Power plants – Pressure fluid source and motor – With control means for structure storing work driving energy
Reexamination Certificate
2006-03-31
2008-10-28
Leslie, Michael (Department: 3745)
Power plants
Pressure fluid source and motor
With control means for structure storing work driving energy
C092S108000
Reexamination Certificate
active
07441405
ABSTRACT:
A cylinder assembly is disclosed. The cylinder assembly may include a cylinder body having an internal cavity therein and a piston and rod assembly disposed for axial movement within the internal cavity of the cylinder body. The piston and rod assembly may have an axial passage extending therein. The cylinder assembly may further include a tubular element received within the axial passage of the piston and rod assembly. At least a portion of the tubular element may extend out of the axial passage and into the internal cavity of the cylinder body between the axial passage and a wall of the cylinder body.
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An Energy Recovery System for A Hydraulic Crane C03700 IMechE 2001, Proceedings of 2002 ASME International Mechanical Engineering Congress & Exposition 11/17-22, New Orleans, LA UMC-019.
Aarestad Robert A.
Brinkman Jason L.
Hagen Paul D.
Krone John J.
Romack George M.
Barnes D. James
Caterpillar Inc.
Kibby Steven G.
Leslie Michael
LandOfFree
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