Abstract: In an electrical junction box, an electrical junction box main body is housed in a housing case consisting of an under case member and an upper case member, and a wire harness having its one end connected to the electrical junction box main body is led out to the outside of the housing case. The under case member has a pair of holding arms provided therein, which temporarily hold the wire harness to be led out roughly in a desired lead-out direction, the wire harness being led out from the under case member, in a state where the electrical junction box main body is temporarily housed in the under case member. The upper case member has guide ribs provided therein, which guide the wire harness in the desired lead-out direction, the wire harness being led out roughly in the desired lead-out direction by the pair of holding arms in the under case member, in an assembled state of the under case member and the upper case member.

Abstract: An assembly for a sealed electronic component includes at least one electronic device mounted on a substrate, and a metal enclosure comprising first and second housing components that are welded together to define a sealed enclosure. The resulting assembly provides a reliable seal that eliminates the need for mechanical fasteners, adhesives, and equipment for applying and curing adhesives.

Abstract: A buss bar strip for mounting to a solar panel to electrically connect to a series of electrical lines extending from solar cells. The buss bar strip can include a thin elongate flat flexible strip of insulative material having a longitudinal length. A predetermined pattern of elongate conductors can be longitudinally disposed on the insulative strip in at least two rows along the longitudinal length and electrically isolated from each other. Each conductor can have a predetermined position, length, and spacing from each other on the insulative strip for laterally electrically connecting to selected electrical lines from the solar cells at lateral electrical connection points located along the length of the conductor on exposed surfaces on the conductor.

Abstract: The present invention relates to methods and apparatus for making in situ thermal property determinations utilizing a heat source employed in wellbore stabilization procedures, well drilling, or well perforating, for example. In particular, using a heat source, such as a laser driller, to enable formation temperature measurements. Based on these measurements, thermal properties of the formation may be inferred.

Abstract: A tool for moving within a passage comprises an elongated body, at least one gripper assembly engaged with the body, a turbine, and a power transmission assembly. The elongated body has an internal fluid chamber and is configured to be secured to a fluid conduit so that a first fluid flowing through the conduit flows into the internal fluid chamber. The gripper assembly has an actuated position in which the gripper assembly grips onto an inner surface of the passage to substantially limit relative movement between the gripper assembly and the inner surface. The gripper assembly also has a retracted position in which the gripper assembly permits substantially free relative movement between the gripper assembly and the inner surface of the passage. The turbine is configured to receive the first fluid flow through the internal fluid chamber, the turbine having an output shaft configured to rotate as the first fluid flows through the turbine.

Abstract: A pipe gripping device for gripping and transport of pipe lengths. The device comprises at least one gripper having two opposite gripping jaws. The gripping jaws have at least two expansions, each of which is adapted to grip a pipe length, thus allowing the gripper to grip at least two pipe lengths at the same time. In addition, a description is given of an intermediate storage facility for intermediate storage of pipe lengths, which is arranged as a mezzanine storage between the drilling position on a drilling deck and a main pipe rack.

Abstract: A drilling system includes a steerable bottomhole assembly (BHA) having a steering unit and a control unit that provide dynamic control of drill bit orientation or tilt. Exemplary steering units can adjust bit orientation at a rate that approaches or exceeds the rotational speed of the drill string or drill bit, can include a dynamically adjustable articulated joint having a plurality of elements that deform in response to an excitation signal, can include adjustable independently rotatable rings for selectively tilting the bit, and/or can include a plurality of selectively extensible force pads. The force pads are actuated by a shape change material that deforms in response to an excitation signal. A method of directional drilling includes continuously cycling the position of the steering unit based upon the rotational speed of the drill string and/or drill bit and with reference to an external reference point.

Abstract: A process for drilling a well or a portion of a well capable of providing a generally constant interior wall diameter (monobore) and does not require installation of any liner or steel casing. The process comprises circulating settable material into the borehole wherein the settable material sets on at least a portion of the interior wall of the borehole to create a liner along the wall of the borehole and removing excess settable material out of the borehole.

Abstract: A system and method for downhole measurement for use with drill strings to reduce the borehole gap with respect to sensors carried by the drill string. In one embodiment, the sensors are mounted on a surface of the directional drilling hinged pad that comes in contact with the borehole wall. The hinged pad is pressed against the borehole wall as contact is made with the wall, thereby keeping the sensors at a minimum gap with respect to the wall. In another embodiment, the hinged pad is not used for directional drilling. Therefore the hinged pad is extended outward to the wall with the minimum necessary amount of force. Activation of the hinged pad can be initiated, for example, by flow of mud in the annulus of the string or through a user-provided command. The sensors can include resistivity, density, neutron, electromagnetic, acoustic, seismic, and NMR measurement sensors.

