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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7544123 | Air vent, in particular for a vehicle An air vent, in particular for a vehicle, includes an air outflow channel and several operating elements which regulate the outflow direction and the volume flow of an airflow and which are designed as sliding elements, a first sliding element (14) moving hor... | 06/09/2009 |
| 7162773 | Vent control knob for an automotive vehicle air vent The present invention provides a control knob assembly for a register that is used in a blower of an HVAC system of an automobile. The assembly includes a knob portion having an open side for receiving a vane of the register in snap fit engagement. The vane of the r... | 01/16/2007 |
| 6974378 | Ventilator A ventilator includes: a plurality of louvers arranged in parallel from one end to the other end of one direction at a supply opening formed in a case; shaft pins respectively formed on both ends at one ends of the louvers and inserted into a plurality of shaft hole... | 12/13/2005 |
| 6971440 | Heating or air-conditioning system for a motor vehicle The invention relates to a heating or air-conditioning system for a motor vehicle, by which individual zones of the vehicle interior can be supplied with separately temperature-controlled air. An improved heating or air-conditioning system, which requires just a sma... | 12/06/2005 |
| 6959653 | Fuel nozzle for a fossil fuel fired combustion arrangement A pivot mounting apparatus 210 is provided for pivotally mounting to one another the coal nozzle tip 212 and coal nozzle body 214 of a pulverized solid fuel nozzle 208 of a pulverized solid fuel-fired furnace 10. The pivot mounting... | 11/01/2005 |
| 6863603 | Air vent An air vent for ventilation installations in vehicles comprises a housing (10) which defines an air outlet channel (12), and a manual operating element (24) formed by a partial sphere to adjust direction and flow rate of air delivered by the ven... | 03/08/2005 |
| 6808451 | Air flow arrangement An air flow control arrangement is constructed with an air feed into an interior of a motor vehicle. Vertical and horizontal air guiding vanes are swivelably arranged in a housing, and controllable by way of an adjusting device. The housing can be fastened in an ope... | 10/26/2004 |
| 6780098 | Regulator for air outlet A regulator for regulating airflow through an air outlet includes a plurality of louver blades integrated with axis portions supported at bearing holes and interconnected through an interlocking member; a supporting plate with the bearing holes attached to an air ou... | 08/24/2004 |
| 6589110 | Air conditioner outlet vent device An air conditioner outlet vent device includes a housing having a blow-out hole at its front end; a plurality of fins which are supported in parallel in the blow-out hole and each of which is capable of pivoting about its axis, the axes being parallel to ... | 07/08/2003 |
| 6533655 | Air vent for ventilation systems An air escape for ventilation systems in vehicles comprises manual adjusting means for as outflow direction and for an outflow volume. The manual adjusting means have a single operating element that is movable in translation and in rotation about an axis,... | 03/18/2003 |
| 6497616 | Air conditioner outlet vent device In an air conditioner outlet vent device in which a plurality of second blades are arranged behind a plurality of first blades in a direction perpendicular to the direction in which the first blades are arranged. The second blades are linked to a common l... | 12/24/2002 |
| 6494780 | Louver with slidable face plate A louver with a slidable face plate may be used to direct fluid flowing through the louver in a desired direction (e.g. right or left) Vanes of the louver may include pinions that couple to rack gears of a housing and a face plate. Sliding the face plate ... | 12/17/2002 |
| 6340328 | Air current regulating nozzle arrangement for ventilating the interior of an automobile An air current regulating nozzle arrangement for ventilating the interior of an automobile includes an air duct with a base wall, a top wall, and two opposed side walls leading to an air discharge opening to the interior of the automobile and an array of ... | 01/22/2002 |
| 6338676 | Air conditioner Inside a blown-out air duct in the air conditioner through which conditioned air reaches a blowing-out port, there is provided a rectifying box having a air passage therein, for rectifying a flow of the conditioned air toward a predetermined flowing direc... | 01/15/2002 |
| 6244952 | Ventilation assembly for a passenger vehicle A ventilation assembly for installing in the dashboard of a motor vehicle has having a housing which has an air-inlet opening for fitting on an air-feed duct and also two air-outlet openings which are arranged one above the other in the installation posit... | 06/12/2001 |
| 6244954 | Air conditioner On opening and closing the louvers, provided at the air suction port in the front panel of the interior-side heat exchange unit, an arm is provided on the side of the rear surface of each of the louvers, and each of those arms is collectively driven by an... | 06/12/2001 |
| 6196018 | Air conditioner A motor 51 is attached on the bottom surface side of a motor base 52 with a pinion gear 54 and an output gear 55 housed in a gear housing portion 521 thereof, and an output shaft 553 of the output gear 55 is inserted through a side plate 25L of an air out... | 03/06/2001 |
| 6135879 | Vane arrangement for air conditioners A vane arrangement for air conditioners, comprising a frame (10), which is attachable to the front panel and which hinges each one of the first and second vanes (20, 30), each assembly of first and second vanes (20, 30) defining at least one group of vane... | 10/24/2000 |
| 6059654 | Discharge grill of an air conditioner A discharge grill of an air conditioner is capable of preventing the discharge port from being blocked by the rotation of horizontal blades. The discharge grill comprises a frame which is fixed into a discharge port of an air conditioner, a rightward/left... | 05/09/2000 |
| 6059021 | Horizontal air direction control vane arrangement of an air conditioner An air conditioner includes an air inlet, an air outlet, a heat exchanger disposed between the air inlet and air outlet, and an air direction control mechanism at the air outlet for regulating a direction of air discharge. The regulating mechanism include... | 05/09/2000 |
