3m Innovative Properties Company

Reyad A Abdulqader

Desmond T Curran

Christopher P Henderson

Ciaran G McMenamin

James J May

Mark A J Fernandes

John M Facer

Audra A Wilson

Daniel P Jenkins

Stuart J King

Jason A Graves

Benjamin H Cooper

John A Duff

Desmon T Curran

Elliott J Baxter

Mario-Alexander Lehmann

Andrea Lejewski

Mark AJ Fernandes

Ciaran G Mcmenamin

Stuart A Mcglasson

David N Boyce

A personal respiratory protection device comprising an upper panel, a central panel, and a lower panel, the central panel being separated from each of the upper and lower panels by a first and second fold, seam, weld or bond, respectively, such that device is capable of being folded flat for storage along the first and second fold, seam, weld or bond and opened to form a cup-shaped air chamber over the nose and mouth of the wearer when in use, wherein the upper panel has a graspable upper tab, the upper tab being graspable in use to open the device.

Respirator tab

An exhaust apparatus for connection to a personal protection respiratory device that defines a filtered air volume adjacent to the face of a wearer and comprises at least one exhalation, the apparatus comprising a blower in fluid connection with the at least one exhalation valve, the blower being responsive to the wearer's respiratory cycle to draw a substantial portion of the wearer's exhaled breath through the at least one exhalation valve wherein, in response to the wearer's respiratory cycle, the blower operates throughout the wearer's exhale breath, or a substantial period thereof, and does not operate throughout the wearer's inhale breath, or a substantial period thereof

Powered exhaust apparatus for a personal protection respiratory device

A personal respiratory protection device comprising a main body () carrying an exhalation valve (), the valve () having a grip region () which is grippable in use by the user, the grip region () being configured to indicate to the user that the valve () is to be gripped during opening, donning and doffing of the device.

Respirator valve

A personal respiratory protection device () comprising an upper panel (), a central panel (), and a lower panel (), the central panel being separated from each of the upper and lower panels by a first and second fold, seam, weld or bond, respectively, such that device is capable of being folded flat for storage along the first and second fold, seam, weld or bond and opened to form a cup-shaped air chamber over the nose and mouth of the wearer when in use, wherein the upper panel has a graspable upper tab, the upper tab () being graspable in use to open the device.

Various embodiments of a personal respiratory protection device () are disclosed. The personal respiratory protection device () includes an upper panel (), a central panel (), and a lower panel (), the central panel () being separated from each of the upper and lower panels () by a first and second fold (), seam, weld () or bond, respectively, such that the device is capable of being folded flat for storage along the first and second fold (), seam, weld () or bond and opened to form a cup-shaped air chamber over the nose and mouth of the wearer when in use. The lower panel () includes a stiffening sheet () that has a longitudinal crease line, where the stiffening sheet () is folded about the longitudinal crease line when the device is in use.

Flat-fold respirator

Mask

Growing community of inventors

Stockton-on-Tees, United Kingdom

Reyad A Abdulqader