| 摘要 |
A combustible cartridge case has at least two resilient tubes (1,6) having coaxially coengageable open- ended mating portions (2,7) provided with radially deformable interlocking means. The two mating portions comprise a female portion (2) having a plurality of radial locating holes (4) and a male portion (7) having a plurality of radially projecting studs (8) snap engageable with the locating holes, the studs and locating holes together comprising the interlocking means The tubes (1,6) may be of materials having dissimilar combustion properties. <IMAGE> |
