Matches 1 - 8 out of 8


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US20100310385 Artificial Lift Mechanisms  
The invention relates to electric linear motors and gas springs in reciprocating pumps for oil wells. By the use of this invention a simple, silent, compact and adaptable mechanism can be...
US20140334947 FLUID PUMP SYSTEM  
A fluid pump system for a fluid delivery system is disclosed. The fluid pump system includes a drive cylinder and a drive piston slidably disposed in the drive cylinder. A drive rod including a...
US20100322788 AUXILIARY BRAKING DEVICE FOR WELLHEAD HAVING PROGRESSIVE CAVITY PUMP  
An auxiliary braking device can be used for wellhead applications having a progressive cavity pump. A housing of the device independently mounts on the pump's existing drive using a mounting...
US20090214359 LIQUID PUMP FOR AN INTERNAL COMBUSTION ENGINE AND DEVICE FOR HEATING LIQUID  
A liquid pump for an internal combustion engine having a housing in which a pump rotational shaft is accommodated, in particular a water pump of a heat exchanger circuit of a vehicle, and an eddy...
US20150044066 VARIABLE CAPACITY RECIPROCATING COMPRESSOR  
A reciprocating compressor may include a shell, a first cylinder, a plate, a second cylinder, and a piston. The first cylinder may be disposed within the shell and may include a first valve. The...
US20130205769 WAVE ENERGY CONVERSION  
An apparatus is provided for harnessing ocean wave energy, wherein the apparatus relieves excessive loadings on components to avoid damage thereof in adverse wave conditions. The apparatus...
US20110150670 TRANSMISSION PUMP WITH ONE-WAY CLUTCH FUNCTION AND METHOD OF ASSEMBLING PUMP HUB FOR A TORQUE CONVERTER TO A TRANSMISSION PUMP  
A pump for a transmission, including: a housing with a pneumatic port; and a gear for engaging with a pump hub for a torque converter, wherein the pneumatic port is for introducing compressed air...
US20160245274 RECIPROCATING COMPRESSOR, COMPRESSION SECTION UNIT, AND MAINTENANCE METHOD OF RECIPROCATING COMPRESSOR  
A reciprocating compressor is provided with a compression section which compresses gas, and a crank section which has a crankshaft and drives the compression section. The compression section is...
Matches 1 - 8 out of 8