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Norwood Mark David: Hinge clamp mechanism. Mine Safety Appliances Co, March 17, 1993: GB2259545-A (51 worldwide citation)

A hinge clamp mechanism and sensor carried thereon for performing pulse oximetry tests, as well as for performing other diagnostic procedures that can be conducted on a human body part, such as a finger. Clamp portions 1 and 2 are guided by a pin and slot mechanism 4, 5 about a pivotal connection be ...


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Glenn H Fertig, Robert J Wozniak: APNEA monitor. Mine Safety Appliances Co, Reed Smith Shaw & McClay, June 17, 1986: US04595016 (45 worldwide citation)

An infrared fluid analyzer with an improved sensitivity and signal to noise ratio is provided. The device includes a capacitor microphone for detecting absorption of characteristic infrared wavelength lines by the sample and utilizes an electret material to electrically polarize the capacitive eleme ...


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Improvements in or relating to apparatus for determining the flow resistance of breathing apparatus elements. Mine Safety Appliances Co, November 19, 1937: GB475440-A (23 worldwide citation)

475,440. Respiratory appliances ; determining flow-resistance. MINE SAFETY APPLIANCES CO. Sept. 1, 1936, No. 23933. Convention date, Sept. 23, 1935. [Class 81 (ii)] [Also in Group XIX] The flow - resistance of gas - mask canisters or other respiratory appliance elements is determined by periodically ...


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Regenerable carbon dioxide sorbent. Mine Safety Appliances Co, August 2, 1972: GB1283822-A (13 worldwide citation)

1283822 Regenerable sorbent for CO 2 MINE SAFETY APPLIANCES CO 29 July 1970 [20 Aug 1969] 36768/70 Heading B1L CO 2 is separated from gas mixtures by sorption at 200 C. The sorbed CO 2 is desorbed by causing a front of condensing steam to pass through the sorbent. Although alumina, pumice and clays ...


5
Layton A Wise: Air supplying hood. Mine Safety Appliances Co, Carothers & Carothers, August 21, 1984: US04466432 (11 worldwide citation)

An air supplying hood has a top wall, to which the upper edge of a flexible plastic front wall is connected, with the upper portion of the front wall forming a transversely curved front window. A flexible back wall behind the window is connected with the top wall and the sides of the window to form ...


6
Freund Paul X: Respirator mask with stiffening elements. Mine Safety Appliances Co, March 25, 1998: EP0830180-A1 (10 worldwide citation)

The present invention provides a respirator mask (figure 1) having a very soft, compliant facepiece (10) that has several stiffening elements (20, 30 and 40) integrated therein. The respirator mask preferably includes an exhalation valve and a pair of filter cartridges. It also has a yolk (62) which ...


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Kunze Harry Arthur: Connector.. Mine Safety Appliances Co, January 8, 1992: EP0464342-A2 (8 worldwide citation)

Straps (6,8) having a rigid buckle (10,12) are removably attached to a unitary flexible mounting lug (14) comprising a substrate (18), a web (16) extending vertically from the substrate (18), an elongate flange (20) extending from one side of the web (16) and a lip (22) extending from the opposite s ...


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Alexander William John: Combustible gas detector having temperature stabilization capability.. Mine Safety Appliances Co, May 10, 1989: EP0314919-A2 (6 worldwide citation)

A catalytic gas detector circuit in which the temperature of a resistance gas sensing element (102), contained in a bridge circuit, is reduced and therefore stabilized by energizing a transistor to draw off current from the sensing element when the sensing element is exposed to high concentrations o ...