59results about How to "Sufficient air flow" patented technology

PV modules are provided that have a frame construction which permits the photovoltaic power-generating cells, DC / AC power conversion means, electrical wiring and other installation aspects to be merged into the module. The modules also are provided with means for coupling them to mounting stands whereby they can be mounted to a roof and also the frame construction is adapted to facilitate mechanically securing adjacent modules to one another.

A powered air purifying respirator system for use with at least one filter system includes: a housing including at least one inlet port and at least one outlet port; a motorized air flow system to draw air into the housing via the at least one inlet port; a control system in communicative connection with the motorized air flow system; and a filter system sensor in communicative connection with the control system. The filter system sensor provides information to the control system relating to the type of the at least one filter system upon fluid connection thereof with the housing. The control system can control the motorized air flow system at least in part on the basis of the type of filter system sensed by the filter system sensor. Another powered air purifying respirator system for use with at least one filter system includes: a housing including at least one inlet port and at least one outlet port; a motorized air flow system to draw air into the housing via the at least one inlet port; a control system in communicative connection with the motorized air flow system; and a pressure sensor in communicative connection with the control system to provide information to the control system relating to ambient pressure. The control system can, for example, control the motorized air flow system at least in part on the basis of the information relating to ambient pressure.

The present invention is a particulate filter face mask with replaceable filter element, the filter element being inexpensive, easily replaceable and securely held within the mask when installed.

A device for handling a fluid includes a corona discharge device and an electric power supply. The corona discharge device includes at least one corona discharge electrode and at least one collector electrode positioned proximate each other so as to provide a total inter-electrode capacitance within a predetermined range. The electric power supply is connected to supply an electric power signal to said corona discharge and collector electrodes so as to cause a corona current to flow between the corona discharge and collector electrodes. An amplitude of an alternating component of the voltage of the electric power signal generated is no greater than one-tenth that of an amplitude of a constant component of the voltage of the electric power signal. The alternating component of the voltage is of such amplitude and frequency that a ratio of an amplitude of the alternating component of the highest harmonic of the voltage divided by an amplitude of the constant component of said voltage being considerably less than that of a ratio of an amplitude of the highest harmonic of the alternating component of the corona current divided by an amplitude of the constant component of the corona current, i.e., (Vac / Vdc)≦(Iac / Idc).

This application relates to ventilation systems, more particularly to roof ventilation systems that help to protect buildings against fires. The roof vent has an ember impedance structure that impedes the entry of flames and embers or other floating burning materials while still permitting sufficient air flow to adequately ventilate a building. Several configurations of vents employing baffle members and fire-resistant mesh material are described, which can substantially prevent the ingress of floating embers and flames.

Provided is an electronic apparatus capable of also supplying sufficient air flow to a heat generating device other than the heat sink. An electronic apparatus includes: a cooling unit (10) including a heat sink (13), and a cooling fan (15) for generating air flow for receiving heat of the heat sink (13); an upper wall member (40) connected to the cooling unit (10) so as to form an outer wall defining an air passage continuous with the cooling unit (10); and a power circuit (17) arranged in the air passage and serving as an object to be cooled.

To provide an image display apparatus that is allowed to incorporate a panel module with excellent mechanical strength even if a screen is upsized and the apparatus is slimmed down. Strengthening units are mounted along a horizontal direction on canopies provided on an upper portion and a lower portion of a panel module constituting a display unit of a large-size, thin image display apparatus. Also, supporting members are mounted on the upper and lower strengthening units in such a manner that the supporting members bridge between the upper and lower strengthening units, so that a stand, or a chain or a string to be used when hanging the image display apparatus is mountable to the supporting members. This prevents direct application of external force to the panel module.

A multiple candle lantern designed to be used with a plurality of tube candles. The candle lantern includes an upper cover that selectively attaches to a lower base and a heat shield disposed over the top opening of the upper cover. The lower base has a plurality of tube candle recessed spaces formed thereon which hold a tube candle in a longitudinally aligned position thereon. Each tube candle includes a candle longitudinally aligned inside a metal outer tube. A spring is disposed between the lower base and the candle which keeps the candle's wick extending from the upper hole formed on the tube as the candle burns. Formed on the sides of the upper cover near the lower edge are a plurality of air delivery slots which deliver ventilation air directly into the candle lantern and against the sides of the tube candles.

