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Patents Published on 05/15/1979


See All Patents Issued In 1979


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NumberTitleIssue Date
4153952Polarized face shield
A variable density polarizing attachment for shields combined with spectacles having polarizing lenses is provided along with a method of making variable density shields. A polarizing rotary disc is attached to standard shield adding optionally: polarized...
05/15/1979
4153953Prosthetic hip joint
A prosthesis according to the invention may be used in a hip joint operation by removing the femoral head and greater trochanter from a femur, forming a stem-receiving space in the interior of the femur, inserting the stem of the prosthesis into the space...
05/15/1979
4153954Combination tub and shower with hydromassage
A combination tub and shower for installation in a home as a unit, an enclosure formed of a generally horizontal bottom wall and a substantially vertical sidewall extending upwardly from the bottom wall to a height which is greater than that of an adult h...
05/15/1979
4153955Solar energy converter
There is described a solar energy converter employing a stationary mirror which reflects and focuses solar radiation onto a bank of contiguous radiation concentrators through which a liquid is selectively passed as the focussed radiation passes thereacros...
05/15/1979
4153956Toilet deodorizer device
A toilet deodorizer device having a flow inducing and odor removing assembly arrangeable in the upper portion of a toilet tank for drawing air from the rim portion of a toilet bowl associated with the tank upwardly through a conventional overflow pipe pro...
05/15/1979
4153957Convertible adult and infant toilet seat
A convertible toilet seat which includes a main seat and a built-in infant seat of smaller diameter in three segments sandwiched therein in slots in the main seat and an actuating rod for moving the infant seat in and out of position. The segments are mou...
05/15/1979
4153958Compact seating and bed arrangement
A compact case containing two compartments, one of which stows an inflatable bed and the other of which stows an inflatable high-back seat. The seat and bed are shaped to gain support from the case when in an inflated condition, and the seat includes inte...
05/15/1979
4153959Spring attachment clip
A spring attachment clip for the fastening of springs to furniture frames, the clip carrying its own means for being secured to the frame and having in addition means for reducing or eliminating audible noise as ordinarily caused by the action of the spri...
05/15/1979
4153960Beehive
An indoor observation beehive is disclosed which comprises an enclosed brood chamber and at least one enclosed honey chamber which can be isolated from the brood chamber. Two gated passageways are provided between the brood chamber and each honey chamber,...
05/15/1979
4153961Method and apparatus for randomly dyeing textile yarns in a continuous system
Multiple strands of undyed yarn are fed continuously from supply spools or bobbins supported on a creel to a skein winding apparatus. The strands each pass along a substantially horizontal path through one or more spaced dyeing stations where they are eng...
05/15/1979
4153962Undersea tether/termination assembly
A tethered termination assures that a float is held at and below the wateir interface to dissipate the dynamic energy of surface waves. The termination is secured to a ballast from which the tether reaches upwardly to the float. Splicing a wire rope or s...
05/15/1979
4153963Cover breaker mechanism
A cover breaker mechanism which functions to shape a cover to the back of a book which is moving in one direction. The cover breaker mechanism includes a bottom plate for engaging the bottom portion of the cover which forms the back of the book and a pair...
05/15/1979
4153964Oscillating gear ratchet drive
An oscillating gear ratchet drive unit transmits rotating motion and torque from a drive gear to a driven shaft in a preselected direction of rotation and includes a shaft and a gear operably connected to a drive gear and positioned transversely with resp...
05/15/1979
4153965Installation for de-slagging casting ladles
An installation for de-slagging casting ladles having a de-slagging machine comprising means for raising each ladle to be de-slagged and tilting it into an inclined de-slagging position with its opening directed downwards. Once de-slagging has been comple...
05/15/1979
4153966Spring feed device
A feed control device for use in conjunction with both hand held and wheel mounted plumbing tools of the type used for cleaning and removing obstructions from drain pipes in which an elongated coiled spring wire, or plumber's snake, is advanced through th...
05/15/1979
4153967Rotatable brush for a shampooer-polisher
A rotatable brush has a synthetic resin and wood hub defining an axis. At least two complementarily shaped mounting rings are integrally connected with and extend radially from the hub. Each mounting ring has an outer rim, and the rings are heat sealed to...
05/15/1979
4153968Cleaning device
A cleaning device including a generating unit, a remote cleaning head having a dispensing chamber through which a heated cleaning solution is applied to a surface to be cleaned, and a closed circuitous system connected to a source of an aqueous liquid, a ...
05/15/1979
4153969Device for introducing drapery (curtain) holding elements into a drapery (curtain) rod
The invention relates to a device for introducing and extracting drapery holding elements by hand or by means of an auxiliary rod in and out of an opening in the slideway of a drapery rod of a down-turned C-shaped cross-section, wherein the opening is clo...
05/15/1979
4153970Door handgrip with fingerprint recording surface
A door handgrip having means for obtaining a fingerprint of the next person using the door, as a bank robber or a law breaker. For this purpose the grip is provided with a pair of fingergrip surfaces one of which is in normal use and the other of which is...
05/15/1979
4153971Stunner for poultry
Poultry suspended heads down from an overhead conveyor are wetted with an electrolyte while adjacent to an electrolyte holding tank. At the downstream end of the electrolyte tank, a stunning trough is adjustably pivotally mounted on the tank and is compri...
