21
Allan I Krauter: Hydraulic muscle pump. Welch Allyn, Wall and Roehrig, May 14, 1991: US05014515 (34 worldwide citation)


This invention comprises four hydraulic muscle pumps connected to four hydraulic dynamic muscles in hermetically sealed pairs to transfer tensive forces from a local to a remote location for use in actuating the articulation section of a borescope or endoscope.


22
Allan I Krauter: Walking borescope. Welch Allyn, Wall and Roehrig, June 19, 1990: US04934786 (33 worldwide citation)


An inflatable-bladder walking arrangement is provided on the outer surface of a borescope insertion tube. A pair of elongated bladders is wrapped helically over the insertion tube. This is configured such that one bladder of the pair extends radially and distally, while the other bladder when inflat ...


23
Jimmie B Allred III, Richard A Kokosa, Allan I Krauter, Richard W Newman: Video hysteroscope. Welch Allyn, June 6, 1989: US04836189 (33 worldwide citation)


A video hysteroscope has an elongated flexible insertion tube containing a video imager head at its distal end, with a channel for a surgical laser fiber and a saline channel which emits a continuous stream of saline solution distally from the head. The articulation section is kept as short as possi ...


24
Richard W Newman, Allan I Krauter: Infrared thermometer. Welch Allyn, Wall Marjama & Bilinski, October 7, 2003: US06631287 (28 worldwide citation)


A plurality of miniature IR sensors disposed in a sensor array are aimed at a target area of interest, the array providing a thermal “image” of the target area. Processing electronics detect the hottest spot of the target as indicated by sensors in the array to directly indicate or estimate the hott ...


25
Allan I Krauter: Elastomeric gage for borescope. Welch Allyn, Wall and Roehrig, September 10, 1991: US05047848 (27 worldwide citation)


An elastomeric distance gage is formed of a ring of elastomeric film to which is joined a vee-shaped ear of elastomeric film. The ring of this gage fits removably onto a video head or other imager at the distal tip of a borescope. The legs of the nose portion converge to a distal tip which is within ...


26
Allan I Krauter: Insertion tube assembly for probe with biased bending neck. Welch Allyn, Wall and Roehrig, August 25, 1992: US05140975 (27 worldwide citation)


An elongated flexible probe has a tubular fluid-controlled bending neck. A connector joins the bending neck to a flexible elongated insertion tube formed of an elastic tubing on which a filament braid is disposed. The braid is nearly circumferential, i.e., with a high braid angle, so that internal p ...


27
Robert L Vivenzio, Allan I Krauter, Michael P Kehoskie: Endoscope having crimped and soldered cable terminator. Welch Allyn, Harris Beach & Wilcox, July 25, 1995: US05435296 (23 worldwide citation)


An Endoscope having at least one control cable wherein a helically wound cylindrical spring is passed over one end of the cable and is crimped into deforming contact against the cable. Melted solder is flowed over and through the spring to wet the spring and the cable surfaces. The solder is allowed ...


28
Allan I Krauter: Mushroom hook cap for borescope. Welch Allyn, Wall and Roehrig, October 1, 1991: US05052803 (22 worldwide citation)


A flexible borescope for penetrating a passage into an inaccessible area of a jet engine or other device to be visually inspected has an imaging system disposed at its distal tip and conducts the image to a viewing device coupled to a proximal end of the insertion tube. A hooking cap removably attac ...


29
William H Havens, Ynjiun P Wang, Vivian L Hunter, Allan I Krauter, Ervin Goldfain, Raymond A Lia, Richard W Newman, Thomas W Karpen, Bradford Morse, Dongmin Yang: Data reader apparatus having an adaptive lens. Additon Higgins Pendleton & Ashe P A, December 31, 2013: US08616454 (21 worldwide citation)


Systems and methods for making and using handheld data readers comprising one or more fluid lenses. One or more fluid lenses are provided to allow a handheld data reader to perform such operations as reading indicia, including such additional operations as zooming, reorienting a viewing direction, f ...


30
Allan I Krauter: Hooking cap for borescope. Welch Allyn, Wall and Roehrig, November 19, 1991: US05066122 (21 worldwide citation)


A flexible borescope for penetrating a passage into an inaccessible area of a jet engine or other device to be visually inspected has an imaging system disposed at its distal tip, and conducts the image to a viewing device coupled to a proximal end of the insertion tube. A hooking cap can be control ...



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