Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 7857877 | Air filter and service line enclosure for a refrigerator An assembly for installation in a refrigerator provides an enclosure for conducting service lines therethrough and an air filter unit mounted to the enclosure. The air filter unit includes an air filter housing that contains an air filter and includes openings for t... | 12/28/2010 |
| 7335240 | Air filter unit and service line enclosure for a refrigerator An assembly for installation in a refrigerator provides comprises an enclosure for conducting service lines therethrough and an air filter unit mounted to the enclosure. The air filter unit includes an air filter housing that contains an air filter and includes open... | 02/26/2008 |
| 7300485 | Cooling fan for electronic devices An apparatus includes a rigid housing having a plurality of sides removably engaged with the electronic device and a plurality of passageways for effectively channeling air through first and second directions. The apparatus further includes at least one rotary fan m... | 11/27/2007 |
| 7163567 | Air cleaner Air cleaner including a body forming an exterior, having an first inlet and a second inlet for drawing room air, and an outlet for discharging air having dust or odor removed therefrom, at least more than one dust collecting filters at the first inlet inside of the ... | 01/16/2007 |
| 6949131 | Ventilator or ventilating apparatus with thermal exchanger and air filter A compact ventilator with high efficiency thermal exchanger and a conveniently exchangeable air filter. The conveniently exchangeable filter enables a ventilator with thermal exchanger to be easily and regularly maintained and serviced, thereby enhancing its practic... | 09/27/2005 |
| 6926762 | Air cleaning apparatus An air cleaning apparatus includes an air cleaning unit at its upper and lower portions thereof which are independently operated to effectively and uniformly clean room air in a short period of time. The air cleaning apparatus includes a cabinet provided with first ... | 08/09/2005 |
| 6818035 | Window biological and chemical contamination filter Disclosed herein is a window mounted biological and chemical contamination filter system consisting of a window mounted fan system connected to one or more standard biological and chemical gas mask cartridges affixed to the portion of the window unit extending out t... | 11/16/2004 |
| 5814116 | Arrangement for generating a purified, low-turbulence air flow for supplying local clean rooms An arrangement for generating a purified, low-turbulence air flow for supplying local clean rooms is aimed to reduce the constructional depth of an air processing installation and, in addition, to extensively prevent the transmission of vibrations from th... | 09/29/1998 |
| 5525106 | Load storing equipment with cleaning device A plurality of shelves (14) having an storage space (13) are provided in the vertical direction, each of which is open in a front face and closed on the side of a back face with a space (16) by a cover (11), a clean air supply unit (20) comprising a fan (... | 06/11/1996 |
| 5443625 | Air filtering fixture The air filtering fixture is for suspension from the ceiling of a room to filter out unwanted tobacco smoke. The fixture has a housing formed of peripheral walls defining a generally vertical air path. The housing has an upper compartment portion and a lo... | 08/22/1995 |
| 5053065 | Low-profile blower and filter apparatus for supplying clean air Low profile blower and filter apparatus for supplying clean air to selected environments is configured wherein a relatively low powered blower unit employing a backward curved impeller is utilized for a selected unit of volume. The number of blower units ... | 10/01/1991 |
| 4906259 | Prefilter for vacuum cleaners A pre-filter apparatus for use in conjunction with a vacuum cleaner, and which is used to pre-filter the dirt and dust-filled air by a method of negative pressure filtration in order to substantially reduce the volume of air suspending the same amount of ... | 03/06/1990 |
| 4737173 | Room air treatment system A room air treatment system in which air is drawn through a large particle prefilter, a first carbon filter, a second dual honeycomb matrix carbon filter in which the honeycomb cells in adjacent matrices are offset relative to one another, a blower mounte... | 04/12/1988 |
| 4711649 | Air filter and method An air filter and method are presented whereby contaminants such as cotton dust are reduced to an acceptable level in textile mills or the like. The air filter employs an advanceable medium which passes over a drum and the used medium is wound onto a take... | 12/08/1987 |
| 4666478 | Scrubber apparatus for purifying foul air produced during an embalming, an autopsy or the like An air scrubber apparatus which purifies foul air produced during an embalming, an autopsy or the like carried out on a work table disposed in a room. This scrubber apparatus comprises a housing positioned above the work table and defining a central compa... | 05/19/1987 |
| 4650578 | Centrifuging mixture separator A separator for separating a mixture of a vapor (or as gas, or a liquid) and of a liquid (or a solid) by centrifuging the mixture inside a chamber (2) which encloses at least one cell constituted by: a central core (120); at least one circulation tube (10... | 03/17/1987 |
| 4625633 | Ventilated core unit for service connections A central core unit for ventilating and providing utility connections to peripheral workspaces disposed adjacent at least one electrical terminal, includes a cabinet having walls for enclosing the electrical terminal, a workspace fan mounted in a side wal... | 12/02/1986 |
| 4591368 | Built-in vacuum system A built-in vacuum system which has improved vacuum drawing capability, an improved filtering system, and an improved vacuum hook-up arrangement. The built-in vacuum apparatus comprises in combination: (a) a container having therein at least one vacuum inl... | 05/27/1986 |
| 4553992 | Scrubber apparatus for purifying foul air produced during an embalming, an autopsy or the like An air scrubber apparatus which purifies foul air produced during an embalming or an autopsy carried out on a work table disposed in a room. The scrubber apparatus comprises a housing positioned above the work table, this housing having a first and a seco... | 11/19/1985 |
| 4526592 | Air circulator and air filtration device An air circulator and air filtration device for a room or other enclosed space supported in the corner thereof intermediate the floor and ceiling and including an upwardly opening top air inlet and a downwardly opening bottom air inlet with each inlet inc... | 07/02/1985 |
