Abstract: An apparatus and a method are provided for a compressed natural gas fuel system configured to replace a motor vehicle's fuel system comprising a storage assembly comprising an enclosure, wherein the enclosure contains a plurality of tanks configured to contain compressed natural gas; and a chassis disposed within the enclosure and configured to retain the plurality of tanks, wherein the storage assembly is configured to be mounted to the roof of a motor vehicle.

Abstract: An engine-and-electric-machine assembly is provided that includes an engine and an electric machine, a crankshaft being provided in the engine, the crankshaft including a main body and an extension section that extends out to the exterior of the engine, the extension section forming a rotation shaft of the electric machine, and a rotor of the electric machine being mounted on the extension section, wherein a terminal of the rotation shaft is connected to a coolant pump, a rotor of the coolant pump is mounted to the rotation shaft, and while the rotation shaft is rotating the rotation shaft drives the coolant pump to provide coolant to the electric machine. By connecting the rotation shaft of the electric machine to the coolant pump, the pump can be highly integrated into the system and reduce manufacturing cost.

Abstract: A work vehicle and a commodity tank configured for mounting on a work vehicle and storing material are provided. The commodity tank includes an inboard portion extending vertically and configured to be positioned at an inboard location of the work vehicle. The commodity tank further includes an outboard portion extending horizontally from an upper end of the inboard portion and configured to extend at least partially over a ground-engaging member of the work vehicle.

Abstract: A fuel filler port device includes a fuel filler port, a main flap which is disposed in the fuel filler port and is configured to be rotated to an open position by introducing a fuel filler nozzle to open the fuel filler port, a drain opening disposed in the fuel filler port at an outer side of the main flap, and a closure mechanism which closes the drain opening in a fuel filling state.

Abstract: A vehicle rear structure includes: a pair of rear side frames provided on right and left sides at a rear part of a vehicle body; side sills connected to front parts of the rear side frames and extending on the right and left sides of the vehicle body, respectively; and an on-board component, at least part of which is arranged side by side with the rear side frames in a vehicle width direction. Each side sill includes a weak part located ahead of the on-board component and having a lower strength than a strength of a region of the rear side frame arranged side by side with the on-board component.

Abstract: A trailer for transporting a liquid mixture having at least about 5% peracetic acid by weight includes a stainless steel tank having an external spill containment enclosure and a predetermined maximum allowable working pressure. One or more pressure relief valves are included in a wall of the tank within the external spill containment enclosure and configured to provide pressure relief to the tank at a pressure of between about 20%-50% of the maximum working pressure of the tank, thereby preventing over-pressurization of a reactive and decomposing fluid during a fire event. Wheels and a kingpin are affixed to the tank to enable transportation over public roadways.

Abstract: Methods of making non-durable self-supporting flexible containers.

Abstract: Method for determining the UV transmittance of water in a UV disinfection plant, through which water flows, wherein the UV disinfection plant has a plurality of radiator arrangements, each with a UV radiation source, a sleeve tube which surrounds the UV radiation source and which has an end face at an open end, and with a UV-C sensor which detects the UV radiation emerging from the sleeve tube without the influence of the water, and with at least one further UV sensor which is arranged at a distance from the sleeve tubes of the radiator arrangements, wherein the method includes the following steps: measuring the UV radiant power emerging from the sleeve tube; measuring an amount of the transmitted radiant power by the further UV sensor; and determining the transmittance of the water by an amount of the emerged radiant power and of the transmitted radiant power.

Abstract: A work vehicle which can provide more accommodation space for articles on a vehicular body frame is provided. A rear cab mount on which a cab of a hydraulic excavator is mounted is mounted on a revolving frame and forms a hollow rear under-mount space. An opening portion is formed at a position corresponding to a side of the rear under-mount space in an exterior cover which laterally covers the revolving frame. A rear door body can open and close the opening portion. The rear door body opens the rear under-mount space to an external space with the opening portion being opened.

Abstract: A lightweight intermodal or road trailer based system for transporting refrigerated gaseous fluids is provided. The system includes an enclosed and insulated transportation housing, and a plurality of low-temperature resistant type 4 pressure vessels. The pressure vessels are at least three feet in diameter secured within the transportation housing for containing the gaseous fluids.

