Abstract: A device to cover the lips of the user to protect the lips from the effect of prolonged sun and wind including a one-piece flexible blank folded into a substantially V-shaped configuration. The legs of the V are inserted in the mouth of the user and the flanges cover the lips. An oval opening is provided in the legs to enable the mouth of the user to function normally for eating and talking.

Abstract: A one-piece construction for pantyhose or the like that has sufficient crotch rise and contains no excess material in the longitudinal dimension. An integral elongated tube of knit fabric has a waist slit formed in the middle portion thereof extending in the dimension of elongation of the tube. One or more crotch slits are formed in the middle portion of the tube in an area thereof generally opposite the waist slit, the crotch slit(s) extending generally in the dimension of elongation of the tube and each crotch slit having a pair of end terminating points. The end terminating points of the crotch slit(s) are moved toward each other so that the orientation of the crotch slit is changed, the crotch slit assuming a translocated position, and then the tube is closed in the area of the crotch slit while the crotch slit is in the translocated position.

Abstract: Implant for bone surgery and for dental therapeutics, comprising an alloy containing defined critical amounts of titanium and/or zirconium, and other selected elements including niobium, tantalum, chromium, molybdenum and aluminum. Dissolved gases may also be included. The alloy is free from copper, cobalt, nickel, vanadium and tin, apart from the usual impurities.

Abstract: Wrist joint prosthesis. As a replacement for the joint in a human wrist, there is provided a prosthesis permitting both vertical motion, sidewise motion and rotary motion but preventing twisting motion around an axis projecting from and parallel with the lower forearm. For this purpose, there is provided a metal socket fitted with a prong receivable into a bone of the forearm. A plastic cup made of material self-lubricating with respect to such metal socket is fitted within said socket, snappable thereinto to resist but not prevent withdrawal therefrom and having a rectangular projection-and-slot relationship with said metal socket to permit relative motion with respect thereto in only a single plane.

Abstract: Biocompatible metal balls are secured by affixation stems to the humerus and the scapular region of the shoulder. The balls are rotatably captured between a pair of cutout plastic hemispheres, which are secured to each other to form a spheroid by a metal shell. The prosthesis accordingly provides a wide range of articulation with substantially high stability.

Abstract: A casing having a side open inwardly of a shower enclosure, and a plurality of cylindrical scrubbers rotatable in the casing and projecting out of said casing for contact with the back of a person; a transmission in a closed compartment adjacent to the casing is drivingly connected to the scrubbers; an electrical motor drive remote from the shower enclosure; and a flexible drive connecting the remote motor drive to said transmission; all electrical wiring and electrically charged parts being outside of and remote from the shower enclosure.

Abstract: A section of Velcro material is positioned on the edge of waterbed mattress adjacent each corner. The material is either connected directly to the mattress or attached to a strip of material that extends beneath the mattress and is secured there by the weight of the mattress. The Velcro material is attached to mating Velcro material formed on a mattress pad and/or a lower sheet. An upper sheet is similarly provided with Velcro material to engage or mate with such material on the lower sheet. The section of Velcro may be secured to the mattress by a section of elastic material which will facilitate holding the bedding to the mattress but yet accommodate relative movement of the mattress and bedding.

Abstract: This invention consists primarily of a catamaran type of boat, which includes a main frame upon which is a deck and two standard canoes for use as pontoons. The canoes are converted into pontoons by the addition of light weight cellular floatation material, which makes them virtually unsinkable. The canoes are pivotable between a position along each outer side of the main frame for wide spaced apart support upon the water. The arrangement includes a means whereby the canoe-pontoons are pivoted upward on top of the deck, so as to be out of the way and contracting the pontoon boat width, when being towed as a trailer upon the highway, the underside of the main frame supporting downwardly pivotable wheel assemblies, for travel on the highway surface.