| 6059653 | Air outlet assembly having controllable effort generation An air outlet assembly includes a housing secured to a structure. A plurality of air directional fins, i.e., louvers or vanes, extend through the housing. The housing includes a plurality of receiving apertures. The receiving apertures receive bosses of t... | 05/09/2000 |
| 5971846 | Discharged air current control apparatus of air conditioner and method thereof An air conditioner includes a manual control panel for enabling a user to select from among a number of operating modes, including respective areas of a room to receive discharged air from the air conditioner. In accordance with the selected mode, there o... | 10/26/1999 |
| 5943872 | Air conditioner In an air conditioner, a supporting base having a plurality of bearing cylinder portions is attached to an outlet of a housing of the air conditioner. Each shaft of wind horizontally direction plates is located in the outlet of the housing and is disposed... | 08/31/1999 |
| 5888133 | Air conditioner In an air conditioner, at least one up-down wind direction board rotates in an up-down direction around almost horizontal rotation axis within an air outlet, and a plurality of lateral wind direction boards rotating laterally are provided around rotation ... | 03/30/1999 |
| 5873780 | Air conditioner In an air conditioner provided with at least one longitudinal louver rotating in a vertical direction with an almost horizontal rotation axis as the center and with a number of lateral louvers rotating in a lateral direction with a rotation axis line almo... | 02/23/1999 |
| 5850742 | Apparatus and method of controlling automatic door of air conditioner An air conditioner includes an inlet for receiving room air, a heat exchanger for heating or cooling the air, an outlet for discharging the heated or cooled air back into the room, a fan for circulating the air through the air conditioner, inlet and outle... | 12/22/1998 |
| 5820457 | Air nozzle An air nozzle has an air nozzle body and a lamella arrangement for directing the air flow exiting from the air nozzle. The lamella arrangement includes first lamellas connected to the air nozzle body so as to be pivotable about parallel-extending first pi... | 10/13/1998 |
| 5810660 | Operational control apparatus for an air conditioner and control method therefor An air conditioner includes an air inlet, an air outlet, and a heat exchanger disposed therebetween. Adjustable blades extend across the outlet for controlling the direction of travel of air through the outlet. A door is movable for opening and closing th... | 09/22/1998 |
| 5810661 | Method and apparatus for controlling the orientation of adjustable air flow direction blades of an air conditioner An air conditioner includes an air outlet for discharging temperature-conditioned air. Horizontal and vertical blades extend across the air outlet and are pivotably adjustable for controlling the up/down and right/left directions of air flow, respectively... | 09/22/1998 |
| 5797792 | Air-direction adjusting apparatus in air-conditioning equipment A mechanism for controlling the flow of air from an air-conditioning unit includes a row of guide vanes which are pivotally held by an outlet nozzle. The guide vanes are located at the lower end of an air course which has been formed within a body of the ... | 08/25/1998 |
| 5788570 | Wind direction control apparatus and method for an air conditioner An air conditioner includes an air inlet, an air outlet, and a heat exchanger. The air outlet has adjustable air direction control blades extending thereacross enabling a direction of discharged air to be set by a user. The blades are adjusted by a motor.... | 08/04/1998 |
| 5766070 | Air diffuser device The air diffuser device contains front horizontal deflecting fins (L1 to L5)! and rear vertical deflecting fins (L6 to L10)! capable of swinging relative to a nozzle housing (GH)!, said deflecting fins in each case being connected to each other via ... | 06/16/1998 |
| 5752877 | Popup A/C outlet An outlet nozzle assembly (10) includes a pivotal cover (20) which lies flush with the mounting structure (12) in the closed position and which pivots at one end (22) to be outwardly angled with respect to the mounting structure (12) in the open position ... | 05/19/1998 |
| 5741179 | Modular air outlet assembly and method of making same An outlet assembly (10) is assembled from different shaped end modules (14,16,18) and any number of standard intermediate modules (20). Depending on the desired shape and length of the assembly (10), two of the end modules (14,16,18) are selected with any... | 04/21/1998 |
| 5722883 | Outflow nozzle for a vehicle In order to be able to obtain in spite of individual adjustment possibilities for defined directions of air flow a uniform front design on the interior side that is not disturbed by different positions of deflecting fins or adjusting elements, deflecting ... | 03/03/1998 |
| 5709602 | Construction of air conditioning louver A construction of air conditioner louver having a louver body in which the air inflow side and the air blowout side communicate with one another, and a plurality of rotatable fins for regulating wind direction which are disposed at predetermined intervals... | 01/20/1998 |
| 5697403 | Denitrification system The object of the present invention is to provide a device to make flow uniform in a denitrification system, which can achieve a predetermined flow regulation effect with low pressure loss independently of the gas flow rate. According to the present inven... | 12/16/1997 |
| 5690550 | Diffuser outlet assembly The outlet assembly (10) includes a barrel housing (16) pivotally supported along a horizontal axis. The barrel housing (16) supports a control housing (28) fixedly therein. The control housing (28) pivotally supports a plurality of louvers (34) therein. ... | 11/25/1997 |
| 5658197 | Air flow direction control blade for an air conditioner and method for its installation An air conditioner includes a housing and a flow control blade mounted in an air discharge outlet of the housing. The blade is rotatable to various positions of adjustment about an axis defined by hinge pins of the blade mounted in hinge holes of the hous... | 08/19/1997 |
| 5626517 | Air vent control apparatus A flow of air from an air discharge passage has its direction of flow controlled by a series of louvers arranged to swing horizontally back and forth. Each louver has a hinge pin rotatably supported to form an axis of rotation. A connecting member interco... | 05/06/1997 |
