B - Operations – Transporting – 27 – B
Patent
B - Operations, Transporting
27
B
143/14
B27B 15/04 (2006.01) B23D 55/10 (2006.01)
Patent
CA 1049377
ABSTRACT OF THE DISCLOSURE Strain mechanism for bandmill using deadweight lever mechanism in which undersirable effects of inertia of counterweight and friction at knife edges are reduced. Rolling diaphragm air cylinder is used in one of three pos- itions. In first position cylinder extends between arbor carrier arm and plunger tube and supplies portion of saw strain permitting lighter counterweight. In second position it extends between counterweight and and plunger tube and eliminates counterweights. In third position counterweight is supported on counterweight arm by yoke supported by cylinder which resiliently mounts weight.
138570
Allen Francis E.
Mcguire James D.
LandOfFree
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