Abstract: An emergency locator system for locating and retrieving sunken vessels and vessels in distress comprising in combination a base, a buoyant float releasably mounted thereon and a long line connecting the base and float. The base is adapted to be mounted on an external surface of a vessel in spaced apart relationship thereto to permit fluid to circulate between the vessel surface and the base. The base comprises a hydrostatic pressure sensing-diaphragm activated float holding and trigger release assembly. The diaphragm is located on a lower surface of the base adjacent the vessel surface when the base is mounted on the vessel. The base has U-shaped grapple cables attached to it and the grapple cable ends may also be attached to the vessel beneath the mounted base. The float is adapted to be releasably mounted on the base and upon the base float being subjected to a pre-selected external pressure the float is released and floats to the water surface being connected to the base by a long locator line.

Abstract: A wing to swim which includes a sleeve to attach to a member to be manipulated under water in generally fore to aft cycles of movement and an umbrella type collapsible canopy carried by the sleeve and moveable in response to water forces caused by the manipulation between canopy open position and a canopy collapsed position to propel an object through water.

Abstract: A water ski binding having a heel piece binding with a flexible heel boot held in place with an adjustable heel member. The heel member is U-shaped and has an elongated slot in each leg. The upper part of the slot extends outward to form a shoulder and an insert having a pair of slots fills the elongated slot to permit custom fit of the heel piece.The shoulder formed in the elongated slot varies in width to form a series of recesses each of which will accept an extension of a fastener to positively lock the fastener in place when the heel binder is used as an adjustable member. A front piece binding with a flexible foot restraining boot is rigidly held in place with a shaped member. The shaped member is fastened around the periphery with a series of recessed holes shaped to accept a nut recessed below the outer surface of the rigid member.

Abstract: A drive for rotating a corner-sweeping brush of a sweeping device includes a gear on the brush, and a translation member provided with teeth engaging the gear and rotating the same about its axis with attendant rotation of the brush when the housing of the sweeping device comes into contact with an obstruction during its forward movement. An actuating member is connected to the translation member under interposition of a time-delay unit, and moves the translation member into engagement with the gear and subsequently toward an extended position thereof with concomitant rotation of the brush so that dirt is removed from the corner region of the surface being swept, even after the housing of the sweeping device has come to a standstill. The actuating member may be connected to a handle of the sweeping device, or it may be a discrete element projecting forwardly or upwardly out of the housing.

Abstract: A scouring-pad construction wherein an outer tubular envelope is inside-out loosely knitted around a loosely fabricated pliant stuffer material, given lengths of such materials being secured to establish end closure along generally transverse alignments. In a preferred form, the inner and outer materials are both knitted, and thermoplastic filament is an important component of both knits, the ends being heat-sealed for permanent closure by local fusion of such filaments.

Abstract: An ice and snow scraper adapted to be held in the hand of a user is disclosed. The scraper comprises a one-piece body having a hand-fitting handle section, a blade section, and an intermediate section. The blade section comprises a scraping surface and an oblique ice-deflecting surface. The intermediate section is curved so as to displace the blade section below the plane of the handle section. This scraper shape facilitates the application of force longitudinally of a surface to be scraped with the hand of the user remaining spaced from that surface while ice is deflected substantially away from the hand of the user and the blade is oriented at the optimum scraping angle.

Abstract: An improved windshield wiper installation in which the windshield wiper blade is held free and clear of abutting surfaces when in a good weather position by dual cam means operatively urging the spring holding means away from abutting surfaces and maintaining the blade in a stabilized condition.

Abstract: A safety device for covering the groove of an opening between doors, windows and the like, and its surrounding casing. The device comprises a bellows mounted opposite to the hinge axis whose opened out folds cover the groove when the door is open and which folds upon one another and to the door itself when the latter is closed.

Abstract: A releasable door hold-open device or assembly is mounted on the header over a door panel. The assembly has a track channel with a top web and depending flanges. A door panel connector arm has a traveller movable in the track channel. A solenoid operates a detent in the track channel near the hinge end of the traveller path. A conductor channel is fastened to the top web and communicates with the track channel through an opening. A connector block releasably adjoins the track channel and the conductor channel at the hinge end thereof. A smoke detector underlies the connector channel at the other end of the track channel. Conductors from outside extend through the connector block, through connecting plugs in the block and track channel and to the solenoid and through the conductor channel to the smoke detector.

