| 摘要 |
1,202,753. Lighter flints. ALFRED DUNHILL Ltd. 8 Aug., 1969 [8 May, 1968], No. 21793/68. Heading F4F. In a pyrophoric lighter a disc of cerium or other suitable spark producing material is mounted for rotation by the actuating mechanism of the lighter, and a stationary striker element of hard metal is spring-urged into rubbing engagement with the disc so that as the latter is rotated a spark will be produced to ignite a wick or gas jet. |
