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Ventilation July category listing 07/09

20090191802 - Chimney duct: A chimney section and a chimney system for handling gases is disclosed. The chimney section is rounded but non-circular in cross sectional shape and includes at least one flange on one end of the section body. The chimney section may be formed from a single piece of material, wherein the... Agent: HamiltonIPLaw, PC

20090191803 - fume hood system having an automatic decommission mode: A fume hood system having a decommissioned mode. A fume hood may be required to maintain a minimum flow from its enclosure holding fume type substances via an exhaust external to the hood. However, if the fume hood is considered not in use or not containing fume type substances, it... Agent: Honeywell International Inc. Patent Services

20090191804 - Heating, ventilating, and air conditioning system having a thermal energy exchanger: A control module for a heating, ventilating, and air conditioning system for a vehicle is disclosed, the module including a thermal energy exchanger having a phase change material disposed therein, whereby the phase change material is cooled and recharged by at least one of a flow of air from an... Agent: Fraser Clemens Martin & Miller LLC

20090191805 - Ventilation system for an automotive fuel cell stack enclosure: A fuel cell stack is housed within a fuel cell stack enclosure. Air is used to ventilate the fuel cell stack enclosure. The air may be pulled from an air stream used to cool a high voltage battery. The air may also be pulled from a vehicle compartment such as... Agent: Brooks Kushman P.C./fgtl

20090191806 - Rooftop air recirculation device: A rooftop device and method for collection of heated air for recirculation and/or ventilation. The rooftop device supplements cooling of roof structures and supplements building heat systems. A roof cap including an air passage is connected to air outlets disposed within the roof structure of a building and to air... Agent: Duncan G. Byers PC

20090191807 - Instant crawlspace winterization system: An apparatus for winterizing a vent opening in a crawl space of a foundation in a building. The apparatus comprises a first member having each a first predetermined size and a first predetermined shape and formed of a first predetermined material for sealing against an inside surface of a wall... Agent: James Ray & Associates

20090191808 - Clothes driver air intake system: A clothes dryer air intake system including a conduit having an outlet opening for connection to a clothes dryer and being positioned remote from the attic of a building. The conduit also has an inlet opening positioned within the attic of a building. A heater is connected to the conduit... Agent: Stephen R. Greiner, Esquire Greiner Law Offices, P.C.

20090191809 - Structure ventilation system and method: A ventilation system having a cylindrical reducer, a pair of adjustable structural supports and a ceiling electrical box concentrically mounted to the structural supports. The electrical box is configured to support the weight of a ceiling fan assembly. The pair of adjustable structural supports include a first member and a... Agent: Mckinney Law, LLC

20090186569 - Semiconductor device manufacturing apparatus and manufacturing method: An apparatus for manufacturing semiconductor devices includes: a cabinet having an opening section on a front surface thereof; a front door that is provided at the opening section of the cabinet in a manner to be freely opened and closed; a low oxygen gas intake port for introducing nitrogen gas... Agent: Harness, Dickey & Pierce, P.L.C

20090186570 - Air handling system: A system and method are provided which capitalize on heating and air conditioning ductwork to draw fresh air through a house and cool the attic. Outside air enters through open windows and is drawn into return air vents. A blower fan, which is housed within the duct assembly or an... Agent: Gardere Wynne Sewell LLP Intellectual Property Section

20090186571 - Air ventilation system: The present invention is directed at an air ventilation system for use with semiconductor manufacturing equipment. Specifically, the ventilation system of the present invention adjusts vents or outlets located on an enclosure used for semiconductor manufacturing between a restricted state and an open state. When the vents and/or outlets are... Agent: Snell & Wilmer L.L.P. (asm America)

20090186572 - Air distributing apparatus for reducing energy consumption: The invention involves an air distributing apparatus for installation in a diffuser. The apparatus includes a first damper positioned within the diffuser. The first damper also has an open mode where a stream of air can exit the diffuser to a space. The first damper has a closed mode where... Agent: Cameron Ip

20090181609 - Retractable hideaway chimney damper cap: An apparatus for a damper cap for a chimney flue includes a top plate having dimensions conforming to a top of the chimney flue. A bird and animal screen is joined to and extends from a bottom of the top plate. The screen has dimensions for insertion into the chimney... Agent: Daniel Paul Thomas

20090181610 - Medical garment ventilation system: A medical garment ventilation system comprises a generally planar intake body having an intake face defining a plurality of intake ports spaced over the intake face, the intake body defining at least one outlet, the at least one outlet and one or more of the plurality of intake ports connected... Agent: Weide & Miller, Ltd.

20090181611 - Motorized gear and coupling system: A system for controlling airflow in a plenum, that comprises a worm gear and planetary gear that are removably coupled to a worm shaft and planetary shaft, respectively. The planetary shaft controls the movement of a damper between an open position permitting maximum airflow through the plenum, and a closed... Agent: Brian J. Lum Ice Miller. LLP

20090176447 - Air shower room: An air shower room (100) is connected to a clean room (200). The air shower includes a door (101), a floor (103), two side walls (104), an exit (111) and an interior ceiling (105). The door, the floor, two side walls and the ceiling defines the inside of the air... Agent: PCe Industry, Inc. Att. Steven Reiss

20090170418 - Controlled environment cabinet: A controlled environment cabinet comprises a working chamber made up of clear panels and a stainless steel frame. Two frontal panels may be raised on hinges to access an interior of the chamber. Working armports are provided, closed by a flexible membrane, which is slit such that an operator may... Agent: Heslin Rothenberg Farley & Mesiti PC

20090170419 - Air flow control device: The present invention provides an air flow control device that includes at least one inlet, and a primary flow path associated with a primary outlet, and a secondary flow path associated with a secondary outlet. The air flow device also includes at least one primary valve associated with the primary... Agent: Lumen Patent Firm

20090170420 - Air handling unit: An air handling unit having multiple fans includes a damper assembly to limit recirculation of air past a non-operating fan. The damper assembly includes a panel adjustably positioned between two channels to allow the discharge of the multiple fans to be substantially opened or to be substantially closed.... Agent: Mcnees Wallace & Nurick LLC

20090170421 - Grille: The present invention provides, among other things, an exhaust vent fan including a housing having an inlet through which air is received within the housing and an outlet through which the air exits the housing, a fan wheel supported in the housing and operable to generate a flow of the... Agent: Michael Best & Friedrich LLP