Patent application number | Description | Published |
20080210412 | Heat exchanger - A heat exchanger for realizing a high degree of humidity exchange efficiency at a low cost. The heat exchanger in which partition members respectively separated from each other by a spacing maintained by one of spacing members facilitate circulation of two different air flows, with total enthalpy heat exchange occurring between these two air flows via the partition members. The partition members comprise an air shielding sheet type material comprising a hydrophilic fiber and also including a moisture absorbent, and the air permeability (JIS P 8117) of the partition members is at least 200 seconds/100 cc. | 09-04-2008 |
20100089558 | Total Heat Exchanging Element and Total Heat Exchanger - A total heat exchanging element | 04-15-2010 |
20100139901 | HEAT EXCHANGER ELEMENT AND HEAT EXCHANGER - A heat exchanger element includes partition members that include first gas passages that are passages for first gas and second gas passages that are passages for second gas and that are provided above the first gas passages, the partition members operative to partition the first gas passages and the second gas passages; spacing members that form the first gas passages and the second gas passages and that maintain a gap between the partition members; and an adhesive that adheres the partition member and the spacing member with each other. At least one of the partition member and the spacing member is made of a liquid absorbing material, and the adhesive is a water solvent adhesive in which water-soluble flame retardant is impregnated. | 06-10-2010 |
20100147499 | HEAT EXCHANGE ELEMENT AND MANUFACTURING METHOD THEREOF, HEAT EXCHANGER, AND HEAT EXCHANGE VENTILATOR - According to the present invention, in constituting a heat exchange element having a stacked-layer structure in which sheet-like partition members added a moisture absorbent thereto and spacing members are stacked alternately, the spacing members being joined with the partition members so as to form air flow passages together with the partition members, each of the spacing members includes a plurality of section walls that divide a space between the partition member joined under the spacing member and the partition member joined on the spacing member into a plurality of flow passages, and one or more first section walls formed with holes that bring adjacent flow passages into communication with each other and one or more second section walls formed with no hole that brings adjacent flow passages into communication with each other are alternately arranged in each of the spacing members. The present invention facilitates to constitute a light-weight total-heat type heat exchanger having high heat exchanging efficiency using the heat exchange element. | 06-17-2010 |
20100175859 | TOTAL HEAT EXCHANGE ELEMENT AND MANUFACTURING METHOD THEREOF - A total heat exchange element has a stacked-layer structure in which sheet-like partition members added a water-soluble moisture absorbent thereto and spacing members are stacked alternately, the spacing members are joined with the partition members by using an adhesive so as to form air flow passages together with the partition members. According to the present invention, the spacing members have water retention properties. Further, an adhesive that exhibits insolubility to the water-soluble moisture absorbent or an aqueous solution of the water-soluble moisture absorbent is used as the adhesive. As a result, it is easy to obtain a total heat exchange element with which it is possible to easily constitute an air-conditioning apparatus or a ventilator that has high latent heat exchange efficiency and has high reliability. | 07-15-2010 |
20100178157 | HEAT EXCHANGE ELEMENT, MANUFACTURING METHOD THEREOF, AND HEAT EXCHANGE VENTILATOR - A heat exchange element according to the present invention has a stacked-layer structure in which sheet-like partition members and spacing members are stacked alternately, while the spacing members are joined with the partition members so as to form air flow passages together with the partition members. A plurality of adhesive layers included in the stacked-layer structure i.e., the plurality of adhesive layers that cause the partition members to be each joined with a corresponding one of the spacing members include one or more colored adhesive layers. It is therefore easy to manufacture a heat exchange element having a desired color arrangement at a low cost, regardless of the type of the heat exchange element. | 07-15-2010 |
20110036541 | HEAT EXCHANGE VENTILATOR - When configuring a heat exchange ventilator that includes a supply air duct that takes in outdoor air and blows it out indoors, an exhaust air duct that takes in indoor air and blows it out outdoors, and a plurality of heat exchange elements that exchanges heat between outdoor air flowing down through the supply air duct and indoor air flowing down through the exhaust air duct, the heat exchange elements being arranged in series from an outdoor side to an indoor side, the sensible heat exchange efficiency of a heat exchange element arranged on the most outdoor side is made higher than the sensible heat exchange efficiency of a heat exchange element arranged on an indoor side adjacent to the heat exchange element arranged on the most outdoor side, thereby preventing condensation and freezing on the heat exchange element on the outdoor side. | 02-17-2011 |
