IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0015220
(2008-01-16)
|
등록번호 |
US-8297450
(2012-10-30)
|
발명자
/ 주소 |
- Zavidniak, Martin P.
- Shabra, Dale J.
- Chou, Phillip Y.
- Gaffoglio, George
|
출원인 / 주소 |
- Northrop Grumman Systems Corporation
|
대리인 / 주소 |
Tarolli, Sundheim, Covell & Tummino LLP
|
인용정보 |
피인용 횟수 :
14 인용 특허 :
13 |
초록
▼
A modular rack for mounting avionics equipment comprises an upper rectangular frame, a lower rectangular frame, and a plurality of struts interconnecting the upper rectangular frame and the lower rectangular frame. Each strut is at least partially formed of an electrically conductive carbon fiber co
A modular rack for mounting avionics equipment comprises an upper rectangular frame, a lower rectangular frame, and a plurality of struts interconnecting the upper rectangular frame and the lower rectangular frame. Each strut is at least partially formed of an electrically conductive carbon fiber composite material and includes at least one flange extending substantially orthogonal to the strut. The flange includes a plurality of mounting holes to allow avionics equipment to be mounted to the rack. A method of mounting avionics equipment in an aircraft is also provided.
대표청구항
▼
1. A modular rack for mounting avionics equipment, comprising: an upper rectangular frame;a lower rectangular frame; anda plurality of struts interconnecting the upper rectangular frame and the lower rectangular frame, each strut being at least partially formed of an electrically conductive carbon f
1. A modular rack for mounting avionics equipment, comprising: an upper rectangular frame;a lower rectangular frame; anda plurality of struts interconnecting the upper rectangular frame and the lower rectangular frame, each strut being at least partially formed of an electrically conductive carbon fiber composite material and each strut including at least one flange extending substantially orthogonal to that strut, the flange including a plurality of mounting holes to allow avionics equipment to be directly mounted to the rack; wherein at each corners of the at least one of the upper and lower rectangular frames includes an inner cavity enclosed within a tubular cross-section thereof, and the modular rack includes one retractable lifting handle at each of said corners, each of the lifting handles being separately and substantially retracted into the inner cavity of a respective one of the corners of the at least one of the upper and lower rectangular frames when the lifting handle is in a stowed position, and each of the lifting handles extending laterally from at least one of the upper and lower rectangular frames when the lifting handle is in a deployed position. 2. The modular rack of claim 1, wherein at least one of the upper and lower rectangular frames is at least partially formed of an electrically conductive carbon fiber composite material. 3. The modular rack of claim 1, wherein at least one of the upper and lower rectangular frames includes at least one flange extending substantially orthogonal to the frame, and the flange includes a plurality of mounting holes to allow avionics equipment to be mounted to the rack. 4. The modular rack of claim 1, including at least one electrically conductive grounding path for grounding avionics equipment mounted to the rack, the grounding path extending from the avionics equipment, through the rack and via at least one lower mount fitting of the lower rectangular frame, to an aircraft. 5. The modular rack of claim 1, wherein the lower rectangular frame is configured for attachment to at least one of a base structure and another modular rack. 6. The modular rack of claim 1, wherein the upper rectangular frame is configured for attachment to another modular rack. 7. The modular rack of claim 1, wherein at least one strut includes two orthogonally oriented flanges. 8. The modular rack of claim 1, wherein at least one of the upper and lower rectangular frames includes a plurality of frame legs connected by at least one node connector. 9. The modular rack of claim 8, wherein at least one node connector includes an electrically conductive feature. 10. The modular rack of claim 1, being configured to withstand a force of at least 9G applied in any orientation, without permanent deformation. 11. A modular rack for mounting avionics equipment, comprising: an upper rectangular frame including a plurality of upper frame legs connected by at least one upper node connector;a lower rectangular frame including a plurality of lower frame legs connected by at least one lower node connector, the lower rectangular frame including at least one lower mount fitting, the lower mount fitting being configured for selective engagement with a relatively stable surface of an aircraft; anda plurality of struts, each strut extending between at least one upper node connector and at least one lower node connector, each strut being at least partially formed of an electrically conductive carbon fiber composite material and each strut including at least one flange extending substantially orthogonal to that strut, the flange including a plurality of mounting holes to allow avionics equipment to be directly mounted to the rack; wherein at each corners of the at least one of the upper and lower rectangular frames includes an inner cavity enclosed within a tubular cross-section thereof, and the modular rack includes one retractable lifting handle at each of said corners, each of the lifting handles being separately and substantially retracted into the inner cavity of a respective one of the corners of the at least one of the upper and lower rectangular frames when the lifting handle is in a stowed position, and each of the lifting handles extending laterally from at least one of the upper and lower rectangular frames when the lifting handle is in a deployed position. 12. The modular rack of claim 11, wherein at least one of the upper and lower frame legs is at least partially formed of an electrically conductive carbon fiber composite material. 13. The modular rack of claim 11, wherein at least one upper and lower node connector includes an electrically conductive feature. 14. The modular rack of claim 11, wherein at least one of the upper and lower frame legs includes at least one flange extending substantially orthogonal to the frame leg, and the flange includes a plurality of mounting holes to allow avionics equipment to be mounted to the rack. 15. The modular rack of claim 11, including at least one electrically conductive grounding path for grounding avionics equipment mounted to the rack, the grounding path extending from the avionics equipment, through the rack and via at least one lower mount fitting, to the aircraft. 