Abstract: The present invention supports a reservoir system and method that allows a household or user to collect, retain and reuse unused clean water (i.e. clean water left in buckets, glasses, cups, etc.) instead of dumping it down a drain. Rain water may also be collected, retained and used. The reservoir system includes a reservoir tank for storing the water, dump bucket to receive the water, a piping and water releasing mechanism to release the water being stored and a mobility mechanism to allow for transportability of the system. The reservoir system is designed to help combat the current green initiative to save water for more practical uses.

Abstract: An oil storage tank includes a hydraulic oil tank configured to store hydraulic oil, a fuel oil tank configured to store fuel oil, a breather valve disposed on the hydraulic oil tank, and a breather hose connected to the breather valve. The hydraulic oil tank includes a first facing face facing the fuel oil tank. The fuel oil tank includes a second facing face facing the hydraulic oil tank. The second facing face has a fuel-oil-tank adjacent face and a fuel-oil-tank sloped face. The fuel-oil-tank adjacent face extends along the hydraulic oil tank. The fuel-oil-tank sloped face is connected to the fuel-oil-tank adjacent face and slopes relative to the fuel-oil-tank adjacent face so as to be away from the hydraulic oil tank. The breather hose is disposed along the fuel-oil-tank sloped face.

Abstract: A machine includes a chassis, a plurality of ground engaging elements supporting the chassis above a ground surface, a motor for driving at least one of the ground engaging elements and a plurality of assemblies supporting the chassis on the ground engaging elements. Each of the assemblies is configured to selectively raise and lower the chassis relative to the ground surface and includes a first attachment component for attaching the assembly to one of the ground engaging elements, a second attachment component for attaching the assembly to the chassis, an adjustment component for shifting the first attachment component between a plurality of operating positions relative to the second attachment component. A control system allows an operator to remotely control the adjustment components of each of the assemblies.

Abstract: A subframe assembly for a motor vehicle includes a suspension subframe defining a void and an ancillary device of the vehicle disposed at least partially within the void. The ancillary device may be a battery assembly or a urea tank. The battery assembly may include a heat exchange system, such as a fan configured to direct air flow to the battery assembly. At least a portion of the ancillary device may be integral to the suspension subframe.

Abstract: An integral tank frame for an emergency response vehicle is provided. The integral tank frame includes a tank mounted within an envelope of space of a ladder frame. The ladder frame has side rails that support the tank on either side thereof. The tank can be mounted to the side rails such that it extends across the top of the side rails, interior to the side rails, or a combination thereof.

Abstract: Provided is a compressed natural gas (CNG) fuel system comprising a frame, a first container, a second container, a first manifold, a second manifold, and a casing. The frame may have: a first side; a first connecting member; and a second side. The first container may be configured to house or contain CNG and be engaged to and substantially shrouded by the first side of the frame. The second container may be configured to house or contain CNG and be engaged to and substantially shrouded by the second side of the frame. The first manifold may be engaged to and substantially shrouded by the first side of the frame. The second manifold may be engaged to and substantially shrouded by the second side of the frame. The casing may at least partially surround the frame, the first container, the first manifold, and the second manifold.

Abstract: A storage tank including a frame and a tank assembly. The tank assembly including a vessel supported by the frame and having a first end, a second end, and a polygonal sidewall extending from the first end to the second end. The vessel further having a top, a bottom, at least one side, and an internal surface, and an outlet fluidly coupled with the bottom; and a chemical-resistant lining associated with the internal surface of the sidewall and being substantially flexible. The frame is configured to support the tank assembly so that the bottom of the vessel is elevated a distance above a surface to allow for visual inspection of the top, bottom, and the at least one side of the sidewall.

Abstract: The present invention supports a reservoir system and method that allows a household or user to collect, retain and reuse unused clean water (i.e. clean water left in buckets, glasses, cups, etc.) instead of dumping it down a drain. Rain water may also be collected, retained and used. The reservoir system includes a reservoir tank for storing the water, dump bucket to receive the water, a piping and water releasing mechanism to release the water being stored and a mobility mechanism to allow for transportability of the system. The reservoir system is designed to help combat the current green initiative to save water for more practical uses.

Abstract: An oil storage tank includes a step member, a first tank part and a second tank part. The step member has a placement face. The first tank part is disposed below the step member to support the step member. The second tank part is coupled to the first tank part and has an upper face a lower face, a first side face, a second side face and a recessed section. The upper face is provided above the placement face. The first side face faces the first tank part and is connected to the upper face and the lower face. The second side face is connected to the upper face, the lower face and the first side face. The recessed section is formed by a sloped face provided to a corner portion at which the upper face, the first side face and the second side face intersect.

