| 摘要 |
1283145 Rotary-piston engines DAIMLERBENZ A G 26 Feb 1970 [6 March 1969] 9387/70 Heading F1F In an I.C. engine, particularly a Wankel engine, the radial sealing strip at each piston corner comprises a composite strip made from at least three layers of hard material, e.g., ceramic material, quartz, hard metal or aluminium oxide (Al 2 O 3 ) and/or hard sintered material, extending longitudinally of the strip which are connected together as by soldering, adhesive bonding, casting or sintering. |
