| 摘要 |
PCT No. PCT/NL91/00131 Sec. 371 Date Mar. 29, 1993 Sec. 102(e) Date Mar. 29, 1993 PCT Filed Jul. 19, 1991 PCT Pub. No. WO92/01561 PCT Pub. Date Feb. 6, 1992.A printing apparatus comprises a printing roller (1) provided with a profile which containing (8) raised and lowered (9) parts in circumferential direction, a printing belt (3) provided at one side with a complementary profile, and an opposite roller (2) which together with the printing roller (1) determines a nip through which the printing belt (3) runs, in such a way that its profile side interacts with the printing roller, and its printing side interacts with the impression roller, which printing belt (3) is composed of an interlocked strip of plate material which is flexible as regards bending and is rigid as regards deformations in its plane, on one side of which a profiling of another, for instance rubbe-like, material is provided. Preferably, the profiling is carried out in the form of conical projections (6) distributed at regular intervals over the plate surface in question, and the printing roller (3) is provided with complementary recesses (9) distributed in a corresponding manner over its surface. |