Abstract: A nozzle includes a nozzle body having an extended, tubular nozzle protrusion terminating at a nozzle exit, the nozzle body having an annular shoulder surrounding a base of the nozzle protrusion. A passage extends through the nozzle body, necking down in cross-sectional area before entering the nozzle protrusion and distally terminating at a nozzle exit, where drilling mud is discharged. A nozzle configured as described is disposed in a nozzle recess of a bit body of a rotary drag bit, the nozzle recess being of sufficient depth to receive the nozzle and recess the annular shoulder of the nozzle body a substantial distance from the bit face. A snap-ring is received in an annular groove in the wall of the nozzle recess and extends inwardly over the annular shoulder of the nozzle body. The nozzle protrusion exit extends to a location proximate the bit face.

Abstract: A drill bit that includes a steel bit body having at least one blade thereon, at least one cutter pocket disposed on the at least one blade; at least one cutter disposed in the at least one cutter pocket; at least one recess formed in at least a portion of the surface of the at least one cutter pocket, wherein the recess is adjacent a leading face of the at least one blade; and an erosion resistant material in the at least one recess is disclosed.

Abstract: A drill bit includes a cutter element having a tapered and faceted side surface extending to a peak, and a polygonal wear face that slopes from the peak toward the cutter element base. The cutter element is mounted in a cone cutter of a rolling cone drill bit and, in certain embodiments, is positioned such that, when the cutter element is in a position farthest from the bit axis, the wear face generally faces and is parallel to the borehole sidewall and the peak engages the borehole bottom.

Abstract: A cutting element including a shank portion and a conical cutting portion. The conical cutting portion has a narrow end and a broad end connected to the shank portion. The conical cutting portion narrow end has an insert receiving recess, and an insert is secured in the insert receiving recess. The insert has an outer layer made of tungsten carbide, and an inner core made of a material with a greater hardness than the outer layer.

Abstract: The invention relates to a weighing device (3), especially for a combination scale or a multi-point scale, with a force-sensing unit (9) for converting a weight (F1, F2) acting on a load sensor (5) of the force-sensing unit (9) into an analog electrical signal (S1, S2), with an analog/digital converter (11), to which the analog electrical signal (S1, S2) is fed and which converts the analog electrical signal (S1, S2) into a digital electrical signal (M1, M2), and with a controller (13) for controlling the analog/digital converter (11) and for additional digital processing of the digital values (M1i, M2i) of the digital electrical signal (M1, M2) fed to it.

Abstract: An electronic device comprises a housing, a touch pad disposed on a first surface of the housing, the touch pad being capable of outputting a signal when touched, a processor disposed on a second surface, the processor being capable of processing the signal, wherein the second surface and the first surface are non-coplanar. The electronic device further comprises a flexible printed circuit formed integrally with the touch pad and the processor and the flexible printed circuit is capable of electrically connecting the touch pad on the first surface to the processor on the second surface.

Abstract: An input device and a manufacturing method thereof are provided. The input device includes a conductive film formed on a substrate; electrode sections obtained by cutting and partitioning the conductive film in a predetermined shape so as to correspond to the sensor section; a ground pattern disposed at a position located, in the film thickness direction, opposite a remaining portion of the conductive film excluding the electrode sections; and at least one dividing groove formed on a portion of the remaining conductive film disposed between the ground pattern and the electrode sections, for division of the remaining conductive film.

Abstract: The present invention can speedily and accurately estimate an SOC of a secondary battery immediately after a charge/discharge operation resumes. A determination unit determines whether a dormant period is longer than a predetermined time in response to an initiation of power supply from a secondary battery to a motor generator. The dormant period is equivalent to the duration from a previous stop of power supply to a present initiation of power supply. If the dormant period is longer than the predetermined time, a state-of-charge estimating unit sets an initial SOC based on a peak battery voltage drop ?Vs and a peak discharge current Is, wherein the peak battery voltage drop ?Vs represents a difference between a battery voltage Vo measured before initiating power supply and a lowest battery voltage Vs measured after initiating power supply and the peak discharge current Is represents a maximum current value measured after initiating power supply.

