Abstract: A compressor assembly having a housing with a number of sound control chambers. A method of controlling a sound level of a compressor assembly having a step of providing a plurality of sound control chambers. A method of controlling a sound level of a compressor assembly having a step of eliminating an operator's line-of-sight view to noise producing components of the compressor assembly. Sound level of a compressor can be controlled by separating the internal volume of a housing which encases at least a portion of a pump assembly to create sound control chambers and/or eliminating an operator's line-of-sight view to noise producing components of the compressor assembly.

Abstract: A fuel pump includes a housing, a pump section disposed within the housing on a first side thereof, a motor section disposed within the housing on a second side thereof and communicating with the pump section, and an upper body closing an end of the housing on the second side. A fuel chamber, into which fuel flows from the pump section through the motor section toward the second side of the housing, and a first branch fuel path, which is connected to the fuel chamber, are provided between the upper body and a motor. A discharge port is connected to the fuel chamber. A supply port is connected to the first branch fuel path, and the fuel in the fuel chamber is provided to the supply port through the first branch fuel path.

Abstract: An atomizer includes a motor mounted in a housing. First and second cylinder units are received in the housing. The first cylinder unit includes a first piston and a first coupling bearing connected to the first piston. The second cylinder unit includes a second piston and a second coupling bearing connected to the second piston. An eccentric transmission shaft of the motor extends through the first and second coupling bearings of the first and second cylinder units. The first and second pistons of the first and second cylinder units move reciprocatingly when the motor operates. An intake check valve is mounted in an intake passage between an intake port of the first cylinder unit and an inlet of the housing. An outlet check valve is mounted in an outlet passage between an outlet port of the second cylinder unit and an outlet of the housing.

Abstract: The invention relates to a pump unit that can be driven by an electric motor, in particular for providing vacuum for a pneumatic brake booster, including a pump housing that can be closed by a working-chamber cover and at least one elastic displacement element, wherein a working chamber is bounded between the displacement element and the working-chamber cover and wherein inlet valves and outlet valves and inlet channels and outlet channels associated with the valves are associated with the working chamber. According to the invention, in order to reduce noise emissions, devices for reducing a contact surface between the working-chamber cover and the pump housing are provided.

Abstract: The invention provides a peristaltic pump. The pump has a cavity for receiving a rotor and a flexible conduit, the rotor engaging the flexible conduit to displace fluid therein. A conduit retainer mechanism is provided for engaging the flexible conduit to assist with retention of the conduit in the cavity against displacement resulting from engagement between the conduit and the rotor. The conduit retainer mechanism including first and second jaws opposite to one another, defining between them a passageway for receiving the conduit, wherein one of the first and second jaws are spring biased to resiliently engage the conduit.

Abstract: An air compressor of weight-reduction type is disclosed, wherein the bearing and the main housing thereof are formed integrally, so that when the piston body conducts reciprocating motion within the cylinder at high frequencies, the bearing is firmly fixed on the main housing without nonfunctioning or falling off. Furthermore, the main housing and the cylinder thereof are made of plastic and formed integrally. The main housing is formed with a wind collecting hood to facilitate the air flow being introduced through the main housing for rapidly dissipating the heat generated by the bearing and the heat generated from the reciprocating motion of the piston body. Accordingly, the manufacturing cost of the air compressor can be reduced to achieve an economical design, and the weight of the air compressor can be reduced to facilitate the compressor being carried onto a vehicle.

Abstract: A method for producing a pendulum of a pendulum slide cell pump may include providing a prefabricated pendulum body and performing a post-machining operation on the pendulum body only at a plurality of contact locations at which the pendulum body contacts at least one of an inner rotor and an outer rotor of the pendulum slide cell pump.

