Class / Patent application number | Description | Number of patent applications / Date published |
454322000 | With adjustable valve | 21 |
20080248738 | FLOW CONTROLLING ASSEMBLY AND METHOD - A flow controlling assembly configured to permit air flow between a first chamber and a second chamber. A frame member includes a damper contacting surface at least partially surrounding a frame opening configured to permit the air flow therethrough. A damper plate includes a frame contacting surface configured to contact the damper contacting surface when the damper plate is in a closed position. A hinge assembly is disposed between the frame member and the damper plate. The hinge assembly is configured to permit the damper plate to rotate on a rotational axis relative to the frame member and to permit the rotational axis to translate relative to the frame member. | 10-09-2008 |
20090233540 | Systems and methods for ventilation of a surgical table - A system for ventilating an area surrounding a patient is disclosed. The system includes an air exchanger configured to induce an air flow, and an outer duct disposed in communication with the air exchanger, and having an airway aperture configured to selectively induce an air flow at a location along the outer duct. The system further includes an inner duct disposed in communication with the air exchanger and disposed inside the duct, the inner duct being configured to selectively induce an air flow at a location along the inner duct. A method of ventilating an area surrounding a patient is also disclosed. | 09-17-2009 |
20100056037 | VENTILATION GRILL - This utility model discloses a ventilation grill that consists of a face cover ( | 03-04-2010 |
20110294413 | PORTABLE AIR MOVING DEVICE WITH MULTI-DIRECTIONAL GRILL - A portable air moving device possessing improved characteristics for air stream directing. The device includes; an air generator, a housing, and multiple independently adjustable grill segments. The device may include an electric heating element. | 12-01-2011 |
20120129445 | Flow Stop Prevention of Air Leakage at Ventilation Registers - A flow stop is formed of a sheet of impermeable material shaped as a bag having a closed end and an open end opposed to the closed end. The open end of the impermeable bag fits over the skirt (or diffuser) of a ventilation register and clamps about the skirt using an elastic band fixed about the open end. The flow stop bag has a noise suppressing elastic member secured across a portion of the closed end. | 05-24-2012 |
20120208447 | MOTORIZED VAV LINEAR DIFFUSER - The present disclosure relates to a motorized linear diffuser where an exit passage is installed along a ceiling of an interior while being connected to a duct of the interior for heating and air conditioning or ventilation. The present disclosure has been made in an effort to provide a motorized variable air volume (VAV) linear diffuser for heating and air conditioning or ventilation that can vary air volume by using a motor with a simple structure and at low costs, can be simply assembled and disassembled so that the linear diffuser can be installed or maintained and repaired in a simple way, and can maintain a sealing state when a passage is closed as well. | 08-16-2012 |
20140065945 | VENTILATION SYSTEM AND METHOD - Embodiments of the invention provide a ventilation exhaust fan comprising a main housing adapted to interchangeably receive a upgrade cartridge assembly. The main housing can include a fluid inlet through which fluid is received within the main housing, and a fluid outlet through which fluid exits the main housing. The ventilation exhaust fan can be installed in a structure in place of an existing ventilation exhaust fan assembly. The main housing can provide support to a scroll and a blower wheel positioned within the scroll. A motor may be nestled within the scroll and coupled to the blower wheel. A capacitor including a motor harness and plug can be electrically coupled with the motor. Electrical power can be supplied to the capacitor and motor to cause the motor to rotate the blower wheel to generate a flow of fluid out of the fluid outlet. | 03-06-2014 |
20140099875 | AIR CONDITIONER - An air conditioner is provided. The air conditioner may include a case, first and second discharge ports disposed on opposite sides of the case to discharge air, at least one discharge vane rotatably disposed at each of the first and second discharge ports, and an operation panel disposed between the first and second discharge ports. The operation panel is movable to selectively vary a discharge area of each of the first and second discharge ports. The discharge are selectively rotatable when not covered by the operation panel to vary an air flow direction. | 04-10-2014 |
