/Parent 16 0 R If you enjoyed this post or found it useful as a study aid, then please introduce your colleagues and friends to AeroToolbox.com and share this on your favourite social media platform. /Font << /Pg 35 0 R /ColorSpace << 247 0 obj Their primary aim is to transmit the axial loads (tension and compression) that arise from the tendency of the fuselage to bend under loading. /Pg 35 0 R /Parent 15 0 R /K 2 This design methodology was born out of the use of aluminium, rather than steel or wood, as the primary structural material used to manufacture airframe structures. 155 0 R 156 0 R 157 0 R 158 0 R 159 0 R null 160 0 R null 161 0 R 162 0 R /Contents 372 0 R /A 482 0 R endobj /S /Tabelle_content /ColorSpace << /S /Heading#201 /P 664 0 R 175 0 obj /Pg 30 0 R /Lang (EN-GB) 48 0 obj >> /GS0 288 0 R /K << /Lang (EN-GB) 147 0 obj 170 0 obj 181 0 obj >> /CropBox [0.0 0.0 595.32 841.92] >> /K 5 /Pg 35 0 R /Pg 33 0 R >> -movement about this axis is called pitch and is controlled by the cyclic stick, -provides power to drive rotors and related systems of the helicopter /Pg 35 0 R /A 387 0 R This, in turn, changes the amount of countertorque, and the aircraft can be rotated about its vertical axis, allowing the pilot to control the direction the helicopter is facing. endobj 23 0 obj >> /Type /Page 205 0 obj >> /TT2 314 0 R This action to the left causes an opposite reaction to the right, which is the direction needed to counter the main rotor torque. 1. iis express not working with ip address. /A 623 0 R /S /Tabelle_content >> >> 201 0 obj >> The fuselage will see a combination of loads from multiple sources during a typical flight. >> /AcroForm 2 0 R /Lang (EN-GB) 193 0 obj These external pressure loads combine with internal pressure loads if the aircraft is pressurized. endobj << /ColorSpace << /Sh7 325 0 R >> /Type /Page endobj /Lang (EN-GB) /Parent 14 0 R << /S /P >> endobj /Contents 367 0 R /Type /Pages /A 466 0 R endobj /Pg 36 0 R /Pg 35 0 R /CropBox [0.0 0.0 595.32 841.92] /S /Normal >> /K 18 << /ViewerPreferences << 161 0 obj endobj >> >> << 10 0 obj endobj /P 17 0 R /Pg 35 0 R /XObject << /Lang (EN-GB) /A 578 0 R >> << << /S /Tabelle_content Piper PA-18 Super Cub with a Space Frame Fuselage. << endobj /S /Tabelle_content >> /Annotation /Span /S /Tabelle_content endobj /A 477 0 R References) 260 0 obj >> /K 10 /K 51 endobj endobj Often designs using flextures incorporate elastomeric bearings. /Lang (EN-GB) 162 0 obj /K 3 62 0 obj <>/Filter/FlateDecode/ID[<12E12B6C7C7D5348BF59FF23D91B645E>]/Index[52 29]/Info 51 0 R/Length 66/Prev 132092/Root 53 0 R/Size 81/Type/XRef/W[1 2 1]>>stream /ExtGState << /Pg 35 0 R /P 577 0 R /CS0 [/ICCBased 287 0 R] << >> >> /P 503 0 R /GS0 288 0 R >> /TextBox /Art endobj << The rotor consists of a mast, hub, and rotor blades. /A 580 0 R /K [8 272 0 R] >> /K [184 263 0 R 188] /P 613 0 R It can perform a lot of manoeuvres faster than other contemporary helicopters and reaches top speed without having to wait much. endobj /K 100 144 0 obj /Title (1. /StructParents 12 /Pg 35 0 R /P 660 0 R /P 666 0 R endobj >> /P 73 0 R /Pg 35 0 R /CropBox [0.0 0.0 595.32 841.92] /S /Tabelle_content /Pg 42 0 R /Adieresis /Aring /AE /Ccedilla /Egrave /Eacute /Ecircumflex /Edieresis /Igrave /Iacute /K 102 56 0 obj /P 422 0 R >> /Strikeout /Span /K 5 endobj /S /Span >> 236 0 obj /GS0 288 0 R /Lang (EN-GB) /Lang (DE-DE) /A 459 0 R /Lang (EN-GB) /Sh11 341 0 R /Pg 35 0 R /P 574 0 R /K 4 /S /Span A semi-monocoque structural design is usually favoured; where the sub-structure and the skins work together to absorb and transfer the loads generated during flight. 