Word: diaphragms
(lookup in dictionary)
(lookup stats)
Dates: all
Sort By: most recent first
(reverse)
...transmitter was made in which a diaphragm of goldbeater's skin was attached to a wire which in turn was dipped in dilute sulphuric acid. With no idea whether the transmitter was good or bad, the two experimenters installed a line connecting the front and back rooms. Watson went to the front room, took up his post at the receiver. In his excitement, Bell in the back room drenched his clothes with acid spilled froma battery. He called into the transmitter: "Mr. Watson, come here; I want you." Trembling with jubilation Watson rushed to the back room crying...
...Machonachy of the University of Maryland's University Hospital (oldest in Baltimore, founded 1823), told how a staff surgeon was working inside a woman's abdomen when the anesthetist suddenly cried: "Doctor, I cannot feel her pulse." The surgeon thrust his hand under the patient's diaphragm, gently squeezed the heart against the chest wall, slowly relaxed it, squeezed again, relaxed. In a few seconds the heart was beating by itself, and the surgeon resumed the operation...
Insect noises are not produced vocally, but are made by friction of one part of the body against another, by vibrations of the wings, by vibration of a muscularly controlled diaphragm, or by hitting the body against some external object...
...only conceivable that a pressure of 110 lb., or even much less, introduced per rectum, must rupture the bowels or cause such a compression on the diaphragm as to rupture even through that...
...Edward Bausch invented the iris diaphragm shutter which made the snapshot camera practical. Later he made a deal with the late great Ernst Abbe, head of the Carl Zeiss Works of Jena, to make Zeiss prism binoculars in the U. S., trading Bausch manufacturing for Zeiss research facilities. The deal held good until the War, when Bausch perforce perfected the U. S. manufacture of fine optical glass, made 3,500 binoculars a week (besides periscopes, range finders, gun sight telescopes, searchlight mirrors). War demands mechanized the manufacture of microscopes. Prices fell from over $1,000 for hand-worked ones...