Abstract: A roof structure for an agricultural vehicle includes an upper roof assembly and a lower roof assembly connectable to the upper roof assembly. The lower roof assembly or the upper roof assembly includes a ventilation opening for guiding air-conditioned air and a circulation opening for supplying recirculated air. An air-guiding element is arranged between the lower and upper roof assembly. The air-guiding element is further disposed at the circulation opening and the ventilation opening such that a region sealed in relation to an external environment is formed.

Abstract: An HVAC system for use with an operator cab of a work vehicle is characterized by an air duct arrangement in communication with a first fan outlet and second fan outlet. At least one air flow diverter is positioned within the air duct arrangement for selectively diverting air flowing through the air duct arrangement. During a “fresh air filter regeneration” mode the at least one air flow diverter closes the air duct arrangement, the first fan is activated, and the second fan is deactivated, whereby discharge air from the first fan flows through the second fan in a reverse direction and flows through the fresh air filter.

Abstract: A roof assembly for a vehicle cabin, particularly for the cabin of an agricultural machine, comprising a housing of plastic material and an air conditioning unit housed within the housing, and at least one air inlet fluidically connected to the air conditioning unit and arranged at a periphery of the housing, and a filter arranged downstream of the air inlet. An air inlet shield is arranged at the air inlet, said air inlet shield being mounted to the periphery of the housing and sealingly mounted to the air inlet, the air inlet shield comprising a pair of shaped plates of plastic material, peripherally welded to each other, between which a chamber fluidically communicating with the filter and with the outside of the roof assembly is defined.

Abstract: A vehicle includes a body mounted with a chassis, the body having a passenger compartment, a seat in the passenger compartment for supporting an occupant in a sitting position, and a roll over protection structure for the passenger compartment. The roll over protection structure includes an inlet coupled in gaseous communication to an air source, an outlet coupled in gaseous communication to a vehicle occupant wearable, and an airflow pathway through the roll over protection structure coupling the inlet to the outlet in gaseous communication.

Abstract: A cabin includes: a panel disposed on a side of an operator seat, the panel including: a plurality of cross members extending in a first direction; and a plurality of transverse members intersecting with the plurality of cross members each other and extending in a second direction; a glass panel disposed on a side of the panel; a window frame disposed on the glass panel; a window panel disposed on the window frame, the window panel being configured to move in the first direction or in the second direction; a projecting member disposed on a side of the window panel, the side being an identical side to the operator seat, the projecting member being configured to move together with the window panel; and a guide portion configured to accept insertion of the projecting member and to limit a moving distance of the window panel.

Abstract: A sound insulator for a vehicle cabin pressure relief valve includes a first wall, a second wall, and a third wall. The first wall is configured to inhibit sound from travelling in a lateral direction from the pressure relieve valve to a passenger compartment in the vehicle cabin. The second wall projects from the first wall and is configured to inhibit sound from travelling in a first longitudinal direction from the pressure relieve valve to the passenger compartment. The second wall is oriented at a first angle relative to the first wall. The third wall projects from the first wall and is configured to inhibit sound from travelling in a vertical direction from the pressure relieve valve to the passenger compartment. The third wall is oriented at a second angle relative to the first wall. The first and second angles are adjustable without damaging the sound insulator.

Abstract: There is described a HVAC pre-filter system for a vehicle. The pre-filter system acts to prevent relatively large or coarse debris from reaching a dedicated HVAC filter through the use of at least one pre-filter element, which is provided in at least one inlet/outlet connected to ambient air. The pre-filter system has an inlet to supply air to the HVAC system, and an outlet to allow for air to exit from a vehicle cab interior, and the inlet/outlet can be switched to be fluidly coupled with either the HVAC inlet or the cab outlet. Dependent on which inlet or outlet the inlet/outlet is coupled with, the flow direction in the inlet/outlet can be controlled. Accordingly, the pre-filter can be cleaned of accumulated dust and debris by reversing the direction of airflow through the inlet/outlet.

