| 摘要 |
Herein is disclosed a pleated filter comprising an upstream face and a downstream face and comprising at least one flexible inextensible tridirectional scrim in discontinuous contact with the downstream face of the pleated filter and bonded to the pleat tips of the downstream face of the pleated filter. In additional embodiments, an additional tridirectional scrim may be provided in discontinuous contact with the upstream face of the pleated filter and bonded to the pleat tips of the upstream face of the pleated filter. In further embodiments, at least one continuous, substantially nonlinear adhesive strand may be provided on at least one face of the pleated filter. |