Abstract: A typical door closer has a cylinder in which a piston reciprocates to compress a spring. An assistor for such a closer has a cylindrical shell fastened to one end of and continuing the cylinder. The shell has a barrier wall at one end adjacent the cylinder, a partition wall dividing the shell into a booser compartment and a main compartment, and a head wall at the other end. Air under regulated pressure is supplied to the main compartment, wherein the air presses a main plunger tube, extending through the partition wall, against a booster plunger having a rod extending through the barrier wall and abutting the piston. A port in the plunger tube receives air from the main compartment through the tube. In some plunger tube positions the port is blocked by the partition wall and in other plunger tube positions opens into the first compartment. A check valve when open allows air flow from the booster compartment to the main compartment.

Abstract: A machine for loosening and withdrawing fibers from a fiber bale, wherein bars are provided for engaging the top surface of the bale and, when depressed along a certain preselected distance, act in such a way that the carding cloth is active upon a limited thickness zone of the bale.

Abstract: This invention relates to a device for distributing textile fiber slivers inside collection boxes in spinning preparation machines, in particular in drawing frames. The device according to the invention comprises a plate rotating above the collection box and containing an eccentric outlet connected by a duct fixed to the plate to a substantially axial inlet which faces guide calendars for a sliver leaving a spinning preparation machine; the duct is formed by two tubular portions, which are partially inserted in one another and form a cylindrical passage external to the portion defining the duct inlet. In this manner the sliver is guided delicately by a cushion of air centrifuged towards the duct outlet and the friction due to rubbing of the sliver on the duct in proximity of the duct outlet is reduced to a minimum.

Abstract: A shoulder strap retainer having a base to be positioned on the exterior shoulder portion of a garment with securing means attached to the undersurface of the base for removably securing the base to the exterior shoulder portion of the garment. A flexible cover is provided in a common overlapping plane for defining a pocket to contain the shoulder strap with locking means for retaining the flexible cover releasably secured to the base to retain the strap in the pocket. Releasing means is provided for disengagement of a catch associated with the locking means so that the strap is positionable into or out of the pocket.

Abstract: A button for clothes is composed of a button body and a reverse button having a needle member as a set. The button body is formed on its base plate center with an axial hole for insertion of the needle member of the reverse button. The inside of the button body is provided with an engaging means for firm engagement of the needle member of the reverse button inserted into the inside through the axial hole and a detaching means for release of engagement of the needle member that is engaged with the button body. The engaging means is formed by an engaging member provided with a ring portion to be retained between the base plate and an ornament member by means of a thin plate member. The ring portion is formed integrally with two pawl pieces which extend diametrically from the ring portion toward the center. Each of the pawl pieces is formed with a semi-circular notch at its respective ends whereby the notches form a circular hole that coincides with the axial hole of the base plate.

Abstract: A base member of a push pin is formed by casting or molding, and a pin is inserted pointed end first into a hole in the base member and forced through the base member until the end opposite thereof lies below the surface of the base member. The material of the base member is then flowed over the end of the pin, by mechanical or heat techniques, to form a substantially complete layer over the end of the pin within the base member. The pins preferably extend at an acute angle to a flat surface of the base member. The push pin may have pins extending from opposite surfaces thereof, a loop shaped projection adapted to be affixed to a wire, or a hinge separating the base member into a hook portion and a portion carrying one or more pins. The push pin may have a contoured base member to facilitate the affixing of a picture wire to a hook formed on the base member.

Abstract: A slide fastener is provided which comprises a pair of oppositely disposed stringer tapes each carrying along its longitudinal edge a series of uniformly spaced fastener elements. Each of the fastener elements has a pair of openings in the rounded front end face of its coupling end portion, and a pair of lugs on the shoulders of its neck portion. The lugs are complementary in shape to the openings and so disposed as to snugly fit in the corresponding openings of adjacent fastener elements of the companion stringer tape when the fastener elements on the tapes are coupled together.

