 0.000 claims description 24
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 18
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 10
- 238000007569 slipcasting Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 230000008014 freezing Effects 0.000 claims description 4
- 238000007710 freezing Methods 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
- 229910052580 B4C Inorganic materials 0.000 claims description 2
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims 1
- 229910052796 boron Inorganic materials 0.000 claims 1
- 239000011521 glass Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000002241 glass-ceramic Substances 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000012300 argon atmosphere Substances 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 239000002667 nucleating agent Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- -1 that is Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
- G02B7/183—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors specially adapted for very large mirrors, e.g. for astronomy, or solar concentrators
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Astronomy & Astrophysics (AREA)
- Sustainable Development (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US784297 | 1985-10-07 | ||
| US78429791A | 1991-10-29 | 1991-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2922492A true AU2922492A (en) | 1993-06-07 |
Family
ID=25132009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU29224/92A Abandoned AU2922492A (en) | 1991-10-29 | 1992-10-24 | Monolithic ceramic truss structure |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0610399A1 (de) |
| JP (1) | JPH07503226A (de) |
| AU (1) | AU2922492A (de) |
| WO (1) | WO1993009068A1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6706875B1 (en) | 1996-04-17 | 2004-03-16 | Affyemtrix, Inc. | Substrate preparation process |
| US20040136101A1 (en) | 2002-12-31 | 2004-07-15 | Warren Peter A. | Open lattice mirror structure and method of manufacturing same |
| US8176635B2 (en) * | 2006-10-27 | 2012-05-15 | University Of Virginia Patent Foundation | Manufacture of lattice truss structures from monolithic materials |
| FR2939912B1 (fr) * | 2008-12-12 | 2011-04-15 | Thales Sa | Ensemble de support d'un miroir secondaire d'un engin spatial d'observation de haute stabilite et a faible inertie mecanique |
| DE102014214016A1 (de) * | 2014-07-18 | 2015-11-05 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Leichtbaustruktur und Verfahren zur Herstellung einer Leichtbaustruktur |
| US11851376B2 (en) * | 2017-09-26 | 2023-12-26 | Delta Faucet Company | Aqueous gelcasting method for ceramic products |
| US10968620B2 (en) | 2018-10-10 | 2021-04-06 | Raytheon Company | Sandwich structure with lattice having hard points |
| US20200116976A1 (en) * | 2018-10-10 | 2020-04-16 | Raytheon Company | Single-piece panel structure having truss with aligned openings |
| CN109739064B (zh) * | 2018-12-29 | 2020-04-10 | 中国科学院长春光学精密机械与物理研究所 | 一种航天遥感相机内嵌桁架与光阑一体化结构 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3506308A1 (de) * | 1985-02-22 | 1986-09-04 | European Southern Observatory, 8046 Garching | Monolithischer bauteilkoerper eines einen reflektorkoerper aufweisenden geraets, verfahren zur herstellung des bauteilkoerpers sowie vorrichtung zur durchfuehrung des verfahrens |
| US4917934A (en) * | 1989-04-27 | 1990-04-17 | Corning Incorporated | Telescope mirror blank and method of production |
-
1992
- 1992-10-24 EP EP92923468A patent/EP0610399A1/de not_active Withdrawn
- 1992-10-24 WO PCT/US1992/009235 patent/WO1993009068A1/en not_active Application Discontinuation
- 1992-10-24 JP JP5508560A patent/JPH07503226A/ja active Pending
- 1992-10-24 AU AU29224/92A patent/AU2922492A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP0610399A1 (de) | 1994-08-17 |
| JPH07503226A (ja) | 1995-04-06 |
| WO1993009068A1 (en) | 1993-05-13 |
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