Abstract: A pumping device includes a working chamber and a piston provided to slide in the working chamber so as to vary the useful volume of the chamber during pumping, and anti-rotation elements for the piston. Advantageously, the anti-rotation elements include an index (107) mounted radially with respect to the axis of the piston and the device includes a longitudinal slot (108), the index being provided so as to move in the slot. Advantageously, the index (107) has two approximately parallel planar faces that extend longitudinally.

Abstract: The present invention concerns a cooling apparatus for subsea applications with a shell and tube heat exchanger. The heat exchanger includes a longitudinal shell. The shell forms a cavity with a fluid inlet port and fluid outlet port. A bundle of tubes extends from an inlet plenum chamber with an inlet port and into the shell on the same side of the shell as a bundle of tubes extending from an outlet plenum chamber with an outlet port. At least one tube sheet seals against the shell cavity and the inlet and outlet plenum chambers. The bundle of tubes extending from the inlet plenum chamber is in fluid connection with the bundle of tubes extending from the outlet plenum chamber. A retrievable pump module with a sealed pump module housing is placed adjacent the heat exchanger and includes a motor driving an ambient sea water pump.

Abstract: A method of reducing leakage from a pipeline includes the steps of: pumping fluid through a pipeline using at least one pump, the at least one pump comprising a reversible, positive displacement fluid pump; detecting a leak in the pipeline downstream of the pump; reversing the at least one pump to draw fluid out of a downstream section of the pipeline; and redirecting the fluid being drawn from the pipeline into a storage container.

Abstract: A vacuum cleaner includes a dirt tank, a tank cover mounted on the dirt tank, and a blower detachably mounted on the tank cover. The blower includes a handle. A latching mechanism located at the handle allows selective attachment or detachment of the blower and the tank cover.

Abstract: A work vehicle that includes: a transmission system decreasing or changing a speed of a driving force from an engine and outputting the driving force. A transmission case houses the transmission system. A hydraulic circuit supplies oil collected in the transmission case to hydraulic equipment. The transmission case is divided to form a storage space housing a minimum speed transmission portion of the transmission system. The hydraulic circuit connects a suction intake oil passage of the hydraulic circuit to a bottom portion of the storage space and supplies the oil collected in the storage space to the hydraulic equipment.

Abstract: A fluid pump configured to prevent contact between volatile fluids and a ball bearing of the pump while providing the ball bearing with adequate lubrication. The fluid pump includes a pump casing having a fluid inlet and a fluid outlet, and a rotor set disposed within the pump casing for conveying fluid from the fluid inlet to the fluid outlet. The fluid pump further includes a recirculation chamber located adjacent the fluid outlet for collecting leaked fluid. The leaked fluid may be conveyed from the recirculation chamber back to the fluid inlet due to a pressure differential therebetween. The fluid pump may further include first and second seals that surround a drive shaft of the rotor, the first and second fluid seals defining a lubricant chamber therebetween that houses a ball bearing of the pump and that is filled with a continuously circulated, nonvolatile lubricant.

Abstract: A partition for fluid tight sealing between a motor compartment and a coupling compartment of an immersible machine is described. The partition includes a partition wall having a seat, and at least one coupling terminal arranged in the seat, the coupling terminal being accessible from a primary side of the partition, and from a secondary side of the partition. A sealing member is located in at least a part of the interface between the seat of the partition wall and the coupling terminal, and a retention means is arranged to retain the coupling terminal in the seat. The coupling terminal includes a primary spring clip engageable from the primary side and a secondary spring clip engageable from the secondary side. Also disclosed is an immersible machine including such a partition.

Abstract: A fuel cell system includes a fuel cell, a fuel-gas supply path, a fuel-gas circulation path, a first flow adjuster, an ejector, a bypass flow path, and a second flow adjuster. The fuel cell has a fuel-gas flow path and an oxidant-gas flow path. The bypass flow path connects an upstream section of the fuel-gas supply path located upstream of the first flow adjuster to a downstream section of the fuel-gas supply path located downstream of the ejector so as to cause fuel gas to bypass the first flow adjuster and the ejector. The second flow adjuster is provided in the bypass flow path to adjust a flow rate of the fuel gas by intermittently ejecting the fuel gas at a larger flow rate than the first flow adjuster.

