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Reward Candy Dispenser for Personal Computers
A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 8083823 | Air filtration device for liquid or semi-liquid product pump An air filtration device for the vent of a body of a pump used to fit a liquid or semi-liquid product distributor, the device including a filter membrane through which the product may be discharged from opening. The free edge of the membrane is connected to a suppor... | 12/27/2011 |
| 8016904 | Oil fill cap with air/oil separator An oil fill cap for an internal combustion engine replaces a standard cap and provides separation of air and oil in a separation zone within the cap body. The cap body defines a plurality of passages therethrough, including an upstream passage, and first and second ... | 09/13/2011 |
| 7850753 | Vent filter with membrane A filter (8) for venting an enclosure (1) containing an electrical apparatus (4), such as a lens or lighting unit of a motor vehicle, and exposed to moisture or atmospheric agents, includes a tubular body (20) with a through cavity or con... | 12/14/2010 |
| 7713320 | Evacuable bag having filter for reducing particulate contamination of vacuum valve An evacuable, reclosable bag including a receptacle having an interior volume and a mouth; a closure operable to open and close the mouth; a one-way valve penetrating a wall of the receptacle; and a filter attached to the same receptacle wall. The filter is arranged... | 05/11/2010 |
| 7678169 | Oil fill cap with air/oil separator An oil fill cap for an internal combustion engine replaces a standard cap and provides separation of air and oil in a separation zone within the cap body. The cap body defines a plurality of passages therethrough, including an upstream passage, and first and second ... | 03/16/2010 |
| 7572309 | Filter for venting enclosures, for example containing electrical equipment, such as vehicle lighting units, and exposed to moisture or atmospheric agents A filter for venting an enclosure (1) containing an electrical apparatus (4), such as a lens or lighting unit of a motor vehicle, and exposed to moisture or atmospheric agents, the filter including a tubular body (20) with a through cavity or co... | 08/11/2009 |
| 7566355 | Vent protector device for exhaust vents of buildings A device is described which may be fashioned to be installed over an existing unprotected intermittently acting vent pipe of a building, from which malodorous internal air from bathrooms, kitchens, areas where cigar or cigarette smoking ensues and the like, are expe... | 07/28/2009 |
| 7419534 | Cooler using filter with dehumidifying function A cooling apparatus is disclosed for cooling and dehumidifying the inside of a device such as an electronic device installed outdoors The cooling apparatus of the invention comprises a set of dehumidifying parts, each arranged at an open air intake side and an air e... | 09/02/2008 |
| 7396383 | Membrane-based reservoir dryer A device and method for preventing ingression of contaminants and moisture and for removing moisture from a fluid reservoir, the device comprising a fluid reservoir for supporting a fluid therein, a fluid reservoir opening for allowing an exchanging of air between a... | 07/08/2008 |
| 7396391 | Electronic control apparatus A venting aperture is formed in an upper wall of a casing, a gas-permeable membrane supporting body is mounted to the casing so as to communicate between the venting aperture and an external portion through a communicating aperture, and a gas-permeable membrane is d... | 07/08/2008 |
| 7387663 | Method and system for supplying high purity fluid A fluid purifying apparatus that includes a manifold that includes a first branch and a second branch, a first check valve coupled to the first branch of the manifold, and a purifier unit that includes a first end and a second end, wherein the first end is coupled t... | 06/17/2008 |
| 7371268 | Filter with thermal vent A compressed air filtering cartridge includes a housing and a filter in the housing, the filter having a thermal vent. In one embodiment the filter includes a wall portion having a first condition when below a predetermined temperature range in which the wall portio... | 05/13/2008 |
| 7357709 | Metal vent A metal vent having an aperture for the passage of a fluid, a porous membrane sealing the aperture, wherein the components of the vent are assembled by an interference fit. ... | 04/15/2008 |
