1
Stubstad James A: Prosthesis for articulating body structures. Cutter Laboratories, Owen Wickersham & Erickson, April 29, 1975: US3879767 (156 worldwide citation)

An article for the relief of pain and restricted movement of joints resulting from arthritic disease or trauma comprising a relatively thick contoured or cup-like member with a curved smooth surface provided by a layer of biocompatible elastomer and the opposite surface covered by a biocompatible ti ...


2
Green Dwight C: Feeler operated saw guard. Brelsford Harry W, April 29, 1975: US3880032 (99 worldwide citation)

A pivoted finger feels the thickness of a board by rotating to the angular position that allows the board to pass under the feeler. The feeler finger rotates a cam that in turn actuates a mechanism to lift the saw guard by the dimension indicated by the angular position of the feeler. Thereupon the ...


3
McCabe Terrill R: Golfer club including indicators for aligning golfers head relative thereto. Melville Strasser Foster & Hoffman, April 29, 1975: US3880430 (89 worldwide citation)

The head of a golf club is provided with two sets of indicia, each set being located at a different level and one set arranged to lie between portions of the other set. The two sets of indicia are arranged in association with the golf club head so that, when the golfer adjusts his body with respect ...


4
Connell Joseph Bernard, Zarouni Alfred: Emergency reporting system. Bell Telephone Laboratories Incorporated, Marshall D A, April 29, 1975: US3881060 (89 worldwide citation)

An emergency reporting system for selectively interconnecting ones of a plurality of telephone stations, each assigned a directory number, through the telephone communication switching network to designated emergency service centers. The system is arranged so that a calling telephone station dialing ...


5
Lockhart Jr James Albert: Capacitor socket for a dual-in-line package. Burroughs Corporation, Klein Alan Petlin, Penn William B, Peterson Kevin R, April 29, 1975: US3880493 (88 worldwide citation)

A socket for interconnecting a dual-in-line integrated circuit package and a printed circuit board assembly. The electrodes of a decoupling capacitor are embedded in the body of the socket, the material of the socket forming the dielectric of the capacitor, and the contacts of the capacitor making e ...


6
Ritterskamp Jack H: Medicinal syringe actuating device. Gribble Wm Jacquet, April 29, 1975: US3880163 (88 worldwide citation)

A removable cylindrical carrier is longitudinally slidable within a cylindrical inner body which, in turn, is longitudinally slidable in a generally cylindrical outer body. The carrier accepts and mechanically operates various conventional hypodermic syringes. A combination of springs and latches im ...


7
Hoff Seymour: Inserter for contraceptive device. Parrott Bell Seltzer Park & Gibson, April 29, 1975: US3880156 (88 worldwide citation)

A one piece inserter for a medical device such as an intrauterine contraceptive device is provided. The inserter has a leading end and a trailing end with the leading end comprised of a smaller cross sectional area than the trailing end. The leading end has both a notch and a hollowed internal area ...


8
Thorn William F, Smelser Thomas W: Crash restraint inflator for steering wheel assembly. Rocket Research Corporation, Graybeal Barnard Uhlir & Hughes, April 29, 1975: US3880447 (76 worldwide citation)

A crash restraint inflating system to inflate a protective cushion for the occupant in a crash situation. There is an inflating device comprising an inner cylindrical container with a gas producing composition therein, which discharges its combustion products into an outer cylindrical container circ ...


9
Brueske Ralph H: Portable, personnel guard rail. Butler Manufacturing Company, Shoemaker and Mattare, April 29, 1975: US3880405 (72 worldwide citation)

A portable, reusable personnel guard rail for providing a safe work area for workmen working at dangerous heights, particularly in the building construction industry, comprising a plurality of upright posts having attachment bases thereon shaped complemental to a unit of the building or the like to ...


10
Solen Morris: Variable tension fluid mattress. Flehr Hohbach Test Albritton & Herbert, April 29, 1975: US3879776 (69 worldwide citation)

A mattress for support of the human body in which the body engaging surface includes a large number of individual inflatable pads. The pads, forming either the entire mattress or an individual zone thereof are interconnected to a single fluid chamber providing a predetermined fluid pressure. In a ma ...



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