Abstract: A coupling system for receiving a push rod includes a housing defining an internal channel having a sloped wall, and a piston received within the internal channel. The piston includes at least one flexible member arranged within the channel to be acted upon by the sloped wall to engage the push rod. The only external force required to couple the push rod is an axial force on the piston in a direction. The only external force required to de-couple the push rod is an axial force on the piston in an opposite direction.

Abstract: A breathing system for ventilating a patient has a gas channel enclosing a gas channel volume (V), and a compliance (C). The system has a flow calculation unit operative to determine a gas flow estimate (Fe) at a flow estimate location in the gas channel. The gas flow estimate (Fe) is based on a relationship between a monitored gas flow (Fm) in the gas channel and a compressible gas flow (Fc) which depends on the compliance (C) in the gas channel. The monitored gas flow (Fm) is a gas flow at a monitoring location in the gas channel and the compressible gas flow (Fc) is a flow of gas in the gas channel between the flow estimate location and the monitoring location, and the flow estimate location is remote from the monitoring location.

Abstract: A break-away fitting facilitates installation and removal of a pump in wet well system, along at least one guide rail. When installed, the fitting mates an outlet of the pump to an outlet pipe of the wet well. The fitting has a body with a first and a second surface, the surfaces arranged to be substantially perpendicular to each other. A flanged opening in the first surface is sized and adapted for attaching the body to the outlet flange of the pump. The second surface has indentations for engaging the at least one guide rail, so that the body slides in the vertical channel. To minimize the dangers from static electricity in the wet well, the body may be formed from a non-sparking material, such as brass or bronze, or a surface of the indentations may be covered by a non-sparking material, including high-density polyethylene or poly(tetrafluoroethylene).

Abstract: A device for providing reducing agent includes a tank, a delivery unit disposed at least partially in the tank and having a suction point through which the delivery unit can draw reducing agent out of the tank, and a filter covering the suction point. An intermediate space or chamber is formed between the delivery unit and the filter, and the filter is disposed on the delivery unit in such a way that it can perform a deflection movement away from the suction point if ice forms in the intermediate chamber. A motor vehicle having the device is also provided.

Abstract: A pump comprising a housing having a head carrying area, a motor disposed within the housing, a rotor rotated by the motor; and a pump head assembly mounted to the head mount of the housing, the pump head assembly being one of a piston head assembly or a diaphragm head assembly. The head carrying area is configured such that the piston head assembly and the diaphragm head assembly may be interchangeably mountable thereon. The head carrying area comprises a cylinder seat surrounding an aperture and a radially outward of the aperture. The sidewall may also have a step. The cylinder seat may be sized to receive a cylinder of the piston head assembly and the annular step of the annular sidewall may be configured to receive a diaphragm support ring of the diaphragm head assembly.

Abstract: A grinder pump basin system is provided which includes a basin; a cover plate; a bracket secured to the cover plate; and a grinder pump with cutter plate with openings and a cutter blade secured to the bracket above a bottom surface of the basin. The bracket includes a front portion, which prevents waste water from interacting adversely with the grinder pump when it enters the basin. A discharge system for the grinder pump is secured to an outlet of the grinder pump and includes a discharge pipe and a flexible discharge coupling. Flow directional jets are also provided in an elbow of the pump discharge system to direct waste water and solids away from the grinder pump.

Abstract: A magnetic-drive coupling pump configuration including an attachment/detachment mechanism allowing simple and reliable positioning and fixation is provided. Thrust-direction positioning and radial-direction positioning are achieved, respectively, by surface contact of a convex portion of a pump unit (10) inserted up to a predetermined position in a concave portion (31) of a drive motor unit (30), and contact between an outer circumferential surface of the convex portion (11) and an inner circumferential surface of the concave portion (31).