Abstract: Improved partial turn fastener designed to hold a pair of superimposed panels in fixed registration with each other and allowing release of one panel from the other by merely a partial turn of the knob or screw of the fastener. Featured is the arrangement whereby the panels are maintained together by the pressure applied between a threaded screw and a nut without any intervening springs and the fastening force being determined by the strength of the screw and mating nut. A spring assistance is used for release of the fastener from a partial turn of movement. Locking pin means cooperating with the screw and nut prevent unwanted disassembly of the screw from the nut during unlocking operation.

Abstract: A saddle for a U-bolt clamp formed with two similar sheet metal half sections spot welded together in face-to-face relation. The upper central portion of the web of the clamp is formed with a semicircular recess to accommodate one-half of the periphery of the joint between telescoped tubes. At laterally opposite sides thereof the saddle is formed with parallel upright tubular portions adapted to slideably receive the legs of a U-bolt which surrounds the other half of the tube joint. The lower edge of the saddle, and optionally the edge of the semicircular recess, is formed with reinforcement flanges turned outwardly in opposite directions from the plane of the web of the saddle.

Abstract: Yarn in the form of a yarn wad is passed to a cooling and restraining zone wherein the surfaces of a plurality of balls are pressed directly against the surface of the yarn wad and simultaneously the movement of the balls relative to the yarn wad is restricted so that the balls are prevented from entering the yarn wad and the yarn wad is restrained due to the action of the balls upon the yarn wad. In addition, apparatus is provided useful in the method of the invention.

Abstract: Thermoplastic yarn is textured while at a temperature at or above its plasticizing temperature by impingement thereon of a converging stream of compressible fluid. Prior to impingement, the fluid stream is passed through a convergent/divergent flow path to accelerate the impinging fluid to a velocity in excess of Mach 1. The yarn is under tension at the point of fluid impingement. Subsequently the yarn is cooled below its plasticizing temperature while in a substantially tensionless condition. Apparatus for performing the texturing process is disclosed.

Abstract: Synthetic thermoplastic fibers are crimped in the presence of steam in a crimping zone wherein there are present a defined first region of low but increasing steam pressure, a defined second region of substantially constant, relatively high steam pressure, and a defined third region of decreasing steam pressure. Superior crimped products are obtained having a more permanent bulkiness which resists deterioration during further processing and subsequent use.

Abstract: A blade holder component secured to a revolving milling cutter body includes walls which define a recess for receiving a cutting blade, and which support the cutting blade inserted in the recess. The blade holder component incorporates an adjusting device having a resiliently deformable tongue which is defined by a single slot extending into the blade holder component from the zone of the blade-receiving recess. The tongue has a terminal portion including a support area for engaging the cutting blade received in the recess. A set screw passing through the tongue and traversing the slot is threadedly engaged in the blade holder component adjacent the tongue. By turning the set screw, the position of the resilient tongue is changed for altering the orientation of the cutting blade in the recess of the blade holder component.

Abstract: A drum support apparatus including outboard and inboard hubs having outer surfaces adapted for interface fitting with the inside surface of a drum. The hubs while being supported on a shaft that is cantilevered from a frame, provide support for the drum in the form of a plurality of spaced equidistant lobes located on their outer surfaces. The lobes reduce the load required to properly seat the drum against the hubs and thereby decreases the possibility of drum run-out by reducing the contact area when the interface fit of the drum/hub combination occurs. The shaft is supported at its outboard end by a removable support bracket.

Abstract: A laminated steel mill roll consists of a core member, a reversible replaceable shell member and a retaining member. The core member has a radially-outwardly extending shoulder, while the shell member has two symmetrically-disposed radially-inwardly extending shoulders, the core member shoulder engaging one shell member shoulder for location and retention of the shell member on the core member, and the retaining member fastened to the core member engaging the other shell member shoulder. The shell member can be made as two similar reversible replaceable portions, or as a plurality of such portions at least the two endmost being similar to one another, giving even greater possibility for interchange and increase in useful life.

Abstract: A method of forming an airfoil-shaped body is described which includes providing a core with cooling channels recessed into the surface thereof, affixing a calendered multilayer flexible mesh screen substrate to the surface of the core, applying braze alloy and brazing the assembly thereby filling completely the mesh screen pores and bonding further the mesh member substrate to the core, and applying an erosion-corrosion resistant layer over the brazed mesh member substrate completing the airfoil-shaped body.