16. The modular rack of claim 11, wherein at least one lower node connector is configured for attachment to at least one of a base structure and an upper node connector of another modular rack. 17. The modular rack of claim 11, wherein at least one upper node connector is configured for attachment to a lower node connector of another modular rack. 18. The modular rack of claim 11, being configured to withstand a force of at least 9G applied in any orientation, without permanent deformation. 19. A method of mounting avionics equipment in an aircraft, the method comprising the steps of: forming a modular rack from an upper rectangular frame, a lower rectangular frame, and a plurality of struts interconnecting the upper rectangular frame and the lower rectangular frame, each strut being at least partially formed of an electrically conductive carbon fiber composite material and each strut including at least one flange extending substantially orthogonal to that strut, the lower rectangular frame including at least one lower mount fitting, the lower mount fitting being configured for selective engagement with the aircraft;directly mounting at least one item of avionics equipment to the rack;attaching the rack to a relatively stable surface in the aircraft; andcreating at least one electrically conductive grounding path from the avionics equipment, through the rack and via at least one lower mount fitting, to the aircraft providing at each corners of the at least one of the upper and lower rectangular frames with an inner cavity enclosed within a tubular cross-section thereof and providing one retractable handle at each of said corners configured for lifting the rack, each of the lifting handles being separately and substantially retracted into the inner cavity of a respective one of the corners of the at least one of the upper and lower rectangular frames when the lifting handle is in a stowed position, and each of the lifting handles extending laterally from at least one of the upper and lower rectangular frames when the lifting handle is in a deployed position; and manually moving the rack into the aircraft through manipulation of at least one of the handles. 20. The method of claim 19, wherein the step of mounting at least one item of avionics equipment to the rack includes the step of fastening the item of avionics equipment to the rack via at least one of a plurality of mounting holes in the flange. 21. The method of claim 19, wherein the rack is a first modular rack having an upper mount fitting on an upper rectangular frame thereof, and including the step of attaching a second modular rack to the first modular rack by connecting the upper rectangular frame of the first modular rack to a lower rectangular frame of the second modular rack through engagement of at least one lower mount fitting of the second modular rack with the upper mount fitting of the first modular rack. 22. A modular rack for mounting avionics equipment, comprising: an upper rectangular frame;a lower rectangular frame including at least one lower mount fitting;at least one lower mount fitting includes a mounting stud and a two-piece bushing, each piece of the bushing being tubular in cross-section and extending longitudinally through at least a portion of the tubular cross-section of the lower rectangular frame, each piece of the bushing extending collinearly with the other piece of the bushing to form a tubular bore extending entirely longitudinally through the tubular cross-section of the lower rectangular frame, the mounting stud extending longitudinally through the tubular cross-section of the lower rectangular frame and being at least partially located within the tubular bore of the two-piece bushing, the two-piece bushing completely spacing the mounting stud from contact with the lower rectangular frame;at each corners of one of the upper and lower rectangular frames includes an inner cavity enclosed within a tubular cross-section thereof;a plurality of retractable lifting handles, each of the lifting handles being separately and substantially retracted into the inner cavity of a respective one of the corners of the at least one of the upper and lower rectangular frames when the lifting handle is in a stowed position, and the each of the lifting handles extending laterally from at least one of the upper and lower rectangular frames when the lifting handle is in a deployed position;a plurality of struts interconnecting the upper rectangular frame and the lower rectangular frame, each strut being at least partially formed of an electrically conductive carbon fiber composite material and each strut including at least one flange extending substantially orthogonal to that strut, the flange including a plurality of mounting holes to allow avionics equipment to be mounted to the rack; andat least one electrically conductive grounding path for grounding avionics equipment mounted to the rack, the grounding path extending from the avionics equipment, through the rack and via at least one lower mount fitting of the lower rectangular frame, to an aircraft. 23. The modular rack of claim 22, wherein at least one of the upper and lower rectangular frames is at least partially formed of an electrically conductive carbon fiber composite material. 24. The method of claim 19, wherein the at least one lower mount fitting includes a mounting stud and a two-piece bushing, each piece of the bushing being tubular in cross-section and extending longitudinally through at least a portion of the tubular cross-section of the lower rectangular frame, each piece of the bushing extending collinearly with the other piece of the bushing to form a tubular bore extending entirely longitudinally through the tubular cross-section of the lower rectangular frame, the mounting stud extending longitudinally through the tubular cross-section of the lower rectangular frame and being at least partially located within the tubular bore of the two-piece bushing, the two-piece bushing completely spacing the mounting stud from contact with the lower rectangular frame. 25. The modular rack of claim 1, wherein at least one lower mount fitting includes a mounting stud and a two-piece bushing, each piece of the bushing being tubular in cross-section and extending longitudinally through at least a portion of the tubular cross-section of the lower rectangular frame, each piece of the bushing extending collinearly with the other piece of the bushing to form a tubular bore extending entirely longitudinally through the tubular cross-section of the lower rectangular frame, the mounting stud extending longitudinally through the tubular cross-section of the lower rectangular frame and being at least partially located within the tubular bore of the two-piece bushing, the two-piece bushing completely spacing the mounting stud from contact with the lower rectangular frame.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.