with vertically-reciprocating saw frame

Full Title

Gang saw mills; Other sawing machines with reciprocating saw blades, specially designed for length sawing of trunks > with vertically-reciprocating saw frame

Child Classifications

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• B27B 3/04 with multiple- blade saw frame
• B27B 3/06 with side blade saw frame
• B27B 3/10 Saw frames or guides therefor
• B27B 3/12 Mechanisms for producing the reciprocating movement of the saw frame; Arrangements for damping vibration; Arrangements for counter-balancing (B27B3/26 takes precedence)
• B27B 3/14 Arrangements for raising or lowering the feed rollers
• B27B 3/16 Driving mechanisms for the feed rollers
• B27B 3/18 Controlling equipment, e.g. for controlling the drive
• B27B 3/20 Equipment for guiding the sawn part of timber during machining, e.g. preventing faults due to torsional stress