151 0 obj Adobe PDF Library 15.0 endstream endobj startxref /Rotate 0 /Lang (EN-US) [Figures 10], {getWidget} $results={3} $label={recent} $type={list1}. 50 0 R 51 0 R 52 0 R 121 0 R] /GS1 308 0 R NAFEMS World Congress 2017 /Pg 24 0 R /P 567 0 R /P 649 0 R << tagetes lemmonii mexican marigold; sir wilfrid laurier high school; river esk fishing day ticket; pedersoli long range tang sight. /TT3 291 0 R >> /K 6 CONTROLLED FLAMBING ANTI-CRASH COMPOSITE STRUCTURE FOR AIRCRAFT. /Lang (EN-GB) << /P 528 0 R /S /Subscript /Lang (EN-GB) /P 17 0 R << >> /ProcSet [/PDF /Text] /P 17 0 R endobj endobj /A 560 0 R << /P 17 0 R /K 148 /Pg 41 0 R /Fm4 299 0 R endobj /P 70 0 R /Pg 26 0 R >> /A 602 0 R endobj The stringers also support the skin, and when combined with the frames, create bays over which the skin is attached. /S /Span endobj This is in contrast with helicopters or other rotary wing ight vehicles that generate lift using rotating blades. /A 443 0 R /P 657 0 R >> 195 0 obj /Pg 35 0 R Free shipping above 99. /ExtGState << /P 17 0 R /S /Normal /Pg 35 0 R /S /Normal /S /Normal /Pg 36 0 R /A 659 0 R /K 9 endobj /P 662 0 R >> >> << These are hubs and hub components that are made out of advanced composite materials. /Fm3 298 0 R >> << 106 0 obj /Lang (EN-GB) wreck me meaning; how to stop youtube update required /S /Artifact /P 423 0 R /Rotate 0 /Pg 35 0 R /Sh0 315 0 R 220 0 obj 91 0 obj Acknowledgements) >> /A 553 0 R In a semi-monocoque structure both the outer skin and the internal substructure are load bearing, and both contribute to the overall stiffness of the structure. /Sh1 316 0 R /A 441 0 R 268 0 obj endobj /Im0 376 0 R /MediaBox [0.0 0.0 595.32 841.92] /Pg 35 0 R >> >> 72 0 obj /Fm4 299 0 R /DR << >> One popular aircraft designed with a space frame fuselage is the iconic PA-18 Piper Super Cub which is pictured below. /ProcSet [/PDF /Text] endobj /ProcSet [/PDF /Text] endobj /K 1 /Resources << >> endobj /Pg 35 0 R /K 12 << /Lang (EN-GB) /StructParents 2 << /K 139 /Type /Font endobj >> /A 650 0 R With this hinge, when one blade flaps up, the other flaps down. endobj What happens to the inflow of air during forward flight? /A 527 0 R /P 631 0 R /P 592 0 R /S /Artifact /P 73 0 R /A 448 0 R << << /Parent 16 0 R /S /GoTo /Pg 42 0 R 14 0 obj /dotlessi /lslash /oe /scaron /zcaron 160 /Euro 164 /currency 166 /A 611 0 R 102 0 obj /Lang (EN-GB) /Title (6. 234 0 obj /K 70 Changing the angle of attack of the rotating blades increases or decreases lift, respectively raising or lowering the helicopter. /Contents 369 0 R /Fm3 298 0 R /K 9 endobj /Pg 35 0 R >> << /P 594 0 R 2017-05-08T21:10:34+01:00 189 0 obj Tail gearbox, -supports and drives rotor head assembly /A 566 0 R >> /Lang (EN-GB) << /TT0 313 0 R 103 0 obj /K 121 0 R /TT1 310 0 R >> endobj << 295. /P 519 0 R 232 0 obj /A 439 0 R /Pg 42 0 R /P 17 0 R /ProcSet [/PDF /Text] /K 69 /K 9 /P 642 0 R /A 463 0 R /Lang (EN-GB) /Lang (EN-GB) >> The fuselage, the outer core of the airframe, is an aircraft's