Abstract: A climate control system is provided that includes blowers, in particular in agricultural or construction machinery, having at least two blowers, at least one fresh air/circulating air conduit, at least one circulating air/intake air conduit, an evaporator and, if required, a heater, the evaporator and heater being situated on the air downstream side of the blowers, the blowers being situated at substantially the same height, viewed in a longitudinal direction of the vehicle. The first blower drawing in fresh air from at least one fresh air opening in the rear area of the vehicle, and the second blower drawing in at least circulating air from the vehicle interior from at least two circulating air openings situated on opposite sides of the vehicle, and at least one circulating air/intake air conduit running above and/or below the first blower and leading to the second blower from the circulating air opening on one side of the vehicle interior.

Abstract: A motor-vehicle frame includes a pair of longitudinal members; a plurality of cross members, which join the longitudinal members to one another; a resting surface, which is supported by the longitudinal members and cross members and defines the surface of the floor of the passenger compartment of the motor vehicle; a pair of front uprights; and a front-seat assembly. The frame includes a platform structure, arranged on which is the front-seat assembly, which affords a greater comfort within the passenger compartment and moreover strengthens the overall structure of the motor vehicle.

Abstract: A road repair vehicle has an engine for powering the vehicle, a plurality of wheels, and a shelter structure supported above a road by the wheels, the shelter structure forming an enclosure for providing shelter to one or more road repair workers, the shelter structure having an open bottom to enable the one or more road repair workers to access the road to be repaired. The vehicle may be used to repair potholes.

Abstract: A temperature-controlled enclosure that is attachable to a personal mobility device. The present invention comprises a frame that is attachable to a wheelchair, scooter, or other personal mobility device via welding, fasteners, or any other such method of attachment. The frame supports a hingedly attached cover, a power source, a heating unit, and a cooling unit. When users are excessively hot or cold, they can pull the cover down and activate either the heating unit or the cooling unit, as desired. When the cover is in its closed position, the cover and the frame create an enclosed space around the seat of the personal mobility device, trapping the heated or cooled air therein and thus providing relief to users from the surrounding environmental conditions.

Abstract: A floor member comprises a lever-pedal mounting part in a front side, an operator's seat mounting part in a rear side, an indoor unit mounting surface part on which an indoor unit is mounted under the operator's seat mounting part, an entrance surface part which is provided in a door side between the indoor unit mounting surface part and the lever-pedal mounting part and on which an operator places a foot at getting-in/off, and a foot rest part which is surrounded by the lever-pedal mounting part, the indoor unit mounting surface part and the entrance surface part. The indoor unit mounting surface part and the entrance surface part form a successive plane successively extending with each other in a position lower by one step than the lever-pedal mounting part and the foot rest part.

Abstract: On a seat base (11) of a floor member (10), a rear surface plate (11C), an operator's seat mounting plate (11D) on which an operator's seat (17) is mounted at a position higher than a footrest area (12) on which the foot is placed, and a duct accommodating space (14) formed in the vertical direction among the rear surface plate (11C), the operator's seat mounting plate (11D), and a rear position (12B) of the footrest area (12) are provided. An indoor air inlet duct (23) having the front surface side opened as a filter fitting hole (25) and introducing air in an occupying space (21) toward an indoor unit (22) of an air-conditioning unit is provided on the duct accommodating space (14). An indoor air filter (26) for catching dusts in the air is provided on the filter fitting hole (25) of the indoor air inlet duct (23).

Abstract: The present invention provides a working vehicle, including a power source unit, an air intake passage, and an air exhaust passage all of which are arranged inside a roof portion, wherein the power source unit is disposed in a portion close to a center in a vehicle body width direction, the air intake passage guides air taken from an air intake port that is provided in a center portion in the vehicle body width direction, to the power source unit, and the air exhaust passage is bent in a planar view such that air supplied to the power source unit flows in a bent manner toward an air exhaust port that is provided in one end portion in the vehicle body width direction.

Abstract: An operator's cab for a shuttle car including a cab frame, a window assembly, and a pressurization system. The cab frame defines an interior chamber and an opening. The window assembly includes a pane and a pane seal. The pane is coupled to the cab frame such that the pane covers the opening and encloses the interior chamber. The pane seal is positioned between the pane and the cab frame. The pressurization system provides a positive pressure in the interior chamber relative to the surrounding environment. The pressurization system includes a blower and a motor for driving the blower. The blower is in fluid communication with the interior chamber.

