ATA504076A - LIGHT DISC - Google Patents
LIGHT DISCInfo
- Publication number
- ATA504076A ATA504076A AT504076A AT504076A ATA504076A AT A504076 A ATA504076 A AT A504076A AT 504076 A AT504076 A AT 504076A AT 504076 A AT504076 A AT 504076A AT A504076 A ATA504076 A AT A504076A
- Authority
- AT
- Austria
- Prior art keywords
- light disc
- disc
- light
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/06—Fibrous reinforcements only
- B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
- B29C70/12—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00605—Production of reflex reflectors
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2531240A DE2531240C2 (en) | 1975-07-12 | 1975-07-12 | Process for the production of diffusing light disks |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AT354905B AT354905B (en) | 1979-02-11 |
| ATA504076A true ATA504076A (en) | 1979-06-15 |
Family
ID=5951383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT504076A AT354905B (en) | 1975-07-12 | 1976-07-09 | LIGHT DISC |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5211046A (en) |
| AT (1) | AT354905B (en) |
| BE (1) | BE843908A (en) |
| CA (1) | CA1068034A (en) |
| CH (1) | CH602314A5 (en) |
| DE (1) | DE2531240C2 (en) |
| DK (1) | DK146776C (en) |
| FR (1) | FR2318020A1 (en) |
| GB (1) | GB1515439A (en) |
| IT (1) | IT1062602B (en) |
| NL (1) | NL185068C (en) |
| NO (1) | NO144623C (en) |
| SE (1) | SE7607826L (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2721885C3 (en) * | 1977-05-14 | 1981-12-24 | Bayer Ag, 5090 Leverkusen | Manufacture of lens diffusers |
| GB1585338A (en) * | 1977-05-14 | 1981-02-25 | Bayer Ag | Use of sheets of thermoplastic filled with glass beads for the manufacture of light diffuser plates |
| JPS57133149A (en) * | 1981-02-12 | 1982-08-17 | Idemitsu Kosan Co Ltd | Polycarbonate resin composition |
| NL8300817A (en) * | 1983-03-07 | 1984-10-01 | Philips Nv | PROJECTION SCREEN. |
| DE4424106A1 (en) | 1994-07-08 | 1996-01-11 | Bayer Ag | Laminates |
| US6550938B2 (en) * | 2000-02-09 | 2003-04-22 | Lexalite International Corporation | Lighting fixture employing a partially reflective partially transmittive polymeric reflector |
| DE102007044146A1 (en) | 2007-09-12 | 2009-03-19 | Bayer Materialscience Ag | Thermoplastic with metal identification plate |
| DE102008051409A1 (en) | 2008-10-11 | 2010-04-15 | Bayer Materialscience Ag | security element |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1245938B (en) * | 1963-11-30 | 1967-08-03 | ||
| US3291868A (en) * | 1964-07-20 | 1966-12-13 | Owens Corning Fiberglass Corp | Production of polarizing elements |
| DE1544920A1 (en) * | 1965-10-08 | 1969-07-24 | Bayer Ag | Translucent plastics for lighting purposes |
| DE1729529A1 (en) * | 1968-02-23 | 1972-02-10 | Bayer Ag | Process for the production of glass fiber reinforced thermoplastics |
| DE2118597A1 (en) * | 1970-04-21 | 1971-11-11 | Joergensen, Knud, Frederikshavn (Dänemark); r | Translucent material |
-
1975
- 1975-07-12 DE DE2531240A patent/DE2531240C2/en not_active Expired
-
1976
- 1976-06-21 CA CA255,344A patent/CA1068034A/en not_active Expired
- 1976-06-29 NO NO762255A patent/NO144623C/en unknown
- 1976-07-07 GB GB28246/76A patent/GB1515439A/en not_active Expired
- 1976-07-08 SE SE7607826A patent/SE7607826L/en not_active Application Discontinuation
- 1976-07-08 BE BE168735A patent/BE843908A/en not_active IP Right Cessation
- 1976-07-09 NL NLAANVRAGE7607643,A patent/NL185068C/en not_active IP Right Cessation
- 1976-07-09 JP JP51081071A patent/JPS5211046A/en active Granted
- 1976-07-09 IT IT50346/76A patent/IT1062602B/en active
- 1976-07-09 DK DK313376A patent/DK146776C/en active
- 1976-07-09 CH CH883676A patent/CH602314A5/xx not_active IP Right Cessation
- 1976-07-09 AT AT504076A patent/AT354905B/en not_active IP Right Cessation
- 1976-07-12 FR FR7621319A patent/FR2318020A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NO762255L (en) | 1977-01-13 |
| SE7607826L (en) | 1977-01-13 |
| NL7607643A (en) | 1977-01-14 |
| FR2318020B1 (en) | 1982-05-21 |
| JPS5629241B2 (en) | 1981-07-07 |
| DE2531240C2 (en) | 1984-07-26 |
| CA1068034A (en) | 1979-12-11 |
| CH602314A5 (en) | 1978-07-31 |
| DK313376A (en) | 1977-01-13 |
| NL185068B (en) | 1989-08-16 |
| GB1515439A (en) | 1978-06-21 |
| NL185068C (en) | 1990-01-16 |
| NO144623B (en) | 1981-06-29 |
| AT354905B (en) | 1979-02-11 |
| IT1062602B (en) | 1984-10-20 |
| BE843908A (en) | 1977-01-10 |
| JPS5211046A (en) | 1977-01-27 |
| DK146776B (en) | 1984-01-02 |
| NO144623C (en) | 1981-10-07 |
| DE2531240A1 (en) | 1977-01-27 |
| DK146776C (en) | 1984-07-16 |
| FR2318020A1 (en) | 1977-02-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |