| 摘要 |
Improved apparatus (10) for releasably securing a plurality of non-externally threaded ignition devices (12) in cylinder head bores (29) for facilitating the insertion and removal of the ignition devices therefrom, the apparatus (10) comprising means (20) defining a pair of slots (30) about each bore (29); a retaining member (22) for each ignition device (12) having a bearing surface (44) and a pair of projections (42) receivable in a pair of slots (30); and means for releasably securing the projections (42) in the slots (30) with the bearing surfaces (44) abutting the ignition devices (12) for urging them into their respective bores (29).
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