Abstract: An upper revolving structure is provided with a revolving frame, a floor member, and a cab box. On this, an indoor unit for an air conditioner is provided on the floor member, and an outdoor air inlet port is provided by being opened to the outside of the cab box. An outdoor air duct is provided for supplying outdoor air introduced through the outdoor air inlet port toward the indoor unit. In this duct, an intermediate portion is arranged at a high position on the side of an operator's seat, and on this intermediate portion, a filter accommodating portion is provided by being opened into the cab box. In the filter accommodating portion, an outdoor air filter for trapping dusts in the outdoor air flowing through the outdoor air duct is accommodated capable of being attached and removed.

Abstract: A cabin frame structure that allows a roof to be tightly attached is provided.

Abstract: A cabin system to be mounted on a vehicle body includes a driver's seat, an air conditioner body for indoor air conditioning disposed downwardly of the driver's seat, a plurality of support pillars constituting a cabin framework, a ceiling portion, and a main duct having a hollow tubular construction, the main duct forming therein an air passageway for the indoor air conditioning. The main duct includes, at a lower portion thereof, a duct connecting opening to be connected to the air conditioner body and also includes, at a lateral portion thereof, a support pillar engaging face. The main duct is attached through the support pillar engaging face to one of the support pillars along an indoor side peripheral face of the one support pillar. The support pillar engaging face of the main duct and the indoor side peripheral face of the one support pillar have profiles complementary with each other.

Abstract: A cab includes a driver's seat for an operator to sit and an air conditioner in its internal space. A floor plate forming the floor includes a tapered portion on a front side with respect to an operator sitting on the driver's seat and a rectangular portion on a rear side with respect to the operator as seen in a plan view, and the tapered portion is in a tapered trapezoidal shape having two parallel sides and a dimension in a width direction decreasing frontward. A through hole is formed in the floor plate of a region of the tapered portion and connects the internal space of the cab and an external space of the cab to each other. Accordingly, the pressure in the cab can effectively be reduced.

Abstract: A floor member comprises a lever-pedal mounting part in a front side, an operator's seat mounting part in a rear side, an indoor unit mounting surface part on which an indoor unit is mounted under the operator's seat mounting part, an entrance surface part which is provided in a door side between the indoor unit mounting surface part and the lever-pedal mounting part and on which an operator places a foot at getting-in/off, and a foot rest part which is surrounded by the lever-pedal mounting part, the indoor unit mounting surface part and the entrance surface part. The indoor unit mounting surface part and the entrance surface part form a successive plane successively extending with each other in a position lower by one step than the lever-pedal mounting part and the foot rest part.

Abstract: An enclosure arrangement for a machine is provided. The enclosure arrangement includes a housing and a deck. The housing is configured to enclose work components of the machine. The housing includes multiple sidewalls, and a platform disposed above the sidewalls. The housing further includes one or more access doors associated with the platform and one or more sidewalls. The deck extends laterally from the sidewalls such that an operator supported on the deck may access the work components on opening the access doors.

Abstract: A suction duct (19) provided in a floor member (9) comprises an internal air duct portion (20) connected to the internal air inlet port (10A3), an external air duct portion (21) connected to an external air inlet port (10E3), and a common duct portion (22) for connecting the internal air duct portion (20) and the external air duct portion (21) to a blower fan 18B suction side of an air conditioner unit (18). The suction duct is constructed to form a hollow column (23) having a hollow closed section structure with the internal air duct portion and the common duct portion formed integrally in the upper and lower directions. Therefore, the hollow column formed of the hollow closed section structure can increase strength of the floor member as a strong column while circulating internal air between the internal air inlet port and the air conditioner unit.

Abstract: A construction machine capable of effectively reducing noise which would intrude into a cab, without deterioration in ride quality, comfort and air-conditioning efficiency in the cab is provided. The construction machine includes a lower propelling body, an upper slewing body including an upper frame, a cab including a floor plate and installed on the upper frame, and a cab noise reduction device. The cab noise reduction device includes: the floor plate; an under-cab member including a cab deck supporting the cab and provided under the cab to define a closed-form under-cab space whose periphery is substantially closed, in cooperation with the floor plate; and a resonator reducing noise in the under-cab space by a resonance effect.

