1
Andrew J Muetterties, John L Vcelka, Wayne R Kelsey: Rotatable connecting device for I.V. administration set. Abbott Laboratories, Robert L Niblack, Neil E Hamilton, October 27, 1981: US04296949 (158 worldwide citation)

A rotatable connecting device which provides for quick and positive interfitment between a venipuncture unit and an intravenous administration set without rotation or twisting of the venipuncture unit or intravenous tubing. A rotatable collar is provided on one of the members constituting the connec ...


2
Ted E Dunning, Paul L Enright: Remote pulmonary function tester. Cyber Diagnostics, Klaas & Law, October 27, 1981: US04296756 (156 worldwide citation)

A remote pulmonary function tester uses a microcomputer to receive patient identification data, direct the test sequence, store several FEV maneuvers, and then transmit the stored data in a digital format to a central computer. The central computer plots a flow volume curve, computes FEV, FEF.sub.25 ...


3
Joseph W Blake III, Jack W Kaufman: Surgical device. Karl H Gross, October 27, 1981: US04296751 (148 worldwide citation)

A surgical clip applicator includes a forceps and a detachable cartridge containing a string of clips which are fed seriatim between the anvils of the forceps jaws.


4
Dominic J Brignola: Transfer device for use in mixing a primary solution and a secondary or additive substance. The West Company, Eugene E Renz Jr, October 27, 1981: US04296786 (137 worldwide citation)

A transfer device for use in mixing substances in different containers normally closed by a stopper of resilient material having a puncturable diaphragm consisting of a central body portion and a pair of aligned spikes or cannulas projecting from opposite sides of said central body portion. Each of ...


5
Sukoo Lee: Surgical stapler using cartridge. Stonebraker Shepard & Stephens, October 27, 1981: US04296881 (133 worldwide citation)

A surgical stapling tool 10 using disposable cartridge elements includes an actuator 13 that moves toward and away from a staple folding anvil 20, a holder 22 for an array of staples oriented toward anvil 20, staples and a pusher 23 for pushing staples from holder 22 through tissue 30 and against an ...


6
Kiyoshi Sakai, Mitsuru Hashimoto, Tomiko Kawakami: Electrophotographic element with carbazole hydrazone or anile charge transport compounds. Ricoh, Blanchard Flynn Thiel Boutell & Tanis, October 27, 1981: US04297426 (123 worldwide citation)

An electrophotographic element comprising a conductive substrate and a mono-layer type or multi-layer type photosensitive layer, superposed thereon, containing a photoconductive material in which said photoconductive material is a hydrazone compound having the following general formula (I) or an ani ...


7
Robert E Donham, Richard L Heimbold: Wind turbine. Lockheed Corporation, Frederic P Smith, October 27, 1981: US04297076 (122 worldwide citation)

An improved wind turbine in which the tip portions of the blades are variable in pitch and are cyclically varied in pitch to control the yaw of the rotor and to relieve bending moments on the blades and are collectively varied in pitch to relieve bending moments on the blades and to maximize the pow ...


8
Tillman W Branham: Battery testing apparatus with overload protective means. Bell Seltzer Park & Gibson, October 27, 1981: US04297639 (110 worldwide citation)

An apparatus for testing storage batteries under no-load and load conditions is provided which limits the duration of a test of any battery having adequate charge capacity and thereby protects both the apparatus and the battery from the hazards of excessive current. The battery testing apparatus inc ...


9
James S Ritscher, Michael R Sandner: Three-way catalytic process for gaseous streams. Union Carbide Corporation, Gary L Wamer, October 27, 1981: US04297328 (109 worldwide citation)

A process for the catalytic combustion of carbon monoxide and hydrocarbons and the catalytic reduction of the oxides of nitrogen contained in a gas stream. The process involves intimately contacting the gaseous stream with a catalyst bed comprising copper metal or copper ion and a high silica zeolit ...


10
Edward C Brainard II: Apparatus and method for sleep detection. Environmental Devices Corporation, October 27, 1981: US04297685 (106 worldwide citation)

The invention rests on the discovery that the onset of sleep is preceeded by a drop in brain temperature as measured within the auditory canal. Auditory canal temperature is thus measured and its value used to activate an audible or visible alarm to prevent the subject's falling asleep.



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