Patents in subclass Pumps/Adjustable Motor And Pump Rotor Unit Or Relatively Adjustable Aligned Pump And Motor Rotary Shafts

Parent class: Pumps

Number Patent title Issue Date
07338400 Motor belt tensioning construction for an air handling unit

A belt tensioning system for a motor and a belt-driven blower each secured inside an air handling unit. The blower rotatably carries a first shaft, a first sheave and a bladed arrangement being secured to the first shaft. A second sheave...		 03/04/2008
07322805 Impeller adjustment device and method for doing the same for close coupled pumps

A method and apparatus are provided for adjusting an impeller in a motor and impeller assembly of a pumping device. The method features steps of: tightening mounting bolts so as to move the motor and impeller assembly of the pumping...		 01/29/2008
07063512 Pump stabilizer and method

A vertically-disposed pump shaft is supported by an upward force against the pump shaft during periods of non use of the pump thereby off-loading bearings normally supportive of the shaft to prevent damage thereto when the pump is moved....		 06/20/2006
06652249 Brushless DC wet motor fuel pump with integral controller

An integrated brushless DC wet motor pump unit comprises a pump, a motor and a motor controller all contained within a housing. The motor includes a stator having stator coils fixed in relation to the housing and a motor rotor surrounding...		 11/25/2003
06616420 Reciprocating piston pump with auxiliary support shaft

The invention relates to a pump assembly for a hydraulic brake system with traction control, having an electric motor and a piston pump. To reduce a bearing load, the invention proposes rotatably supporting and thereby radially bracing a...		 09/09/2003
06595761 Screw compressor

There is provided a screw compressor which needs neither a bed nor a coupling, therefore not involving alignment, and yet in which gas is not heated by the motor. The screw compressor has a compression section 21 and a motor section 22...		 07/22/2003
06511301 Fluid pump and cartridge

In a fluid pump and cartridge assembly, a cartridge includes a material inlet port, a material outlet port, and a feed screw. The feed screw delivers fluid to be dispensed from the fluid inlet to the outlet port. The fluid inlet is...		 01/28/2003
06464590 Hydraulic aggregate with at least one displacement machine

A hydraulic aggregate has at least one displacing machine having a driving mechanism, a driving/driven shaft, and a compensating coupling connecting the driving/driven shaft with the driving mechanism, and at least one machine unit...		 10/15/2002
06450782 Pump-motor assembly having a motor mount

A pump-motor assembly having a base, a horizontal pump, a pump bracket to attach the pump to the base, a motor to energize the pump and a motor mount with a motor table and a motor platform to support and position the motor. The motor...		 09/17/2002
06450783 Engine with oil pump

An oil pump includes an oil supply pump and an oil recovery pump disposed on an extension line of a crankshaft of an engine. One joint member is provided at an end portion of the crankshaft, and another joint member is provided at an end...		 09/17/2002
06322331 Tubular junction for tubing pump

A well pump assembly has a tubular junction having a main tube and a bypass tube. An electric motor and seal section hang below the tubular junction in the main tube. The motor is powered by a power cable that extends alongside the tubing...		 11/27/2001
06276895 Fan with centrifugal shutter mechanism

A fan has an associated centrifugal mechanism and a shutter, comprising a plurality of pivoted vanes and a central vane pivotally interconnected with a pair of heavy tie rods. The centrifugal mechanism is driven by the fan propeller and...		 08/21/2001
06241492 High pressure pump

A high pressure fluid pump 10 supplies fluids to a water blasting or cutting gun 14. The pump 10 is preferably of the in-line type, wherein both an inlet check valve 60 and a discharge check valve 62 move linearly along the axis 40 of the...		 06/05/2001
06176690 Optimally dampened separable engine-compressor

The present invention is a separable driver-compressor combination with minimal modifications to incorporate a high production block design. One block is used for the driver engine which is appropriately modified to operate using various...		 01/23/2001
6146111 Automotive water pump

A water pump allows adjustment of the drive belt by rotating a portion of the water pump housing. The water pump eliminates the need for additional drive-belt tensioning parts, therefore simplifying maintenance procedures. The pump...		 11/14/2000
5975862 Portable power tool with vibration-proof member

A power source and a human contacting portion of a portable power tool, with a vibration-proof member and a spacer placed between them, are tightened by fastening and connecting means in the direction approaching each other. The spacer...		 11/02/1999
5823261 Well-pump alignment system

An improved well-pump for geothermal wells, an alignment system for a well-pump, and to a method for aligning a rotor and stator within a well-pump, wherein the well-pump has a whistle assembly formed at a bottom portion thereof, such...		 10/20/1998
5762480 Reciprocating machine

A reciprocating machine converts linear motion to rotary motion or vice-versa and is associated with a supply of working fluid, and includes rotational power apparatus having a rotational motion transfer member; a cylinder defining a...		 06/09/1998
5759016 Device for continuously cooling apparatuses

The proposal is for a device for continuously cooling apparatuses with at least one circulation mechanism to circulate a coolant, wherein the circulation mechanism has at least one drive mechanism and at least one distribution means...		 06/02/1998