Abstract: The invention relates to a separable device for the application of compression and thermal therapy to a patient. A first section includes a reservoir, liquid pump and a thermal exchange system for the application of thermal therapy as well as a dock. The second section of the device includes an air compressor and at least one controller for the application of compression therapy and can be operated independently from the first section. Additionally, the second section may be engaged with a dock of the first section.

Abstract: A system for constructing an axial blower comprising an essentially circular-cylindrical blower pipe configured about a center axis and an inner pipe serving as motor case; and presenting several mounting options for mounting of motor drives to the effect that it is possible to mount motor drives extending rearwards relative to the inner pipe and motor drives extending primarily within the inner pipe.

Abstract: The portable steel-reinforced HDPE pump station includes a vertically upright, cylindrical wet well fabricated from steel-reinforced plastic. Pumps are disposed in the wet well. A pipe connected to the pumps extends to the outside of the wet well to allow outflow of water to external systems. An access hatch covers the upper portion of the wet well and is arranged above grade. The remainder of the wet well is disposed in the ground, below grade. Vertically disposed sliding rails are attached inside the wet well, and extend upward from a working area of the well to the top of the well near the access hatch. The pumps are slidably attached to the rails to facilitate sliding installation and removal of the pumps by way of the access hatch. A water-receiving inlet pipe extends into the wet well, the inlet pipe allowing entry of water inside the wet well.

Abstract: A coupling system for receiving a push rod includes a housing defining an internal channel having a sloped wall, and a piston received within the internal channel. The piston includes at least one flexible member arranged within the channel to be acted upon by the sloped wall to engage the push rod. The only external force required to couple the push rod is an axial force on the piston in a direction. The only external force required to de-couple the push rod is an axial force on the piston in an opposite direction.

Abstract: The invention concerns a pump cart for a biological liquid treatment installation, having a first lateral face (40), and a second lateral face (41) by which it is configured to be juxtaposed against a conveying network cart (1) of the installation and a front face (42) meeting the lateral faces (40, 41), and comprising at least one pump (414), a pump support (50) on which is mounted said pump (414), and a guide member for making said pump (414) movable in translation and on which said support (50) is mounted; said support (50) being movable in translation in a direction going from the first lateral face (40) towards the second lateral face (41); whereby said pump (414) is disposed at a predetermined location on said cart (2) depending on the type of treatment carried out.

Abstract: A submersible, water circulation system for enclosed tanks such as used by municipalities, fire districts, and industries. The system includes a driving unit having a shell extending along an axis with a pump supported within the shell. The shell has at least one inlet and at least one outlet and is positionable on the floor of the tank with the outlet facing upwardly. In operation, the pump continuously draws an incoming flow of water from outside of the driving unit adjacent the tank floor through the inlet of the driving unit and preferably drives all of the continuously incoming flow out through the upwardly facing outlet. The upwardly facing outlet is preferably a thin, elongated slot that creates a thin, substantially planar discharge of water therethrough that presents a very large surface area for its volume and induces water adjacent the shell to move upwardly with it.

Abstract: Provided is a compressor fixation structure that can reduce the occurrence of condensation. In a fixation structure for a compressor that has an electric motor and a compression mechanism provided adjacently to the electric motor and driven by the electric motor, when forming a motor housing for the electric motor and a compression mechanism housing for the compression mechanism separately from each other, a fixation part to be fixed to an object to which the compressor is to be attached is provided in the compression mechanism housing. Consequently, the compression mechanism housing is integrated with the object, and the heat capacity of the compression mechanism including the compression mechanism housing can be assumed to be a larger capacity which includes the heat capacity of the object.

