FIELD: aircraft manufacture; manufacture of load-bearing structural members. SUBSTANCE: at least one of cross- sections of rib has boundary line of section which is made in form of fragment or combination of fragments of oblique taper section of right circular cone over at least part of its length. EFFECT: improved strength characteristics (rigidity) during operation under conditions of cyclic alternating flexure; enhanced efficiency of fixation between body and adjoining part. 16 cl, 24 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| FLYING VEHICLE SPAR | 1999 |
|
RU2144488C1 |
| SHIP'S LONGERON | 1999 |
|
RU2143379C1 |
| SHIP'S STRINGER | 1999 |
|
RU2143365C1 |
| SHIP'S FRAME | 1999 |
|
RU2143364C1 |
| FLYING VEHICLE STRINGER | 1999 |
|
RU2144487C1 |
| FLYING VEHICLE FRAME | 1999 |
|
RU2144486C1 |
| STUD | 1999 |
|
RU2143612C1 |
| RIVET | 1999 |
|
RU2143607C1 |
| BOLT | 1999 |
|
RU2143611C1 |
| NUT | 1999 |
|
RU2144148C1 |
