Quotables
"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 8020553 | Ambulatory oxygen concentrator containing a three phase vacuum separation system An oxygen concentrator comprises an oxygen reservoir and adsorbent columns that each have an inlet, an outlet, and a bed of adsorbent material. The concentrator also comprises an air inlet, an exhaust outlet, and a vacuum pump for pumping nitrogen rich gas from one ... | 09/20/2011 |
| 7954490 | Method of providing ambulatory oxygen Concentrated oxygen product gas is produced and delivered to a patient. Product gas is produced by (a) introducing ambient air into a first end of a column containing an adsorbent material that preferentially adsorbs nitrogen and removes oxygen-rich product gas out ... | 06/07/2011 |
| 7934497 | Modular helmet-mask assembly A modular helmet-mask assembly for protecting a user's head and face from hazards such as from chemical and biological warfare agents. The invention includes an impact resistant helmet; a face protection assembly, which can be attached and detached from the helmet; ... | 05/03/2011 |
| 7823586 | Personal respiratory protection system A respiratory protection system which is worn by a passenger during a flight in air plane, by a patient visiting hospital or doctors office, a nurse working with a patient during hospital stay, or the like. The system includes a relatively light weight, substantiall... | 11/02/2010 |
| 7748380 | Combined air-supplying/air-purifying system A combined air-supplying/air-purifying breathing system that includes a self-contained breathing apparatus, a facepiece for delivering breathable air from the self-contained breathing apparatus to a user, and a powered air-purifying respirator having at least one fi... | 07/06/2010 |
| 7559323 | Disposable mask assembly with exhaust filter A face mask assembly and method of assembling a face mask is provided for a patient that includes a face piece sized to fit over the patient's nose and mouth. The face mask assembly forms a mask chamber between the face piece and the patient's nose and mouth. An inh... | 07/14/2009 |
| 7523750 | Breathing respirator The combination noise suppression and breathing respirator of the present invention includes a face mask of the snorkel or diving type, the facemask sealing against the face of the user around the nose, cheeks, eyes and forehead of the wearer. The facemask has a nos... | 04/28/2009 |
| 7464705 | Powered respirator A powered respiration comprising, an air supplying unit and a filter equipped to a face piece part of said powered respiration, wherein an electric fan, a motor and a battery are installed in said air supplying unit. ... | 12/16/2008 |
| 7431032 | Low power ambulatory oxygen concentrator An oxygen concentrator comprises a vacuum swing adsorption (VSA) gas separation system which includes a cartridge containing a mass of adsorbent material for producing oxygen, a drive which activates the gas separation system, and a power source comprising a mass. A... | 10/07/2008 |
| 7415981 | Filter pad and protective hood A filter pad, particularly for a protective hood or smoke mask, has a flow distributor and an adjacent underlying filter layer. The flow distributor, which is impermeable or substantially impermeable to gas, diverts gas flow and directs flow in the underlying filter... | 08/26/2008 |
| 7380551 | Breathing apparatus An improvement to a combination of an SCBA system for providing bottled air to a user and a PAPR system for purifying ambient air for use by a user wherein a sensor is included to determine the oxygen content of the breathing gas and the presence of contaminations i... | 06/03/2008 |
| 7360772 | Child transport air filtering system A child transport air filtering system comprising: a child transport device; an air filtering device removeably coupled to the child transport device; a power supply removeably coupled to the child transport device, and removeably coupled to the air filtering device... | 04/22/2008 |
| 7357135 | Protective hood with fan assembly The present system includes a protective hood with a vent opening and a transparent shield mounted to a front portion of the hood. In a basic configuration, a fan assembly is removably mounted to the hood and coupled to the vent opening to direct airflow within the ... | 04/15/2008 |
| 7357136 | Patient interface assembly and system using same A patient interface assembly that includes a patient interface device, a headgear, and coupling member joining the interface device to a headgear. In one embodiment, a spring biases the interface device against the face during use. In a further embodiment, the patie... | 04/15/2008 |
| 7320722 | Respiratory protection device that has rapid threaded clean air source attachment A personal respiratory protection device 10 that comprises a mask body 12 that has a structure 35 located on it for receiving a clean air supply source such as a filter cartridge 14. The clean air receiving structure 35 has a first... | 01/22/2008 |
| 7311764 | Gas mask filter canister A filter for a gas mask has an elliptical or circular, convex shape to conform to the curvature of the wearer's face, or a planar shape. The filter comprises a double particulate filter element and a double adsorption filter element configured for axial airflow ther... | 12/25/2007 |
| 7303605 | Snap together filter A fluid filter is provided with a snap-together housing for the filter media. The housing is designed with two main parts that are easily snapped together to encapsulate the filter media. The filter housing is substantially cylindrical, and contains an inlet on one ... | 12/04/2007 |
| 7290546 | Nasal mask A nasal mask assembly for preferred use in CPAP treatment. The mask assembly comprises a central body, a face cushion, a forehead support and a gas inlet. The gas inlet is rotatably connected to the central body, and the forehead support is pivotally connected to th... | 11/06/2007 |
| 7291114 | System and method of determining an individualized drug administration protocol A system and method for determining an individualized drug dosage is provided. The system includes a metabolic rate sensing means for sensing the metabolic rate of the individual. The system also includes a computing device having a processor, a memory, an input dev... | 11/06/2007 |
| 7278421 | Full face flexible oxygen mask for use with flight helmets The full face flexible oxygen mask for use with flight helmets includes an elastic face seal with an oronasal cone that seals around the nose and mouth of the wearer, and flexible sealing flaps along the perimeter of the face seal to adapt the face piece of the mask... | 10/09/2007 |