20140273805 | AIR-CONDITIONING INDOOR UNIT - An air-conditioning indoor unit includes a blow-out port, a Coanda vane and a controller. The Coanda vane is-provided in proximity to the blow-out port. The Coanda vane turns the blown air into a Coanda airflow along a bottom surface of the Coanda vane. The controller performs a control in which a direction of the Coanda airflow is directed in a first direction by positioning the Coanda vane in a first orientation, and the direction of the Coanda airflow is directed in a second direction different from the first direction by positioning the Coanda vane in a second orientation different from the first orientation. | 09-18-2014 |
20140357179 | AIR VENT - An air vent is provided having a housing, an air inlet opening located in the axial direction with respect to the housing and an air discharge opening opposite the air inlet opening, an air-conveying element located in the housing having a first air-conveying surface and a second air-conveying surface, which is opposite the first air-conveying surface, wherein a first air channel is formed by the housing and the first air-conveying surface and a second air channel is formed by the housing and the second air-conveying surface, wherein the first air channel is configured to transport to the air discharge opening a first volume flow of air that can flow into the housing through the air inlet opening, wherein the second air channel is configured to transport to the air discharge opening a second volume flow of air that can flow into the housing through the air inlet opening, and a first wing, wherein the first wing is arranged movably on the end of the air-conveying element facing the air inlet opening, wherein the movability of the first wing is configured such that the ratio of first volume flow to second volume flow can be adjusted on account of the position of the first wing, wherein the second air-conveying surface may be symmetrical with respect to the first air-conveying surface. | 12-04-2014 |
20150038069 | SYSTEM AND METHOD TO REDIRECT AND/OR REDUCE AIRFLOW USING ACTUATORS - The invention generally relates to ventilation systems and methods, and more particularly to selectively configurable climate control systems and methods for use in data centers and the like. A device includes a support element and a plurality of ducts connected to the support element. The device also includes a manifold in fluid communication with each one of the plurality of ducts and a plurality of valves. Each respective one of the plurality of valves is associated with a respective one of the plurality of ducts. Moreover, there is at least one actuator operatively connected to the plurality of valves, which is structured and arranged to individually actuate each one of the plurality of valves. | 02-05-2015 |
20150065031 | REGISTER FOR AIR CONDITIONING - Each fin shaft of auxiliary fins passes through each of upper and lower bearing parts in a first wall part. A pair of transmission shafts provided for the upper and lower fin shafts is arranged outside of the first wall part. A cam member is rotationally arranged outside of the first wall part. A fin shaft of a main fin is rotationally supported by the first wall part. The fin shaft of the main fin has an arm and a transmission shaft. The cam member has cam holes in which the transmission shafts of the upper auxiliary fin are fitted, cam holes in which the transmission shafts of the lower auxiliary fin are fitted, and a long hole in which the transmission shaft of the fin shaft of the main fin is fitted. | 03-05-2015 |
20150099456 | AIR DIFFUSER WITH MANUAL AND MOTORIZED PLATES - A mechanism for opening and closing a damper valve of a diffuser mechanism is provided. Embodiments of the invention include a damper construction that selectively alters the amount of air flow through a diffuser grille using a three-plate damper valve. The three-plate damper valve includes a manual plate, a fixed plate, and a motorized plate. The manual plate is manually rotatable around a central axis, while the motorized plate is mechanically rotatable about the same axis. The motorized plate is mechanically and/or remotely controlled using a stepper motor coupled to the motorized plate. Further, the diffuser mechanism includes a sensor for determining the location of the motorized plate with respect to a starting position. As such, multiple configurations of the manual plate and the motorized plate may be used to alter the air flow through the resulting channels of the damper mechanism. | 04-09-2015 |