Abstract: A drum formed on its outer peripheral surface with symbols and symbol position ascertaining marks. The symbols which, include characters, numerals, code marks and the like are superposed on the drum indirectly by affixing to the drum body a belt on which the symbols are positioned. For this purpose, the drum body is formed with a circumferentially aligned series of equalled spaced projections and the belt is formed with a longitudinally aligned series of perforations having a spacing equal to those of the projections. The drums can be used with any apparatus requiring symbol indication, e.g. time measuring instruments, gas meters, or calculators.

Abstract: A method is disclosed of removing a plurality of rim blade dies around the circumference of a disc while the disc, blades and blade dies are at a temperature approximating those during the forging operation. The upper disc forming die is removed along with a restraining back-up member around the rim blade dies and the rim blade dies are forced radially outwardly to prevent interference between the blade dies and blades during their cool down period. A blade die removal tool has a plurality of individual radial arms extending outwardly from a central hub. The free ends of the arms engage the blade dies and the ram of the press moves the central hub downwardly to move the blade dies radially outwardly.

Abstract: Particulate aluminum or aluminum alloy swarf or waste is compressed under heat and pressure to form a billet. After subjecting the billet to a subsequent heat treatment at a higher temperature the billets are capable of being extruded by conventional extrusion apparatus. A conventional preheated billet of cast aluminum or aluminum alloy can be placed in the extrusion apparatus between the die plate and the preheated billet of aluminum or aluminum alloy swarf so that upon extrusion through the die orifice the compressed swarf billet and the conventional billet will comprise the core and coating portions of the product respectively.

Abstract: Very light weight containers are made of synthetic resin reinforced by fiber material, such as glass fibers or carbon fibers, by first manufacturing a hollow dimensionally precise core having the shape of the container and including access openings at each end of the container. The composite material is then applied to the prefabricated core and after the setting of the composite material the core is either completely or partially removed by chemical means, which are pumped through the inside of the container to etch away the core, which is, for example, made of aluminum. A very controlled and precise core removal may be accomplished in this manner.

Abstract: A gun to drive an interference fastener in a work bore includes a piston and striker, and control means to apply different pneumatic pressure levels to the piston to drive and seat the fastener with employment of first and second power strokes.

Abstract: An improved method of making syntatic modules which includes the following steps. A preform mold and a casting mold are formed of predetermined configuration. A woven roving of predetermined size is formed to provide a skin. Additionally a layer of spacer material is formed which includes a plurality of voids. The roving is attached to the spacer material to form a laminate. The laminate is formed to the insidewalls of the preform mold and then the preform mold is filled with a plurality of hollow balls. A thin layer of resin is poured into the preform mold to connect the balls. The composite is removed from the preform mold and placed into the casting mold after spacer material is attached to the exposed end portions of the composite. A syntatic foam resin is added to the casting mold interior so as to fill all spaces between the balls and all voids in the spacer material. The syntatic foam resin is then cured and the mold parts are removed thereby producing a module.

Abstract: An improved insulated cabinet, such as a refrigerator or freezer cabinet, is constructed by first manufacturing a rigid structural frame to close tolerances and then loosely attaching the remaining components of the outer shell of the cabinet by mechanical connections which permit some relative movement between the main frame and the other outer shell components. The outer shell, with an inner shell positioned within it in spaced relationship to define an insulating cavity, is then placed in a jig which positions precisely the components of the outer shell in their desired final relationship.

Abstract: Automatic apparatus for fitting a multi-conductor ribbon cable with individual contacts or connectors in which the cable is passed endways between cutting or tearing elements to separate the conductors in the leading cable end, cutting the insulation of each conductor transversely and removing the unwanted terminal insulation portions from the stationary cable, placing a housing carrying suitably positioned contacts over the bare individual conductors, gang-crimping the contacts over the respective conductors.

