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...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!

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Class 454/157 - Liquid contact


Subclass of Class 454 - Ventilation
Definition: Subject matter comprising means for the air to be directly
No. of patents: 48
Last issue date: 04/10/2007


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NumberTitleIssue Date
7201741Device and method for dosing substances
The invention relates to a device for dosing substances to be dispensed, in particular medicinal liquids, in particular for an injection, the device including a setting device for setting the amount of the substance to be dispensed, a signal receiving device for det...
04/10/2007
7188485Device for conditioning air by means of spraying at least one liquid product
A device is provided for conditioning air by controllably delivering liquid products in a room, a mall, a hospital, a factory, a cinema, an office, a theatre or any similar building, facility. The device includes at least a motor driven electromechanical liquid spra...
03/13/2007
7127158Water sprayer and heater assembly for windshield wiper
A water sprayer and heater assembly for windshield wiper is disclosed to include a controller; a water container connected between a water supply pipe and a water spray tube at the windshield wiper, a water pressure switch electrically connected to the controller an...
10/24/2006
7097555Ventilator particularly for motor vehicles
According to the invention, the body (2) of the ventilator (1) defines at least one housing (5) behind the front face (12) of the ventilator (1), said housing communicating with the vent (1) tube (10) by means of one ...
08/29/2006
7047666Clothes dryer and method for utilizing an ultrasound atomizer
A clothes dryer includes at least one clothes drum for receiving textiles and at least one ultrasound atomizer disposed in the dryer for generating an aerosol from a liquid. The invention further relates to a method for introducing an aerosol into the clothes drum o...
05/23/2006
7013656Vehicle ventilation and deodorization system
A ventilation and deodorization system includes a door lock switching unit for performing a locking and an unlocking of a vehicle door, an air conditioner which introduces outside air of a passenger compartment of the vehicle and blows the introduced outside air int...
03/21/2006
6991532Method and apparatus for decontamination for automotive HVAC systems
A method and apparatus for passenger vehicles, including light and heavy truck, heating, ventilation and air conditioning systems, particularly HVAC systems, using oxidants to reduce contaminants and increase passenger comfort levels in such vehicles. ...
01/31/2006
6976637Perfuming device provided with drop-collector, for vehicles
It is the matter of a perfuming device for vehicles to be put, through a suitable fork, on the tabs of the air grille. To always maintain the perpendicularity, the fork can take, by rotating on itself, eight different positions. The bottle of the perfumed ess...
12/20/2005
6843965Air freshener sports figure fan for air vents
A sports figure shaped fan for ventilation grills comprising a caricature formed in the shape of a sports figure. The fan is attached to a ventilation grill and the arms are extended and rotate when subjected to a back draft from the air flow of the ventilation syst...
01/18/2005
6787104Detection and treatment of chemical weapons and/or biological pathogens
A system for detection and treatment of chemical weapons and/or biological pathogens uses a detector system, an electrostatic precipitator or scrubber, a circulation system, and a control. The precipitator or scrubber is activated in response to a signal from the de...
09/07/2004
6769979Automotive air cleaning system
An air cleaning system comprising an air cleaner provided on a vehicle and a device which can keep the air cleaner in operation while a vehicle is parked, whereby the quality of air inside a passenger compartment of the vehicle can be improved while the vehicle is p...
08/03/2004
6764656Air freshener sports figure fan for air vents
A sports figure shaped fan for ventilation grills comprising a caricature formed in the shape of a sports figure. The sports figure shaped fan is attached to a ventilation grill and the arms are extended and rotate when subjected to a back draft from the air flow of...
07/20/2004
6595499Evaporating unit for an air acclimatizer
An evaporating unit whose cabinet incorporates an external hot air intake for its acclimatization is disclosed. The external air intake is located in the base of the cabinet and has grids arranged around the three sides of the base, that is to say a grid ...
07/22/2003
6511049Air cooler for inclined roof-tops
A cooling unit includes a housing (1) with an evaporating unit (7) installed on the inclined roof of a cabin and an external water reservoir (29) with a rising pump (31) installed lower down, between the cabin and the rear part of a truck. The return hose...
01/28/2003
6494778Aroma dispensing unit in a HVAC system of an automobile
The present invention provides for an aroma-dispersing unit in the HVAC system of an automobile. The aroma-dispersing unit includes a passageway and an aroma cartridge housed in an aroma cartridge housing. The passageway includes a first portion, a low-pr...
12/17/2002
6418734Air conditioning cleaning apparatus, kits & methods
Disclosed are apparatus, kits and methods for cleaning an air conditioning unit having an air conduit defined by at least one wall with a hole therein the allows a cleaner to be introduced between a fan and a heat exchanger of the unit positioned along th...
07/16/2002
6375849Integrated environmental control system and humidification system
In an aircraft, tap water is filtered, vaporized and injected into a trim line of an environmental control system. Filtering is performed by a reverse osmosis filter. Hot, humidified air leaving the trim line is supplied to a cabin of the aircraft....
04/23/2002
6264548Dispensing system and method
A dispensing system for dispensing a deodorizing, disinfecting or freshening substance is mounted in the heating and air conditioning ductwork of a vehicle, and includes an electronic controller that controls the operation of the system. The substance dis...
07/24/2001
6233963Air conditioning cleaning apparatus, kits and methods
Disclosed are apparatus, kits and methods for cleaning an air conditioning unit having an air conduit defined by at least one wall with a hole therein the allows a cleaner to be introduced between a fan and a heat exchanger of the unit positioned along th...
05/22/2001