Abstract: The electrical vehicle energy storage system permits the electric refueling of the electric vehicle just like an automobile would be refueled with gasoline at a gas station. Circuitry on board the vehicle accessible by the electric refueling station enables the determination of the energy content of the battery module or modules returned to the electric refueling station and the owner of the vehicle is given credit for the energy remaining in the battery module or modules which have been exchanged. Selective refueling may take place for given battery modules by removing them from the battery system and charging them at home, office or factory. A process for operating an electric vehicle is also disclosed and claimed.

Abstract: A utility vehicle that has a bogey beam suspension for the front steered wheels is also provided with all wheel drive and steered rear wheels for greater maneuverability. The steering of the rear wheels is coordinated with the steering of the front wheels to have the rear wheels follow in the tracks of the front wheels, thereby avoiding the need to disable the front drive on turns.

Abstract: A system for providing a variable traction to a drive wheel of a vehicle includes a front axle for supporting the weight of the vehicle, a rear axle for supporting the weight of the vehicle, a middle axle for providing said variable traction to the drive wheel of the vehicle.

Abstract: A brake structure for a wheel rotating device is disclosed, which comprises a motor provided in a wheel and is driven for rotating the wheel, and a braking mechanism for actuating brake to brake the wheel. The motor includes: a motor housing; a stator positioned in and fixed to the motor housing; and a rotor positioned in the motor housing and facing to the stator. The braking mechanism includes: a brake rotor to rotate with the wheel; frictional members to be in contact with the brake rotor for generation of braking force; a pressing force generating unit for generating pressing force of the frictional members so that the frictional members are urged to and pressed against the brake rotor by supplying brake fluid through a brake fluid passage to transmit fluid pressure; and a housing for the pressing force generating unit. The brake fluid passage is formed inside a wall of the motor housing, and is connected to a brake fluid supply port provided in the housing for the pressing force generating unit.

Abstract: An electric wheelchair suspension includes a supporting frame unit and two linkages. The supporting frame unit includes a bottom frame, two posts, and two main rods. Each of the linkages includes an upper link, a lower link, a front caster rod, a bottom link, and a rear link. The upper links are connected respectively and pivotally to the main rods. The lower links are connected respectively and pivotally to the posts. Each of the front caster rods is connected pivotally to the upper and lower links of a corresponding one of the linkages. The bottom links are connected pivotally to the bottom frame. Each of the rear links is connected pivotally to a corresponding one of the upper links and a corresponding one of the bottom links.

Abstract: In response to a decrease in observed battery voltage Vb to or below a preset threshold value Vs1, the control procedure of the invention closes the gates of an inverter for an air conditioner to stop a supply of electric power to the air conditioner (at a time point t1). In response to a further decrease in observed battery voltage Vb to or below a preset threshold value Vm1, the control procedure closes the gates of inverters for motors MG1 and MG2 to stop supplies of electric power to the motors MG1 and MG2 (at a time point t2). The threshold values Vs1 and Vm1 are set to keep the battery voltage Vb at or above a minimum required voltage for proper operations of an electric power steering (EPS). This arrangement guarantees the minimum required voltage for proper operations of the EPS and accordingly ensures the stable steering performance even in the event of a voltage decrease of the battery.

Abstract: A hybrid electric vehicle with two separate drive systems. Low speed operation is powered by hydraulic motors directly coupled to the drive wheels. The hydraulic oil is pressurized by direct current motors energized by a battery pack. High speed operation is powered by poly phased alternating current motors with-in the wheel rims. The alternating current motors are energized by mechanical or electronically generated alternating current. The hybrid power source is either a combustion engine driving an alternator or a fuel cell providing direct current. In the case of the combustion engine, a helper direct current motor/generator will augment the engine with power from the battery pack under large demands and charge the battery pack under small demands. In the case of a fuel cell, the cell is augmented by the battery pack under large demands and charges the battery pack under small or no demands.

Abstract: A hybrid electric vehicle powertrain is disclosed wherein motor-generator units and gear units are assembled in an efficient configuration with an economy of space. Engine power and motor-generator power are distributed through split-power flow paths to front traction wheels of the vehicle.