Abstract: A pumping system for pumping water from streams, ponds or shallow wells having a predetermined depth, featuring a reel assembly to rotate so as to receive, roll-up and retain a hose; a submersible pump assembly having submersible pumps, each connected to a manifold in parallel so as to form a parallel pump configuration, the manifold having a hose connection to couple to the hose; a solar panel to couple and electrically power the submersible pump assembly; and a portable cart having a frame with a first frame part to affix to the reel assembly, a second frame part to affix to the solar panel, a third frame part to detachably receive and retain the submersible pump assembly, and a fourth frame part to affix to the wheel assembly to roll the pump system to a remote location for pumping water in areas with little or no access to grid electricity or liquid fuel.

Abstract: A drywall feed pump system supplies drywall joint compound to a fill port assembly that allows for the connection of tools with various couplings, such as continuous flow pump tools and conventional automated hand tools. The assembly includes a feed hose, a mounting plate, a coupling plate, and a quick-connect adapter. An inlet of the feed hose connects to the feed pump system to supply the assembly with joint compound. The mounting plate provides a location for the outlet of the feed hose and accessory couplings to attach. The coupling plate facilitates the attachment to the drywall feed pump system. The quick-connect adapter extends from the mounting plate and facilitates the connection of various accessory couplings.

Abstract: A reservoir is located in a fuel tank. The reservoir is in a bottomed tubular shape having a periphery defining an opening. A lid member is located in the fuel tank and mounted to the periphery of the reservoir to close the opening. A pump unit is partially accommodated in the reservoir to discharge fuel stored in the reservoir to an exterior of the fuel tank. The pump unit is located at a position offset from a center axis of the lid member. The pump unit has a projection projected from the lid member to an exterior of the reservoir. A remaining quantity detector is configured to detect a quantity of fuel in the fuel tank. The remaining quantity detector is located at a remaining space remaining in the fuel tank. The remaining space is located on the lid member and located around the projection.

Abstract: A motor-driven compressor is to be mounted to a first mounting of a vehicle. The compressor includes a compressor body that is electrically powered to draw in fluid for compression and to discharge the compressed fluid, and a second mounting for securing the compressor body to the first mounting. The second mounting includes a first mounting member having a first mounting hole, a second mounting member provided away from the first mounting member and having a second mounting hole, a resin member integrally formed with the first and second mounting members and provided at least between the first mounting member and the compressor body, a first fastening member inserted through the first mounting hole for securing the first mounting member to the first mounting, and a second fastening member inserted through the second mounting hole for securing the second mounting member to the compressor body.

Abstract: A module for a telecommunications subrack as well as a telecommunication subrack are disclosed. The module is a horizontal plug in unit including a power part that includes power filtering functions for securing power feed to a backplane of the subrack as well as to a number of fans also arranged on the module for cooling of the subrack. The module also includes connectors arranged in the rear of the module for connecting the module to the backplane as well as connectors arranged in the front of the module for accommodating power cables. The telecommunications subrack includes a cage configured to accommodate cards, an air intake with filter and two or more removably mounted modules. Each of these modules includes a power part that includes power filtering functions for securing power feed for the subrack, input connectors arranged in the front of the module for accommodating power cables, fans for cooling of the subrack, and output connectors for connecting the module to a backplane of the subrack.

Abstract: A pump driver, a disposable pump cartridge for use with the pump driver and a beverage dispenser employing the pump drive are disclosed. The disposable pump cartridge comprises at least one barrel 20 having an inlet valve 24 and an outlet valve 26 associated therewith. A piston 28 movable within the barrel 20 is retained in a minimum volume position during transit by a protrusion 22 on the internal surface of the barrel 20. The piston 20 has a piston shaft 28 with a hollow end arranged, in use, to releasably engage a piston driver to drive the piston 28 from its minimum volume position to an operative position, and to reciprocate the piston 28 within the barrel 20 in its operative position to draw fluid into and pump fluid from the barrel 20 via the inlet valve 24 and outlet valve 26 respectively. Methods of engaging, disengaging and changing the disposable pump cartridge are also disclosed.