Abstract: A self-aligning tractor axle mounted tank system for vertically mounting a tank to a tractor is provided comprising; an integrated hub and spindle, a housing connected to the spindle so that the spindle can rotate with respect to the housing, and at least one housing bracket connected to the housing and adapted to mount a tank frame assembly, wherein the housing bracket is configured to align the tank frame assembly with the housing during vertical mounting. Additionally, an integrated hub and spindle assembly is provided comprising; a spindle connected to a hub, and a bearing housing connected to the spindle so that the spindle can rotate with respect to the bearing housing. Furthermore, a process for mounting a self-aligning tank to the rear axle of a tractor is provided.

Abstract: A collection tank for use in a vacuum operated earth reduction system, the collection tank comprising a closed first end, an open second end defining a tank sealing flange and a body extending between the closed first end and the open second end. An internal chamber defined by the body, the closed first end and the open second end has a door coupled to the open second end and is configured to releasably seal the open second end. An automated door closer is coupled to a center of the door, wherein the automated door closer provides a closing force at the center of the door so that the closing force is equally distributed about a periphery of the door to seal the door against the tank sealing flange.

Abstract: A tank for transporting fluids on a truck chassis includes a front wall, side walls, a back wall, a top, and a floor. Interior stairs extend from the floor to an opening in the top to allow stair access into the interior with integrated safety handrails on the fill port cover. Stair toe kicks act as internal transverse baffles to help control fluid motion and surging. The stairs also act as a structural stiffener between longitudinal baffles. Horizontal baffles assist in controlling fluid motion and surging. Formed baffles provide strength and stiffness. A baffle interlocking system improves joint integrity and aids manufacturing. Formed outer skins provide structural strength for the tank. Ports located in front and rear bulkheads may be used for tank ventilation or, depending on local safety codes, as secondary access points.

Abstract: A fuel tank which has partition walls capable of flowing fuel into a fuel suction port more easily at the time of the acceleration/deceleration of a vehicle is provided. A fuel tank 11 for vehicle has a fuel suction port 22 through which a fuel pump sucks fuel in the fuel tank 11 from the lower portion of the inner space of the fuel tank 11, a first partition wall 31 surrounding one of the front and and the rear and the sides of the fuel suction port 22 to have an opening to the other of the front and the rear and preventing the fuel from moving to one of the front and the rear, and a second partition wall 32 surrounding the sides and the other of the front and the rear of the first partition wall 31 to have an opening to one of the front and the rear and preventing the fuel from moving to the other of the front and the rear.

Abstract: There is obtained a cooling structure for a vehicle that can keep low a temperature of an interior of a power unit chamber in which a power unit is disposed. A cooling structure for a vehicle has: a power unit that is disposed within a power unit chamber disposed at a vehicle front side and at which air intake ports are formed in a front end side in a vehicle front-rear direction; an air-cooling-type heat exchanger that is disposed at a rear side with respect to the power unit, and that is cooled by heat exchange with air that passes from a front side to a rear side; and a communication duct that communicates a rear side portion with respect to the air-cooling-type heat exchanger and a rear side portion of the power unit in the power unit chamber.

Abstract: A portable container for carrying one or more janitorial liquids as well as janitorial supplies and equipment is disclosed. The janitorial container includes one or more closable bottom drain openings for fast and convenient draining of the janitorial liquids. The container also includes one or more attachment members for receiving, supporting, and/or securing the janitorial supplies and equipment. The container may be mounted on a wheeled cart as a part of a multi-tasking cleaning system. Methods for using the container, either independently or as mounted on the cart, to improve the efficiency and safety of janitorial operations are also disclosed.

Abstract: A mounting system for a pressure vessel is disclosed. The mounting system includes a first retention cap, a second retention cap, and a plurality of fastening bands coupled to the first retention cap and the second retention cap, wherein the first retention cap and the second retention cap each include a concave inner surface and a mount, the concave inner surface substantially corresponding to at least a portion of an exterior surface of the pressure vessel to secure the pressure vessel between the first retention cap and the second retention cap.

Abstract: A fertilizer stabilizer tank and tank mounting system for mounting the tank to the tongue or hitch frame of a fertilizer applicator is provided. The mounting system mounts the stabilizer tank in a manner that does not interfere with operation of the tractor or reconfiguration of the applicator as the applicator is folded/unfolded.

