Claims
- 1. A thermoplastic extruded flat sheet comprising a web of coherently interconnected filaments of indeterminate length continuously produced from a common melt source, said coherently interconnected filaments having substantially parallel alignment, said alignment being at an angle to the longitudinal axis of the assembly.
- 2. A structure having a plurality of layers, each of said layers comprising
- a thermoplastic extruded flat sheet comprising a web of coherently interconnected filaments of indeterminate length continuously produced from a common melt source, said coherently interconnected filaments having substantially parallel alignment, said alignment being at an angle to the longitudinal axis of the assembly;
- at least one of said layers having a filament alignment which is at an angle to said filament alignment of at least one of the other layers.
Parent Case Info
This is a continuation of application Ser. No. 928,612 filed July 27, 1978, now abandoned which is a division of Ser. No. 771,643 now U.S. Pat. No. 4,141,713, filed Feb. 24, 1977.
US Referenced Citations (3)
Divisions (1)
|
Number |
Date |
Country |
Parent |
771643 |
Feb 1977 |
|
Continuations (1)
|
Number |
Date |
Country |
Parent |
928612 |
Jul 1978 |
|