Oil porting system for dual cylinder vibrator

Details Oil porting system for dual cylinder vibrator Oil porting system for dual cylinder vibrator

1977-11-03

1979-12-18

Maslousky, Paul E.

Expansible chamber devices

Moving cylinder

92166, 91 39, 91216B, 91533, 181119, F01B 1502, F15B 1116

Patent

active

041788389

ABSTRACT:
A system for porting of hydraulic fluid in a hydraulically driven seismic energy vibrator of the reciprocating mass type. A mass is reciprocated relative to an earth contacting frame which includes at least two hydraulic piston rods coacting with internal cylinders within the mass. The piston rods, of the type having double rod ends, each include a single axial bore therethrough in communication with respective opposite sides of the piston ring assemblies, and cross porting is effected between opposite ends of the mass cylinders.

REFERENCES:
patent: 1843082 (1932-01-01), Ferris et al.
patent: 3745885 (1973-07-01), Fair et al.

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