798results about How to "Increase air circulation" patented technology

A multi-layer protective fabric includes an inner layer, an middle layer, and an outer wicking layer. The outer fabric layer includes an inside layer of hydrophobic material, an outside layer of hydrophilic material, and an intermediate layer of hydrophobic monofilament yarns extending between and knitted together with the outside and inside layers, and promotes wicking of moisture from a wearer's skin to the outer layer. The multi-layer protective fabric middle layer includes a porous, cushioning material. The multi-layer protective fabric inner layer includes a cushioning, abrasion-resistant material, such as doeskin. Articles of apparel, for example cycling shorts, can include such a multi-layer protective fabric either alone or in combination with other moisture-managing, cushioning fabrics. Such protective fabric and apparel systems provide improved removal of moisture from skin, reduction of contact stress, and decrease in abrasion.

A cast or support assembly includes inner double knit padding material in which the outer layer is woven or knit to have substantial size openings, while the inner layer of the double knit material to be located against the skin of the patient is more closely woven or knit. Additional casting fabric is also provided, with this casting fabric being impregnated with water hardenable material. The outer casting fabric may include openings extending through it, so that the entire cast assembly has ventilation openings allowing air circulation to accomplish rapid drying following wetting of the assembly by sweat, rain, or by swimming, for example.

A method is provided for installing a ventilated eaves closure and tile support apparatus along the eaves of a roof. A vented eaves closure apparatus is disposed along the eaves to support the first course of roof tiles at a desired pitch. The apparatus provides support, ventilation, and drainage, while also providing a barrier to wind-driven precipitation, bird nesting, and animal invasion. The apparatus includes an array of openings configured to allow drainage and facilitate the flow of air beneath the tiles and throughout the air space between the roof deck and the tiles. The method and apparatus can be adapted to fit a variety of roof types and roof tiles having different sizes, shapes, and profiles.

A high volume low speed (HVLS) fan provides improved air circulation and thermal control in a building by incorporating composite fan blades pivotable to both positive and negative pitch angles. The blades are molded of polymer material over a metal tube core for strength and ease of attachment to the fan hub, and have a symmetrical airfoil shape to produce an efficient bi-directional conical airflow. The fan includes a control unit providing manual and automated intelligent control over blade angle and rotational speed, as well as startup with approximately zero blade angle for more economical power consumption and less motor wear. The fan structure and mounting system allows the fan to be installed at an optimal height inside a variety of buildings to provide increased efficiency of air destratification and air mixing. An array of multiple HVLS fans with alternating directions of airflow can further increase efficiency of air movement.

Devices and systems are provided, that entrain ambient air within a primary stream of pressurised air, for use in a variety of applications including aircraft, buildings and other stationary structures. The ambient air is drawn through an air treatment such a filter before entrainment within the primary stream. The combined streams are then delivered to a ventilation system, an air curtain or other suitable recipient of treated, thermally conditioned air. The systems include air curtain systems and ventilation systems for aircraft and other vehicles.

A patient support includes a cover and a compressible layer that includes air flow passages extending laterally, longitudinally, and transversely through the layer. The cover envelopes the compressible layer and forms a patient support surface thereon and further is adapted to be liquid impermeable, yet allow moisture vapor flow through the cover into the compressible layer and also allow moisture vapor flow out of the cover at a location other than the interface between a patient's body and patient support surface so that together the cover and the compressible layer will transport away moisture from the patient's body at the interface at the patient support surface and direct the moisture vapor to the location other than the interface at the patient support surface.

A ventilator for a covering for a boat or other object includes a dome for covering air venting openings. The air vents are provided in a pair of oppositely disposed ventilator plates. The boat or other covering is firmly clamped between the ventilator plates by means of a nut that can be tightened by hand. The venting openings are disposed one above the other with no obstructions therebetween in order to allow for direct air transfer between the inside and the outside of the cover while preventing weather elements from entering the cover.

A disk drive assembly enclosed in a housing, having a head disk assembly including a spindle, disks axially attached to the spindle, a driving motor for rotating the spindle, a read / write head, and a carriage assembly including a positioning arm, slider mechanism and a actuator / suspension mechanism. The slider mechanism is slidably attached to the positioning arm and the actuator suspension mechanism is attached to the positioning arm. The read / write head for reading or writing information to the disks is attached to the head positioning assembly at the slider mechanism. A fairing is attached to the positioning arm. The head positioning assembly is enclosed within the skimmer structure. The skimmer structure has a plurality of slots for receiving the disks of the disk pack. As the disks of the disk pack pass through the slots of the skimmer structure air is stripped away from the disks.

A cervical support system for restricting head and neck movement of a patient recovering from an injury to or surgery on the spine. The support system includes a supporting member for mounting onto and around the head and neck of the patient. The supporting member includes an injection molded base portion integral with an occipital lobe supporting portion. The base portion is arranged to rest on the shoulder of the patient while the occipital lobe supporting portion is arranged to extend along the neck from the shoulder to the head of the patient. An arcuate member such as a C-collar is disposed on an outer surface of the supporting member. A plurality of adjustment devices such as a turn-tab adjustment mechanism on an outer surface of the arcuate member rotatably connect the arcuate member to the supporting member to position the arcuate member onto, and with respect to, the supporting member.

The invention provides a vacuum insulation panel to which moisture and gas do not easily adsorb while it is being processed or being in storage in an unfinished state. The vacuum insulation panel includes a core provided with air circulation, a getter material which adsorbs moisture and gas from the core, an inner film bag which accommodates the core and the getter material, and an outer barrier bag which accommodates the inner film bag. The getter material is filled in an incision provided on the surface of the core. To prevent the getter material from getting out of the incision, the opening of the incision is narrowed by evacuating air from the interior of the inner film bag and, concurrently, compressing the inner film bag and the core.

A baby-care implement comprises a hood which covers a top of a seat thereof. The hood comprises a mounting base fixed to a body of the baby-care implement, a first hood bone whose lower end is turnably connected to the mounting base, a second hood bone positioned on the inner side of the first hood bone, whose lower end is turnably connected to the mounting base, a third hood bone positioned on the inner side of the second hood bone, a first hood sheet mounted on the first hood bone and extending backward and forward, and a second hood sheet mounted on the second hood bone, overlapping the inner side of the first hood sheet and extending backward and forward. The second hood sheet comprises one end in the back-and-forth direction which is separated from the first hood sheet and the other end which is connected to the first hood sheet.

A mesh crib bumper enclosure having four connected vertical mesh fabric panel sections installed in a crib by suspending it from top and bottom corners and securing it to four corner posts. The enclosure panels are stretched tightly between the corner posts using a locking fastener. The mesh fabric panels allow air to circulate through the crib to prevent exhaled carbon dioxide from building up. The enclosure corners receive vertical support members for vertical structural integrity while top and bottom edges can receive horizontal support members for horizontal structural integrity. The enclosure bottom corners use tie string fasteners to secure the enclosure to bottom crib rails to keep the bottom edges in contact the mattress. Other embodiments use a mesh panel base attached to the enclosure bottom and / or a mesh panel sealable top for sealing off the top to prevent insects and animals from entering the mesh crib bumper enclosure.