Machine element or mechanism – Mechanical movements – Reciprocating or oscillating to or from alternating rotary
Reexamination Certificate
2005-08-16
2005-08-16
Bucci, David A. (Department: 3682)
Machine element or mechanism
Mechanical movements
Reciprocating or oscillating to or from alternating rotary
C074S089260, C074S089430, C160S188000, C060S709000
Reexamination Certificate
active
06928894
ABSTRACT:
An actuator combining mechanical and hydraulic forces includes a cylindrical body and a piston that can slide relative to the cylindrical body. The piston and the cylindrical body are connected by a mechanical system for transmitting mechanical power that constitutes a device that permanently controls the position of the actuator, a permanent locking device, and a safety device. The device for transmitting hydraulic power constitutes a load compensator device. The two power transmitting devices operate in parallel. Position control using the drive system at reduced power can be synchronized in a simple way for a plurality of actuators.
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Coda Jean-Marie
Falcou Gerard
Mothier Gérard Yves
Thieffry Bruno Robert
Bucci David A.
Hansen Colby
Societe Eca
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