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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 |
| 7313829 | Sealing device for body suit and sealing method using hydrogels A sealing device for a body suit and a sealing method utilize a reactive seal that incorporates a swelling polymer activated upon contact with a fluid medium, such as water. The reactive seal can be embodied in a neck seal, wrist seal, or ankle seal of the body suit... | 01/01/2008 |
| 7287528 | Cushion inside a cushion patient interface A patient interface device including a cushion assembly having a cushion-in-a-cushion arrangement and a system for supplying a flow of gas to a patient using such an interface device. The patient interface includes a mask shell having a patient side and an outer sid... | 10/30/2007 |
| 7255107 | Nasal mask assembly for nasal delivery A nasal mask assembly is configured to provide a direct flow of a fluid, e.g., breathable air, oxygen or anesthesia, directly into the patient's nasal cavity by combining the nasal prongs of a nasal cannula with a nasal cup. The nasal cup is made of clear plastic an... | 08/14/2007 |
| 7210481 | Nose mask A nasal mask (301) includes a shell (308) forming a chamber (390) having an inlet (332) and at least one outlet and a seal (302). The seal (302) is disposed proximate the outlet for contacting and sealing with external skin ... | 05/01/2007 |
| 7207334 | Respiratory mask assembly A respiratory mask assembly for delivering breathable gas to a patient includes a mask frame having a first cooperating interlocking structure. A cushion clip having a second cooperating interlocking structure is selectively detachable to the mask frame. The first a... | 04/24/2007 |
| 7188946 | Eyewear Novel eyewear are disclosed which comprise a lens and a sealing frame. The lens is adapted to cover at least one of a user's eyes. The frame has an adhesive side and is disposed adjacent the perimeter of the lens. A first portion of the adhesive side is disposed at ... | 03/13/2007 |
| 7152602 | Mask apparatus A face mask comprises a sealing collar (1) extending around the mouth with a shelf (4) extending under the nose supporting a gel insert (7) that makes sealing contact between the nostrils and a passage (6) through the shelf. A curved, rig... | 12/26/2006 |
| 7107990 | Portable face protector for protecting human being from poisonous gas and securing visibility Disclosed is a portable face protector for protecting a human being from poisonous gas and securing visibility, which can be used in an emergency such as a fire, etc. The face protector comprises a visibility securing member having a transparent window, for tightly ... | 09/19/2006 |
| 7086400 | Mask A mask comprising a mask main body and a face seal, wherein the outer periphery part of the main body and the outer periphery part of the face seal are adhered, said face seal is composed of a sheet prepared by laminating soft resin such as polyurethane resin on one... | 08/08/2006 |
| 7077140 | Face mask and method A method for preventing a spread of diseases, promoting better breathing, improving comfort and reducing fatigue. The method utilizes a face mask and a noseform of the type disclosed in U.S. Pat. No. 5,976,173, which is incorporated herein by reference, In a first e... | 07/18/2006 |
| 7069933 | Breathing mask and mask cushion therefor A full-face cushion (30B) comprises a substantially triangularly shaped frame (32) from which extends a membrane (34). The frame (32) has a scalloped edge (36) by which the cushion (30B) is affixed to a mask body (46)... | 07/04/2006 |
| 7063085 | Gas delivery and monitoring system The present invention provides a system for a gas delivery and monitoring system for delivering a gas product to a patient and receiving a gas product exhaled from a patient. In an embodiment, the gas delivery and monitoring system includes a head support made of re... | 06/20/2006 |
| 7017577 | Face mask with seal and neutralizer A sealed face mask. The face mask may be a common paper face mask or a more technically complex gas mask. The face mask includes a periphery. The periphery includes a seal that surrounds the nostrils and the mouth and that sticks to the skin of the face. The adhesiv... | 03/28/2006 |
| 7007696 | Mask cushion and method of using same A nasal CPAP treatment apparatus is disclosed with a flow generator coupled to a nasal mask. The mask has a nasal cushion forming a nose-receiving cavity. The cushion has a triangularly-shaped frame of resilient material with a mask engaging portion connected by a s... | 03/07/2006 |
| 7007690 | Advanced chemical/biological crew mask An improved crew mask for protection of a user against chemical and biological hazards is provided. The novel crew mask includes the following features: a facepiece that includes a hybrid face seal with both intern and flat seals, and at least one transparent lens p... | 03/07/2006 |
| 7000614 | Breathing mask arrangement and a forehead support device for same A breathing mask arranged for feeding a respiratory gas to a patient includes a forehead support device, an arch body, a sealing lip means for bearing against the surface of the patient's face, a respiratory gas conduit means for feeding respiratory gas to a mask in... | 02/21/2006 |
| 6955650 | Metabolic calorimeter employing respiratory gas analysis An indirect calorimeter for measuring the metabolic rate of a subject includes a respiratory connector configured to be supported in contact with the subject so as to pass inhaled and exhaled gases as the subject breathes, a flow pathway, and a hygiene barrier posit... | 10/18/2005 |
| 6948499 | Easy gripping face mask A cup-shaped face mask sized to fit over the nose and mouth of a wearer is disclosed. The face mask includes an inside surface, an outside surface, and a tab disposed on and extending outwardly from the outside surface, where the tab is adapted for gripping. ... | 09/27/2005 |
| 6945249 | Easy gripping face mask A face mask is disclosed. The face mask includes an inside surface, an outside surface having at least one edge, and at least one loop having a first end and a second end attached to the outside surface, where the loop is less than about 80 millimeters in length. | 09/20/2005 |
| 6860263 | Band nasal dilator A banded nasal dilator is described. In a typical embodiment, the banded nasal dilator includes an elongated band that can wrap around the back of a user's head. Each end of the band includes a face pad having an adhesive portion that is adapted to connect to the us... | 03/01/2005 |
