POWER OPERATED ROTARY KNIFE

摘要

A power operated rotary knife (1 00) including: an annular rotary knife blade (300) including a knife blade bearing surface (319); a blade housing ( 400) defming a blade housing bearing surface ( 459); and a blade- blade housing bearing structure (500) disposed between the knife blade bearing surface (319) and the blade housing bearing surface ( 459). The blade -blade housing bearing structure (500) includes a rolling bearing strip (502) having a plurality of rolling bearings (506), such as ball bearings, disposed in spaced apart relation in a flexible separator cage (508).