"Fooling around with alternating current is just a waste of time. Nobody will use it, ever."
Thomas Edison ; 1889
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| Number | Title | Issue Date |
| 4894865 | Foam scarf There is disclosed a scarf having an elongated, lightweight body of a foam material such as polyurethane foam, and which body has a plurality of spaced, transverse slits located at one end and opposing notches located at the opposite end forming a hook-li... | 01/23/1990 |
| 4894866 | Bartender's glove A bartender's glove includes a glove having an index finger portion and a thumb portion with truncated ends. The juncture between the index finger and thumb has a leather grip affixed thereto which will frictionally grip a twist-off bottle cap. The glove ... | 01/23/1990 |
| 4894867 | Sports trunk A bifurcated trunk with thigh length leg portions, each terminating in a lower extremity, has closure structure to tighten the lower extremity. The closure structure can include a slit extending upwardly from the lower extremity and defining first and sec... | 01/23/1990 |
| 4894868 | Shoulder pad harness A shoulder pad harness for securely and comfortably supporting a pair of shoulder pads on a wearer's shoulders without a bra or other fasteners is described. Preferably, the shoulder pad harness comprises an adjustable chest strap adapted to be supported ... | 01/23/1990 |
| 4894869 | Protective under garment A protective under garment having a waterproof outer surface and an absorptive inner surface. The garment has a waistband and leg bands for securing the garment about the user. The garment is open faced and leg bands secured to the crotch of the garment h... | 01/23/1990 |
| 4894870 | Toilet seat latch A latch mechanism for a hinged cover such as a toilet cover comprising a base which is mounted on the bowl of the toilet, a latch bar which is pivotally mounted on the base and movable between a horizontal position which interferringly overlies as the toi... | 01/23/1990 |
| 4894871 | Transfer aid A transfer aid includes a space frame releasably securable to a commode having a series of assist bars within hand-reachable distance from the commode user. The assist bars are grasped for initiating pivotable weight transference and for providing lift su... | 01/23/1990 |
| 4894872 | Waterless sanitation system with ventilation A waterless sanitation system with ventilation. A toilet within a building is located over a pit having a solids holding basket suspendedly mounted within a liquids holding tank. A plurality of air inlet pipes extend externally of the building downwardly ... | 01/23/1990 |
| 4894873 | Wave suppression means A wave suppression device, for use suppressing waves and for use in the demarcation of swimming pool lanes, comprised of a cylindrical core having a plurality of fins radially extending from its outer surface. The fins are positioned substantially coexten... | 01/23/1990 |
| 4894874 | Automatic faucet A faucet for automatic operation defining a base and an elongated cantilevered spout body provided with a discharge outlet. A sensing means for automatic operation in the form of an emitter an detector are mounted on the spout body intermediate the base a... | 01/23/1990 |
| 4894875 | Sink mat organization A sink mat is set forth wherein the mat is of a generally rectangular configuration formed of laminated polymeric layers. The layers are mechanically or adhesively secured together to capture coil springs therein. THe coil springs are formed in a pluralit... | 01/23/1990 |
| 4894876 | Multipurpose maternity care bed A bed for multipurpose maternity care uses includes an elevationally adjustabel bed frame carried by transversely spaced lift mechanisms that permit the bed frame to nest between the lift mechanisms as it is raised or lowered with respect to a supporting ... | 01/23/1990 |
| 4894877 | Mobile lounge A mobile lounge is provided consisting of a base frame having foldable legs attached thereto and a seat section and back section pivotally attached with respect to the base frame. The foldable legs, seat section and back section are all foldable against t... | 01/23/1990 |
| 4894878 | Sleeping bag A sleeping bag (2) includes an outer shell (4), an inner liner (6) and a plurality of longitudinally extending insulating batts (24) therebetween secured along their longitudinal edges (20, 22) to the shell and to the liner in an overlapping, shingled arr... | 01/23/1990 |
| 4894879 | Hand tool A compound hand tool used in holding a thermostatic expansion valve in a refrigeration unit. The tool comprising an enlarged circular end with an opening extending there through and a finger-like second end opposite the first end. The tool is used to hold... | 01/23/1990 |
| 4894880 | Tooth brush A tooth brush having a plurality of rows of bristles of varying stiffness and cut. Outer bristles are directed to the gum line, while inner bristles work directly on the tooth surface. The inner bristles are stiffer than the outer bristles to assure prope... | 01/23/1990 |
| 4894881 | Wet/dry vacuum machine A vacuum machine for collecting hazardous materials is adapted for wet or dry applications without diminishing the storage capacity of the reservoir.... | 01/23/1990 |
| 4894882 | Portable vacuum cleaner A portable vacuum cleaner for use in both dry and wet operations includes a main body case housing a fan motor and having intake and discharge openings, a dust case having a suction part and removably attached to the main body case around the intake openi... | 01/23/1990 |
| 4894883 | Door closers Automatic door closers have a latch mechanism for holding the door open. In one mode of operation, the latching of the door is effected automatically when the door is opened. Tapping the door closer cylinder upwardly releases the latch mechanism and allow... | 01/23/1990 |
| 4894884 | Over-center self-closing hinge for cabinet doors Over-center self-closing hinge for cabinet doors, having an inner link and an outer link in a quadrilateral arrangement and a lever in the form of a hairpin spring fulcrumed at one end in the cabinet-wall-related hinge part and thrusting at right angles t... | 01/23/1990 |
