45results about How to "Reduce channel area" patented technology

A battery module is configured so that the first cell string and the second cell string are arranged between the first plate member and the second plate member and the second cell string is arranged closer to the second plate member side than the first cell string is and is arranged closer to the outlet side than the first cell string is. At the inlet side of the housing, the inlet is arranged closer to the first plate member than to the second cell string, at least a part between the inlet side of the second cell string and the second plate member is covered by the inlet-side guide plate, and the cooling air is introduced into the housing through the inlet so as to form a flow of the cooling air along the first plate member and a flow of the cooling air along the inlet-side guide plate.

A rectifying module is arranged on an upstream side of a flow passage containing a flow velocity sensor. The rectifying module includes mesh members each having a plurality of circular small holes and ring-shaped spacers, wherein the mesh members and the spacers are alternately stacked in an axial direction and integrally joined to one another by means of thermal diffusion bonding. The mesh members have identical structures, in which the plurality of small holes are arranged concentrically at angles of separation of 60 degrees in the circumferential direction about the center of a reference small hole. The small holes are formed over the entire surface of the mesh member continuous with adjoining other small holes. The small holes of one mesh member and another mesh member adjacent thereto in the axial direction are arranged so as to have a phase angle difference of 90 degrees in the circumferential direction.

The present invention relates to a ventilator of fuel-cell vehicles for ventilating hydrogen in the hydrogen-system unit area arranging a hydrogen circulating device in the fuel-cell vehicles boarding the fuel cell. The ventilator of fuel-cell vehicle includes a first ventilating device for taking ventilating air in from a front side of the fuel-cell vehicle to hydrogen-system unit area arranging the fuel cell, the hydrogen supply device, and the hydrogen exhaust device in the center of front and rear direction of the fuel-cell vehicle; and a second ventilating device for sucking the ventilating air taken in from the rear end of vehicle body of the fuel-cell vehicle to the hydrogen-system unit area.

The cooling air introducing port 24 is open to a lower portion of an axial direction end portion of the motor housing member 11, 12, the water-proof cover 25 for covering the cooling air introducing port 24 is attached to the outside of the axial direction end portion of the housing member 11, 12, and the air introducing passage 26 having a labyrinth structure is composed of the bent portion 25d provided in a lower end portion of the water-proof cover 25, the first wall face 21d provided in the annular portion 21b of the shroud and the second wall face 21e.

There is provided an exhaust pressure-adjusting valve that is brought into a closed position due to a biasing force of a resilient body and is opened against the biasing force of the resilient body due to the exhaust pressure in an exhaust channel, which is raised in response to the closing of a throttle valve, in which valve-opening area is increased or decreased according to the displacement of the resilient body, to thereby adjust the exhaust pressure. The exhaust pressure-adjusting valve has a unit for changing the growth rate of the valve-opening area, which gradually heightens the growth rate of the valve-opening area with respect to the displacement of the resilient body in a valve-opening direction.

A sliding bearing 4 is constructed by an upper split bearing half 8 and a lower split bearing half 9. The upper split bearing half 8 has a sliding surface 8a, in which an oil groove 10 which allows an lubricating oil to flow therein is formed over the entire circumferential extent of the sliding surface 8a. The oil groove extends through a crush relief 8c to be open to a junction area 8b, and the oil groove has a bottom 10a which is formed so that a portion disposed toward the junction area as considered in the circumferential direction of the crush relief is located closer to the center of the upper split bearing half in comparison to a central portion. An ingress in large quantities of foreign particles within the oil groove onto the sliding surface of the sliding bearing and into a connecting rod bearing after passing through a lubricating oil feed passage is suppressed, and an oil leakage through the crush relief is reduced, allowing a lubricating oil pressure to be secured and augmented.

A cooling device has a case defining a first space through which a first fluid flows and a second space through which a second fluid having the temperature lower than that of the first fluid flows. A first heat exchanger is disposed in the first space for performing heat exchange between the first fluid and a refrigerant, thereby to evaporate the refrigerant. A second heat exchanger is disposed in the second space for performing heat exchange between the second fluid and the refrigerant evaporated in the first heat exchanger, thereby to transfer heat of the refrigerant to the second fluid. The case defines a first dimension in a first direction and a second dimension in a second direction perpendicular to the first direction in a transverse cross-section. The second dimension is larger than the first dimension. The first space and the second space are arranged in the second direction.