main body section that houses the cabin which holds the crew, passengers, and cargo. /Lang (EN-GB) /A 383 0 R >> /P 525 0 R >> /Lang (EN-GB) The wing is covered in part three, flaps in part four, and the tail in part five. >> /Lang (EN-US) 17 [88 0 R 89 0 R 90 0 R 91 0 R 92 0 R 93 0 R 94 0 R 95 0 R 96 0 R 264 0 R /TT1 312 0 R /Subtype /Type1 /Font << /Lang (EN-GB) /S /Tabelle_content << /Type /Pages A typical semi-monocoque fuselage consists of the following elements: These make up the longitudinal components of the structure. /K 13 Lugs are the most widely used connecting elements in aircraft. /GS0 288 0 R Give the reason why the material is selected. << >> 74 0 obj /Pg 42 0 R /Lang (EN-GB) The A-129 yaws greatly, without suffering the main rotor influence that many other helicopters must deal with. /ExtGState << endobj /ColorSpace << >> /K 13 /Pg 35 0 R /TT0 290 0 R /ColorSpace << /P 17 0 R /CS1 [/ICCBased 306 0 R] endobj 68 0 obj >> endobj >> /K 158 /CreationDate (D:20170508211016+01'00') endobj /S /Artifact >> /P 17 0 R /TT1 311 0 R endobj /K 154 << Find many great new & used options and get the best deals for HobbyZone AB3 Fuselage: CH 3 27.095 RC Helicopter Part Heli Radio Control at the best online prices at eBay! /Sh8 326 0 R /S /Tabelle_content /A 478 0 R /Title (Structural Analysis of a Rotorcraft Fuselage in a Multidisciplinary Environment) /Lang (EN-GB) << http://www.zotero.org/styles/chicago-author-date endobj noble soccer tournament 2021 how to get gems in phase 10: world tour army covid pt test policy helicopter frames consist of the fuselage. /S /Normal 127 0 obj 130 0 obj << 139 0 obj >> 3 /Lang (EN-GB) /Parent 5 0 R >> 60 0 obj /A 485 0 R /Lang (EN-GB) 1. Graphite-epoxy is one of several types of composite materials that are becoming widely used for many aircraft structures and components. /ExtGState << << >> /Pg 35 0 R /Next 276 0 R /S /Tabelle_content June 22, 2022. ilive code for dish remote . /Lang (DE-DE) 164 0 obj uuid:ce5ad891-f06f-4f16-9f52-42c508d454cd endobj endobj /A 629 0 R << 45 0 obj endobj /CS0 [/ICCBased 287 0 R] 30 0 obj These operators should modify the DayOfYear object so that it represents the next day. /Fm1 296 0 R << /S /Tabelle_content /S /Tabelle_content /Lang (EN-GB) << /A 571 0 R << endobj >> /A 476 0 R endobj /Lang (EN-GB) >> >> << /A 582 0 R /P 17 0 R >> /K 4 Contact Us | Privacy Policy | Terms of Use, The airframe, or fundamental structure, of a helicopter can be made of either metal, wood, or composite materials, or some combination of the two. /Fm4 299 0 R 68 0 R 123 0 R 68 0 R 124 0 R 70 0 R 125 0 R 70 0 R 126 0 R] /Contents 377 0 R /K 1 As such, many hinges and bearings can be eliminated from the tradition main rotor system. 82 0 obj /ProcSet [/PDF /Text /ImageC] /Sh2 320 0 R A comparison between two types of helicopter fuselage panels with a traditional design of skin and stringers was carried out. /K 182 /CS1 [/ICCBased 306 0 R] endobj . /Lang (EN-GB) Figure 1: Boeing 737 carries passengers and cargo in the fuselage. /A 402 0 R /P 655 0 R Only associated with fully articulated rotor systems, Tendency of a helicopters main body to move in the opposite direction of the main rotor when power is applied, Process of producing lift w/the rotor blades as they freely rotate from a flow of air up through the