6102660Miniature fan for air freshener
A miniature fan for air freshener includes a freely rotatable fan seat, a bearing mounted at the center of the fan seat, a holder at the bottom of the fan seat, a container within the fan seat, a top cap mounted on the top of the container, a fastening nu...
08/15/2000
6099404Process and apparatus for the humidification of air in an aircraft cabin
A process and apparatus for humidification of air in a cabin (4) of an aircraft, wherein a secondary flow of warm air is taken from a primary warm air flow that originates in a turbomachine of the aircraft. This secondary warm air flow is introduced into ...
08/08/2000
6048265Aerosol dispenser for use in vehicles
A method for the removal or elimination of unwanted odors in the passenger compartment or air circulation system of an automobile. Which employs an aerosol dispensing unit that releases substantially all of its load of an aerosol composition in a single u...
04/11/2000
5882256Fragrance dispenser
A fragrance dispenser including a fragrance container for housing a predetermined amount of liquid fragrance. A dispensing mechanism is included for dispensing the fragrance upon the receipt of power. Also provided is a manual actuation switch for allowin...
03/16/1999
5833929Automatic air freshener and deodorizer
A new automatic air freshener and deoderizer for releasing a scent into an interior of a vehicle. The inventive device includes a pump disposed within a housing. The housing is positioned within a trunk of a vehicle. The pump has wiring extending outwardl...
11/10/1998
5762549Deodorizing object attachable to a vehicular automobile ventilator
A deodorizing object is made up of two parts, first, a flat case containing an absorbent material impregnated with a perfumed substance and pierced by holes permitting the diffusion of perfume, and second, a block projecting from the rear face of the case...
06/09/1998
5704832Air conditioner control assembly
An air conditioning vent cover assembly to be disposed over an outlet vent of an air conditioner duct, and including a frame structured for secure, fitted engagement over the outlet vent. The frame itself includes an exterior face having a plurality of op...
01/06/1998
5529536Evaporative cooling/humidifing of a motor vehicle's interior air, utilizing the vehicle's as designed powered ventalation system
A device for evaporatively cooling the passenger interior of a motor vehicle, utilizing the vehicle ventiliation ducting and blower. An electrical pump provides water from a vehicle-mounted reservoir to a spray nozzle mounted to discharge into ventilating...
06/25/1996
5524848Humidification process and apparatus
In the preferred mode, an apparatus is disclosed to carry out a vehicular humidification process which includes the steps of bubbling pressurized hot air (17)(e.g., trim air) upwardly through a plurality of tubes (34) submerged in a body of water, evapora...
06/11/1996
5297988Fragrance supplying apparatus for vehicle
A fragrance supplying apparatus for a vehicle for supplying an interior of an air-conditioning duct of the vehicle with a fragrance or deodrant so that the fragrance or deodrant is carried by a flow of air from a blower of the air-conditioning system into...
03/29/1994
5277655Ventilating apparatus for farm equipment used in the fumigation of crop fields
Ventilating apparatus for farm equipment used in the fumigation of crop fields including the provision of a ducted blower unit disposed directly above the head of a fumigation equipment operator so as to cause a continual downward flow of air over the ope...
01/11/1994
5269723Vehicle air freshener
A vehicle air freshener is quickly and easily installable and removable from an outlet grille of the vehicle ventilating system. The air freshener includes a tube filled with a fragrance saturated absorbent material. The tube has a sufficiently small diam...
12/14/1993
5165600Ventilation system for the cab of a tractor used in a spraying system
A method of and an apparatus for ventilating the cab of a tractor used for dispensing a plant-protective agent onto a plant site. A wet scrubber upstream of the cab in the ventilation system is continuously fed with fresh water while the continuously scru...
11/24/1992
5079934Evaporative cooler
The cooler apparatus includes evaporative elements which are liquid absorbent plates formed of compressed fibers defining capillary channels and pores, for drawing up water within the plates and evaporating the liquid from the surface of the plates, with ...
01/14/1992
5078046Air treatment apparatus and method
An air treatment system for a vehicle or other habitable structure. The apparatus includes a supply of treating fluid, a pump and spray nozzle arrangement, and a control system. The spray nozzle discharges the treating liquid in an atomized condition with...
01/07/1992
4953831Evaporative air cooler
A highly efficient evaporative cooler having high cooling capacity in relation to its size, wherein the incoming air is directed to flow along an evaporative pad, rather than directly therethrough, resulting in highly efficient temperature reduction of th...
09/04/1990
4913034Air handling system with deodorizer injection
The air handling duct structure of an automotive vehicle having inlet and outlet ends and liquid heat exchange structure serially disposed within the duct structure intermediate the ends as well as blower structure serially disposed in the duct structure ...
04/03/1990
4867045Vehicle deodorizer
Vehicle deodorizer system having a venting system which directs outside air into the cab of the vehicle, a reservoir of deodorizing fluid, an atomizing nozzle for directing a fine spray of fluid just outside of the venting system, and means for pumping de...
09/19/1989
4840773Deodorant dispenser
A liquid scent deodorant dispenser which has a structural body (20) defining a fill cavity (22) in which a threaded stem closure (24) is rotatably positioned. A fill chamber (30) is in communication with the cavity, as well as a dispensing reservoir (34) ...
06/20/1989
4813344Deodorizer container
The bottom and cooperating cover of a deodorizer container are of a size and configuration particularly adapting same for deployment between the louvres of an air moving device such as the ducts of an auto air conditioner. The container bottom stores a de...
03/21/1989
4805520Vehicle deodorizer
Vehicle deodorizer system having a venting system which directs outside air into the cab of the vehicle, a reservoir of deodorizing fluid, an atomizing nozzle for directing a fine spray of fluid just outside of the venting system, and means for pumping de...
02/21/1989
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