A device with a cantilever car-carrier can park two cars on one parking location. It has a hollow frame with a running mechanism, which can be set inside the parking location. A cantilever car-carrier with a lifting mechanism is set on the frame. Its upper part is the upper parking location and the hollow of frame is the lower car location. The frame contains two arms on both sides symmetrically, which is composed of orthogonal horizontal base and vertical slot and an articulated beam above head. Two ends of the cantilever car-carrier connect with the two arms separately. The extension of the horizontal base is just the half of the cantilever car-carrier. The lifting mechanism contains a ram plunger with hydraulic pressure linking a multi-bar device whose other end is connected with the frame. The invention has a unique structure with adopting cantilever car-carrier and driving lifting by a multi-bar device, which can reduce the necessary channel area in front of the garage and improve the parking efficient. It can be applied in single parking location of family garage and continuously arranged locations of public yard or underground garage.

A device with a rotary car-carrier can park two cars on one parking location. It has a hollow frame with a running mechanism, side upright columns and their articulated beam. A lifting mechanism with a rotary car-carrier is set on the frame. The car-carrier is the upper parking location and the hollow of frame is the lower car location. The running mechanism contains running electric engine and running wheels linking ground trace. The rotary car-carrier is composed of a rotary upper brace and a lower pallet. A plane bearing is set between the upper brace and the lower pallet. The upper brace can rotate winding a center axis which is located on the lower pallet. The area between the side upright columns is larger than the area needed for the upper brace rotating 90o. The invention can reduce the necessary channel area in front of the garage, has simple structure and operation, high parking efficient and the process of accessing cars is speedy, safe and convenient.

A system is provided for supporting one or more objects above an operating surface. A central frame extends upwardly from a base and supports one or more attachment members for supporting a variety of objects. In one aspect the objects supported by the system are targets that receive striking forces from external sources. A force measuring device may be associated with the targets. The central frame may be adjustable so that the height of the objects supported by the system may be varied. The base may include stabilizer members that are movable between collapsed and extended positions. Weight of various types may be associated with the stabilizer members to promote stability of the system. Wheels may be associated with the base to enable transport of the system from one location to another.

A master cylinder according to the invention has a predetermined number of second axial grooves formed on an outer peripheral surface of a tip portion of a secondary piston at predetermined intervals apart in a circumferential direction. Second radial holes are formed at the rear ends of some of the second axial grooves penetrate between the inner and outer peripheral surfaces of the piston. In an inoperative state, the rear ends of the second axial grooves and the second radial holes are all located to the rear of a seal point of a second cup seal, and a second fluid supply chamber is connected to a second hydraulic pressure chamber via the second axial grooves and the second radial holes. When the rear ends of the second axial grooves and the second radial holes are all moved in front of the seal point, the second fluid supply chamber is disconnected from the second hydraulic pressure chamber. Consequently, brake fluid supply performance is ensured and the processing of the piston is simplified as well as piston strength being ensured.

The cooling air introducing port 24 is open to a lower portion of an axial direction end portion of the motor housing member 11, 12, the water-proof cover 25 for covering the cooling air introducing port 24 is attached to the outside of the axial direction end portion of the housing member 11, 12, and the air introducing passage 26 having a labyrinth structure is composed of the bent portion 25d provided in a lower end portion of the water-proof cover 25, the first wall face 21d provided in the annular portion 21b of the shroud and the second wall face 21e.

A sliding bearing is constructed by an upper split bearing half and a lower split bearing half. The upper split bearing half has a sliding surface, in which an oil groove which allows a lubricating oil to flow therein is formed over the entire circumferential extent of the sliding surfaced. The oil groove extends through a crush relief to be open to a junction area, and the oil groove has a bottom which is formed so that a portion disposed toward the junction area as considered in the circumferential direction of the crush relief is located closer to the center of the upper split bearing half in comparison to a central portion. An ingress in large quantities of foreign particles within the oil groove onto the sliding surface of the sliding bearing and into a connecting rod bearing after passing through a lubricating oil feed passage is suppressed, and an oil leakage through the crush relief is reduced, allowing a lubricating oil pressure to be secured and augmented.

The present invention relates to a ventilator of fuel-cell vehicles for ventilating hydrogen in the hydrogen-system unit area arranging a hydrogen circulating device in the fuel-cell vehicles boarding the fuel cell. The ventilator of fuel-cell vehicle includes a first ventilating device for taking ventilating air in from a front side of the fuel-cell vehicle to hydrogen-system unit area arranging the fuel cell, the hydrogen supply device, and the hydrogen exhaust device in the center of front and rear direction of the fuel-cell vehicle; and a second ventilating device for sucking the ventilating air taken in from the rear end of vehicle body of the fuel-cell vehicle to the hydrogen-system unit area.

