1
Charles Sperry
Charles R Sperry: Foam dispensing apparatus. Instapak Corporation, Albert Siegel, March 23, 1976: US03945569 (32 worldwide citation)

Apparatus for mixing and dispensing two liquids such as organic resins and polyisocyanates which react to form a polyurethane foam. The apparatus comprises a dispensing gun and related equipment and includes a reciprocally mounted valving rod in the gun, which valving rod is circular at its ends and ...


2
Edmond L Kyser, Stephan B Sears: Method and apparatus for recording with writing fluids and drop projection means therefor. Silonics, Limbach Limbach & Sutton, March 23, 1976: US03946398 (434 worldwide citation)

A recording apparatus and method is disclosed which includes a writing fluid source feeding a drop projection means which ejects a series of droplets of writing fluid from a nozzle in a discontinuous stream with sufficient energy to traverse a substantially straight trajectory to a recording medium. ...


3
Anton Banko: Rotatable surgical instrument. Surgical Design Corporation, Darby & Darby, March 23, 1976: US03945375 (362 worldwide citation)

An instrument for removing tissue including a rotatable fluted cutter member housed in a probe adapted to be inserted into a portion of a body from which tissue is to be removed. The instrument can supply irrigation fluid through the probe to the area being operated upon and evacuate the material th ...


4
James L Hammond: Athletic swing measurement system and method. Athletic Swing Measurement, Duckworth Hobby & Allen, March 23, 1976: US03945646 (196 worldwide citation)

An athletic implement, such as a golf club, has a shaft and a club having a ball-striking face. Multiple accelerometers are positioned in the club so as to measure acceleration in directions normal and parallel to the face and parallel to the shaft, when the implement is swung to strike a ball. Sign ...


5
Gary L Knudson: Split bit casing drill. The Anaconda Company, Pennie & Edmonds, March 23, 1976: US03945444 (159 worldwide citation)

An apparatus adapted for drilling earth formations, earth structures or the like essentially embodies an outer tubular means, hollow drill bit means, hammer assembly mechanism, and a rupturable interconnection means. The outer means is rotatable and axially movable having a drilling end insertable w ...


6
Clinton C Christianson, Robert F Bourke: Battery state of charge gauge. Gould, Wolfe Hubbard Leydig Voit & Osann, March 23, 1976: US03946299 (143 worldwide citation)

A circuit for detecting and indicating the actual state of charge of a storage battery in response to signals sampled from various points in the circuit powered by the battery. Such circuit is adapted to calculate the open circuit voltage of the battery, it being realized that the open circuit volta ...


7
William M Brobeck, John S Givins Jr, Philip F Meads Jr, Robert E Thomas: Point-of-sale system and apparatus. Transactron, Eckhoff Hoppe Slick Mitchell & Anderson, March 23, 1976: US03946220 (134 worldwide citation)

A point-of-sale terminal system including one or more keyboard terminals and associated cash drawers in communication with a control chassis having a micro-computer, a printer and power supply. Each keyboard terminal has manually operable keys for designating the various items for sale and associate ...


8
William J Liebig: Synthetic vascular graft and method for manufacturing the same. Meadox Medicals, Blum Moscovitz Friedman & Kaplan, March 23, 1976: US03945052 (128 worldwide citation)

A synthetic vascular graft composed of fine denier polyester fiber forming a warp-knitted tube. The vascular graft has a porosity sufficient for optimum tissue ingrowth characteristics while at the same time retaining sufficient control of porosity to prevent hemorrhage at the time of implantation. ...


9
Howard B Pritz, Sherwood G Talbert: Injection device. SmithKline Corporation, Smith Harding Earley & Follmer, March 23, 1976: US03945379 (121 worldwide citation)

A pressure operated injection device supports an ampul containing a plunger. A ram which actuates the plunger is spring biased to a retracted position and is advanced by a gas under pressure. A source of gas under pressure is connected by a passage to a gas accumulating chamber which in turn is conn ...


10
John C Darjany: Magnetic-type information card and method and apparatus for encoding and reading. R D Products, Foster York, March 23, 1976: US03946206 (115 worldwide citation)

A flexible resilient magnetic particle type information card capable of correctly reading information thereon after such card has been bent double on itself and creased, said card comprising a flexible base, a layer of uniformly distributed magnetic particles thereon, and a flexible overlayer of non ...