05/15/1979
4153972Vacuum poultry eviscerating apparatus
A lung removal apparatus for poultry in which an access opening to their body cavity has been formed at their vent wherein the apparatus includes a conveyor from which shackle members are flexibly suspended to engage and support the poultry by their hocks...
05/15/1979
4153973Tool for cutting materials and methods for sterilizing the same
A tool for cutting materials such as animal carcasses and portions of carcasses one after another, the tool including a cutting blade and a guard member, together with means for discharging against the blade and against the guard member hot water at steri...
05/15/1979
4153974Molding device
A molding device for molding articles of plastic material such as ground raw meat to make hamburger patties and the like while at the same time limiting the maximum total pressure applied to the material. The device comprises a hopper for the material, a ...
05/15/1979
4153975Method and apparatus for parting a segment from a length of shirred, thin-walled tubing
A method of parting a segment from an advancing length of shirred, thin-walled tubing. The method comprises unfolding a portion of the shirred tubing intermediate the ends while the same is advancing by applying a separator to the shirred tubing. After th...
05/15/1979
4153976Roller gin with spiral blade rotobar
A roller cotton gin including a ginning roller and a stationary knife to which seed cotton is conveyed by the friction surface of the ginning roller for separating lint fibers from the cotton seed, and a rotary stripping blade device adjacent the stationa...
05/15/1979
4153977Method of forming a continuous fiber layer of constant weight per unit length and apparatus for implementing the method
A method of, and apparatus for, forming a fiber layer of substantially constant weight per unit length, there being provided supply means for supplying a fiber and air mixture onto a moving, fiber-separating, perforated surface. A suction opening is arran...
05/15/1979
4153978Method for fiber alignment using fluid-dynamic forces
A method and apparatus are provided for aligning individual fibers parallel to the main fluid stream that is conveying them, using fluid-dynamic forces. This method and apparatus are based on the use of converging streamlines in a nearly irrotational flow...
05/15/1979
4153979Assembling components
An assembling component for rigidly interlocking with one or more identical components, to lock plates and the like together including a base and a hook-shaped member integral with the base and having an outer side and an inner side with the hook-shaped m...
05/15/1979
4153980Self-lubricating slide fastener
Sorbent cords are saturated with a liquid lubricant and secured in the respective tapes of a slide fastener adjacent the coupling elements to provide lubrication for a slider of the slide fastener....
05/15/1979
4153981Attaching assembly for sheet material
A sheet material securement, including a base presenting a recessed channel, is provided with an interlocking, material-holding element adapted to be frictionally received within the channel and having a groove extending longitudinally of the element for ...
05/15/1979
4153982Method and apparatus for forming cross ribbed pipes
A method and apparatus of forming ribbed pipes, after an initial pipe resssing in which bending of the rib of the plane perpendicular to the rolled pipe axis takes place, and straightening of the rib thenafter. Then on duplex metal pipes, the outside pip...
05/15/1979
4153983Cylinder wall repair
Cylinder wall repair wherein worn or damaged areas of the cylinder are restored. The cylinder housing is rebored and threaded or ground. An externally threaded or grooved sleeve member is then screwed or inserted into the cylinder housing. The internal co...
05/15/1979
4153984Method of fabricating an MNOS memory device
A method for fabricating a variable threshold IGFET free of parasitic effects and the "floating gate" effect. The method comprises forming a semi-conductive substrate of a first conductivity type material, forming a pair of laterally spaced diffusion regi...
05/15/1979
4153985Method of looping armature coil leads about commutator tangs
A flier-type armature winder winds armatures consisting of a commutator with circumferentially gapped tangs and an armature core, co-axially mounted on a common shaft. In operation, at least one flier winds coils of wire successively onto the armature cor...
05/15/1979
4153986Method for producing composite superconductors
A superconductor including V3 Ga is produced by making a composite of a vanadium core metal, a continuous portion of aluminum surrounding the vandium core metal or forming a second core, and a copper, silver or copper-silver alloy containing ga...
05/15/1979
4153987Method for assembling keyboard
A method is shown for assembling a calculator keyboard which comprises a plurality of switches on a substrate board where each switch comprises first and second contacts spaced from each other on one side of the board and an electrically conductive actuat...
05/15/1979
4153988High performance integrated circuit semiconductor package and method of making
A high performance package for integrated circuit semiconductor devices in which decoupling capacitors are provided in close proximity to the integrated circuit devices for reducing voltage variations in the power driver lines, and/or a ground plate overl...
05/15/1979
4153989Automatic piercing nut assembling arrangement
An automatic piercing nut assembling arrangement mounted at a ram of a press together with ordinary stamping dies and/or other assembling arrangements of the same type. A device is provided for temporarily suspending an automatic supply of piercing nuts t...
05/15/1979
4153990Power tool
Disclosed is a power tool of pen hold type which comprises, within a substantially tubular case having a tip tapered end, a prime mover, a power transmission mechanism connected to the prime mover, a clutch mechanism connected to the power transmission me...
05/15/1979
4153991Abrasive hand covering
A hand covering or glove having a flexible two-piece body with a plurality of discrete abrading units disposed on the hand covering to permit free flexing thereof. Each abrading unit is a discrete one-piece molded synthetic organic resin member with an ab...
05/15/1979
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