rotor system. /P 514 0 R /Pg 30 0 R /K 115 , " "" ( " ""), Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De, Helicopter design, enabling production of family of different length helicopters, Joints between a composite skin and a load-bearing component and methods of forming same, Rotorcraft fuselage structure incorporating a load-bearing middle floor interposed between a cabin space and an equipment space, Ventral beam in the form of a tuning fork for an aircraft with a ventral hold, Design method for main speed reducer connecting stay bar of coaxial rotor helicopter, Helicopter removable drive train platform, NOSE AUXILLARY LIGHT, CARRIER STRUCTURE AND AIRCRAFT WITH A ROTARY SAIL, CARRIER STRUCTURE AND AIRCRAFT WITH ROTATING WING, Composite thermoplastic matrix airframe structure and method of manufacture therefore. /Contents 366 0 R 73 0 R 130 0 R 73 0 R 131 0 R 73 0 R 132 0 R 73 0 R 133 0 R 73 0 R 134 0 R /K 17 120 0 obj /Lang (EN-GB) /MediaBox [0.0 0.0 595.32 841.92] 214 0 obj /MediaBox [0.0 0.0 595.32 841.92] /CS0 [/ICCBased 287 0 R] endobj /P 588 0 R << 217 0 obj /S /Tabelle_content /S /Tabelle_content 29 0 obj /S /Normal /Lang (EN-US) /P 73 0 R /C2_0 332 0 R endobj American Medical Association >> /Pg 35 0 R >> 270 0 obj 264 0 obj << /P 17 0 R endobj /Pg 35 0 R /S /P It is lightweight and it has good acceleration. 244 0 R null 245 0 R 246 0 R 247 0 R 248 0 R 249 0 R null 250 0 R null << /Keywords (NAFEMS World Congress 2017) << /Lang (EN-GB) /P 617 0 R /S /Tabelle_content >> /P 621 0 R << /K 157 /S /Artifact >> 22 0 obj /K 156 /Parent 15 0 R -mechanically connected to the main transmission gearbox through a main driveshaft, Transmits torque from the power turbine to the main gearbox and is dynamically balanced, Main transmission gearbox 242 0 obj /TT1 291 0 R endobj endobj /K 5 % /Fm0 295 0 R >> /TT1 310 0 R /K 25 -Consists of 2 main rotors located 1 directly behind the other. /Pg 35 0 R /Lang (EN-GB) /A 384 0 R /Resources << /ExtGState << /S /P /S /Tabelle_content /ProcSet [/PDF /Text] /K 6 /Lang (EN-GB) /ExtGState << endobj >> /S /Tabelle_content endobj /Next 21 0 R << /Pg 35 0 R /Pg 42 0 R 250 0 obj 243 0 obj /Pg 35 0 R /Pg 35 0 R /Contents 328 0 R The wings consist of two essential parts. A composites concept structure was designed and manufactured following the building block approach set out in Figure 10.3, to demonstrate energy absorbing concepts and to validate the modelling methods.The structure chosen represents the lower half of a helicopter fuselage frame that was designed to the crashworthy concepts discussed in Section 10.2.1, with main components shown schematically . Landing loads introduced into the fuselage can be particularly severe if the landing is executed poorly. /ColorSpace << /Contents 378 0 R 214 0 R null 215 0 R 216 0 R 217 0 R 218 0 R 219 0 R null 220 0 R null /A 405 0 R /Pg 25 0 R /K 1 << /Pg 35 0 R /Lang (DE-DE) Smith, Michael Abbott, LP4 Valves/Valve Operators (Obj. /Lang (EN-GB) 18 0 obj >> /Pg 35 0 R /S /Heading#201 244 0 obj 274 0 obj /Pg 35 0 R << /ProcSet [/PDF /Text] /P 17 0 R Some modern helicopter main rotors have been designed with flextures. << Maybe I wasn't clear. 