| 4514198 | Apparatus for pressurization and filtration of contaminated air This invention describes apparatus for pressurization and filtration of contaminated air for a vehicle or mobile dwelling capable of containing several persons, especially if the contamination is of nuclear, biological and chemical origin. The apparatus c... | 04/30/1985 |
| 4455814 | Seed harvester A seed harvester is provided for harvesting seeds from a standing crop without cutting the crop. The harvester is particularly designed for harvesting grass seed. The harvester includes a header assembly for stripping from the crop, and a seed separator f... | 06/26/1984 |
| 4427427 | Vertical laminar flow filter module A module for providing a work area in which one or several people can perform tasks requiring ultra-high efficiency air filtration. The work area is bounded above by a filter module through which a vertical laminar flow of air occurs from one or more HEPA... | 01/24/1984 |
| 4378980 | Gas borne particle filtering apparatus A gas borne particle filtering apparatus having a filter medium (13) with inlet and outlet openings (11, 12) in a staggered sawtooth cross-sectional configuration (140, 141) in a casing (10) for the filter medium positioned such that the gas passes along ... | 04/05/1983 |
| 4362540 | Apparatus for removing dust particles from an air stream The apparatus for removing dust particles from an air stream, particularly for ventilating mines, comprises a centrifugal separator (3), which rotates in a housing (1), a blower (4), and a device (6, 7) for spraying or atomizing water and for delivering i... | 12/07/1982 |
| 4361427 | Air freshener There is provided an air filtration apparatus which includes a housing and an internal vertical partition substantially centrally within the housing. The partition divides the housing into two chambers, and an electrical motor is mounted on the partition ... | 11/30/1982 |
| 4351476 | Air filtering system and method of operation An air filtering unit for blowing only filtered air into a room of a building having a central air conditioning air duct outlet therein, includes an electric blower unit having an air inlet and an air outlet. An air guide system conducts all air flowing t... | 09/28/1982 |
| 4292052 | Air pollution control device and method An apparatus and method for controlling the quality of the air in a specific environment including a base portion having a plurality of air purification means. The base provides support for an upwardly extending central tower having a plurality of air inl... | 09/29/1981 |
| 4286975 | Chimney heat exchanger A heat exchanger for installation on the top of a chimney of a building includes a housing having a lower end receiving the top of the chimney and an upper end with openings permitting the escape of effluent from the chimney and a heat exchanger assembly ... | 09/01/1981 |
| 4253857 | Apparatus for separating an entrained solid from a gas In paper-making operations and the like, fibers of wood are frequently transported through piping as an entrainment in steam. An apparatus is disclosed for separating such entrainment and removing the fibers at one station and the steam at another station... | 03/03/1981 |
| 4252547 | Gas cleaning unit A portable gas cleaning unit having a box-shaped housing supporting filters operable to remove particulates, pollens, odors, and smoke from a gas, as air. A motor driven fan located within the housing moves gas through the filters and discharges cleaned g... | 02/24/1981 |
| 4244712 | Cleansing system using treated recirculating air The system comprises a portable housing having air entrance and air exit openings. A motor connected to a timer operates blowers in the housing to draw air into the entrance openings and through the housing out the exit openings. The housing incorporates ... | 01/13/1981 |
| 4233706 | Apparatus for cleaning of large scale textile coverings, especially carpets and wall to wall carpeting An improvement is disclosed in an apparatus of the type employed for cleaning textile coverings, especially rugs and carpeting where the apparatus is provided with at least one spray jet connected to a supply of cleaning fluid and a suction jet is connect... | 11/18/1980 |
| 4172710 | Vacuum cleaner A vacuum cleaner comprising a first whirl chamber for receiving dust-laden air and separating heavy and light dust particles therefrom, a second whirl chamber communicating at its inlet end with said first whirl chamber for receiving air therefrom and con... | 10/30/1979 |
| 4148620 | Device including opposed fan pairs precipitating chlorine-containing compounds from waste gases A device for recovery of chlorine-containing compounds from waste gases having a chamber for passage of waste gases, including an inlet and outlet pipes and fans arranged in pairs inside the chamber along the gas flow, one opposite another, their blades b... | 04/10/1979 |
| 4108620 | Device for the separation of gaseous mixtures into components of different molecular mass A device for the separation of gaseous mixtures into components of differing molecular mass. The device is designed according to the principle underlying a turbine or a turbomolecular pump. The device has a rotor that is equipped with discs made of magnet... | 08/22/1978 |
| 4044474 | Animal dryer A blower system to dry dogs or other animals, and designed to give a more forceful volume of air making it possible to separate and fluff the hair. One, two or three motors are available to draw air through a filter system, heat the air, and eject the air... | 08/30/1977 |
| 4042355 | Pollution control device A smog control device for use particularly on automobiles and comprising an enclosure connectable to the automotive exhaust system and having a passageway therein defined principally by baffles, and a pair of different sized vaned rotors coaxially mounted... | 08/16/1977 |
| 4021212 | A/C fan and filter assembly A filter mounting assembly for a dual fan airflow system for an air conditioner or the like comprises a pair of spaced-apart fan housings having axially aligned circular inlet openings and a pair of elongated, annular filter elements disposed between the ... | 05/03/1977 |
| 4006511 | Sweeper with recirculation hood and independent filter system A mobile street sweeper employs a pickup hood through which air is circulated to entrain and pick up debris. The air circulation system includes a main blower and a smaller, auxiliary blower. The main blower inlet is connected to the debris hopper of the ... | 02/08/1977 |