Abstract: An agricultural implement includes a frame assembly configured to support a storage tank. The frame assembly includes a pair of longitudinal beams positioned on opposite lateral sides of the storage tank, and multiple cross members extending between the pair of longitudinal beams. A substantially flat upper surface of each cross member is secured to a lower surface of each longitudinal beam, and each cross member is configured to support the storage tank via contact between the substantially flat upper surface of the cross member and a substantially flat lower surface of the storage tank such that the substantially flat lower surface of the storage tank is positioned vertically below an upper surface of each longitudinal beam.

Abstract: A handrail assembly for a tank trailer and a yoke assembly for the same. Handrail assembly provides a safety device for an operator walking along a top wall of the tank trailer. The handrail assembly includes a top rail, a plurality of vertical members, a safety wire and, sometimes, a bottom rail. Each yoke assembly secures one of the top and bottom ends of the vertical members to either of the top and bottom rails or to a mounting bracket on the tank. Each yoke assembly includes a base member engaged partially in a bore of the vertical member, and a cradle member engaged with an exterior wall of the top or bottom rails or mounting bracket. Base and cradle members are secured together by a pivot pin. Fluid-actuated cylinders extending between the vertical members and the tank move the handrail assembly between collapsed and expanded positions.

Abstract: The invention relates to a fluid receiver for attaching to a vehicle. The fluid receiver comprises a receiver body having side walls extending upwardly from a receiver floor. A wheel arch is formed within the receiver floor and comprises a reinforced mounting plate to which is attached a mounting system for attaching wheels to the fluid receiver. The receiver is, therefore, adapted to be attached directly to a wheel mounting system and suspension system without needing to be mounted to a chassis or sub-frame. As such, the receiver has a lower center of gravity and higher static rollover threshold, resulting in increased stability, particularly when the receiver is attached to a vehicle negotiating rough terrain or slopes.

Abstract: A wheeled forestry tractors design, such as that for a wheel feller-buncher or a site prep tractor, is disclosed. The disclosed design includes a front axle connected to a rear axle by an articulated chassis. A cab is supported between and above the front and rear axles by the chassis. An engine and a hydraulic system are mounted opposite the rear axle from the cab and in a side-by-side relationship with the engine being aligned transversely with respect to the chassis and parallel to the rear axle. The engine is mounted transversely or parallel with respect to the rear axle and slightly behind the rear axle to improve the weight distribution between the front and rear axles or between the front and rear frames.

Abstract: A tank holding mechanism holds a gas tank that has a cylindrical portion and hemispherical-shaped domical portions formed on respective sides of the cylindrical portion. The tank holding mechanism includes: a tank accommodating portion that contacts a peripheral wall of the cylindrical portion of the gas tank; tank end-side members provided near respective ends of the gas tank; a tank band that pushes the gas tank against the tank accommodating portion; and band securing portions that secure end portions of the tank band to the respective tank end-side members. The tank band is routed from one of the domical portions through the cylindrical portion to the other domical portion. The tank band extends along a diagonal line of the gas tank over an outer face of the cylindrical portion, conforms to the outer face of the cylindrical portion, and conforms to hemispherical outer faces of both of the domical portions.

Abstract: A washer inlet attaching structure, configured to attach a washer inlet to a vehicle structural body made of resin, the washer inlet communicating with a tank main body adapted to store a windshield washer fluid and guiding the windshield washer fluid into the tank main body, the washer inlet attaching structure includes a washer inlet holding portion, configured to hold the washer inlet, the washer inlet holding portion being molded integrally with the vehicle structural body.

Abstract: A riding mower includes a pair of right and left front wheels; a pair of right and left rear wheels; a driver's seat provided between the rear wheels and the front wheels; an engine provided in the rear of the driver's seat; and a mower provided under the driver's seat. The riding mower is capable of being mounted with a fuel gas cylinder sideways on a side of the engine in which an operation section of the fuel gas cylinder faces backward. The riding mower further includes a guard member that is opposed to a rear surface of the fuel gas cylinder and is switchable between a protection position to cover the rear side of the operation section and an open position to open the rear surface of the fuel gas cylinder.

Abstract: An attachment structure of an electromotor, connected to rear wheels, of a vehicle, includes: a sub frame, to which the electromotor is assembled, provided at a rear portion of the vehicle, and having members extending in a longitudinal direction, and front and rear cross members extending in a width direction of the vehicle, the sub frame having a rectangular shape in a direction perpendicular to the longitudinal and width directions; a receptacle provided at a front of the sub frame; and a rear motor mount provided at a rear of the rear cross member, a position of the rear motor mount being substantially the same as that of the electromotor in the perpendicular direction, the electromotor being provided at an upper side of the rear cross member; and a connection member, to which the electromotor is fixed, being provided at a lower side of the front cross member.