Abstract: A trim assembly including a housing member, a complementary member, and a handle. The housing member and the complementary member cooperate to form a channel having an inlet that may be fluidly coupled to the outlet of a ventilation system of a machine. The channel provides airflow from the ventilation system to the interior of a cab of the machine by way of ventilation openings in the housing member. The handle is disposed toward the interior of the cab, the handle being adapted to be secured through at least the housing member to the frame.

Abstract: A cabin system to be mounted on a vehicle body includes a driver's seat, an air conditioner body for indoor air conditioning disposed downwardly of the driver's seat, a plurality of support pillars constituting a cabin framework, a ceiling portion, and a main duct having a hollow tubular construction, the main duct forming therein an air passageway for the indoor air conditioning. The main duct includes, at a lower portion thereof, a duct connecting opening to be connected to the air conditioner body and also includes, at a lateral portion thereof, a support pillar engaging face. The main duct is attached through the support pillar engaging face to one of the support pillars along an indoor side peripheral face of the one support pillar. The support pillar engaging face of the main duct and the indoor side peripheral face of the one support pillar have profiles complementary with each other.

Abstract: A cab includes a driver's seat for an operator to sit and an air conditioner in its internal space. A floor plate forming the floor includes a tapered portion on a front side with respect to an operator sitting on the driver's seat and a rectangular portion on a rear side with respect to the operator as seen in a plan view, and the tapered portion is in a tapered trapezoidal shape having two parallel sides and a dimension in a width direction decreasing frontward. A through hole is formed in the floor plate of a region of the tapered portion and connects the internal space of the cab and an external space of the cab to each other. Accordingly, the pressure in the cab can effectively be reduced.

Abstract: The operator's cab 8 is provided with a floor frame 10 having an opening for maintenance 20 located at a floor base 10a and a lid body 23 for closing the opening for maintenance 20. The lid body 23 includes an upper inspection cover 22 and a lower inspection cover 21 which are aligned in a vertical direction with spacing so as to be attachable and detachable relative to the opening for maintenance 20. Disposed in a space between the upper inspection cover 22 and the lower inspection cover 21 is a floor duct 30 that can be disassembled and is provided for circulating supply air sent from an air conditioner 27.

Abstract: A cabin system to be mounted on a vehicle body is disclosed. The cabin system includes a driver's seat, an air conditioner body for indoor air conditioning disposed downwardly of the drive's seat, a plurality of support pillars constituting a cabin framework, a ceiling portion, and a main duct having a hollow tubular construction, the main duct forming therein an air passageway for the indoor air conditioning. The main duct includes, at a lower portion thereof, a duct connecting opening to be connected to the air conditioner body and also includes, at a lateral portion thereof, a support pillar engaging face. The main duct is attached through the support pillar engaging face to one of the support pillars along an indoor side peripheral face of the one support pillar. The support pillar engaging face of the main duct and the indoor side peripheral face of the one support pillar have profiles complementary with each other.

Abstract: A tractor cab has a floor (12) at least part of which is of a double layer construction having an upper layer (12a) and a lower layer (12b) spaced vertically below the upper layer to define a cavity (29,30) between the layers. The cavity being used for a) the passage of air associated with heating, ventilating, demisting or air conditioning the cab and/or b) the passage of electrical wiring or hydraulic pipes and hoses and/or c) the storage of fluids or other materials or equipment. Part of the floor supports an HVAC unit (11) whose output is directed between the upper and lower layers. The upper layer (12a) includes output apertures (27a, 28a) through which air from the HVAC unit can be discharged or recirculated.

Abstract: A work machine comprises an operator station, a filter door, and a fresh air filter to filter fresh air that flows from outside the operator station into the operator station. The fresh air filter is mounted to the filter door for movement therewith relative to the operator station. An associated method is disclosed.

Abstract: The construction machine according to the invention is distinguished by the fact that an air-processing apparatus (28) is arranged outside the cab (9) on the machine frame (2), wherein a device (13, 22) for feeding processed and/or fresh air into the cab and used air from the cab is provided, said device having a feed air duct for processed air for the cab and a discharge air duct for used air from the cab.

Abstract: A system for controlling temperature inside a machine cab defining an interior and an exterior includes a blower fan configured to be coupled to the exterior of the cab. The system also includes an evaporator configured to be coupled to the exterior of the cab at a location separated from the blower fan. The system further includes a duct coupled to the blower fan and the evaporator and extending between the blower fan and the evaporator.