| 7353827 | Mask, mask shell and seal with improved mounting, mask seal, method of mask manufacture and mask with reduced exhalation noise Mask seal having an embedded mounting member for engaging a mounting member on a mask shell to mount the seal and shell together. Headstrap retention bracket having an indentation for wedgedly engaging a mask shell cylinder to removably mount headstraps to the shell... | 04/08/2008 |
| 7344578 | Breather valve device for the container for an electronic control unit A breather valve device for a container for an electronic control unit, includes a support structure including, a substantially planar wall having first and second surfaces intended to face outwardly and inwardly of the container respectively, and in which is formed... | 03/18/2008 |
| 7335189 | Automatic self cleaning bladder relief with battery pad system This invention is an automatic or semi-automatic bladder relief system which increases sanitation and comfort for users requiring a means to dispose of urine in the absence of sanitary facilities, such as aircraft pilots and incontinent individuals. This invention i... | 02/26/2008 |
| 7334662 | Equipment enclosure acoustical door with low impedance distributed air flow An acoustic door for an equipment enclosure, such as a rack mount cabinet, also provides a low impedance air flow uniformly delivered across the cabinet opening. A pair of metal panels, with acoustic foam along the rear surfaces, extend angularly outward and toward ... | 02/26/2008 |
| 7323024 | Vessel with filter and method of use Chemical processing apparatuses which incorporate a process vessel, such as a crucible or retort, and which include a gas separation or filtration system. Various embodiments incorporate such features as loose filtration material, semi-rigid filtration material, and... | 01/29/2008 |
| 7309367 | Oil separator An oil separator for separating entrained oil from a gas stream, the separator being arranged on a housing wall which divides a housing interior from a housing exterior. A support tube, which is arranged inside an outer casing and carries a filter element on its out... | 12/18/2007 |
| 7310227 | Electronic apparatus According to one embodiment, an electronic apparatus includes: a casing having a bottom portion; a circuit board housed in the casing, the circuit board having first and second areas; a heating element mounted on the first area of the circuit board; an elastically-d... | 12/18/2007 |
| 7309308 | Centrifugal oil separator in an internal combustion engine In a centrifugal oil separator in an internal combustion engine including a centrifuge housing which is placed in a rotationally fixed manner onto a rotating centrifuge shaft, the centrifuge housing is manufactured from plastic and a metal bushing is integrated into... | 12/18/2007 |
| 7294160 | Air cleaner The present invention comprises concerns a novel air cleaner having an inner mesh barrier. This inner mesh barrier has a plurality of openings, and is generally cylindrical, having an inner mesh barrier liner surface, and an inner mesh barrier outer surface. Further... | 11/13/2007 |
| 7291191 | Fuel cell cartridge filters and pressure relief Described herein is a portable storage device that stores a hydrogen fuel source. The storage device includes a bladder that contains the hydrogen fuel source and conforms to the volume of the hydrogen fuel source. A housing provides mechanical protection for the bl... | 11/06/2007 |
| 7261755 | Heat-resistant filter layer, filter body, and process for producing the filter layer and the filter body Within the framework of the purification of exhaust gases of mobile internal combustion engines, filter materials are subjected to particularly high thermal and dynamic conditions. As a result, it is advantageous to use filter materials together in a stable and dura... | 08/28/2007 |
| 7258712 | Smoke evacuation system A smoke evacuating system for use during surgical procedures, particularly minimally invasive procedures involving the use of a laser or cautery at a surgical site having an associated higher than ambient pressure, wherein the system includes a filter with a site si... | 08/21/2007 |
| 7255354 | Gas-permeable plug and method for manufacturing the same A gas-permeable plug is adapted to be inserted in an insertion hole formed through a part of a casing in an inward-outward direction. The gas-permeable plug has a plug body and a permeable sheet including therein countless minute permeable pores. The plug body is in... | 08/14/2007 |
| 7217314 | Venting system for minimizing condensation in a lighting assembly In one aspect, the invention is a lighting assembly comprising a housing defining an internal space within the housing, and an ambient space surrounding the housing, a light source within the internal space; a high capacity desiccant within the internal space, the h... | 05/15/2007 |