Abstract: A fuel vessel assembly for a fuel cell-powered vehicle and a method of increasing the structural rigidity of a fuel cell-powered vehicle. A vessel for storage of hydrogen or related fuel cell-compatible fuel is rigidly attachable to a vehicular frame or related load-bearing structure through one or more shells that extend from the vessel. Loads imparted to one or more of the shell, vessel frame are transmitted between them through the connection between the assembly and the frame such that a load-bearing capability inherent in the frame is enhanced by the assembly.

Abstract: A riding mower having left and right driving rear wheels independently drivable forward and backward and a pair of left and right steerable front wheels is provided with a support device capable of being mounted with a cylindrical gas cylinder in a horizontal position on an external side of a rollover projection frame. The support device is provided such that the mounted gas cylinder is positioned along front and rear of the rollover protection frame and is mounted in a tilted state in which the central axis of the cylindrical gas cylinder is closer to a central side in a lateral direction of a vehicle body toward a rear side from a plan view.

Abstract: There is provided a vehicle body structure for mounting a washer tank to a vehicle body, which prevents a fog lamp as a functional part in vicinity of the washer tank from being damaged when the fog lamp comes in contact with the washer tank at the time of a light collision. The vehicle body structure for mounting a washer tank includes a washer tank for being mounted to the vehicle body; and a fog lamp provided at a more frontward position than the washer tank in a traveling direction of the vehicle body, wherein the washer tank is provided with a through hole at a position opposing the fog lamp, and the through hole penetrates through the washer tank in the traveling direction of the vehicle body.

Abstract: The present invention relates to a fuel tank mounting structure for a vehicle which includes a rear floor panel forming a rear portion floor, a first cross member disposed in front of and under the rear floor panel and extending in a vehicle width direction, and a second cross member disposed rearward of the first cross member and extending in the vehicle width direction. A fuel tank is supported by belts stretched between the first and the second cross members so as to abut on an undersurface of the rear floor panel via a resilient pad. Brackets are joined to the first cross member such that they project rearward of the first cross member, each of the belts is connected to the first cross member by the corresponding bracket, and the fuel tank abuts on a rear surface of each bracket via a second resilient pad.

Abstract: A tank mounting structure adopts a new approach against a force of moving downward a high-pressure tank transversely mounted on a vehicle. A tank mounting assembly has a winding strap and a restraining strap located on an upper side and a lower side of a high-pressure tank to transversely fix the high-pressure tank between a frame and a frame. This structure causes the high-pressure tank to be transversely mounted on the vehicle. A winding strap is wound on the high-pressure tank. A restraining strap extended from a fixing bracket of the winding strap is laid on the winding strap to be placed directly on an upper end portion of a circumferential wall of the high-pressure tank and is fastened to the frame.

Abstract: A fuel tank mounting mechanism which enhances backward visibility of an operator and performs the loading/unloading work of a fuel tank by a single motion to improve replacement workability. In the mechanism for mounting a fuel tank (30) on a counterweight (8) provided in the rear of an industrial vehicle, the front upper surface of the counterweight (8) is dented to form a recess (9) for receiving the fuel tank (30) in the width direction of the body. The recess (9) is provided with an arm (14) having a member (15) for fixing the fuel tank (30), and the arm (14) is supported rotatably for the body fixing portion through an arm rotating shaft (13) and arranged to rotate about the shaft (13) as the center of rotation to the right or left side in a vertical plane. The arm (14) hangs down from the body side when it rotates.

Abstract: A fluid tank (20) has at least two deaeration ports (24,25) provided in at least two upper regions of the tank. A first conduit (30) is connected at one end to one deaeration port (24) and connected at its other end to a compensating reservoir (50) at a higher level. At least one additional conduit (40) is connected at one end to an other deaeration port (25) and also connected at its other end to the compensating reservoir (50). A filter (60) is connected with the upper part of the reservoir to allow air to escape from the reservoir. The height of the compensating reservoir (50) above the tank (20) ensures that the filter (60) is protected from immersion in tank fluid and deaeration is ensured at normal working inclinations of the tank. The tank may be provided by part of the chassis of a tractor which is located below a cab of the tractor.

