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Assignee: Gardner Denver, Inc.


Location: Quincy, IL
No. of patents: 17

NumberTitleIssue Date
8074679Y-type fluid end with replaceable suction module
A fluid end assembly for a high pressure pump receives a fluid from a fluid supply manifold and supplies the fluid to an outlet manifold. The assembly includes a housing with a removable suction module. The housing has a plunger bore to receive a reciprocating plung...
12/13/2011
7984671Self-tightening cover for pump
A self-tightening retaining system for securing a closure in position closing an access port of a pump housing. The system includes a retaining cover for obstructing removal of the closure from a bore of the access port. The cover has external threads interengageabl...
07/26/2011
7506574Self-tightening cover for pump
A self-tightening retaining system for securing a closure in position closing an access port of a pump housing. The system includes a retaining cover for obstructing removal of the closure from a bore of the access port. The cover has external threads interengageabl...
03/24/2009
7341435Fluid end
A fluid end for a high-pressure pump including a unitary body with a plurality of horizontal passages each for receiving a reciprocating plunger at one of its ends and a pressure relief valve at the other of its ends. The body is provided with a corresponding number...
03/11/2008
7335002Fluid end
A fluid end for a high-pressure pump including a unitary body with a plurality of horizontal passages each for receiving a reciprocating plunger at one of its ends and a pressure relief valve at the other of its ends. The body is provided with a corresponding number...
02/26/2008
D539898Aspirator side bracket
04/03/2007
7172175Suction valve
A suction valve including a valve seat and a piston movably joined to the valve seat. The piston has a head for engaging the top surface of the valve seat and a stem extending downwardly from the head through the valve seat. A valve guide is positioned adjacent the ...
02/06/2007
7004195Discharge valve
A discharge valve including a valve seat and a piston having a head with a bottom surface that is convex across its entirety for engaging the valve seat. The piston has a stem extending upwardly from the head away from the valve seat. A valve guide has a socket for ...
02/28/2006
6979125Rod-guided crosshead assembly
A rod-guided crosshead assembly for use in a pump or similar machine. The assembly includes a crosshead having a rigid body with a pair of parallel passageways passing from the front to the rear of the body. The body also has a rearwardly opening cavity between the ...
12/27/2005
6786111Connecting rod
A connecting rod including shaft with a major flange projecting outwardly from one of its ends and a minor flange projecting outwardly from the other of its ends. The major flange and the minor flange each have a number of holes for the passage of threaded fasteners...
09/07/2004
6767132Connecting rod bearing
A connecting rod bearing including a housing with an attaching portion and a retaining portion releasably joined together so as to define a transverse passageway. The attaching portion and the retaining portion are each provided with a pair of bores. The bores are r...
07/27/2004
6698450Discharge valve
A discharge valve including a valve seat and a piston having a head with a bottom surface that is convex across its entirety for engaging the valve seat. The piston has a stem extending upwardly from the head away from the valve seat. A valve guide has a ...
03/02/2004
6695007Suction valve
A suction valve including a valve seat and a piston movably joined to the valve seat. The piston has a head for engaging the top surface of the valve seat and a stem extending downwardly from the head through the valve seat. A valve guide is positioned ad...
02/24/2004
6609899Locomotive air compressor with outboard support bearing
This invention is directed to a locomotive air compressor that includes a detachable bearing housing that houses an outboard crankshaft bearing. The bearing housing includes a flange, a tapered housing and a bearing retainer. The housing also includes a c...
08/26/2003
6419459Pump fluid cylinder mounting assembly
A mounting assembly for mounting a pump to a fluid cylinder comprising a tie rod threaded at one end and providing a second end drivingly engageable with a sleeve-like threaded connection for clamping attachment directly into the cylinder block by the dir...
07/16/2002
6412516Dry shut-off cartridge
A valve control system for regulating fluid flow in a high pressure system, the control mechanism including a valve slidable within a cartridge, said cartridge carrying a seat, said valve being movable between a first position permitting high pressure flu...
07/02/2002
6220825Rotary-screw air compressor having a separator and a cooler fan assembly
A rotary-screw air compressor having a separator, a cooler fan assembly, and a mounting apparatus. The separator has a first chamber and a second chamber. The first chamber separates compressed air and coolant. The second chamber separates compressed air ...
04/24/2001
 
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