A battery module is configured so that the first cell string and the second cell string are arranged between the first plate member and the second plate member and the second cell string is arranged closer to the second plate member side than the first cell string is and is arranged closer to the outlet side than the first cell string is. At the inlet side of the housing, the inlet is arranged closer to the first plate member than to the second cell string, at least a part between the inlet side of the second cell string and the second plate member is covered by the inlet-side guide plate, and the cooling air is introduced into the housing through the inlet so as to form a flow of the cooling air along the first plate member and a flow of the cooling air along the inlet-side guide plate.

Provided is an air blowing device capable of keeping an air outlet invisible to the extent possible without impairing a function as the air blowing device. An air blowing device (10) includes: a tubular body (21) defining an airflow passage (21a) and an air outlet (21b); a guide wall (31) for guiding an airflow having passed through the air outlet in an intended direction; and a flow velocity adjusting mechanism (valve body) (22) capable of adjusting a flow velocity of the airflow passing through the air outlet. The guide wall has a convex surface shape protruding in a direction intersecting with a forward direction of the air outlet, and is arranged so that a projection image, which is obtained by projecting the guide wall onto an imaginary plane including the air outlet, covers the entire air outlet. The flow velocity adjusting mechanism is configured to adjust the flow velocity in accordance with the intended direction.

A biochemical reaction cassette having a structure for uniformizing a liquid flow in a reaction chamber with a simple additional arrangement is provided. A fluid resistive section is arranged in a channel that is constructed to include an injection port, a reaction chamber, and a discharge port. The fluid resistive section decreases the cross-sectional area of the channel to decrease the fluid resistance at ends in the width direction of the fluid resistive section and at positions remote from the injection port and the discharge port, where the flow rate is decreased.

A light signal transfer device comprises a substrate having a gate dielectric layer; a source and drain doped regions formed in the substrate; a gate formed on the gate dielectric layer; a carbon nano-tube material formed under the gate dielectric layer to act a channel; and a photo-diode doped region formed adjacent to one of the source and drain doped regions, wherein the areas of the channel and the photo-diode doped region are fixed, the carbon nano-tube material reducing area of the channel and increase photo reception area for the photo-diode doped region to improve performance of the light signal transfer device.

The invention discloses a method for replacing carbon neutralization with building material industrial fuel. The method comprises the following steps that hydrogen, an atomic absorbent, inert gas, an oxygen regulator and a modified slow-burning agent are introduced into a burner, correspondingly sprayed out from different channels of the burner, and mixed and burnt outside a nozzle of the burner to obtain stable flame with adjustable length. Compared with the prior art, the method is simple to operate, low in cost and wide in combustion temperature range.

The invention belongs to the field of petroleum refining and chemical industry, and relates to a continuous multi-section radial reactor. The continuous multi-section radial reactor is characterized in that the reactor is divided into an inner drum (2), an intermediate drum (3) and an outer drum (4) from inside to outside, and a catalyst is filled between the inner drum and the intermediate drum; meshes are formed in walls of the inner and intermediate drums; the inner drum and the outer drum are cut into a plurality of sections, and the sections are separated; a catalyst charging tank (1) is arranged on the top of the reactor, and a catalyst receiving tank (11) for receiving catalyst to be regenerated is arranged at the bottom of the reactor; the catalyst is continuously charged into the reactor from the charging tank, moves downward between the inner drum and the intermediate drum, and flows into the catalyst receiving tank from the bottom of the reactor; a reacting material (9) enters one section of the inner drum or the outer drum, flows through the catalyst layer in the radial direction, enters the corresponding section of the outer drum or the inner drum, is led out by a pipeline, is heated or cooled, and enters other reaction sections. A necking passage can be arranged between two sections.

A rectifying module is arranged on an upstream side of a flow passage containing a flow velocity sensor. The rectifying module includes mesh members each having a plurality of circular small holes and ring-shaped spacers, wherein the mesh members and the spacers are alternately stacked in an axial direction and integrally joined to one another by means of thermal diffusion bonding. The mesh members have identical structures, in which the plurality of small holes are arranged concentrically at angles of separation of 60 degrees in the circumferential direction about the center of a reference small hole. The small holes are formed over the entire surface of the mesh member continuous with adjoining other small holes. The small holes of one mesh member and another mesh member adjacent thereto in the axial direction are arranged so as to have a phase angle difference of 90 degrees in the circumferential direction.

The invention relates to a bridge suspension and steel bar type stereo garage. The purpose of the invention is to overcome the shortcomings of a current garage by providing a new bridge suspension stereo garage that can be manufactured at a low cost and provide good performances. The stereo garbage can also be of less labor intensity and can be mounted and maintained very conveniently. The second-tier lifting mechanism is a structure made of steel ropes and rolling cylinders; the bottom layer is provided with a completely natural parking stall without a car loading plate or a lateral movement stall; the second tier is a lateral moving parking stall either lifted to the left or to the right; through the bridge suspension steel bar, a small car can be laterally moved to a path to enter or exit from. This means that the car can advance to not only park but also leave without having to be reversed to enter a parking stall. As a result, car parking becomes easier. More particularly, for an underground parking lot provided with a two-tier stereo garage, the space of parking stalls at the left group and the right group of the two tiers are in full use for cars to enter and exit, thus saving a great area of a path. And at the same time, other vehicles on the main path can pass without being impacted.

