Patent ID: 8769787
Filing Date: 2014-07-08
Classification: B66C,Y10T

Abstract:
1. A head removing device for removing a head from an engine having multiple heads, the head removing device comprising: a crane assembly, the crane assembly including a fixed length, non-extendable support member having a first end and a second end, the crane assembly including mounting means near the first end of the support member, the mounting means adapted to engage a first head of the engine, at least a portion of the support member adapted to rotate about a vertical axis such that the second end of the support member is positionable over a second head of the engine; a gear box located near the second end of the support member, the gearbox including a drive gear and a driven gear directly meshingly engaged with one another with the drive gear having a drive mechanism which has a tool engaging portion thereon, the driven gear having a threaded inner perimeter, the gearbox including a gearbox housing for substantially enclosing the at least two gears; a rigid threaded lifting shaft having a longitudinal axis, the lifting shaft having a removed end, the lifting shaft for engaging the threaded inner perimeter of the driven gear, such that when such gear is rotated, the lifting shaft moves; wherein the lifting shaft passes through the gearbox housing; a head anchor assembly including at least a pair of anchor head engaging bolts for attaching to the removed end of the lifting shaft, the head anchor assembly including at least a pair of spaced apart members adapted to receive at least a pair of anchor head engaging bolts, a pair of spaced apart members dimensioned to engage a head separate from the head of the crane assembly mounting means.