IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0088511
(2011-04-18)
|
등록번호 |
US-8439304
(2013-05-14)
|
우선권정보 |
FR-10 01776 (2010-04-26) |
발명자
/ 주소 |
- Mairou, Joseph
- Bertin, Didier
- Lassus, Vincent
- Nicola, Jean
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
7 |
초록
▼
An energy absorber system (10) provided with a shock absorber (11) extending from a first end (12) suitable for being connected to a rocker arm (5) of an undercarriage (3) housed in a wheel bay (4), towards a second end (13). In addition, the system includes a fitting (20) connected to said second e
An energy absorber system (10) provided with a shock absorber (11) extending from a first end (12) suitable for being connected to a rocker arm (5) of an undercarriage (3) housed in a wheel bay (4), towards a second end (13). In addition, the system includes a fitting (20) connected to said second end (13), and guide means (30) for guiding said fitting (20) in translation that is suitable for being fastened to a flank (4″) of said wheel well (4), said system (10) including deformable energy absorber means (40) fastened to said fitting (20) and suitable for being fastened to a structure (4″) of said bay (4) and also to fusible retention means (50) suitable for fastening said fitting (20) to said flank (4″), said fusible retention means (50) rupturing from a predetermined threshold in order to allow said fitting (20) to move under guidance from said guide means (30) so as to deform said energy absorber means (40).
대표청구항
▼
1. An energy absorber system provided with a shock absorber extending from a first end connected to a rocker arm of an undercarriage housed in a wheel bay, towards a second end, wherein the system includes a fitting connected to said second end, and guide means for guiding said fitting, said energy
1. An energy absorber system provided with a shock absorber extending from a first end connected to a rocker arm of an undercarriage housed in a wheel bay, towards a second end, wherein the system includes a fitting connected to said second end, and guide means for guiding said fitting, said energy absorber system including deformable energy absorber means fastened to said fitting and fastened to a structure of said bay and also to fusible retention means fastening said fitting to a flank of said bay, said fusible retention means rupturing from a predetermined threshold in order to allow said fitting to move under guidance from said guide means so as to deform said energy absorber means, said guide means comprising at least one guide rail. 2. An energy absorber system according to claim 1, wherein said guide means comprise two slide guide rails co-operating with a movable shoe of said fitting. 3. An energy absorber system according to claim 1, wherein said retention means are fastened firstly to said fitting and secondly to said flank. 4. An energy absorber system according to claim 1, wherein said guide means comprise connection means extending said fitting, said connection means being hinged to a pivot pin that is suitable for being connected to said rocker arm, said retention means being fastened both to said fitting and to said flank. 5. An aircraft provided with landing gear including at least one undercarriage located in a wheel bay, said undercarriage having a rocker arm hinged to a wall of the wheel bay and supporting at least one ground contact member, said undercarriage having an energy absorber system provided with a shock absorber extending from a first end connected to said rocker arm towards a second end, wherein said energy absorber system is according to claim 1. 6. An energy absorber system according to 1, wherein said guide means guides said fitting in rotary movement if said fusible retention means ruptures, and wherein said guide means comprises two arms. 7. An energy absorber system according to claim 1, wherein said guide means comprise a T-shaped stationary guide rail suitable for being fastened to said flank and co-operating with a slide shoe of said fitting. 8. An energy absorber system according to claim 7, wherein said retention means are fastened firstly to said fitting and secondly to said stationary guide rail. 9. An energy absorber system according to claim 1, wherein said fitting has two fastener cheekplates, and said second end is located between said cheekplates, a fastener pin passing through said cheekplates and said second end. 10. An energy absorber system according to claim 9, wherein said deformable energy absorber means are fastened to said fastener pin. 11. An energy absorber system according to claim 1, wherein said deformable energy absorber means comprises at least one strap. 12. An energy absorber system according to claim 11, wherein said strap is Y-shaped, having a bottom branch suitable for being fastened to said structure and two top branches fastened to said fitting. 13. An energy absorber system provided with a shock absorber extending from a first end connected to a rocker arm of an undercarriage housed in a wheel bay, towards a second end, wherein the system includes a fitting connected to said second end, and a guide for guiding said fitting, said energy absorber system including a deformable energy absorber fastened to said fitting and fastened to a structure of said bay and also to a fusible retainer fastening said fitting to a flank of said bay, said fusible retainer rupturing from a predetermined threshold in order to allow said fitting to move under guidance from said guide so as to deform said energy absorber, said guide comprising at least one guide rail. 14. An energy absorber system according to claim 13, wherein said guide comprises two slide guide rails co-operating with a movable shoe of the fitting. 15. An energy absorber system according to claim 13, wherein said guide rail comprises a T-shaped stationary guide rail suitable for being fastened to said flank and co-operating with a slide shoe of said fitting, and wherein said retainer is fastened firstly to said fitting and secondly to said stationary guide rail. 16. An energy absorber system according to claim 13, wherein said retainer is fastened firstly to said fitting and secondly to said flank. 17. An energy absorber system according to claim 13, wherein said guide comprises a connector extending said fitting, said connector being hinged to a pivot pin that is suitable for being connected to said rocker arm, said retainer being fastened both to said fitting and to said flank. 18. An energy absorber system according to claim 13, wherein said fitting has two fastener cheekplates, and said second end is located between said cheekplates, a faster pin passing through said cheekplates and said second end, and wherein said deformable energy absorber is fastened to said faster plates. 19. An aircraft provided with landing gear including at least one undercarriage located in a wheel bay, said undercarriage having a rocker arm hinged to a wall of the wheel bay and supporting at least one ground contact member, said undercarriage having an energy absorber system provided with a shock absorber extending from a first end connected to said rocker arm towards a second end, wherein said energy absorber system is according to claim 13. 20. An energy absorber system according to 13, wherein said guide guides said fitting in rotary movement if said fusible retention means ruptures, and wherein said guide means comprises two arms. 21. An energy absorber system according to claim 13, wherein said deformable energy absorber comprises at least one strap. 22. An energy absorber system according to claim 21, wherein said strap is Y-shaped, having a bottom branch suitable for being fastened to said structure and two top branches fastened to said fitting.
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