Eric W Starr, Mary T Walthour: Two-point/four-point adjustable headgear for gas delivery mask. Respironics, Reed Smith Shaw & McClay, May 21, 1996: US05517986 (249 worldwide citation)

An adjustable headgear for use with reusable or disposable nasal and/or oral gas delivery masks. The headgear includes a cap-like headpiece adapted to fit the crown and back of a patient's head. Lower strap means provide a two-point connection with the gas delivery mask to achieve a comfortable fit ...

Robert Schegerin: Face mask with lip, fold, and resilient spring means to improve seal. Intertechnique, Larson and Taylor, September 27, 1994: US05349949 (190 worldwide citation)

The equipment, for use by a pilot, is intended to provide the wearer with breathing gas under a pressure greater than ambient pressure. It comprises a mask having a rigid shell provided with fastening straps for holding the mask on the head, with a coupling for feeding breathing gas under pressure, ...

Grosenick Bernd, Von Kopp Gunter, Putsch Gerhard, Zloczysti Stefan Dr: Breath protection hood, especially for emergency evacuations.. Auergesellschaft, June 23, 1982: EP0054154-A1 (107 worldwide citation)

1. Respirator helmet, in particular for escape contingencies, comprising a helmet (1) having a wide neck opening, with a window (2) and an external and adjustable strap system comprising tension straps (6a) and a strap (6b) extending around to the rear of the helmet (1), as well as an internal mask ...

Geoffrey A Hart: Inhalation and monitoring mask with headset. Albert Einstein Healthcare Network, Titus & McConomy, December 16, 1997: US05697363 (106 worldwide citation)

An inhalation/monitoring device is disclosed which has a headpiece adapted to fit a user which include an arcuate support member and ear members which can include a loudspeaker. A face piece is pivotably mounted to the support and includes a fluid chamber positionable over the user's nose for delive ...

Hans O Almovist, Bengt Kjellberg, Benjamin Huey, Raymond E Stevens Jr, Ian Drummond: Protective helmet with protective facepiece connection and adjustment provision. Cairns & Brother, R Gale Rhodes Jr, March 8, 1994: US05291880 (83 worldwide citation)

In combination, a protective helmet including an outer shell and an inner impact shell, a protective facepiece, and interconnecting members for mounting the facepiece to the inner impact shell and for placing the facepiece into sealing engagement with the face of a wearer of the helmet.

Albert N Tardiff Jr, Corey M Grove: Multilayer protective gas mask. The United States of America represented by the Secretary of the Army, Anthony T Lane, Edward Goldberg, Michael C Sachs, January 26, 1993: US05181506 (76 worldwide citation)

A gas mask having a facepiece comprised of three separate transparent layers secured around their peripheries in a detachable manner, the inner layer being made of soft material, the middle layer being made of material that flexibly retains its form, and the outer layer being made of material for pr ...

Peter Ho: Headgear for use with a patient interface device. RIC Investments, Michael W Haas, August 24, 2010: US07779832 (65 worldwide citation)

A universal headgear is easy to use and creates an effective seal between a patient interface device, such as gas delivery mask, and a patient. The headgear of the present invention includes a halo-like headband formed from an elastomeric material. The headband includes contoured panels that allow t ...

Gary A Baribeau, James A Burns, William A Mittelstadt, William J Swanson: Attachment system for replacement helmet respirator lens. 3M Innovative Properties Company, James A Rogers, August 15, 2000: US06102033 (52 worldwide citation)

A replaceable lens attachment system for respiratory devices and methods of use. The replaceable lens attachment system includes a face shield having rotatable attachment members and a replaceable lens. The rotatable attachment members include cams and flanges. The attachment system may further comp ...

Warren E Perkins: Method and means for dispensing respirating gases by effecting a known displacement. Roland H Shubert, April 9, 1991: US05005570 (52 worldwide citation)

A device for administering oxygen or other respirating gases to a patient premeters and temporarily stores single dose quantities of respirating gas and dispenses each dose in synchronization with the patient's inspiratory cycle. A sensor produces a signal upon the onset of each inhalation and those ...

Steven S Bordewick, David Markovich, Laurel D Brandt, Mark J Weimholt, Amy Raatikka: Face mask support. Somnetics Global, Mueting Raasch & Gebhardt P A, January 10, 2012: US08091553 (50 worldwide citation)

A face mask support for continuous positive airway pressure comprises a circumferential band with biasing means support at the crown of the head on the medial line of the head. The circumferential edge of the cap extends from just below the forehead of a patient to below the inion protrusion at the ...