| 摘要 |
A protective device for a rotary lawn mower blade in the form of an open-ended envelope of flexible shape retaining material such as plastic. The envelope has a back panel and two overlapping front panels which are held together by means of a complemental bead and groove arrangement. Apertures are provided in the panels so that the protective device can be applied to the blade while the blade is attached to the lawn mower drive shaft. Trim indicia is also provided.
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