| 摘要 |
A dry shaver having a single shaft actuating at least two shaving heads formed by concentric shear plates adapted to be elevated and depressed relative to each other, each shear plate provided with a cooperating rotary cutter member resiliently maintained in engagement with the associated shear plate by separate springs between each two cutter members, the shear plates being coupled to one another in their extreme raised and depressed positions. |