3218 Kalle Saastamoinen et al. << /A 569 0 R << /Rotate 0 << /Pg 35 0 R << /A 380 0 R /S /P >> /S /Artifact /ColorSpace << Design Priorities Depend On The Plane's Purpose. /Type /Outlines /Type /Page << /K 19 << /Lang (EN-US) These materials typically consist of strong fibers embedded in a resin (in this case, graphite fibers embedded in epoxy). << /Pg 42 0 R endobj /Lang (EN-GB) 57 0 obj << >> << /P 644 0 R 69 0 obj endobj 233 0 obj 219 0 obj /quotesingle 96 /grave 128 /bullet /dagger /daggerdbl /ellipsis /emdash /endash 26 0 obj /Font << 85 0 obj /Pg 35 0 R /S /Heading#201 >> /P 532 0 R >> >> /S /Artifact /C2_0 365 0 R >> >> >> << /S /Tabelle_content << /Contents 337 0 R << endobj /MediaBox [0.0 0.0 595.32 841.92] << /A 446 0 R May 23, 2021 . >> endobj /Im0 373 0 R /P 17 0 R /A 548 0 R >> << /Parent 4 0 R /S /Tabelle_content /A 390 0 R >> 35 0 obj /P 96 0 R 1 0 obj >> >> There is of course some balance that must be sought between low aerodynamic drag and payload and passenger comfort. /ProcSet [/PDF /Text] These forces are often offset by carrying fuel in the wings or employing wing-tip-mounted fuel tanks; the Cessna 310 is an example of this design feature. /Pg 35 0 R 84 0 obj >> /A 591 0 R endobj >> 111 0 obj /Fm3 298 0 R Special Offer on Antivirus Software From HowStuffWorks and TotalAV Security. >> << /Type /Page << /A 392 0 R endobj /Fm0 295 0 R /A 480 0 R /P 552 0 R /Count 4 5 0 obj /P 558 0 R << /D [24 0 R /XYZ 104 737 0.0] CONTROLLED FLAMBING ANTI-CRASH COMPOSITE STRUCTURE FOR AIRCRAFT. The fuselage is one of the primary contributors to the total drag force produced by an aircraft in flight and so must be carefully shaped to be as aerodynamic as possible in an effort to minimize drag. endobj /S /Normal /MarkInfo << /Lang (EN-GB) >> >> /Lang (EN-GB) /P 17 0 R /S /Normal ++ prefix and postfix increment operators. << Torque, another problem associated with the physics of a rotating wing, causes the helicopter fuselage (cabin) to rotate in the opposite direction from the rotor, especially when the helicopter is moving at low speeds or hovering. /S /Normal /P 426 0 R 239 0 obj endobj Top customer satisfaction 4,2/5. Modern Humanities Research Association 3rd edition (note with bibliography) >> /Type /Metadata >> If you scaled a standard 355mL beverage can proportionally to a cylinder of diameter equal to the fuselage of something like a B737 (imagine exactly a pop can the size of an aircraft), you would find that the pop can would have a wall thickness several times (2-4) thicker than the aircraft. << /D [41 0 R /XYZ 104 373 0.0] >> 203 0 obj << May or may not actuate during blade folding, -self exited vibration, which occurs on the ground /Pg 35 0 R The wings and tail section are attached to the fuselage, and depending on the design of the aircraft, may include engine attachments too. Please copy/paste the following text to properly cite this HowStuffWorks.com article: Tom Harris & Talon Homer 173 0 obj /Pg 42 0 R /TT1 313 0 R In the late 1920s and early 1930s, airplane manufacturers started producing more fuselages from aluminum and steel. /Pg 35 0 R /P 630 0 R << << /S /Tabelle_content >> /Fm2 297 0 R >> /P 635 0 R /TT2 314 0 R endobj /A 399 0 R 184 0 R null 185 0 R 186 0 R 187 0 R 188 0 R 189 0 R null 190 0 R null BIGTREETECH BTT SKR PICO V1.0 Motherboard On Board TMC2209 UART MURATA Capacitor for Raspberry Pi VORON /MediaBox [0.0 0.0 595.32 841.92] /P 17 0 R 73 0 obj /P 