| 6851429 | Face masks A face mask is provided in two parts. One part is an adhesive ring that is secured around the nose and mouth of the user. The other part is a transparent canopy with a gas port that is a removable clip fit with the ring. When ventilation is not required, the canopy ... | 02/08/2005 |
| 6763832 | Device and method for the administration of oxygen A nasal cannula is provided having a first and second nasal plug connected to a gas supply such as oxygen. A holder frictionally engages each nasal plug and a connector connects the two holders. The plugs are movable along the length of the connector to allow adjust... | 07/20/2004 |
| 6743858 | Sterilized cyanoacrylate solutions containing thickeners A method of making a sterile adhesive composition includes placing a mixture of a polymerizable adhesive monomer and a thickening agent in a container, sealing the container, and sterilizing the mixture and the container. The method provides superior viscosity for t... | 06/01/2004 |
| 6651661 | Ergonomic face mask An ergonomic face mask is provided for the administration of gas under a positive pressure to a patient. The face mask includes a cushion that provides a seal with the patient's face, and a dome connected to the cushion that receives a connection tube for... | 11/25/2003 |
| 6609516 | Smoke escape mask A smoke mask includes a generally planar breathing filter sized to cover the nose and mouth of a user. The breathing filter may be either dry or moistened, and has a filter efficiency of at least about 95%, meaning that at least about 95% of charge neutra... | 08/26/2003 |
| 6543450 | Survival mask A simple, lightweight, easily deployable mask designed for use in modern fires. The mask substantially covers a wearer's face and includes a peripheral adhesive seal for preventing contaminants from effecting the wearer's visual or respiratory systems. Th... | 04/08/2003 |
| 6513526 | Full-face mask and mask cushion therefor A full-face cushion (30B) comprises a substantially triangularly shaped frame (32) from which extends a membrane (34). The fame (32) has a scalloped edge (36) by which the cushion (30B) is affixed to a mask body (46) to form a full-face mask (60B). The me... | 02/04/2003 |
| 6453902 | Smoke escape mask A smoke mask includes a moistened generally planar breathing filter sized to cover the nose and mouth of a user. A transparent eye shield, which may be either a plastic film or goggles, is attached to the breathing filter. Pressure sensitive adhesive is l... | 09/24/2002 |
| 6397847 | Customizable seal, mask with customizable seal and method of using such a seal A seal and a mask having a seal adapted for confronting engagement with a surface of a user to form an interface therewith. The seal includes a first portion defined by a gel substance and a second portion associated with the first portion. The second por... | 06/04/2002 |
| 6354296 | Anti-fog face mask A face mask is disclosed that includes a mask portion, a resilient member (e.g., a pillowed web), and, optionally, an adhesive portion. The resilient member and the adhesive portion are alternately positionable between the mask portion and the wearer to i... | 03/12/2002 |
| 6341606 | Disposable respiratory mask with adhesive skin interface A disposable respiratory mask is provided according to the invention. The disposable respiratory mask includes a bag having a first opening and a second opening and may have an optional vent hole, adhesive strips around a perimeter of the first opening, t... | 01/29/2002 |
| 6196223 | Strapless respiratory facial mask for customizing to the wearer's face A strapless respiratory facial mask for attachment to the wearer's face including a moldable laminated gasket member having a cushioning layer and an adhesive layer for engaging the facial contours and skin of the wearer's face; and the gasket member havi... | 03/06/2001 |
| 6098616 | Non-linear nasal dilator A nasal dilator for preventing outer wall tissue of nasal passages of a nose from drawing in during breathing. There is an arcuate spring member for bridging a human nose, the spring member extending over the bridge and at least partly beyond the bridge o... | 08/08/2000 |
| 6092521 | Mask maintaining warmth in nasal area A simple and effective mask maintaining warmth in the nasal area is disclosed for preventing, relieving, or eliminating the occurrence of the symptoms of allergic nasal inflammation due to hay fever or the like. The mask maintaining warmth in the nasal ar... | 07/25/2000 |
| 6082360 | Mask with gel seal An apparatus includes a respiratory mask and a seal. The mask is adapted to encircle the mouth of a user and convey gasses to and from the mouth of a user through a port therein. The seal is a hydrogel seal that is relatively sticky and resilient so as to... | 07/04/2000 |
| 6055982 | Disposable face mask with enhanced fluid barrier A disposable face mask that includes a filter body capable of filtering liquids and/or particles of a size appropriate for the mask's intended purposes, while providing excellent breathability and comfort to the wearer for extended periods of time. The fi... | 05/02/2000 |
| 5918598 | Strapless respiratory facial mask for customizing to the wearer's face A strapless respiratory facial mask for attachment to the wearer's face including a mask having a central section and three edges forming a generally triangular configuration for covering and surrounding the nose of the wearer; wherein the first and secon... | 07/06/1999 |
| 5884624 | Respiratory mask facial seal An improved flexible respiratory mask facial seal, as well a respiratory mask incorporating such seal. The facial seal comprises an annular member including a peripheral sidewall bounded by an inner end and an outer end generally opposite the inner end. T... | 03/23/1999 |
| 5803075 | Surgical mask with adhesive strip to improve breathing A surgical mask for covering a nose and mouth of a person is disclosed. The mask is designed to facilitate the flow of air through the nose. The mask includes a stiff, adhesive strip which, when secured over the nose, opens the nasal passages to allow mor... | 09/08/1998 |
| 5797146 | Breath deflector with seal A breath deflector sealed across the bridge of the nose and extending forwardly therefrom, such as to the inside portion of a helmet and downwardly beyond the mouth, to prevent the fogging of glasses or the visor of the helmet. The seal of the breath defl... | 08/25/1998 |
