| 摘要 |
A tip treatment assembly is provided including a tip treatment bar (16) and retaining means (24, 26) which cooperate with a retaining element (30, 32) to retain the tip treatment bar (16) with respect to support means (44) of the assembly. The retaining means (24, 26) may comprise a hole through the bar (16) through which the retaining element, in the form of wire 30, 32, extends. The tip treatment bars (16) can be formed by stamping from a sheet of material such as a suitable alloy.
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