| 7275535 | Respiration hood useful in biological, radiological and chemical emergencies A respiration hood assembly is effected from a thin-walled headpiece nested within the periphery of a mating exterior housing that includes a filtered aperture. The nested engagement between the headpiece and the housing is also useful in capturing one edge of a pla... | 10/02/2007 |
| 7260923 | Method and apparatus for filtering air entering an animal's nostrils A method and apparatus for filter air entering an animal's nostrils include a filtering element operatively disposed with a lower portion contacting the animal's nose region between the animal's nostrils and upper lip. A nose mask may be secured against the animal's... | 08/28/2007 |
| 7243378 | Modular helmet A helmet for protecting the head having a rigid shell that includes a body, made of an expanded polystyrene type of material, for example, molded over an outer skin, the shell further including a rigid arch device, the arch device includes a headband applied to the ... | 07/17/2007 |
| 7243650 | Custom fitted mask configured for coupling to an external gas supply system and method of forming same According to one embodiment, a method of forming a custom fitted mask configured for coupling to an external gas supply system includes applying a first sheet of deformable material against a contact portion of a user's face surrounding the user's nostrils while the... | 07/17/2007 |
| 7237550 | Respirator containing filter cases A respirator containing filter cases uses cellular elements or positioning boards provided in filter cases to consistently secure a plurality of particle-shape refillable filter materials in place, to prevent air breathing in through the respirator from forming chan... | 07/03/2007 |
| 7234462 | Speech transmission adaptor for use with a respirator mask A speech transmission adapter for use with a respirator mask. The respirator mask has an associated clean air source and defines a clean air envelope between the body of the respirator mask and the face of the wearer and is bounded by a sealing portion of the respir... | 06/26/2007 |
| 7228858 | Protective garment A protective garment incorporates a face and neck mask adapted to filter out airborne particulates. The protective garment outwardly has the appearance of a conventional shirt, sweater or jacket, yet incorporates a convenient, easy to use, and readily accessible mas... | 06/12/2007 |
| 7225806 | Portable oxygen regenerating escape hood A protective device to be emplaced over the head of a user comprises a sack-like member fabricated from a flexible film material and having an opening to enable a user to place the sack-like member over the user's head. The sack-like member has an interior containin... | 06/05/2007 |
| 7213595 | Multi-stage respirator filter with TIM filter option A filter canister assembly for a gas mask comprising a primary canister with a first filter medium adapted to remove aerosols, particulate materials and droplets from air and a second filter medium comprising an adsorbent filter medium adapted to remove toxic gases ... | 05/08/2007 |
| 7213320 | Moisture barrier cone Closed air space devices and methods of use for full body bio hazard type suits that eliminates condensation and fogging from forming on the face masks and the window visors of the suit. The devices and methods have a sealed closed air space that can be formed from ... | 05/08/2007 |
| 7210476 | Breathing-speaking valve The present invention relates to a breathing-speaking valve intended to be used as a speaking valve of patients requiring filtration of inspiration air inhaled via tracheostomas and are mounted on a tracheal tube, which breathing-speaking valve includes a valve hous... | 05/01/2007 |
| 7210477 | Respirator hood assembly The present invention provides a respirator hood assembly that has a bag, half mask and a respirator assembly. The assembly includes a filtration unit and at least one inlet pipe containing a filter. The assembly of the invention allows for flexible filter design an... | 05/01/2007 |
| 7197774 | Supplied air helmet having face seal with differentiated permeability A supplied air helmet 10 comprises a visor 14 and a face seal 12 that is secured to the visor. The face seal 12 includes a sealing member 18 and a frame member 16. The sealing member 18 extends radially inward from th... | 04/03/2007 |
| 7195014 | Portable continuous positive airway pressure system A portable, wearable vest supports an air supply tube to a patient mask or interface in a continuous positive air pressure system. In one embodiment, the vest contains and supports motor and battery components. In another embodiment, the vest couples a remote CPAP u... | 03/27/2007 |
| 7195015 | Breathing apparatus An inhalation opening 6 and an exhalation-opening 4 are formed in the facepiece 2 of a breathing apparatus 1 and the openings can be closed with an inhalation valve 8 and exhalation valve 7, respectively. If a person wearing... | 03/27/2007 |
| 7195660 | Pillow with air filter A travel pillow has one or more air filters and a body with a soft material coupled to the one or more air filters. The air filters can be powered by a power source located within the pillow. The one or more air filters can have an air intake and an air outflow in c... | 03/27/2007 |
| RE39493 | Respirator having snap-fit filter cartridge A respirator (10) that includes a face piece (14) and a cartridge receiving structure (22) located on the face piece (14). The face piece (14) is sized to fit snugly over the nose and mouth of a person, and the filter cartridge ( | 02/27/2007 |
| 7182081 | Protective breathing hood A protective breathing hood comprising a hood made of a stretchable fire resistant material and which is also impermeable to gases and biologic material. The hood is sized and shaped for placing over a head of a user in an airtight manner with an opening of the hood... | 02/27/2007 |
| 7178931 | Mask illumination device and personnel locator and/or communicator A mask illumination device and method. The device includes a mask having a face shield, a portion of which is visible therethrough, and configured to substantially isolate fluid communication of an external environment from an interior of the mask when worn by the u... | 02/20/2007 |
| 7171964 | Instant chemical based flexible oxygen in a non-pressurized flexible or rigid containment system The invention is a portable, non-pressurized oxygen generation device. A first chamber holds an oxygen liberating chemical, and a catalyst from a second chamber begins the oxygen liberating reaction when the two chemicals mix. The chemicals are pre-measured, and oxy... | 02/06/2007 |