Abstract: Embodiments are described for engaging a pumping cartridge with a pump drive. In certain embodiments, the cartridge, including a cylinder and a movable piston assembly, is initially assembled or subsequently positioned so that the distance between the attachment point on the piston assembly for coupling to a drive assembly, and a reference point on the cylinder, is greater than the maximal distance that will be encountered during normal oscillation of the piston during use. The cartridge, in certain embodiments, may be pressed into a drive assembly that immobilizes the cartridge and couples the piston assembly to the driveshaft. In certain embodiments, when the cartridge is fully inserted into the drive assembly, the piston is pressed into the cylinder sufficiently to establish a selected distance so that the piston shaft is in the proper position to engage with a coupling mechanism carried on the driveshaft.

Abstract: An improved booster for use in piped fluid systems includes a motor, a fan wheel and a hermetically sealed tank assembly. Fluids enter the tank assembly through an inlet and are compressed within the tank assembly by a rotating fan wheel, before leaving the tank assembly through an outlet, which may be aligned in a plurality of angular configurations. The motor is powered by a versatile electrical connection which enters the tank assembly through a connector that maintains the hermetically sealed condition in the tank assembly, and can accommodate power of any voltage or frequency. The incremental pressure gain provided by the booster may be controlled by modifying the speed of the rotating fan wheel, and a sled assembly provides structural support and positional alignment for portions of the tank assembly when the booster system is opened for access.

Abstract: The motor-driven compressor is mounted on a mounting of a vehicle. The motor-driven compressor includes a compressor body, a mounting, a damper and a fastener. The compressor body is electrically powered to draw in fluid for compression and to discharge the compressed fluid. The mounting of the compressor is formed on the compressor body and has a mounting hole. The damper is made of a resin and receives therein the mounting of the compressor. The damper is interposed between the compressor body and the mounting of the vehicle and has a through hole. The fastener is inserted through the through hole of the damper and the mounting hole of the compressor for securing the damper to the mounting of the vehicle.

Abstract: A ceiling fan includes an outer rotor motor having a rotor connected to a rotating disc and a stator connected with an inner tube. An outer tube is fitted around the inner tube, having one end connected with the rotating disc, and a plurality of elastic buffer pieces are positioned between the outer tube and the rotating disc. By so designing, when the rotor is rotated to actuate the rotating disc together with the outer tube to rotate, the elastic buffer pieces can absorb the vibration produced by operation of the outer rotor motor and also correct bias swinging of the outer tube through their elastic deformation to enable the outer tube to be rotated stably.

Abstract: This application describes systems for protecting steel fluid end body flow passages from direct impingement by high pressure fracking fluid. This fluid end body flow passages are protected by components in the form of cartridges and sleeves in one embodiment, a sleeve in another embodiment and a sleeve with dual cartridges in a further embodiment. This disclosure also describes kits which utilize these systems to provide enhanced erosion and corrosion resistance as well as improved fatigue properties and extended service life to these fluid ends.

Abstract: A ceiling fan motor (10) is disclosed which is coupled to a motor adapter (14) which in turn is coupled to a downrod (12) and motor housing (13). The motor adapter 14 has a downrod receiver (45), a motor shaft receiver (46), and three mounting arms (47). The downrod receiver is defined by a tubular cylindrical wall (52) which has a first set screw hole (58) and a threaded, second set screw hole (59) which are aligned with downrod set screw holes (60). The cylindrical wall includes ridges (61) which are positioned on either side of the second set screw hole (59). A threaded set screw (62) extends through the first set screw hole, through the downrod set screw holes, and threaded into the second set screw hole. The threaded set screw has a head (63) with a tapered portion (64) which abuts the downrod.

