Matches 1 - 50 out of 183 1 2 3 4 >


Match Document Document Title
9022035 Portable intake air sterilizing apparatus  
There is provided a portable intake air sterilizing apparatus which allows prevention of a worker's infection with virus/bacteria and which allows, at the same time, the worker to work...
8820326 Respirator facepiece with thermoset elastomeric face seal  
A respiratory protection composite facepiece includes a polymeric rigid facepiece body having a first surface and a second surface, and a silicone sealing facepiece element chemically bonded to at...
8584676 Breath responsive filter blower respirator system  
A breath responsive filter blower respirator system for a gas mask including a pressure and control device, such as an optoelectric device and/or a pressure sensor, to control the air flow...
8544469 Low profile filter respirator  
A respiratory protective device in which a face piece (11) is located within the volume of a filter canister (10). The filter canister (10) can be in the form of a hollow section or sections which...
8522785 Inextensible headgear and CPAP or ventilator mask assembly with the same  
A headgear (200) for a respiratory mask (202) of a ventilator or CPAP device is provided. The headgear includes a strap portion (204, 206) formed of a substantially inextensible material. The...
8460423 Filter cartridge having central plenum and housing sidewall  
A filter cartridge 12 that has a first and second layer of filter media 38, 40 that each have first and second major surfaces 32, 44 and a perimeter 46 and that each contain active particulate...
8365723 Filter cartridge having cone of visibility for end-of-service-life-indicator (ESLI)  
A filter cartridge 12 that includes a filter material 42, an end-of-service-life-indicator 40, a cartridge housing 22, and a window 38. The filter material 42 and ESLI 40 are disposed in the...
8365732 Wearable protective device  
A wearable protective device (100) including an eye shield (102), a holder (106) for a removable breathing filter (400), and an arrangement (104, 118) for fixing the device, in use, to a wearer's...
8342179 Disposable mask assembly with exhaust filter and valve disc and method of assembling same  
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...
8342180 Filtering face-piece respirator that has expandable mask body  
A filtering face-piece respirator 10 that includes a mask body 12 and a harness 14. The mask body 12 contains a filtering structure 18 that is retained in position on the mask body 12 by a support...
8336543 Filter cartridge having cover for masking service life indicator  
A filter cartridge 12 that includes a sorbent filter material 42, an end-of-service-life (ESLI) indicator 40, a housing, and a housing cover 24. The housing 22 has a sidewall 26 that has a window...
8312876 Respirator  
Described is a respirator (1) comprising a mask body (2) which can be used in a universal and constructionally simple way. To this end a first holder (4) is provided for a first filter material...
8230860 Filter for a breathing device  
A filter for a breathing device is flexible and can be manufactured in a simple manner. The filter includes a flexible frame (5) with a filter port (8) and with an end piece (9). The flexible...
8225782 Filter cartridge having location-registered view window for end-of-service-life-indicator (ESLI)  
A filter cartridge 12 that includes a filter material 42, an end-of-service-life-indicator (ESLI) 40, a housing 22, a cover 24, and a window 38. The filter material 42 has first and second major...
8176918 Three dimensional face mask  
A three dimensional face mask comprises: a three dimensional cup, a three dimensional soft rubber washer, an elastic tape, and an anti-skid band; it is characterized in that: the three dimensional...
8118026 Filtering face-piece respirator support structure that has living hinges  
A filtering face-piece respirator 10 that comprises a harness 14 and a mask body 12. The mask body 16 includes a filtering structure 18 and a support structure 16. The support structure 16 has...
8104472 Non-elastomeric respirator mask that has deformable cheek portions  
A respiratory mask (10) that comprises a mask body (12) and a harness (21) that includes a carriage (22) and a strap (24). The mask body (12) lacks a rigid insert, is non-elastomeric, and is...
8025053 Pressure regulator assembly  
A pressure demand regulator assembly for use with a breathing apparatus having a valve assembly that includes an inlet for connection to a source of breathing gas, an outlet for connection to a...
8006696 Monitor for measuring improvement in involuntary breathing  
The present invention is a breathing improvement monitor that continuously measures involuntary breathing. The monitor is a sensor apparatus that is attached to a patient's mask which is connected...
7861719 High surface area chemical/biological air-purifying filter  
Airflow is improved for multi-agent chemical biological air-purifying apparatus by providing a filter module that has multiple filter elements contained within a substantially sealed housing. The...
7819120 Respiratory component mounting assembly  
A respiratory component mounting assembly includes a first respiratory component, a second respiratory component and a mounting clip for mounting the second respiratory component to the first...