| 4894885 | Killing device for poultry The invention relates to a killing device for poultry with a cutting slot moving with and aligned transversely to the transporting direction of the sideways conveyed animals (12), a head aligning means (62) located below the catching slot and a holding me... | 01/23/1990 |
| 4894886 | Blended yarn producing device A blended yarn producing device includes a draft device having back rollers, middle rollers and front rollers and a twisting device succeeding the draft device, which is constituted such that a trumpet guide for introducing slivers of different types sepa... | 01/23/1990 |
| 4894887 | Eyeglass retainer An eyeglass retaining carrier device which is clipped to the clothing of an eyeglass wearer for supporting and maintaining a pair of eyeglasses, by one of its temple sidepieces, in a substantially downward suspended inclination.... | 01/23/1990 |
| 4894888 | Device for temporarily connecting the ends of two structures of which at least one is flexible This invention relates to a device for temporarily connecting the ends of two structures of which at least one is flexible and comprises over its length a bead adapted to be introduced inside a gutter provided along the second structure, wherein the gutte... | 01/23/1990 |
| 4894889 | Lashing system A tensioning and securing device for a lashing system comprises a U-shaped member (10), for engagement with first lashing elements (24) and a cross-member (16) having holes through which the legs of member (10) extend and which can slide up and down the l... | 01/23/1990 |
| 4894890 | Buckle assembly A buckle assembly composed of three components, i.e. a retainer base, a plug and a socket for releasably connecting three belts or straps. The retainer base has an aperture for receiving therein an upstanding generally C-shaped locking lug to connect the ... | 01/23/1990 |
| 4894891 | Apparatus for measuring the weft thread position and for aligning the weft thread in textiles The invention is a mechanical method for measuring the position of a weft thread in a moving textile fabric and aligning the weft thread. The invention is also an apparatus for carrying out the method. The method comprises introducing substantially at poi... | 01/23/1990 |
| 4894892 | Method for processing a warp sheet of yarns An apparatus for processing an advancing warp sheet of yarns is disclosed, and which includes at least one yarn guide reed which serves to maintain a predetermined lateral separation between the individual yarns of the warp sheet. The reed includes a tran... | 01/23/1990 |
| 4894893 | Pneumatic reed drawing-in apparatus Here is disclosed an apparatus for successive drawing-in of warp through repsective reed blade gaps of a reed in the automatic loom, comprising a nozzle disposed above the reed which is movable transversely of the reed blades and extended from an upper po... | 01/23/1990 |
| 4894894 | Continuous high speed method for making a commingled carpet yarn A continuous, high speed (greater than 800 meters per minute) process and apparatus enable the production of a multifilament carpet yarn having a degree of filament intermixture high enough so that a standard deviation of less than 6.0 results upon conduc... | 01/23/1990 |
| 4894895 | Method of making an ultrasonic probe A method of making an ultrasonic probe having a piezoelectric vibrator composed of an array of piezoelectric vibrator elements, and an electrode plate having as many electrode patterns as the number of the piezoelectric vibrator elements. The piezoelectri... | 01/23/1990 |
| 4894896 | Precision centering device Precision centering device useful for positioning items in a predetermined position has first and second halves which are held within a frame. The first and second halves are maintained against retaining walls within the frame by resilient material. The b... | 01/23/1990 |
| 4894897 | Linear bearing assembly A linear bearing is made with races molded in place in a plastic shell. An inner ball cage is assembled by sliding the cage into the shell. Open ends of the ball receiving guides in the cage slide along the inward extending races. The cage and ball guide ... | 01/23/1990 |
| 4894898 | Method of making castellated beams A method of producing castellated beam. A first continuous cut 18 is made along the web of a universal beam, and a second cut 20 is then made along the web on a path differing from the path of the first cut. The cuts are such as to define rectilinear sect... | 01/23/1990 |
| 4894899 | Camshaft bushing positioner A positioner for use in removing from or installing camshaft bushings in a camshaft alley of an engine employing a camshaft extending along an axis and having a front planar face normal to the axis includes a yoke removably secured to the engine front fac... | 01/23/1990 |
| 4894900 | Tool for removing a fuel injection nozzle A fuel injection nozzle 10 having a nozzle body 12 to which is attached a banjo-type inlet stud 16, by means of heat shrinking. After the shrink fit attachment, a blind passage 20, 22 in the delivery tube portion 134 of the inlet is drilled through to pen... | 01/23/1990 |
| 4894901 | Method for positioning a robotic work system A robotic work positioning system includes a programmed, powered robot, and a non-powered arm which is locatable at various positions in three dimensional space by means of the powered robot. A mating interconnection is provided on the non-powered arm whe... | 01/23/1990 |
| 4894902 | Window operator assembly method A window operator has a base with an upstanding pivot pin having a bushing thereon and at least one component pivotally mounted on the bushing. The components are held in assembled relation by a captured washer and the washer has an outer annular portion ... | 01/23/1990 |
| 4894903 | Assembly jig and method for making wing panels A jig is provided for assembling various different wing skin panels, all having different airfoil profiles. The jig includes a frame that has a plurality of colinear attachment points. These points define a center line axis that is generic for any panel a... | 01/23/1990 |
| 4894904 | Method of forming armature core of electric rotating machine A method of forming an armature core for an electric rotating machine is disclosed. Each band-shaped metal sheet for forming a core sheet has a multiplicity of grooves formed along a longitudinal edge which defines the inner peripheral edge of a core shee... | 01/23/1990 |