| 摘要 |
FIELD: withdrawal of foreign matter from narrow space between coaxial shafts mainly of two-shaft aircraft gas-turbine engines. SUBSTANCE: to withdraw foreign matter from narrow space between coaxial shafts, the following procedure is performed: mineral oil is introduced in inter-shaft space, after which withdrawing article in introduced in this space; shafts are rotated in synchronism through at least 360 deg at simultaneous reciprocating of withdrawing article and withdrawing article is removed together with foreign matter at simultaneous rotation of inner shaft. EFFECT: reduction of time required for repair which may be performed under field conditions; enhanced economical efficiency. |
