<p>The present invention relates to a rotary blade including a spacer, and a substantially central aperture within the spacer, and a number of blade sections extending from the spacer, the blade characterised in that for trailing edge of a blade section as separated from the leading edge of the preceding blade section by a distance greater than the depth of the cut made by the blade section.</p>
申请公布号
WO2010024695(A1)
申请公布日期
2010.03.04
申请号
WO2009NZ00175
申请日期
2009.08.24
申请人
CORCEL IP LIMITED;VAN BERLO, PATRICK, PETRUS, ANTONIUS, MARIA