FR2659107A1 - Emergency unloading (unweighting, unballasting) device, especially for door with blocking mechanism - Google Patents
Emergency unloading (unweighting, unballasting) device, especially for door with blocking mechanism Download PDFInfo
- Publication number
- FR2659107A1 FR2659107A1 FR9002567A FR9002567A FR2659107A1 FR 2659107 A1 FR2659107 A1 FR 2659107A1 FR 9002567 A FR9002567 A FR 9002567A FR 9002567 A FR9002567 A FR 9002567A FR 2659107 A1 FR2659107 A1 FR 2659107A1
- Authority
- FR
- France
- Prior art keywords
- load shedding
- laser
- door
- pyrotechnic
- control means
- 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.)
- Granted
Links
- 230000000903 blocking effect Effects 0.000 title claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000000977 initiatory effect Effects 0.000 claims abstract description 7
- 230000003287 optical effect Effects 0.000 claims abstract description 6
- 239000013307 optical fiber Substances 0.000 claims description 9
- 238000010304 firing Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 5
- 230000003100 immobilizing effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000002360 explosive Substances 0.000 abstract 1
- 239000000835 fiber Substances 0.000 description 3
- 239000003999 initiator Substances 0.000 description 3
- 244000045947 parasite Species 0.000 description 2
- 238000009527 percussion Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
- F42B3/113—Initiators therefor activated by optical means, e.g. laser, flashlight
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9002567A FR2659107A1 (en) | 1990-03-01 | 1990-03-01 | Emergency unloading (unweighting, unballasting) device, especially for door with blocking mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9002567A FR2659107A1 (en) | 1990-03-01 | 1990-03-01 | Emergency unloading (unweighting, unballasting) device, especially for door with blocking mechanism |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2659107A1 true FR2659107A1 (en) | 1991-09-06 |
FR2659107B1 FR2659107B1 (enrdf_load_stackoverflow) | 1995-08-04 |
Family
ID=9394270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9002567A Granted FR2659107A1 (en) | 1990-03-01 | 1990-03-01 | Emergency unloading (unweighting, unballasting) device, especially for door with blocking mechanism |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2659107A1 (enrdf_load_stackoverflow) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2114313A5 (enrdf_load_stackoverflow) * | 1970-11-20 | 1972-06-30 | Pyromeca Sa | |
US4391195A (en) * | 1979-08-21 | 1983-07-05 | Shann Peter C | Detonation of explosive charges and equipment therefor |
-
1990
- 1990-03-01 FR FR9002567A patent/FR2659107A1/fr active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2114313A5 (enrdf_load_stackoverflow) * | 1970-11-20 | 1972-06-30 | Pyromeca Sa | |
US4391195A (en) * | 1979-08-21 | 1983-07-05 | Shann Peter C | Detonation of explosive charges and equipment therefor |
Non-Patent Citations (1)
Title |
---|
NASA TECH. BRIEF, B74-10194, NATIONAL TECHNICAL INFORMATION SERVICE, Springfield, Virginia, 22151, novembre 1974; "Laser system to detonate explosive devices" * |
Also Published As
Publication number | Publication date |
---|---|
FR2659107B1 (enrdf_load_stackoverflow) | 1995-08-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ER | Errata listed in the french official journal (bopi) |
Free format text: 36/91 |
|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20081125 |