A controller for manipulating icons on a video display is provided to reduce or substantially eliminate perspiration on the user's hands during extended use. The controller includes a housing with finger operated buttons that control the video game. The housing includes ventilation holes to allow air to circulate through the controller and between the housing and the user's hands. The housing encloses electronic components that are contained in a protective package that can be removed from the housing so that it can be easily and thoroughly cleaned. The ventilation holes may be located over the entire housing or may be located only at locations on the housing that are intended to be grasped by the user.

A triangular folding clothes rack (1) having a top tubular cross piece (2) with an inner axle (3) to allow a front frame (4) of the rack and a rear frame (5) of the rack to fold outward into an open position for drying articles of clothing and inward into a closed position for storing the rack. Clothes may be hung from the top tubular piece and / or hanging rods (9) either directly and / or by using conventional hangers. Offsets (13) located on the rear frame and extensions (14) located on hanging rods allow clothes to be hung without the clothes lying on top of each other, thereby providing maximum airflow between the clothes to allow for expedited drying.

The design of an electro-magnetic radiation suppression shield and cooling housing for a computer, server or other electronic device having a computer processor may be greatly enhanced and expedited by a test apparatus that permits the placement of electro-magnetic radiation suppression plates at differing locations, spacings and alignments, which allows a variance in positioning the electro-magnetic radiation source. The test apparatus not only has an air flow cooling opening in which an electro-magnetic radiation suppression panel forms cooling air flow holes but also a fixture for disposing a second similar electromagnetic radiation suppression panel at a distance from the first electro-magnetic radiation suppression panel. Each of the panels may be substituted to test various designs. The test apparatus further is provided with a telescoping support projecting into the interior cavity so that the electromagnetic radiation source may be moved about in the interior and thus simulate a large number of positions and conditions. The test apparatus provides a greatly enhanced tool in the trial and error approach to electro-magnetic radiation control.

This application relates to ventilation systems, more particularly to roof ventilation systems that help to protect buildings against fires. The roof vent has an ember impedance structure that impedes the entry of flames and embers or other floating burning materials while still permitting sufficient air flow to adequately ventilate a building. Several configurations of vents employing baffle members and fire-resistant mesh material are described, which can substantially prevent the ingress of floating embers and flames.

Provided is an electronic apparatus capable of also supplying sufficient air flow to a heat generating device other than the heat sink. An electronic apparatus includes: a cooling unit (10) including a heat sink (13), and a cooling fan (15) for generating air flow for receiving heat of the heat sink (13); an upper wall member (40) connected to the cooling unit (10) so as to form an outer wall defining an air passage continuous with the cooling unit (10); and a power circuit (17) arranged in the air passage and serving as an object to be cooled.

The present invention comprises an insect screen and a security barrier contained within a removable frame installable to replace a conventional screen or storm window, the assembly functioning both as a barrier to insect penetration, and as a security barrier to deter an intruder from entering the building through the window or door. The main components of the window guard insert comprise a frame assembly, a security barrier, an insect screen, a spline, and a weather strip. The assembled frame includes a security barrier channel to retain the security barrier, a weather strip channel to retain the weather strip and an insect screen channel, partially formed by the security barrier to retain the insect screen. An optional clip retaining channel is used to increase the window guard insert's ability to withstand an unauthorized entry attempt.

Retarding a fire condition of a telecommunications component mounted on a module to be inserted into a telecommunications box is provided. The module may have a planar surface having a first side and a second side generally opposed to the first side. A ventilator provides a cross air flow generally in a direction from the first side to the second side. A first opening in the telecommunications box in an area adjacent of the first side of the planar surface forms a substantial portion of the cross air flow emanating from the first side. A second opening in the telecommunications box arranged in an area adjacent to the second side of the planar surface exhausts the cross flow air, such that the cross flow air sub-stantially retards the fire condition. An air flow guide is provided to simulate an air resistance of a module.

A disposition structure of a heat exchanger (oil cooler) in a motorcycle mounted in the central part in front of the upper part of the crankcase of an internal combustion engine E mounted on the motorcycle. When viewed from the front of the motorcycle, the oil cooler is located between the front forks. The oil cooler is disposed so that the fin surface of the cooling fins of the heat exchanger are perpendicular or substantially perpendicular to an air flow that goes between the front forks and above the front wheel. In the disposition structure so configured, cooling efficiency of the heat exchanger is improved.

