AIRCRAFT AIRFRAME ASSEMBLY Russian patent published in 2010 - IPC B64C1/00 

FIELD: aircraft engineering.

SUBSTANCE: invention relates to aircraft engineering, namely to airframe section design, method of its production and airframe design. Airframe section comprises 1^st inner tube, 2^nd inner tube, 1^st set of surrounding plates, 2^nd set of surrounding plates. Note here that said 1^st and 2^nd inner tunes are enclosed in outer tube and jointed thereto by flexible joint. Said 1^st inner tube is enclosed in 1st set of surrounding plates and said 2^nd set of surrounding plates in enclosed in 2^nd set of surrounding plates. Method of producing airframe section comprises producing 1^st inner tube, 2^nd inner tube, jointing inner tube to produce combined tube, enclosing combined tube into outer tube and jointing outer tube to combined tube. Airframe comprises at least two sections that incorporate respective front surfaces intended for jointing sections together to make integral airframe.

EFFECT: ease of assembly.

10 cl, 19 dwg