Abstract: A server including a chassis, an electronic module, a fan module and a handle is provided. The chassis has a first wedging portion. The electronic module is disposed in the chassis. The fan module is disposed in the chassis and is adjacent to the electronic module. The handle is pivotally connected to the fan module and has a second wedging portion, and the first wedging portion is used for wedging the second wedging portion. When the handle is rotated, the fan module is moved relatively to the first wedging portion for entering or exiting the chassis.

Abstract: A method and apparatus for repairing and/or preventatively maintaining a jet pump restrainer assembly used in a Boiling Water Reactor (BWR), the repair including attaching a bearing plate or plates to a horizontal surface of a jet pump restrainer assembly bracket, the bearing plate or plates acting to supplement and/or replace an existing contact surface between a mixer wedge and the jet pump restrainer assembly bracket of a jet pump restrainer assembly.

Abstract: A motor compressor unit including a common housing sealed with respect to a gas to be compressed, a motor mounted to the common housing, and a compressor mounted to the common housing. The motor is mounted in an inner casing fastened in the common housing by at least one removable fastening device such that the motor and the inner casing form a removable cartridge.

Abstract: A medical pump includes a chassis having a fixed seat and a carriage having a footing for receiving a fluid delivery device and restricting its movement. An actuator assembly is provided that allows for moving the carriage between an opened and closed position to engage the fluid delivery device to the seat. A rack and pinion system is utilized in combination with a cam element and spring element to provide a bi-stable actuator assembly that urges the carriage into a fully opened position or a fully closed position and will not allow the carriage to dwell in an intermediate position if external force is withdrawn.

Abstract: A motor-driven compressor is to be mounted to a first mounting of a vehicle. The compressor includes a housing having therein a compression mechanism that is electrically powered to draw fluid into the housing for compression and to discharge the compressed fluid out of the housing, and a second mounting for securing the housing to the first mounting. The second mounting includes a first cylindrical member, a damping member made of a resin and provided between the first cylindrical member and the housing, a first fastening member extending through the first cylindrical member and the damping member for securing the first cylindrical member and the damping member to the housing, and a second fastening member inserted through the first cylindrical member for securing the first cylindrical member to the first mounting.

Abstract: A surgical cassette clamping system includes a mounting plate having a first side and a second side. A bracket system may be disposed adjacent the first side of the mounting plate. A clamp motor may be disposed adjacent the mounting plate and fixed relative to the mounting plate. The clamp motor may be operably connected to the bracket system to displace the bracket system relative to the mounting plate. The system may also include a plurality of pivot arms pivotably connected to the bracket system and extending adjacent the second side of the mounting plate. An engagement portion may be attached to each of the plurality of pivot arms that cooperatively engages the second side of the mounting plate, the engagement portion being operable to pivot the pivot arms when the bracket system moves relative to the mounting plate.

Abstract: A blower fan including a motor having a rotating shaft, a bracket, a fan housing having a cavity, a fan wheel, and fan blades. The motor is disposed on the fan housing via the bracket. An extended portion of the rotating shaft extends into the cavity of the fan housing and connects with the fan wheel. The fan blades are disposed on the rotating shaft and between the motor and the fan housing. On the casing of the motor is disposed with air vents. The bracket forms an annular side wall. A cavity is formed inside the annular side wall. The annular side wall is outfitted with air outlets which are connected with the cavity of the annular side wall and the fan blades are disposed in the cavity.

Abstract: A quick-connect mounting apparatus used to join a drive mechanism to a driven mechanism permits rotatable members of the drive mechanism and driven mechanism to be aligned and joined together for proper operation.

Abstract: A rotating system includes a drive member and a driven member. The rotating system includes a coupling positioned to rotatably couple the drive member to the driven member and a housing surrounding a portion of the coupling to define an inside and an outside, the housing having a plurality of apertures. A fan is coupled to the coupling and operable to produce a flow of air from the inside to the outside via at least one of the plurality of apertures, and a guide tube is positioned within one of the plurality of apertures to guide a flow of air from the outside to the inside.