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Patents Published on 04/25/1978


See All Patents Issued In 1978


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NumberTitleIssue Date
4085464Double oven mitt
A double oven mitt which is fabricated of flexible heat-resistant material and comprises a band elongated on an axis which connects a pair of mitts for receiving the left and right hands of a wearer. Each of the mitts includes a thumb portion extending su...
04/25/1978
4085465Shoulder strap guard
A shoulder strap guard in the form of a one-piece wire includes rearwardly projecting prong portions and forwardly projecting tongue portions, the tongue portions being maintained in a vertically spaced plane above the plane of the prong portions by inwar...
04/25/1978
4085466Prosthetic joint device
A prosthetic joint device is provided with first and second components respectively providing convex and relatively flat articulatory bearing surfaces, and a third component is located between the former components and has two surfaces which are complemen...
04/25/1978
4085467Intraocular lens
An intraocular lens device for insertion within an eye having a lens portion placed against one side of the iris, means for stabilizing the lens portion extending through the pupil, and anchor means passing through an iris opening....
04/25/1978
4085468Cushioned toilet seat assembly
A cushioned toilet seat assembly wherein the seat and cover members are each fabricated with a pair of upper and lower base members upholstered about the respective tops and bottoms thereof, and wherein the covering material overlaps and is affixed to rel...
04/25/1978
4085469Waste control with replaceable cable
A drain plug in the outlet of a plumbing fixture such as a lavatory basin or bath is connected with the waste control handle by means of a flexible cable loosely contained within a flexible tube extending through the overflow pipe and the drain pipe, to o...
04/25/1978
4085470Ventilated toilet device
Usual ventilating toilet devices require a relatively expensive vent system built into the seat unit or an attachment to the seat unit which has to be custom-designed for specific toilet bowl constructions. This means that they are not universal in attach...
04/25/1978
4085471Invalid bed arrangement
An arrangement which allows patients confined to their beds, to use a toilet without leaving their beds or to be placed in a wheel chair. A sectionalized mattress is positioned in sequential steps so as to place the patient directly over a toilet or in a ...
04/25/1978
4085472Invalid bed arrangement
An arrangement which allows patients confined to their beds, to use a toilet without leaving their beds. A sectionalized mattress is positioned in sequential steps so as to place the patient directly over a toilet without discomfort to the patient. The ma...
04/25/1978
4085473Deck platform extension for boats
A removable deck platform is attached to the stern transom of a boat for extending the effective deck space of the boat rearwardly. Hinges are used to removably attach the deck platform to the transom. Triangular support braces attached to the bottom of t...
04/25/1978
4085474Apparatus for interiorly cleaning lengths of pipe
Apparatus for cleaning scale, sludge, rust, concrete, or other unwanted material from the interior walls of sections of pipe, the apparatus including a honing tool which is insertable and rotatable in a section of pipe clamped on a transportable primary c...
04/25/1978
4085475Scouring device
A scouring device in which a shaped scouring pad is held up into a rigid skirt portion of a pad holder, the skirt portion being generally concave and having downwardly extending projections, by a securing member which has a washer-like member at its base ...
04/25/1978
4085476Mop constructions and method of making same
Mops formed by laying down one or more cords of yarn in a continuous manner back and forth so that the cords extend generally transversely from one side to the other to form looped ends along the opposite side edges thereof. The cords are secured together...
04/25/1978
4085477Flue and chimney cleaners
A tool for cleaning flues or chimneys which has surface-engaging scrapers, levers for displacing the scrapers into engagement with the surfaces to be cleaned, and a resilient connector between the levers and an actuator therefor. The tool may be so made a...
04/25/1978
4085478Squeegee apparatus
A squeegee apparatus consisting essentially of a pair of substantially parallel arms movable towards and away from one another while remaining parallel, each arm bearing on its inner face a squeegee blade, one squeegee blade being mounted on its respectiv...
04/25/1978
4085479Tool for removal and replacement of caster springs
A spring compressing tool including a plate having three spaced holes therein. A center hole is provided to allow access to the locking nut of the caster assembly and two other holes in the plate are in alignment with two already available holes in the ca...
04/25/1978
4085480Decorative drapery rod assembly
A decorative drapery rod assembly including a hollow rod of rectangular section having longitudinal beads and supported upon spaced wall brackets. The rod is nestingly enclosed by a series of decorative plastic modules of channel shape arranged closely en...
04/25/1978
4085481Hammer-set housing for furniture hinges
A hammer-set housing for furniture hinges, having a hammer-set cup which can be pressed into a bore of suitable undersize in a furniture part, and which has at its outer margin a projecting lip which rests in a specified installed position on the flat out...
04/25/1978
4085482Meat tendering machine
A meat tendering machine particularly adapted to keep most of the blood within the meat and including a safety feature protecting against undesired access to the meat tendering rollers. This meat tendering machine includes a base, a hollow column mounted ...
04/25/1978
4085483Apparatus for shirring tubular films
In apparatus for shirring tubular films, the shirring rollers rotate not only about their own axes but also about the longitudinal axis of the shirring mandrel. This gives increased and more uniform compression....
04/25/1978
4085484Apparatus for treating tubular fabrics
In the present invention, there is provided a pair of pressure rollers mounted on a frame for removing the excess liquid from the fabric at the nip formed between the rollers. A predetermined planar path passes through the nip of the rollers coincidental ...