Abstract: A method for fabricating a semiconductor device having a pair of laterally spaced metal contacts adjacent a source and a drain, respectively, both contacts being located on a principal surface of a monocrystalline semiconductor, the contacts being separated by a groove therebetween. An edge of each of the contacts is extended in a cantilevered fashion over the groove, and a channel for the semiconductor is located under the groove. First and second laterally spaced Schottky-barrier gates are located in the groove adjacent the channel. In the method, the two Schottky-barrier gates are formed by deposition of a wide single gate onto a principal flat surface of the groove. The wide single gate is divided lengthwise into two separate Schottky-barrier gate conducting means by removing a portion of the gate through a photolithographically defined slot in a layer of a resistant means such as a photoresist or an ion-beam resist.

Abstract: A method for fabricating a semiconductor diode array, utilizing an alignment tool to precisely position a plurality of diodes so that they can be bonded into a precision array. The alignment tool and a method for fabricating the tool are also disclosed.

Abstract: An integrated amplifying gate thyristor is provided with an integral diode in the thyristor structure in the same semiconductor body. The diode provides gate assist turn-off capability with the same gate electrode used to turn-on a pilot thyristor of the device. The common cathode-base region of the pilot and main thyristors also is common with the anode region of the diode. The current gain of the NPN transistor structure formed at the diode and the common anode-base region at the diode is less than the ratio of I.sub.FB /I.sub.g, where I.sub.FB is the forward anode current on triggering the main thyristor into the low impedance conduction state by applying a threshold negative gate assist current (I.sub.G) and an operating anode-cathode load potential, and I.sub.g is a negative gate current selected to assist in turn-off of the main thyristor.

Abstract: A deep diode zener has a lamellar structured body of single crystal semiconductor material. The lamellar structure is produced by a thermal gradient zone melting process embodying the thermal migration of metal "wires" through the body to form a region of conductivity opposite to that of the body. The material of the region is recrystallized semiconductor material of the body with solid solubility of the metal "wire" to impart the desired type conductivity and resistivity to the region.

Abstract: A transducer of an "H" shaped cross section employs a depression relatively equal to the line width of a diffused piezoresistor located in said depression. The depression is sealed by means of a glass member which acts as a "stop" for the transducer for all forces in excess of a rated force which causes a maximum diaphragm deflection relatively equal to the depth of said depression as selected in accordance with said resistor line width and the overall diaphragm diameter.

Abstract: A former for a magnetic coil, particularly a superconducting magnet of the filamentary intermetallic wire type in which the coil is wound green and reacted after winding, the former being typically of stainless steel having an alumina coating flame sprayed onto its surface.

Abstract: A method of manufacturing magnetic heads comprises the steps of providing a pair of core block pieces which are used to form magnetic heads, the core block pieces having gap defining surfaces formed thereon; cutting part of one of the core block pieces including the gap defining surface thereof to provide a pair of end block pieces; forming a thin film of a thickness corresponding to a desired gap length on the opposite surface of the end block pieces from the surface on which the gap defining surface is located to thereby form offset block pieces, and subsequently disposing them to either side of the remainder of said one core block piece with their lower surfaces lying on a common plane; or alternatively disposing the end block pieces on a pair of raised steps formed adjacent to the opposite sides of a stepped table, with the remainder of the one core block piece disposed on a central recess located between the steps of the table which is at a lower elevation than the steps by an amount corresponding to a d

Abstract: A method comprises the steps of providing a blank containing a pair of laterally spaced coplanar terminal forming blade portions which are interconnected by a transverse rigid web, coplanar current carrying extensions thereof and an interconnecting relatively fragile fuse-forming link, inserting around the blank a housing made of insulating material with the current carrying extensions of the blank and the interconnecting fuse-forming link preferably within the housing and with the pair of terminal blade portions of the blank and the transverse web on the outside of the housing, securing said blank to the housing so the housing rigidly interconnects and supports the current carrying extensions, and blanking the exposed transverse web interconnecting the terminal blade portions.

Abstract: A method is disclosed for manufacturing insulated grounding straps of the type used for grounding a television chassis. The straps are produced from a continuous length of insulated flat strip conductor. Holes are punched on either side of a severing point selected according to the desired length of the strap. The continuous length is then severed between the holes and the insulation removed near the ends of the severed lengths.