A cooling device has a case defining a first space through which a first fluid flows and a second space through which a second fluid having the temperature lower than that of the first fluid flows. A first heat exchanger is disposed in the first space for performing heat exchange between the first fluid and a refrigerant, thereby to evaporate the refrigerant. A second heat exchanger is disposed in the second space for performing heat exchange between the second fluid and the refrigerant evaporated in the first heat exchanger, thereby to transfer heat of the refrigerant to the second fluid. The case defines a first dimension in a first direction and a second dimension in a second direction perpendicular to the first direction in a transverse cross-section. The second dimension is larger than the first dimension. The first space and the second space are arranged in the second direction.

A constant flow regulator device for maintaining a constant flow of fluid when a variable fluid pressure is applied, comprising an inlet duct ( 506 ) for incoming fluid, a housing ( 500 ), and a movable partition ( 502 ) facing the inlet duct and being subjected to an elastic force. A fluid passage ( 510 ) of variable cross section area is formed between the inlet duct and the movable partition. The housing and movable partition form an inner compartment ( 504 ) in fluid communication with the inlet duct for establishing a fluid pressure inside the inner compartment approximately equal to the fluid pressure in the inlet duct. The size of the movable partition is significantly greater than the size of the inlet duct such that, in use, the partition is moved towards the inlet duct against the elastic force when the fluid pressure in the inlet duct increases to reduce said fluid passage cross section area, and vice versa, thereby maintaining constant fluid flow.

Provided is an electrolysis apparatus with which the liquid that is to be treated can be continuously electrolyzed with high efficiency under high-temperature and high-pressure conditions. The electrolysis apparatus includes a cylindrical container main body including an inner peripheral surface serving as a cathode surface, an anode plate disposed in the container main body along an axis thereof, and end members attached to the respective ends of the container main body with nuts interposed therebetween, respectively. The end members are provided with nozzles, respectively, through which the liquid is passed. The end member is provided with a power supply rod connected to the anode plate which is inserted in the end member. Bipolar electrode plates are disposed in the container main body so as to be parallel to the anode plate. Insulators support the sides of the anode plate and the sides of the bipolar electrode plates.

A turbine stator vane or turbine rotor vane has a body, a channel being adapted for leading a cooling fluid through the body, and a flow adaption feature protruding from the body to the channel in such a manner as to reduce a cross-sectional area of the channel.

The technology disclosed herein is directed to an over-tube, an endoscopic system, and a cap which is constructed to identify with greater certainty from which position a medical instrument inserted in a channel will project on the distal end of the over-tube. The over-tube includes a tubular member and a protrusion. The tubular member includes at least a treatment tool channel into which a treatment tool is inserted and an endoscope channel into which an endoscope device is inserted. The protrusion protrudes radially inwardly from at least a portion of an inner circumferential surface of the endoscope channel in a longitudinal direction thereof. The protrusion indicates a position configuration in a circumferential direction of the treatment tool channel with respect to the endoscope channel. The endoscope captures an image that includes the protrusion and the protrusion in the acquired image confirms the position configuration of the treatment tool channel.

A cantilever-type vehicle-carrying board with one parking space for parking two vehicles, comprising a hollow vehicle frame that can be accommodated in the parking space and has a running mechanism. The vehicle frame is provided with a cantilever-type vehicle-carrying The upper part of the board is the upper parking space, and the hollow of the frame is the lower parking space. The frame includes two arms symmetrically arranged on the left and right sides. It is composed of a horizontal base and a vertical guide groove body perpendicular to each other. A connecting beam; the two sides of the end of the cantilever-type vehicle-carrying board are respectively connected with the left and right two frame arms; the extension length of the horizontal base of the frame-arm is only half of that of the cantilever-type vehicle-carrying board; the vehicle lifting mechanism includes a hydraulic The cylinder plunger is connected to a multi-link device; the other end of the cylinder plunger is connected to the vehicle frame. The invention has the advantages of unique structure, adopting a cantilever-type car-carrying plate and driven up and down by a multi-connection transmission rod mechanism, reducing the passage area required in front of the parking space and improving parking efficiency; it can be used for one parking space in a family garage; It is used in continuous arrangement of multiple parking spaces such as public parking lots or underground garages.