A device for handling a fluid includes a corona discharge device and an electric power supply. The corona discharge device includes at least one corona discharge electrode and at least one collector electrode positioned proximate each other so as to provide a total inter-electrode capacitance within a predetermined range. The electric power supply is connected to supply an electric power signal to said corona discharge and collector electrodes so as to cause a corona current to flow between the corona discharge and collector electrodes. An amplitude of an alternating component of the voltage of the electric power signal generated is no greater than one-tenth that of an amplitude of a constant component of the voltage of the electric power signal. The alternating component of the voltage is of such amplitude and frequency that a ratio of an amplitude of the alternating component of the highest harmonic of the voltage divided by an amplitude of the constant component of said voltage being considerably less than that of a ratio of an amplitude of the highest harmonic of the alternating component of the corona current divided by an amplitude of the constant component of the corona current, i.e., (Vac / Vdc)≦(Iac / Idc).

An enhanced filtration multilayer laminated fabric (10) includes an air permeable, moisture-vapor-transmissive, polytetra-fluoroethylene (ePTFE) membrane central layer (12). This central layer (12) is sandwiched between a first pair of nonwoven textile layers (14, 16) and a second pair of woven textile layers (18, 20). The laminated fabric may also feature a fire resistant application. The top textile layer (18) may also include a permanent, highly breathable and highly durable electro-static discharge feature added to the inside of the layer by laying down a carbon based printed pattern on the inside of the layer. The filtration fabric (10) may be utilized to manufacture a wearable garment that is aesthetically pleasing and comfortable to wear in all weather conditions.

A multi-rotor blower fan assembly for a cotton picker utilizes a plurality of separate fan enclosures each containing a fan for supplying an individual air flow to a picker unit of the picker, the fans being mounted on a common shaft for rotation therewith, with a unitary removable or openable cover or hood covering access openings of the fan enclosures. One or more of the fan assemblies can be mounted on the picker, for instance, on an existing platform on the picker chassis just rearward of the operator cab, in end-to-end relation, and rotatably driven using a common drive.

A machine for cleaning gaming chips or coins which includes means to convey individual coins or chips to a carrier wheel consisting of a vertically oriented disc having arranged about its periphery a plurality of coin or chip sized open recesses to receive individual coins or chips so that the coins or chips are supported on their edges and both faces of the coins or chips are exposed. The carrier wheel rotates through a washing station, a drying station arranged about said carrier wheel such that a drying air stream passes over and around said coins or chips in said carrier wheel. The coin or chip recesses in the carrier wheel are crenellated to allow washing fluid and the drying air stream to pass over the edges of the coins or chips. A total residence time for each chip that is sufficient to clean and dry the chips will lie in range of 10 to 20 seconds.

A walk aerator comprises a housing supported by a plurality of wheels that include a pair of drive wheels. The drive wheels are pivotally mounted to the housing to permit the housing to move between operational and transport positions thereof. A control is used to so move the housing with the control having a hand grip whose height above the ground is easily adjustable to accommodate users of different effective heights. A foot guard maintains a relatively constant disposition relative to the ground whether the housing is in its operational or transport position. The housing of the aerator has a vent system and an air gap relative to a prime mover deck which cool a traction drive system contained within the housing.

Method for feeding in and for handling waste material in the channel section of a pneumatic wastes conveying system, in which method waste material or recycleable material is fed into a feed-in container (10) from the input aperture (2) of at least two input points (1) of a pneumatic pipe transport system for material and onwards into the channel section (20, 21, 22) between the feed-in container and the material conveying pipe (100), from where the material is conveyed along with the transporting air via the material conveying pipe (100) to the delivery end of the pneumatic material conveying system, where the material is separated from the transporting air. In the method the channel section (20(II), 20(III), 20(IV) . . . (22(II), (22(III), 22(IV)) of at least one second input point is connected to the channel section (20(I), 21(I), 22(I)) of one first input point between the input point (1) and an impeding means (30, 30′), in that in the method at least a part of the material (w1, w2, w3, w4) fed in is acted upon by the combined effect of suction and replacement air in the channel section (20(I), 21(I), 22(I) . . . (20(IV), 21(IV), 22(IV)) by bringing about compression in size in at least a part of the material (w1, w2, w3, w4) being conveyed, by means of an impediment (30) arranged between the conveying pipe (100) and the material (w1, w2, w3, w4) to be handled, or against the impediment, before transportation of the material to the delivery end of the pneumatic transport system for wastes.

Method for feeding in and for handling waste material in the channel section of a pneumatic wastes conveying system, in which method waste material or recycleable material is fed into a feed-in container from the input aperture of an input point of a pneumatic pipe transport system for material and onwards into the channel section between the feed-in container and the material conveying pipe, from where the material is conveyed along with the transporting air via the material conveying pipe to the delivery end of the pneumatic material conveying system, where the material is separated from the transporting air. In the method the material is acted upon by the combined effect of suction and replacement air in the channel section by bringing about compression in size in at least a part of the material being conveyed, by means of an impediment arranged between the conveying pipe and the material to be handled, or against the impediment, before transportation of the material to the delivery end of the pneumatic transport system for wastes.