04/25/1978
4085485Process and device for forming non-woven fabrics
A process and device useful therein for hydraulically entangling the fibers in a fiber batt to form a non-woven fabric. The process includes applying at least one liquid curtain against the fiber batt while it is supported on a moving, apertured backing s...
04/25/1978
4085486Method of producing needled, non-woven tubing
A method for continuously producing needled, non-woven tubing by winding a web on a stationary mandrel, multi-needling overlying turns and frictionally driving the formed tube about the periphery of the mandrel. The mandrel is tapered to accommodate shrin...
04/25/1978
4085487Method for producing slubby yarn
A process is disclosed for preparing slubby strands in which a textile strand is passed either over a surface or through a slubbing tool. The surface, if employed, may include a plurality of fluid passages positioned therein. As the strand passes over the...
04/25/1978
4085488Method and apparatus for winding and forming cooling coils
A method for forming cooling coils of successive layers of rectangular configuration, in which the front end of an elongated tube is threaded between rolls of a straightening apparatus and clamped onto the periphery of a rectangular table, whereafter the ...
04/25/1978
4085489Process for fabricating hollow races or wheels provided at their lateral ends with axle stumps in which process substantially no chips are produced; and races and wheels manufactured in accordance with this process
A roller including a hollow cylindrical pipe portion having an outer diameter corresponding to that of the roller and having axle stump portions which have axial cylindrical end portions. The axle stump portions being at least partially frusto-conically s...
04/25/1978
4085490Method of making a rolled metal piston ring
A rolled steel oil control piston ring for internal combustion engines is of generally U-shaped cross section with a pair of opposed rigid sidewalls projecting inwardly of the ring from a central peripheral wall thereof. A pair of flat-faced solid scraper...
04/25/1978
4085491Solar energy heat exchanger and method for making same
A fluted strip of heat conducting material is spirally wound edgewise about a length of pipe and, in combination, define a heat exchanger for receiving solar energy. The lateral edges of the flutes forming the outer edge of the strip define an undulating ...
04/25/1978
4085492Bending and straightening mechanism for mine roof bolts
A method and apparatus for successively bending and straightening a bolt shank and the like for insertion into a bolt hole is characterized by a readily transportable compact device having inner and outer spaced cooperating rollers engageable with diametr...
04/25/1978
4085493Method of producing egg cooking indicator
A device having heat transfer characteristics generally corresponding to an egg and including an indicating means to indicate when a desired degree of cooking of an egg, of any size, subjected to the same treatment as the device, has been achieved. The de...
04/25/1978
4085494Method of and apparatus for positioning blades of a wood-chipping cutter drum
A wood-chipping cutter drum is rotatable about a drum axis and carries at least one elongated blade which has a cutting edge defining an orbit of rotation of the drum and which is radially displaceable in a blade direction relative to the drum axis. An ad...
04/25/1978
4085495Method of erecting forms for a concrete form
Providing vertically erect sets of oppositely positioned forming panels, with the sets being interconnected by means of tie rods and wedging plates. Some of the wedging plates are positioned adjacent to edge portions of their related panels so as to form ...
04/25/1978
4085496Manufacture of metallic strip
A method of manufacturing metallic strip which differs in composition across its width includes feeding a cutting tool continuously into the peripheral surface of a rotating workpiece comprising a plurality of cylindrical components of differing compositi...
04/25/1978
4085497Termination apparatus for electrical connectors
A termination apparatus for electrical connectors, which includes an improved apparatus for applying operating forces from an apparatus operator to rotatable insertion arms, is provided for use in inserting a plurality of insulated conductors into respect...
04/25/1978
4085498Fabrication of integrated circuits containing enhancement-mode FETs and depletion-mode FETs with two layers of polycrystalline silicon utilizing five basic pattern delineating steps
Enhancement-mode field-effect transistors (FETs) and depletion-mode FETs are provided on the same semiconductive substrate using five basic, lithographic, pattern-delineating steps. The five lithographic masking steps delineate in order: (1) the field iso...
04/25/1978
4085499Method of making a MOS-type semiconductor device
A method of making an MOS-type semiconductor device wherein the surface thereon for the conductors is flat. For this purpose, a polycrystalline silicon layer is provided and a part of the layer is selectively oxidized, so that the remaining portion of the...
04/25/1978
4085500Ohmic contacts to p-type mercury cadmium telluride
Ohmic contacts to p-type mercury cadmium telluride are prepared by depositing a Column IB metal on a surface of the p-type mercury cadmium telluride, depositing a buffer material on the Column IB metal, and contacting the buffer material with a bonding ma...
04/25/1978
4085501Method for fabrication of integrated optical circuits
Method and apparatus are disclosed for making integrated optical circuits. A waveguide in the form of a thin layer of dielectric material is modified as to its coherent radiation transmitting properties by electron beam impingement thereon so as to modula...
04/25/1978
4085502Jumper cable
An electrical jumper cable comprising a plurality of spaced metallic conductors, each conductor having a flexible area and integrally formed rigid terminal ends, is provided. Starting with a metallic sheet having a thickness approximating that required fo...
04/25/1978
4085503Electric dry shaver with adjustable long hair trimmer
Electric dry shaver having a shaving head and a trimmer for cutting long hair, the trimmer being equipped with adjustable means to control the height or length to which the trimmer may cut hair. Control means within the shaver are provided to adjust the h...
04/25/1978
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