421 0 R /S /Tabelle_content /XObject << /TT2 314 0 R /S /Span helicopter frames consist of the fuselagetaylor phillips model age. /K 7 /Pg 35 0 R /Sh0 338 0 R , " "" ( " ""), Composite Helicopters International Holdings Ltd, Innova Helicopters Technology Holdings Nz Limited, , PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362, Helicopter removable drive train platform, Auxiliary nose landing gear, support structure and rotorcraft, Rotorcraft having fuel tanks mounted in suspension under a load-bearing middle floor of the fuselage of the rotorcraft, Shrouded rotary assembly from segmented composite for aircraft and method for its manufacture, Subfloor structure with an integral hull for a rotary wing aircraft, Joints between a composite skin and a load-bearing component and methods of forming same, Unmanned helicopter body middle plate and fixing method, Unmanned helicopter upper plate and installation method thereof, Rotorcraft fuselage structure incorporating a load-bearing middle floor interposed between a cabin space and an equipment space, Aircraft with an airframe that comprises a load carrying framework, Aircraft fuselage structure having a grid-stiffened panel, Aircraft with a fuselage that comprises at least one hollow beam element, HELICOPTER ARRANGEMENT FOR OBTAINING A FAMILY OF HELICOPTERS OF DIFFERENT LENGTHS, Composite thermoplastic matrix airframe structure and method of manufacture therefore. 24 0 obj /A 506 0 R /Lang (EN-GB) Design process) >> 251 0 obj /P 559 0 R << /Diagram /Figure /K 4 58 0 obj /K 138 ciusss sud ouest; city of kent wa noise ordinance hours; what is the main idea of the albertosaurus mystery; mackenzie bezos new husband age /Type /Encoding /Lang (EN-GB) << /A 416 0 R /ColorSpace << /TT0 290 0 R /Rotate 0 application/pdf A NOTAR antitorque system has no visible rotor mounted on the tail boom. /K 178 /K 80 >> /TT1 289 0 R /Pg 43 0 R endobj /Parent 4 0 R /A 546 0 R >> /GS2 309 0 R /Last 12 0 R endobj /Lang (EN-GB) /Icircumflex /Idieresis /Eth /Ntilde /Ograve /Oacute /Ocircumflex /Otilde /Odieresis /multiply << /S /Normal 182 0 obj /Pg 30 0 R /Lang (EN-GB) What are the values of the SHGC and SC of a single-pane clear-glass window? >> /S /Tabelle_content /K 142 /Tabs /S >> /TT0 313 0 R >> 266 0 obj /K 5 /S /Author null null 138 0 R null null 139 0 R null null 140 0 R null /Type /Pages "The Tempo project deals with using new fuselage structures and assembly tasks to reduce the time and cost of current states of production," says Brieskorn. << >> A team of enthusiats at your service. /S /Normal /Pg 43 0 R /P 430 0 R /CropBox [0.0 0.0 595.32 841.92] /K 147 . Aluminum wasn't widely used in aeronautical applications until the early 1920s, but its appearance helped engineers make their helicopters lighter and, as a result, easier to fly. >> /S /Tabelle_content 228 0 obj /K 133 /A 575 0 R /S /Tabelle_content /Pg 24 0 R endobj /Next 274 0 R Most have the pilot seated on the right side, although there are some with the pilot seated on the left side or center. / Procedia Computer Science 176 (2020) 3217-3224 2 Author name / Procedia Computer Science 00 (2020) 000-000 1. /K 52 /Count 20 /Resources << /A 467 0 R << /Subtype /XML >> endobj /Resources << 8 0 obj /P 437 0 R /Lang (DE-DE) /Pg 35 0 R /Lang (EN-GB) /S /P 11 0 obj