Embodiments of the invention include a plurality of flexible electrical conductors configured as a cable wherein a plurality of signal pairs connect printed circuit boards in an array of data storage devices or just a bunch of disks (JBOD) enclosure. By controlling various specific dimensions relating to each signal pair of electrical conductors in a flexible cable, the performance of a JBOD box or a data storage server can be maximized. Furthermore, flexible cable designs can themselves replace bulkier circuit boards enabling greater air flow through the JBOD box or data storage server.

A detachable blades for a ceiling fan comprises a blade seat for the connecting portion of the blade to be assembled on the same, a spherical cover having a plurality of slots for the connecting portion of the blade to be inserted through and assembled to the blade seat, a cover plate to cover the connecting portion of the blade on the blade seat and a detachable member contained in the cover plate to firmly catching the connecting portion of the blade. The blade assembly according to the invention is strong in its structure and also easily for the blade to be detached for a replacement.

Method for feeding in and for handling waste material in the channel section of a pneumatic wastes conveying system, in which method waste material or recycleable material is fed into a feed-in container (10) from the input aperture (2) of at least two input points (1) of a pneumatic pipe transport system for material and onwards into the channel section (20, 21, 22) between the feed-in container and the material conveying pipe (100), from where the material is conveyed along with the transporting air via the material conveying pipe (100) to the delivery end of the pneumatic material conveying system, where the material is separated from the transporting air. In the method the channel section (20(II), 20(III), 20(IV) . . . (22(II), (22(III), 22(IV)) of at least one second input point is connected to the channel section (20(I), 21(I), 22(I)) of one first input point between the input point (1) and an impeding means (30, 30'), in that in the method at least a part of the material (w1, w2, w3, w4) fed in is acted upon by the combined effect of suction and replacement air in the channel section (20(I), 21(I), 22(I) . . . (20(IV), 21(IV), 22(IV)) by bringing about compression in size in at least a part of the material (w1, w2, w3, w4) being conveyed, by means of an impediment (30) arranged between the conveying pipe (100) and the material (w1, w2, w3, w4) to be handled, or against the impediment, before transportation of the material to the delivery end of the pneumatic transport system for wastes.

A device for handling a fluid includes a corona discharge device and an electric power supply. The corona discharge device includes at least one corona discharge electrode and at least one collector electrode positioned proximate each other so as to provide a total inter-electrode capacitance within a predetermined range. The electric power supply is connected to supply an electric power signal to said corona discharge and collector electrodes so as to cause a corona current to flow between the corona discharge and collector electrodes. An amplitude of an alternating component of the voltage of the electric power signal generated is no greater than one-tenth that of an amplitude of a constant component of the voltage of the electric power signal. The alternating component of the voltage is of such amplitude and frequency that a ratio of an amplitude of the alternating component of the highest harmonic of the voltage divided by an amplitude of the constant component of said voltage being considerably less than that of a ratio of an amplitude of the highest harmonic of the alternating component of the corona current divided by an amplitude of the constant component of the corona current, i.e., (Vac / Vdc)≦(Iac / Idc).

The invention discloses a heat exchanger, which comprises a heat dissipation module, an internal circulation fan and an external circulation fan. The heat dissipation module comprises a module body, a plurality of first air inlets, a plurality of first air outlets, a plurality of second air inlets, a plurality of second air outlets, a plurality of first runners and a plurality of second runners. The plurality of first air inlets and the plurality of first air outlets are respectively communicated with the plurality of first runners. The plurality of second air inlets and the plurality of second air outlets are respectively communicated with the plurality of second runners. The module body comprises a first surface and a second surface, and the first surface is opposite to the second surface. The plurality of first air inlets and the plurality of first air outlets are located on the first surface, and the plurality of second air inlets and the plurality of second air outlets are located on the second surface.

A multi-rotor blower fan assembly for a cotton picker utilizes a plurality of separate fan enclosures each containing a fan for supplying an individual air flow to a picker unit of the picker, the fans being mounted on a common shaft for rotation therewith, with a unitary removable or openable cover or hood covering access openings of the fan enclosures. One or more of the fan assemblies can be mounted on the picker, for instance, on an existing platform on the picker chassis just rearward of the operator cab, in end-to-end relation, and rotatably driven using a common drive.