Abstract: A power assisted vehicle includes an auxiliary propelling device disposed to the frame body. The auxiliary propelling device has an auxiliary wheel and at least one transmission portion disposed in the auxiliary wheel. When two friction wheels of the transmission portion fasten to two sides of a friction ring of the auxiliary wheel, and the two power sources is in reverse to drive the two friction wheels for rotating, a wheel rim and a tire are further driven to produce rotations. The power assisted vehicle is therefore capable of self-propelled going forward without any external force. A processing device is further disposed in the power assisted vehicle. The auxiliary propelling device is then activated when the power assisted vehicle is at a specific speed. The energy consumption for the power sources is then reduced and the service life is extended. The transmission force distribution generated from the power sources is further adjustable. The usage of the power assisted vehicle is more efficient.

Abstract: A wheel drive assembly and suspension for a vehicle wheel includes a spindle, a wheel drive shaft that rotates relative to the spindle about an axis of rotation, and an electric motor that has a motor output shaft for driving the wheel drive shaft. A motor housing encloses a speed reducing planetary gear set that is driven by the motor output shaft. The motor output shaft and the wheel drive shaft are co-axial. A suspension arm extends in a direction transverse to the axis of rotation. The suspension arm includes a pivot end attached to a vehicle structure and an attachment end that is rigidly attached to the motor housing such that the electric motor is a structural part of the suspension.

Abstract: An electric wheel motor assembly generally includes a planetary gear set having a sun gear, a ring gear and a planet carrier that rotateably supports a plurality of planet gears. A portion of a wheel spindle includes the ring gear that is maintained in a non-rotating condition. A first wheel bearing and a second wheel bearing rotatably support the planet carrier on the wheel spindle. The first wheel bearing defines a first plane that extends radially therefrom and the second wheel bearing defines a second plane that extends radially therefrom. An electric motor has a stator and a rotor. A portion of the rotor includes the sun gear. The sun gear has a plurality of gear teeth that engages with the planet gears. The plurality of gear teeth on the sun gear is disposed between the first plane and the second plane.

Abstract: An off-road vehicle includes a frame and four wheels that support the frame. Two seat assemblies are disposed side by side on the frame. The seat assemblies are separated from each other to define a space therebetween. An engine powers the wheels. The engine defines an air intake port that communicates with a combustion chamber. An air intake system delivers air to the intake port. At least a portion of the air intake system extends through the space.

Abstract: A snowmobile is provided with airbag systems including airbag bodies expanding from a portion near a steering handle bar respectively, one of the airbag bodies expanding rearward of a handle bar and outward of both the ends of the handle bar, and the other airbag body expanding toward a front side of rider's knees. Another airbag system includes an airbag body expanding from an upper surface of an engine hood on the front portion of a vehicle body frame and blowing up toward a windshield of the engine hood. The respective airbag systems are detachable from the vehicle body, and hence, can be stored indoors.

Abstract: A vehicle for parallel parking includes a front wheel for supporting a portion of a weight of the vehicle, a primary driving wheel to drive the vehicle in a substantially longitudinal direction of the vehicle, a secondary driving wheel to drive the vehicle in substantially a traverse direction of the vehicle.

Abstract: An exhaust gas sensor for a motorcycle that is protected against sprayed mud and flying stones without a dedicated protective cover. The exhaust gas sensor is inclined inward to the inside of the motorcycle body relative to a vertical line passing through a sensor attachment part formed on an upper part of an exhaust pipe on the inside of a main frame. The exhaust gas sensor is positioned above a pivot shaft of a seat cushion, in front of a shock absorber, and in front of a mud flap in front of a rear wheel. The exhaust gas sensor is protected by the exhaust pipe at a lower portion of the sensor. A front portion of the exhaust gas sensor is surrounded and protected by parts around the handlebars and parts around the engine. Both sides of the exhaust gas sensor are surrounded and protected by the main frame, the engine, the parts around the engine, and various parts engaging the shock absorber. A rear portion of the exhaust gas sensor is protected by the mud flap.

Abstract: A continuously variable transmission configured to reduce response delay and hunting due to overshooting. The continuously variable transmission is electronically controlled by a control unit. The control unit is connected to an actuator for moving a moving flange of a primary sheave and controls the output of the actuator in such a manner as to vary between upshift and downshift of the continuously variable transmission.

Abstract: A swingarm assembly (12) for use in motorcycles for supporting a motorcycle rear wheel (13) includes left and right arms (23L, 23R) and a connecting member (24) by which the left and right arms (23L, 23R) are connected together. At least the arms (23L, 23R) are products of magnesium alloy that are formed by an extrusion technique or a drawing technique.