Abstract: A shuttle car includes an enclosed personnel compartment, a hydraulic fan operable to pressurize the enclosed personnel compartment, a hydraulic air conditioner operable to control air temperature in the enclosed personnel compartment.

Abstract: A work vehicle includes a cab, an air conditioner casing, an air conditioner unit and a rear monitoring camera. The air conditioner casing is attached to a rear upper part of the cab and includes a downwardly opened recess on a bottom face thereof. The air conditioner unit is accommodated in the air conditioner casing. The rear monitoring camera includes a main body accommodated in the recess of the air conditioner casing.

Abstract: An HVAC assembly for a vehicle includes a roof liner with an opening, and a stiffener. The stiffener includes an upper surface, a lower surface, and an integrally formed HVAC duct extending away from the unexposed side of the roof liner toward the roof of the vehicle. The lower surface of the stiffener contacts an unexposed side of the roof liner, and at least substantially surrounds the opening for providing rigidity to the roof liner around the opening in the roof liner. The integrally formed HVAC duct includes an outlet port for providing conditioned air to the vehicle cabin.

Abstract: An HVAC system for a cab of a work vehicle includes features to urge airflow within the cab between an inlet and a plurality of outlets. The circulating airflow removes a non-transparent layer of a phase of evaporable matter forming on a surface of viewing regions without a heating component at least partially covering or embedded in at least one of the viewing regions.

Abstract: A pressurized storage system for a service truck body or the like which pressurizes the storage compartment thereof by means of an air blower located above the storage compartment.

Abstract: A work vehicle includes a cab, an air conditioner casing, an air conditioner unit and a rear monitoring camera. The air conditioner casing is attached to a rear upper part of the cab and includes a downwardly opened recess on a bottom face thereof. The air conditioner unit is accommodated in the air conditioner casing. The rear monitoring camera includes a main body accommodated in the recess of the air conditioner casing.

Abstract: An operator's cab for a work vehicle is disclosed, which is capable of providing sound insulation properties without spoiling ease of maintenance while ensuring the thermal insulation properties of an air-conditioning duct. The operator's cab 8 is provided with a floor frame 10 having an opening for maintenance 20 located at a floor base 10a and a lid body 23 for closing the opening for maintenance 20. The lid body 23 includes an upper inspection cover 22 and a lower inspection cover 21 which are aligned in a vertical direction with spacing so as to be attachable and detachable relative to the opening for maintenance 20. Disposed in a space between the upper inspection cover 22 and the lower inspection cover 21 is a floor duct 30 that can be disassembled and is provided for circulating supply air sent from an air conditioner 27.

Abstract: A window arrangement is provided for enlarging a window area in an aircraft. The window arrangement includes, but is not limited to at least one first installation element. The at least one first installation element is designed to convey fluids, and furthermore includes, but is not limited to a transparent region which covers a first window region such that light waves in the visible spectrum can be let through.

Abstract: The construction machine according to the invention is distinguished by the fact that an air-processing apparatus (28) is arranged outside the cab (9) on the machine frame (2), wherein a device (13, 22) for feeding processed and/or fresh air into the cab and used air from the cab is provided, said device having a feed air duct for processed air for the cab and a discharge air duct for used air from the cab. The feed air duct of the air-processing apparatus (13, 22) is connected to the outlet (28C) of the air-processing apparatus (28) and the discharge air duct is connected to the inlet (28B) of the air-processing apparatus. In a construction machine whose control station is rotatably arranged on the machine frame, the arrangement with the air-processing apparatus outside the cab has the decisive advantage that it is not necessary to run hoses and/or lines between the rotatable cab and the machine frame.

Abstract: A vehicle roof assembly is coupled to a windshield. The roof assembly includes an outer roof member and an inner roof member which form a duct for conducting conditioned air therethrough. A body panel includes a front panel and a bottom panel which are integrally joined together at a corner. The corner has a plurality of apertures formed therein. An adhesive strip attaches an upper edge of the windshield to the front panel. The apertures receive conditioned air from the duct and form an airflow boundary layer which flows over an inner surface of the windshield. This assembly forms a windshield defogging system.