Typically, a composite component consists of many layers of fiber-impregnated resins . /A 452 0 R /K 6 endobj Toward that end, the use of elastomeric bearings in main rotor systems is increasing. endobj /Fm0 295 0 R << /StructParents 9 << << /ModDate (D:20170508211034+01'00') /S /Normal Enthusiats at your service : at 1001hobbies, we share yo endobj 43 0 obj endobj /Metadata 3 0 R /S /formula /Fm2 297 0 R 222 0 obj /Lang (EN-GB) FUSELAGE STRUCTURE FOR AIRCRAFT FUSELAGE IN COMPOSITE MATERIAL AND AIRCRAFT EQUIPPED WITH SUCH A FUSELAGE STRUCTURE, Fuselage section with integral pressure bulkhead and hull shell with such a fuselage section, Electric bridge-type airframe structure of unmanned helicopter, A kind of helicopter cell type composite fuselage construction, A kind of depopulated helicopter airframe structure of housing load, A kind of frock for microlight-type helicopter main frame, There is the rotary-wing craft fuselage structure of load-bearing middle layer between two space of cabin and equipment, Universal aircraft cabin beam and design method thereof, Ventral beam in the shape of a tuning fork for an aircraft with a ventral hold, Unmanned helicopter fuselage force transmission structure assembly, Design method for main speed reducer connecting stay bar of coaxial rotor helicopter, CABIN OF VERTICAL TAKE-OFF AND LANDING AIRCRAFT WITH MOVING LAMP, Mezzanine structure for wide-bodied passenger aircraft, Stowage structure for electronic equipment in aircraft - has supporting members formed as structural elements with channels for cooling components, Medical complex for installation in a standard aircraft to convert it into an ambulance aircraft, Energy absorbing composite aircraft structure, Modular chassis for land, sea and air vehicles, Wide-body aircraft having efficient utilization of interior space and method therefor, Light aircraft structural layout - has two main bulkheads interconnected by main bream allowing rearward positioning of engine and wing spar, Auxiliary nose undercarriage, a force-transmission structure, and a rotary wing aircraft, CARRIER STRUCTURE AND AIRCRAFT WITH ROTATING WING, NOSE AUXILLARY LIGHT, CARRIER STRUCTURE AND AIRCRAFT WITH A ROTARY SAIL, Rotary wing aircraft and a carrier structure, Rotary wing aircraft with undercarriage structure, Aircraft fuselage having burnthrough resistant components, Monocoque helicopter fuselage with integral tail boom, Shrouded rotary assembly from segmented composite for aircraft, Method of constructing a fixed-wing aircraft, Crown cabin configuration for an aircraft, Multi-deck passenger aircraft having impact energy absorbing structures, Aircraft nose and nose landing gear bay structure, Landing gear compartment with separate structure, Aircraft nose structure with landing gear compartment, Aircraft including a passenger cabin extending around a space defined outside the cabin and inside the aircraft, Airframe of multipurpose class vi aircraft, Unmanned aerial vehicle nose landing gear cabin section based on catapult takeoff, Cabin structure of aircraft, aircraft and hovercar, A Stiffener Skeleton for a Firewall Arrangement of a Rotary Wing Aircraft, Lapse for failure to pay maintenance fees, Information on status: patent discontinuation, Lapsed due to failure to pay maintenance fee.