| 7211123 | Apparatus for venting a transmission Device for the ventilation of a transmission case (11) that is normally intended to hold liquid lubricant for transmission components and includes a residual internal volume of air inside the transmission case that is connected to the atmospheric pressure by ... | 05/01/2007 |
| 7201651 | Louver heat vent for chassis of computer A louver heat vent for a chassis of a computer, which is mounted in an opening of the chassis, has two shafts and multiple slats. The shafts each have a channel, into which fasteners of the slats can be inserted. The slats are stacked to conceal and shield the inter... | 04/10/2007 |
| 7166024 | Ventilation member and vented housing using the same A ventilation member having: a breathable film transmitting gas passing through an opening portion of a housing in a state in which the breathable film is fixed to the opening portion; and a support including a supporting portion for supporting the breathable film a... | 01/23/2007 |
| 7159606 | Reservoir for a lubricant pump The invention relates to a storage reservoir for receiving grease or a like lubricant for a lubricant pump with a, for example, cylindrical side wall and a cover wall closing off a reservoir interior space at a top of the side wall. A pressure compensation device is... | 01/09/2007 |
| 7156890 | Hubcap filter A hubcap breather assembly is provided for a hubcap housing lubricated wheel bearings in an automotive vehicle. The breather assembly includes a resilient, annular collar that fits into an access opening in a hubcap end wall, a filter cartridge cup, and a filter car... | 01/02/2007 |
| 7141043 | Automatic self cleaning bladder relief and hydration system This invention relates to an automatic or semi-automatic bladder relief and hydration system, designed to increase sanitation and comfort for users that require disposal of urine and hydration in the absence of sanitary facilities or potable fluids. This invention i... | 11/28/2006 |
| 7135012 | Automatic self cleaning bladder relief system This invention relates to an automatic or semi-automatic bladder relief system, specifically designed to increase the overall sanitation and comfort for users requiring a means to dispose of urine in the absence of sanitary facilities in situations such as aircraft ... | 11/14/2006 |
| 7131964 | Automatic self cleaning bladder relief system and failsafe This invention is an automatic or semi-automatic bladder relief system for users that require disposal of urine in the absence of sanitary facilities, like aircraft pilots and incontinent individuals. It incorporates an inflatable urine collector deflatable after us... | 11/07/2006 |
| 7128772 | Filter assembly, process for producing the filter assembly and filter body having the filter assembly A filter assembly through which a fluid can flow and a method for the production thereof are provided. The filter assembly includes at least one covering layer made of an at least partially porous material with at least one boundary region and includes at least one ... | 10/31/2006 |
| 7122065 | Adapter for low volume air sampler An adapter for use with a low volume PUF sampler is described. The adapter is affixed over the open end of a PUF (polyurethane foam) sample cartridge. Sample tubing is affixed to an aperture in the adapter, and the free end of the sample tubing is then positioned at... | 10/17/2006 |
| 7097682 | Ventilation filter medium for container, and container and container cap equipped with ventilation filter medium The present invention provides a culture container and a cap for a container having a ventilation filter medium or a medium similar thereto that can exchange carbon dioxide gas in the culture container with atmospheric air, and prevent the contamination of sterilize... | 08/29/2006 |
| 7094268 | System and method for removing pollutants from a roadway Systems and methods for removing hydrocarbons and other pollutants from roadway surfaces are provided. The systems can include a pollution trap attached to a vehicle, where the pollution trap comprises an absorbent pad, filter, or membrane. The pollution trap is aff... | 08/22/2006 |
| 7083660 | Casing member and method for manufacturing the same A connector casing E required to have a sealing property includes a cover 2. The cover 2 has a cover main body 10 provided with a large vent hole H0 passing through the connector casing E in an inward and outward direction and having ... | 08/01/2006 |