20150140923 | VENTILATION DAMPER SYSTEM AND METHOD - A damper assembly having a main body defining a continuous fluid path extending between a first opening and a second opening and a damper door rotatable within the main body to control the flow of fluid through the main body. The main body including an engagement edge extending circumferentially on an inner surface of the main body. The damper door can be rotated relative to the main body to sealingly engage an outer edge of the damper door with the engagement edge. The engagement edge of the main body can be oriented on the inner surface such that the surface area of the outer edge such that engagement of the engagement edge gradually increases as the damper door is rotated to seal the damper door to the main body. | 05-21-2015 |
454324000 | Sliding | 4 |
20090264063 | Gear Drive Damper - An air damper assembly for regulating an air flow includes a frame, a plurality of elongated damper blade rotatably mounted to the frame, and a drive mechanism for actuating the damper blades between open and closed positions. The drive mechanism includes a gear fixedly secured to a distal end of each of the damper blades and an elongated rack slidably coupled to the frame. The rack meshingly engages the gears such that linear movement of the rack in a first linear direction results in rotational movement of the damper blades in a first rotational direction and linear movement of the rack in a second linear direction opposite the first linear direction results in rotational movement of the damper blades in a second, rotational direction opposite the first rotational direction | 10-22-2009 |
20110207393 | AIR VENT - An air vent ( | 08-25-2011 |
20150072610 | CLOSABLE VENTILATION VENT FOR COMMERCIAL AND RESIDENTIAL STRUCTURES AND METHOD OF USE THEREOF - A ventilation assembly with closable vent openings is described primarily for use on the soffit of a building. A slider that is differently and contrastingly colored relative to a frame and having an actuator tab is provided within the frame wherein the vent opening can be opened or closed by sliding the slider between two positions by way of the actuator tab. | 03-12-2015 |
20160153679 | DRIVE MECHANISM FOR MOVABLE MEMBER OF AIR CONDITIONER | 06-02-2016 |
454325000 | Plural blades pivoting along parrallel axes | 3 |
20130260670 | AIR VENT WITH LOUVERS - An air vent includes a chassis and a plurality of louvers. The chassis includes a bottom plate and a side plate located on the bottom plate. The plurality of louvers is located on the side plate. Each of the plurality of louvers includes a body and a shaft located on the body. The body of each of the plurality of louvers is rotatable about the shaft of each of the plurality of louvers relative to the side plate. An angle defined between the bottom plate and the shaft of each of the plurality of louvers is substantially 45 degrees. | 10-03-2013 |
20140302770 | AIR-CONDITIONING VENT VANE SWITCHING STRUCTURE - An air-conditioning vent vane switching structure includes a vane switch installed between a connecting plate and a grating panel for driving a vane to rotate. The vane switch includes a push button slidably disposed on the grating panel, and a link rod coupled to the push button. An end of the link rod is rotatably coupled to the push button, and the other end of the link rod is fixed to the connecting plate. Compared with the prior art, the structure coupled to the push button and the link rod of the connecting plate is simply plugged into the corresponding hole to assemble the switching structure easily, so as to achieve the effects of simple assembling process, high production efficiency, simplified components and low production cost. The switching structure featuring a moderate operating force, a good hand feel, a labor-saving operation can meet the air-conditioning vent market requirements. | 10-09-2014 |
20160076786 | AIR CONDITIONING INDOOR UNIT - An air conditioning indoor unit includes a movable first air direction adjustment plate that changes an up and down direction of the outlet air, a second air direction adjustment plate disposed adjacent to the air outlet, and a control unit that controls postures of the first and second adjustment plates. The second adjustment plate has at least a front end portion housed in an indoor unit front portion outside a blowing path when housed. In a Coanda effect utilization mode the control unit controls the postures of the first and second adjustment plates such that the second adjustment plate is spaced apart from the indoor unit front portion and a height position of a rear end portion is lower than when operation is stopped, and the adjustment plates form a predetermined angle to change the outlet air to a Coanda air flow along an undersurface of the second adjustment plate. | 03-17-2016 |