Abstract: A passenger motor vehicle (1) has a passenger compartment (3) and a fuel tank module (4) is in the passenger compartment (3). The module (4) has first and second chambers (19, 20). The first chamber (19) holds a tank bladder and a catch tank (32) is arranged within the tank bladder. The second chamber (20) holds a fuel pump unit (33). The module (4) is sealed off from remaining areas of the passenger compartment (3), and fuel lines to the module (4) and from the module (4) to the internal combustion engine are arranged outside the passenger compartment (3). Thus, a high level of safety for the vehicle occupant is ensured despite the accommodation of the fuel module in the passenger compartment, and substantially complete emptying of the fuel in the fuel module is possible.

Abstract: A device comprises a fuel line that carries a combustible fuel including gasoline, a first optical channel that evaluates a degree of absorption at a first wavelength spectrum of light transmitted through the combustible fuel within the fuel line, and a second optical channel that evaluates a degree of absorption at a second wavelength spectrum. The first and second wavelength spectrums consists of wavelengths of between about 800 nanometers (nm) and about 1200 nm. The device further comprises a controller configured to receive inputs from the first and second optical channels representing the degrees of absorption at the first and second wavelength spectrums, correlate the degrees of absorption with proportions of ethanol and water in the combustible fuel, and output data corresponding to the proportions of ethanol and water to a controller of a combustion engine fed with the combustible fuel.

Abstract: A fuel tank has a primary sump and secondary sump. A first vent valve and a second vent valve are disposed within the fuel tank. The first vent valve is closed when a level of fuel in the primary sump is equal to or higher than a first predetermined filling level, and the second vent valve is closed when a level of fuel in the secondary sump is equal to or higher than a second predetermined filling level in a refueling procedure.

Abstract: A canister that adsorbs evaporated fuel in a fuel tank is protected from an impact force and is mounted sufficiently at a height above the ground to eliminate the need for a protection member. A pair of left and right side members extend in a longitudinal direction of the vehicle on a lower side of a rear floor of the vehicle. The canister is disposed between the fuel tank and the spare tire housing. A pair of front and rear cross members extending in the widthwise direction of the vehicle connect to the side members between the fuel tank and the spare tire housing. The canister is disposed directly below the rear floor between the pair of front and rear cross members, and the canister is mounted to the front and rear cross members.

Abstract: A work vehicle has a plurality of wheels including a first wheel and a fuel tank disposed upwardly of the first wheel. The fuel tank includes a first portion which is located higher than the highest point of the first wheel in a side view and which also is overlapped at least partially with the first wheel in a top view; a second portion disposed forwardly of the highest point of the first wheel and extending downwardly from the first portion so as to extend lower than the highest point of the first wheel, the second portion being in fluid communication with the first portion; and a third portion disposed rearwardly of the highest point of the first wheel and extending downwardly from the first portion so as to extend lower than the highest point of the first wheel, the third portion being in fluid communication with the first portion.

Abstract: A fuel tank (12) is constructed such that a front flange portion (14A1) of a top surface plate (14A) of a second plate (14) extends outside in relation to a front surface plate (13B) of a first plate (13). As a result, a front surplus space (15A) projected in the upper and lower directions in a range of the front flange portion (14A1) of the top surface plate is formed in the front surface side of the front surface plate. A urea water tank (24) is arranged along the fuel tank (12) in such a manner that a rear side portion thereof enters into the front surplus space portion. Therefore, the rear side portion of the urea water tank can enter into the front surplus space using the front surplus space formed in the fuel tank (12), thereby increasing the tank capacity without downsizing the article accommodating box (16).

Abstract: In a gas-engine-mounted working machine, a gas engine is mounted on a machine body and supplied with fuel gas from a cassette gas canister. The cassette gas canister is detachably attached to a gas canister retainer assembly. Handle column extends rearwardly and upwardly from the machine body and having left and right handle posts fixed to the machine body for supporting an operating handle of the machine. The cassette gas canister is mounted, via the gas canister retainer assembly, between the left and right handle posts.

Abstract: A working machine is provided with a pressing mechanism 40 for pressing a pressing plate 20 toward an upper frame 11, and a restricting mechanism 41 fixed to the upper frame 11 between a fuel tank 15 and the upper frame 11. The fuel tank 15 is pressed toward the upper frame 11 by the pressing mechanism 40 at a bottom surface of the fuel tank 15, whereby a lower recess 32a vertically engageable with at least a part of the restricting mechanism 41 is formed.