Abstract: A tractor cab has a floor (12) at least part of which is of a double layer construction having an upper layer (12a) and a lower layer (12b) spaced vertically below the upper layer to define a cavity (29,30) between the layers. The cavity being used for a) the passage of air associated with heating, ventilating, demisting or air conditioning the cab and/or b) the passage of electrical wiring or hydraulic pipes and hoses and/or c) the storage of fluids or other materials or equipment. Part of the floor supports an HVAC unit (11) whose output is directed between the upper and lower layers. The upper layer (12a) includes output apertures (27a, 28a) through which air from the HVAC unit can be discharged or recirculated.

Abstract: A cabin system to be mounted on a vehicle body is disclosed. The cabin system includes a driver's seat, an air conditioner body for indoor air conditioning disposed downwardly of the drive's seat, a plurality of support pillars constituting a cabin framework, a ceiling portion, and a main duct having a hollow tubular construction, the main duct forming therein an air passageway for the indoor air conditioning. The main duct includes, at a lower portion thereof, a duct connecting opening to be connected to the air conditioner body and also includes, at a lateral portion thereof, a support pillar engaging face. The main duct is attached through the support pillar engaging face to one of the support pillars along an indoor side peripheral face of the one support pillar. The support pillar engaging face of the main duct and the indoor side peripheral face of the one support pillar have profiles complementary with each other.

Abstract: A work machine comprises an operator station, a filter door, and a fresh air filter to filter fresh air that flows from outside the operator station into the operator station. The fresh air filter is mounted to the filter door for movement therewith relative to the operator station. An associated method is disclosed.

Abstract: A seat support platform (17) is provided on a floor panel (13) of a floor member (12) of a cab (11). An air conditioner unit (25) is installed internally of the seat support platform (17). An under floor duct (27) is provided on the lower side surface (13C) of the floor panel (13) to form an external air induction passage (30) to guide external air from outside of the cab (11) toward an external air intake port (25H) of the air conditioner unit (25). Under floor duct (27) can be provided integrally with the floor member (12) without protrusion to the lower side, and the under floor duct (27) can supply cool external air into the cab (11). Even in the case of a small size hydraulic excavator, the under floor duct (27) can be provided integrally on the floor member (12) to secure broader space in the cab (11).

Abstract: A vehicle roof assembly is coupled to a windshield. The roof assembly includes an outer roof member and an inner roof member which form a duct for conducting conditioned air therethrough. A body panel includes a front panel and a bottom panel which are integrally joined together at a corner. The corner has a plurality of apertures formed therein. An adhesive strip attaches an upper edge of the windshield to the front panel. The apertures receive conditioned air from the duct and form an airflow boundary layer which flows over an inner surface of the windshield. This assembly forms a windshield defogging system.

Abstract: A seat support platform (17) is provided on a floor panel (13) of a floor member (12) of a cab (11). An air conditioner unit (25) is installed internally of the seat support platform (17). An under floor duct (27) is provided on the lower side surface (13C) of the floor panel (13) to form an external air induction passage (30) to guide external air from outside of the cab (11) toward an external air intake port (25H) of the air conditioner unit (25). Under floor duct (27) can be provided integrally with the floor member (12) without protrusion to the lower side, and the under floor duct (27) can supply cool external air into the cab (11). Even in the case of a small size hydraulic excavator, the under floor duct (27) can be provided integrally on the floor member (12) to secure broader space in the cab (11).

Abstract: An interior for a cab of a construction vehicle, the interior including a base, a seat mount formed as a part of the base, an air-conditioning component mount formed as a part of the base, a control mount formed as a part of the base, a duct formed as a part of the base that includes an inlet, an outlet, and a substantially enclosed space between the inlet and the outlet, and a storage compartment formed as a part of the base.

Abstract: An automotive vehicle is provided having a vehicle body with a passenger compartment between a vehicle floor, a vehicle roof and side pillars. A pair of passenger seats are oriented within the passenger compartment with a center console mounted therebetween. A central structural pillar extends from the center console to the vehicle roof for supporting a central region of the vehicle roof. A ducting assembly is provided with a central duct extending upward from the center console adjacent to the pair of passenger seats and in fluid communication with a heating and cooling system. An outlet port is provided on the central duct for directing the air to the seating row.