Temperature-controlled laser sintering
Abstract
A CONTROLLED TEMPERATURE LASER SINTER SYSTEM INCLUDES A LASER BEAM (12) THAT IS FOCUSED ON A SINTERIZATION MILK (38) BY A FOCUSING MIRROR (26) AND AN EXPLORATION MIRROR SET (32, 34). THE THERMAL RADIATION (14) ISSUED FROM THE SINTERIZATION MILK (38) FORM AN IMAGE IN THE EXPLORATION MIRRORS AND IN THE HAZARDOR OF BEAM (110) THAT REFLECTS SUCH RADIATION BUT PASSES THE WAVE LENGTH OF THE LASER BEAM (12). THE RADIATION (118) IS FOCUSED ON AN OPTICAL DETECTOR (126) THAT ISSUING A SIGNAL ON A LINE ((128) TO A POWER CONTROL CIRCUIT (104). THE POWER CONTROL CIRCUIT (104) CONTROLS A MODULATOR (100 ) THAT MODULES THE POWER OF THE LASER BEAM (112) IN A WAY THAT MAINTAINS THE THERMAL RADIATION ISSUANCE (114) (AND AS WELL THE TEMPERATURE IN THE SINTER LOCATION) AT A SUBSTANTIELY CONSTANT LEVEL.

Term
Term ended
Projected expiry passed 20 October 2014, 11.9 years ago.
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- Filed
- Published
- Projected expiry
- Today
10 sheets
Sheet 1 Sheet 2 Sheet 3 Sheet 4 Sheet 5 Sheet 6 Sheet 7 Sheet 8 Sheet 9 Sheet 10
17 members in 10 offices
Priority claims5
| Document | Office | Kind | Date |
|---|---|---|---|
| 13939293 | United States of America | A | |
| 13939293 | United States of America | A | |
| 19930139392 | United States of America | – | |
| 94931978 | – | – | – |
| US19930139392 | – | – | – |
Members17
| Document | Office | Kind | |
|---|---|---|---|
| CA2174636A1 | Canada | A1 | |
| WO9511100A1 | World Intellectual Property Organization (WIPO) | A1 | |
| US5427733A | United States of America | A | |
| US5530221A | United States of America | A | |
| EP0731743A1 | European Patent Office (EPO) | A1 | |
| KR960705648A | Republic of Korea | A | |
| CN1135732A | China | A | |
| DE731743T1 | Germany | T1 | |
| JPH09504054A | Japan | A | |
| EP0731743B1 | European Patent Office (EPO) | B1 | |
| DE69409669D1 | Germany | D1 | |
| ES2115986T3This record | Spain | T3 | |
| DE69409669T2 | Germany | T2 | |
| RU2141887C1 | Russian Federation | C1 | |
| CN1057034C | China | C | |
| KR100304215B1 | Republic of Korea | B1 | |
| CA2174636C | Canada | C |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Definitive protectionFG2A | FG2A |
Numbers
- Publication
- 2115986
- Publication, DOCDB
- 2115986
- Publication, EPODOC
- ES2115986T
- Application
- 94931978
- Application, DOCDB
- 94931978
- Application, EPODOC
- ES19940931978T
Titles2
- Spanish
- SINTERIZACION DE LASER A TEMPERATURA CONTROLADA
- English
- SINTERED BY LASER AT CONTROLLED TEMPERATURE.
Classification
- CPC, 11
- B29C64/153
- B22F3/105
- B29C35/0288
- B33Y40/00
- B33Y10/00
- B33Y30/00
- Y02P10/25
- B22F12/44
- B22F12/49
- B22F12/90
- B22F10/28
- IPC, 5
- B23K26 00
- B22F3 10
- B22F3 105
- B29C35 02
- B29C67 00