7721732 Respiratory heat exchanger  
A heat exchange module comprising a number of substantially parallel and spaced apart heat exchange elements is provided. One or more surfaces of the heat exchange elements may be coated with a...
7658190 Portable air-purifying system utilizing enclosed filters  
A powered air-purifying respirator that includes an enclosure, defining a single contiguous enclosed interior, an inlet duct, including an inlet and a distribution portion, that guides ambient air...
7650884 Respiratory facepiece and method of making a facepiece using separate molds  
A facepiece insert (16) that has a fluid communication component (30, 32) non-integrally joined to a supporting portion (34). The insert can be made by (a) providing at least one supporting...
7624735 Cheek-mounted patient interface  
A patient interface that includes a support body having a cushion and cheek interfaces. Collectively, the cushion and cheek interfaces operate to distribute compressive forces exerted on the...
7615092 Filtering mask  
A filtering apparatus may comprise a base material folded in a folded state. A filter may be attached to the base material. In addition, the filtering apparatus may comprise a perforation. The...
7497217 Method of making a filter cartridge using a thermoforming step  
Method for making a filter cartridge that is suitable for attachment to a respiratory mask. The method comprises the steps of (a) providing a mass of filter material; (b) providing a filter...
7451764 Nasal mask  
A nasal mask comprising a pair of main bodies, which respectively form a containing space having an open end and a through-hole end; a connection which connects the edges of the opening ends of...
7404401 Water respirator filter  
This water respirator filter will allow the individual who is working in dangerous environments to be able to filter air through a water and solid filtering media. The first stage allows the air...
7334579 Low resistance to flow filter  
The present invention discloses a seamless pad-type filter which is characterized in that it comprises two co-extensive sides, a top side and a bottom side. The top and bottom sides are made of...
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...
7296568 Respirator module with speech transmission and exhalation valve  
A respirator speech transmitter and exhalation valve module comprising a resilient exhalation valve having a low airflow resistance for exhalation but providing a secure seal against inadvertent...
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...
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...
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...
7191778 Respiratory mask with an air-impermeable shield  
A respiratory mask includes a shield and a mask body. The shield includes an air-impermeable bent sheet that defines a rim-receiving recess. The mask body is detachably connected to the shield and...
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...
7114496 Filter cartridge with integrated inhalation and exhalation valves  
The present invention is a filter cartridge with integrated inhalation and exhalation valves. The exhalation valve integrated into the filter cartridge prevents unfiltered air from being inhaled....
7093596 Connection component for a respirator product  
A connection component for a detachable component on a respirator product is provided with which the component can be connected to the respirator product in a simple manner. A bayonet connection...
7063087 Filtering system for the protection against biological agents  
The invention refers to a filtering system composed by a face mask and a filter against biological agents, joined together by a new connector. The connector joins the filter to the mask in an...
7032592 Gas dosing device  
A device for the dosing of a dry additive gas into a breathing gas in a ventilator system, the ventilator system including a tubing system connectable by at a distal end to a patient, and has a...
7028688 Operationally adaptable chemical-biological mask  
A chemical-biological protective mask having a weight distribution that imparts a balanced center-of-gravity to the wearer of the mask, and is adaptable for different operational requirements by...
7025060 Personal breathing filter  
A personal air filtration device has a cylindrical exhalation tube, with a one-way valve thereon. Concentric around the periphery of the exhalation tube and integrally connected to the exhalation...
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...
6968844 Mask cover  
A cover, for a flexible patient breathing mask, which is made predominantly of a soft material and has an open bottom and an internal shape corresponding to the external shape of a patient mask....
6874499 Filter element that has a thermo-formed housing around filter material  
A filter cartridge (5), suitable for attachment to a respiratory mask, has a housing that includes an air inlet (27), an air outlet (39), and filter material (17, 19) through which air to be...
6860267 Self-sealing filter connection and gas mask filter assembly incorporating the same  
A gas mask having a filter canister mount including an inhalation valve and a self-sealing mechanism that prevents air inflow when a filter canister is removed from the canister mount. In one...
6854464 Respiration protecting apparatus  
A respiratory protection apparatus has a face body, and a right side and a left side of a vertical centerline of the body are respectively provided with filtering devices each of which houses an...
6817362 Respirator  
A respirator comprising a facepiece having a cup shaped portion for sealingly engaging a face of a wearer and covering the mouth and nose of the wearer and a cover having a cup shape that is...
6805123 Compact multipurpose dustproof mask  
A compact multipurpose dustproof mask includes a body pipe having an outlet hole formed at one end and a mouth contact hole formed at the other end thereof, and the end where the mouth contact...

Matches 1 - 50 out of 183 1 2 3 4 >