| 摘要 |
A heat resistant cushion in the form of a compact of a toroidal structure which is formed by an annular network structure of knitted metal wires, the network structure including a first segment which forms an outer surface of the toroidal structure and a second, inner segment, the second segment containing yarns of an inorganic fiber which are disposed at a given axial separation and extending circumferentially of the network structure and which are support by engagement with selected loops of the metal wires which forms the second segment, the network structure being rolled upon itself beginning with the free end of the second segment. |
