| 摘要 |
Replaceable blade assembly comprises a holder secured to the jaw and a blade insert which is releasably secured thereto. The holder has a face with an elongated intermediate portion, an inclined end portion adjacent its outer end, a channel extending along the elongated intermediate portion, and a recess in the inclined end portion. The blade insert has a first face for mounting against the face of the holder with an elongated intermediate portion bearing against the elongated intermediate portion of the holder. An inclined end portion adjacent the outer end of the blade insert bears against the inclined end portion of the holder and a spine on the elongated portion seats in the channel of the holder. A projection on the outer end of the blade insert seats in the holder recess and a fastener releasably secures the inner end of the insert to the inner end of the holder.
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