Abstract: The invention provides a device for stretching a transmission chain which is closed in itself and is made up from a number of adjacent links which are, in the longitudinal direction of the chain, mutually intercoupled by pairs of longitudinal rocker elements and in which the ends of at least one rocker element operate torque transmittingly with the pulley sheaves of a 5 pulley sheave transmission, said device comprising at least two supporting surfaces lying at a distance of each other and supporting the chain according to an arc, and provided with means to generate in this chain a tensile force leading to a surpassing of the limit of elasticity of the link material. To improve the stretching and more particularly to prevent an uncontrolled bending of 10 the rocker elements during the treatment of the chain with all drawbacks thereof the invention proposes that at least one of the supporting surfaces is configured to support the radial inner area of at least a part of the chain.

Abstract: A hydraulic driving vehicle comprises front and rear transaxles incorporating respective hydraulic motors, and a pump unit separated from the front and rear transaxles. The pump unit incorporates a hydraulic pump having a pump shaft. A hydraulic circuit is formed by piping between the pump unit and the front and rear transaxles so as to circulate hydraulic fluid between the hydraulic pump and the hydraulic motors. A reservoir tank of the hydraulic fluid is connected to the hydraulic circuit by piping. A first cooling fan blowing air away from the pump unit and a second cooling fan blowing air toward the pump unit are disposed oppositely to each other with respect to the pump unit and drivingly connected to the pump shaft. At least a pipe for the piping of the hydraulic circuit and the reservoir tank passes an area blown by each of the first and second cooling fans.

Abstract: A constant velocity joint (11) in the form of a counter track joint wherein, when the joint is in the aligned condition, the ratio (V1) of the pitch circle diameter (PCDS) of the shaft toothing in the inner joint part (15) in the power of three relative to the product of the ball diameter (DK) squared and pitch circle diameter (PCDB) of the balls (17) assumes a value ranging between 0.9 and 1.3.

Abstract: There is provided a wheel motor device comprising a hydraulic motor main body, a speed reduction gear mechanism for reducing a speed of a rotational output of the hydraulic motor main body, an output member for outputting the rotational output whose speed has been reduced by the speed reduction gear mechanism to a driving wheel and a casing for accommodating the hydraulic motor main body and the speed reduction gear mechanism. The casing has a motor space and a gear space for respectively accommodating the hydraulic motor main body and the speed reduction gear mechanism, the motor space being capable of storing fluid in a state of being liquid-tightly separate from the gear space. The casing is provided with a flow-in port for introducing fluid into the motor space and a flow-out port for discharging fluid outward from the motor space.

Abstract: An isolator for an engine mount or an exhaust system is designed to be mounted directly into a hole defined by a supporting structure of a vehicle. A rod extends between an elastomeric isolator disposed in the hole and a component of the vehicle being supported.

Abstract: A four wheeled utility vehicle includes a pair of right and left rear wheels, a cabin arranged between the front wheels and the rear wheels, the cabin being defined with a cabin frame and accommodating an operational unit for the vehicle and seats for a passenger of the vehicle, a front fender for covering the front wheel and a front portion of the cabin frame, a protective frame disposed from a front portion of the cabin to a rear portion of the cabin through an upper portion of the cabin, and a front fixing member fixed rigidly to the front portion of the cabin frame so as to extend upward and project from the front fender through a through hole formed in the front fender, wherein a fore lower end of the protective frame is detachably and attachably fixed to the front fixing member at an upper end portion of the front fixing member.

Abstract: A vehicle chassis includes a structural frame having a frame portion that partially defines an open space and that has a predetermined configuration such that the open space maintains a predetermined amount of spatial integrity in the event of a horizontal impact to the vehicle chassis. The frame also includes a frame component operatively connected to the frame portion that further defines the structural frame. The open space provides a protected packaging space wherein certain critical chassis components are placed. The frame portion configuration provides a pre-engineered protected area that may be used in a variety of structural frame configurations. Accordingly, a method for using pre-engineered frame portions is provided.

Abstract: A vehicle steer by wire system which has a steering wheel for setting a desired turn angle of a vehicle wheel, a steering wheel turn sensor for sensing the desired turn angle, a hydraulic steering actuator for turning the wheel, a wheel turn sensor for sensing the current wheel turn angle and a control unit for receiving the desired turn angle and current wheel turn angle signals. An electronically controlled steering actuator control valve means is provided for supplying pressurized fluid to the steering actuator via a steering circuit in response to signals from the control unit to turn the wheel to the desired turn angle. A hydraulic motor connected with the steering wheel is provided to provide steering feedback to the steering wheel via a feedback circuit which includes an electrically controlled hydraulic feedback control valve means which directs fluid to and from the hydraulic motor in response to the signals from the control unit to generate the steering feedback.