20110108256 | TOTAL HEAT EXCHANGING ELEMENT AND TOTAL HEAT EXCHANGER - A total heat exchanging element includes a partitioning component to which a water-soluble moisture-absorbing agent has been added that is a component partitioning between a first laminar air-flow path and a second laminar air-flow path that are layered; a spacing component that forms the first laminar air-flow path and the second laminar air-flow path and maintains a space between adjacent partitioning components; and an adhesive agent that adheres the partitioning component and the spacing component. The adhesive agent is a water-solvent-type adhesive agent impregnated with a water-soluble moisture-absorbing agent. The partitioning component and the spacing component are made from a liquid-absorbing material that absorbs water and substances dissolved in the water. | 05-12-2011 |
20110146961 | METHOD OF MANUFACTURING TOTAL HEAT EXCHANGE ELEMENT AND TOTAL HEAT EXCHANGE ELEMENT - A total heat exchange element includes a sheet-like partitioning member and space holding members on both sides of the partitioning member to form air paths and performs a heat exchange via the partitioning member between an air flow flowing through an air path formed on one side of the partitioning member and an air flow flowing through an air path formed on other side of the partitioning member. The partitioning member and the space holding members are bonded by a water-solvent adhesive in which a water-soluble moisture-absorbing agent is dissolved. | 06-23-2011 |
20120037349 | HEAT EXCHANGE ELEMENT - A heat exchange element includes a first flow passage and a second flow passage extending orthogonal thereto. The first flow passage is an undulating flow passage that has a rectangular cross section and is formed by positioning, a first wave-form plate member and a second wave-form plate member on top of each other and with a predetermined interval therebetween, and further causing spacers to hermetically close two lateral portions with respect to the traveling direction of the fluid. The second flow passage is a straight flow passage that has a substantially triangular cross section and is formed between a flat-plate-like member and one of the first and the second wave-form plate members, when the flat-plate-like member is positioned on the wave-like form of the one of the first and the second wave-form plate members so as to be in close contact therewith. | 02-16-2012 |
20120043064 | TOTAL HEAT EXCHANGE ELEMENT - A total heat exchange element includes a first flow passage and a second flow passage extending orthogonal thereto. The first flow passage is an undulating flow passage that has a rectangular cross section and is formed by positioning a first wave-form plate member and a second wave-form plate member on top of each other and with a predetermined interval therebetween, and further causing spacers to hermetically close two lateral portions with respect to the traveling direction of the fluid. The second flow passage is a straight flow passage that has a substantially triangular cross section and is formed between a flat-plate-like member and one of the first and the second wave-form plate members. | 02-23-2012 |
20120168136 | TOTAL HEAT EXCHANGE ELEMENT - In a total heat exchange element, a partition member has a heat transfer property, moisture permeability, and a gas blocking property. A spacer is formed in a hollow cylindrical shape polygonal in section extending substantially in parallel along the surface of the partition member and includes an overlapping wall that overlaps the partition member and supporting walls that rise from side ends of the overlapping wall and are vertically provided between the partition members respectively being upper and lower parts in a laminating direction to retain a space between the partition members. The overlapping wall has thickness smaller than that of the supporting walls and stuck to the partition member with an adhesive having moisture permeability. | 07-05-2012 |
20140242900 | TOTAL HEAT EXCHANGE ELEMENT AND MANUFACTURING METHOD THEREOF - The present invention is a total heat exchange element in which a spacing member is provided on both sides of a sheet-like partition member to form a flow path and which performs heat exchange between an airflow that flows in a flow path formed on one side of the partition member and an airflow that flows in a flow path formed on another side of the partition member via the partition member, wherein the spacing member is molded integrally with the partition member by using a resin, and the partition member is configured to include a functional layer that has heat conductivity, moisture permeability, and gas shielding property and a heat shrink layer that shrinks at a predetermined temperature or higher. | 08-28-2014 |