| 摘要 |
FIELD: transportation. ^ SUBSTANCE: seat of pipeline fitting consists of sealed relative to body flat ring with sealing area, and neck. The neck is located on opposite side of flat ring and interacts with body during assembling. The neck is made tapering with eccentricity relative to seating diametre of flat ring. Diametre of neck taper base is equal to top diametre of meeting tapered socket in cavity for flat ring. ^ EFFECT: lowering of labour consumption and simplification of assembly process. ^ 4 dwg |