Abstract: A steering system is provided for a work vehicle comprising articulated first and second vehicle sections. The steering system comprises a controller adapted to: determine from a speed-request signal if a requested steering speed requested for the first vehicle section relative to the second vehicle section about an articulation axis toward an end of an end region of a position range of the first vehicle section is at least a predetermined steering speed; determine from a position signal if the first vehicle section is positioned in the end region of the position range; and, if the requested steering speed is at least the predetermined steering speed and the first vehicle section is positioned in the end region, signal that an actual steering speed of the first vehicle section be lower than the requested steering speed. An associated method is disclosed.

Abstract: A vehicle system has a steering circuit which includes a steering actuator supplied with pressurize fluid from a pressure source to turn an associated vehicle wheel to the left or right in response to the movement of the steering wheel. A feedback circuit is provided which includes a steering motor connected with the steering wheel and supplied with pressurized fluid via an electronically controlled feedback control valve means in response to signals received from a control unit to generate a steering feedback force acting on the steering wheel.

Abstract: To reduce space occupied by a handlebar stopper structure of a vehicle and to lower the cost of the handlebar stopper structure. A steering shaft is attached to an input shaft provided at an upper portion of an electric power steering unit with an output shaft provided at a lower portion of the electric power steering unit being coupled to the wheel-side. An upper handlebar stopper for regulating a turning angle of the steering shaft is provided between the steering shaft and a housing that is provided at an upper portion of the electric power steering unit. The upper handlebar stopper is configured by an orthogonally-projecting member projecting in the orthogonal direction relative to and from the steering shaft and axially-projecting parts projecting in the axial direction of the steering shaft from the housing in order to regulate the turning of the orthogonally-projecting member.

Abstract: A preassembly unit for the drive of an industrial truck, with a fifth wheel on which the driving wheel is rotatably mounted around a horizontal axis and which on its part is rotatably mounted in a bearing member around a vertical axis, a drive motor arranged on the fifth wheel, which is coupled with a driving shaft of the driving wheel via a gearbox, optionally a steering motor on the bearing member in order to turn the fifth wheel in the bearing member around the vertical axis, a parallel rod assembly between the bearing member and a frame of the industrial truck, which permits an essentially vertical movement of the preassembly unit in relation to the frame, and a spring arrangement between the bearing member and a frame-fixed section, wherein at least one upper drag rod of the parallel rod assembly is articulated on the lower end of a separate attachment section, which forms an interface with a counter-attachment position on the frame by attachment positions, and that at least one spring acts between a sho

Abstract: An electroacoustic transducer includes a magnetic circuit; a frame enclosing the magnetic circuit; and a diaphragm including a center vibrating portion and an outer circumferential vibrating portion, the diaphragm comprising: a first plate thickness area including an entirety of the center vibrating portion, having a double-layer structure of a wood sheet and a reinforcement sheet; and a second plate thickness area including the edge portion of the outer circumferential vibrating portion, having a plate thickness thinner than a thickness of the first plate thickness area, and having a single-layer structure of the reinforcement sheet.

Abstract: A noise reduction shroud is provided for use with utility engines that have attached blower housings. The shroud comprises a one-piece shell positioned above and around the blower housing located on the engine to define a space between the shroud and the engine, wherein the shell is adapted such that air entering the blower housing must first flow from a bottom side of the engine up through the space between the shroud and the engine. In another embodiment, the invention is a lawnmower or other lawn and garden equipment, comprising such a noise reduction shroud.

Abstract: The present invention relates to an active muffler for an exhaust gas system of an internal combustion engine, in particular in a motor vehicle, having at least one antinoise generator for applying antinoise to the exhaust gas, whereby the antinoise generator has a diaphragm drive with which it is coupled via at least one coupling element in a thermally conducting and noise-reducing manner to an outside wall of the muffler, which is in contact with the environment.

Abstract: A vehicle exhaust assembly for improved evacuation of exhaust gases from an internal combustion engine. The system comprises a modular replacement exhaust system having a novel header pipe and muffler. The present invention readily adapts to a range of vehicle applications including automobiles, motorcycles, and all terrain vehicles.