Abstract: A liquid fuel atomizer nozzle having a liquid fuel input and an air input, the nozzle including an internal mixing chamber in which the incoming liquid fuel to be atomized is subjected to high velocity air streams both within the central core of the liquid and about its periphery to effect thorough atomization of the liquid even at low atomizing air flow rates and pressures.

Abstract: Apparatus for replacement of a winding bobbin on a shaft comprising a controllable arm for transport of bobbins to and from the shaft. The arm has a first number of grip members and a second number of grip members. The first number of grip members is symmetrically and peripherily placed relative to the arm and intended for engaging a bobbin. The second number of grip members is symmetrically and centrally placed relative to the arm and intended for fastening at a locking mechanism associated with the shaft, the locking mechanism being in a locking positon or a neutral position in dependence on the operation of the second number of grip members.

Abstract: An apparatus for unwinding, measuring and cutting a predetermined length of pliable material, such as carpet, from a supply roll and for rewinding the unwound length into a roll, having unwind (first) means for rotatably supporting the supply roll and unwinding and advancing said material to a support (second) means which receives and supports said advanced unwound material during measuring and cutting of the predetermined length therefrom.

Abstract: The roller winding machine for the formation of individual reels from longitudinally cut material bands comprises a sickle-shaped supporting and cutting table which is capable of being pivoted between a carrying roll and the material band if the material band is to be cut crosswise. The cutting of the material band is carried out in a precisely defined position upon the supporting and cutting table. One or more adhesive-label issue devices also cooperate with the supporting and cutting table. By means of the adhesive labels, the beginning of the band is fastened to the empty reel sleeve, and the band end is fastened to the full reel, respectively.

Abstract: A core chuck is disclosed which employs a set of expandable jaw sections. The jaw sections are expandable by operation of an adjusting pinion to which the jaw sections are connected by means of a keyway element. The chuck may be attached to a shaft or bearing stand by means of an adaptor plate.

Abstract: Coil material such as reels of steel become telescoped when they are shipped or handled and a very difficult problem is presented to move them back to the original desired condition. Also, it is necessary to rewind coils of steel reels so that they are tightly wound. The present invention provides means for changing the telescoped condition back to the original reeled condition and also for rewinding the reel so that it is tight in a simple and inexpensive manner.

Abstract: A knot hole beam, for instance a warp beam for looms, for winding-up yarns or the like, comprising a winding tube or cylinder provided at its periphery with knot holes, each knot hole possessing an insertion bore serving for the insertion of a bundle of tied together or knotted yarn or thread ends and at least one, therewith merging knot arresting opening of narrower shape than the insertion bore. Between the insertion bore and the knot arresting opening there is provided at least at one side of the knot hole edges an arresting projection for the inserted knot. Such arresting projection protrudes towards a line which is axially parallel to the lengthwise axis of the tube and extends through the center of the insertion bore. The arresting projection is situated closer to such axially parallel line than an outer peripheral portion of the knot arresting opening which is situated furthest therefrom.

Abstract: A package for retaining material wound in a figure-8 configuration and including a radial hole extending from the central core space thereof to the outer periphery thereof is enclosed in a container having a preforated corner portion for feeding material from the winding. The winding is placed within a polygonally-sided insert having opposing sides engaging the outer periphery of the winding and including a feedout tube inserted in the radial hole for feeding the inner end of the material. Opposite sides of the insert engage the inner surfaces of the container with the feedout tube being aligned with the perforated corner portion. The bottom and upper surfaces of the container include intersecting cone sections for supporting the inner windings of the material.

Abstract: A refueling boom operator's seat located within the lower rear portion of the aircraft fuselage, the seat positioning the operator in a moderately reclining sitting position facing rearwardly to view the operating area of the refueling boom. Two rearwardly and outwardly diverging leg well structures provide recesses to accommodate the operator's legs, and a viewing window is positioned between the operator's legs at approximately the position of the operator's knees. These components are so arranged relative to the main rear pressure bulkhead and other components of the fuselage that the operator has a direct unobstructed view of the boom's normal refueling envelope. A pair of mirrors at the upper and lower portions of the window provide an indirect view of an upper portion of an extreme envelope, into which the boom is able to move above its normal refueling area.

Abstract: A collapsible holder for a conically shaped food filter element includes an upper large flat annulus formed of plastic and provided with opposite outwardly directed wings provided with inner medial apertures. A lower small flat annulus is provided with opposite elongated side arms delineated therefrom by fold lines, which arms slideably engage respective wing apertures and terminate in enlarged heads wider than the apertures. In the holder operable condition, the smaller annulus is coaxial with and below the larger annulus and suspended therefrom by the extended side arms and in its collapsed condition the annuli are at about the same level with one of the side arms being pulled through the wing aperture and overlying the other flattened side arm.

Abstract: An equapoised arm assembly is counterbalanced by springs enclosed within tubes that are components of the arm assembly. The arm assembly has a lower pair of parallel arms which are pivoted at their lower ends to a swivel bracket that turns about a vertical axis in a fixed bracket. Each of these arms is pivoted at its upper end to a floating bracket that is pivoted to a similar upper pair of parallel arms. An article support bracket is mounted upon the other end of the upper pair of arms and may include a universal joint assembly. The arms are tubular and each pair forms a parallelogram by virtue of the pivotal connections with the respective brackets. A coil spring is enclosed within one arm of each pair of arms to exert a counterbalancing effect upon its pair of arms. A nylon shoe is connected to at least one end of each spring and is slidable within the tube.

Abstract: The tire spreading and inspecting machine of the present invention includes a frame for supporting a tire in an inspection position. Drive rollers are provided on the frame for rotating the tire about its axis and specially designed spread arms are arranged for engaging the beads of the tire and spreading them apart to permit inspection of the tire carcass. An offset in the spreading arms prevents the rollers from jumping out of the tire as the tire is rotated. Sidewall support rollers are also provided on the frame for contacting the sidewalls of the rotating tire to prevent the tire from collapsing before sufficient spread is achieved. This feature is particularly important when the machine is used for inspecting radial tires whose characteristics make inspection on conventional equipment impractical. Finally, a tire lift attached to the frame includes a lock and roller for applying pressure to the tire to prevent it from coming off the rollers during rotation.

Abstract: A trussed leg structure for use in jack-up mobile offshore platforms of the type that include a plurality of support legs extending into the water down to the ocean floor with jacking units engaging each leg to raise and lower the platform structure relative to the surface of the water. The leg structure disclosed includes a plurality of mutually parallel and laterally spaced apart column members rigidly interconnected to define a triangularly-shaped leg. The leg structure has only a single elongated rack carried on one of the column members to provide single point jacking of the leg. The rack comprises a flat, plate-like rack member having a set of rack teeth extending along each edge for meshed engagement with a separate one of a pair of pinions on a jacking unit. Two of the three column members are made of tubular pipe. The third column member, which carries the elongated rack, is an elongate rack plate oriented perpendicular to a plane defined by the first and second column members.

Abstract: In a multipurpose jig apparatus of the type including a length of rigid pipe and a plurality of tail stops slidably mounted on the pipe and releasably gripping it so as to resist movement therealong in one direction but permit movement along the pipe in the other direction, a hand-operated jack is removably mounted on the pipe and in association with two tail stops for forcing such stops along the pipe in reaction to a mechanical advantage developed by a lever component of the jack. In one embodiment, the jack has an elongate, hand operated lever that is pivotally connected to a fulcrum support which in turn is integrally formed at one end of an otherwise conventional tail stop. An end of the lever opposite that of the handle is provided with cam and hook elements which couple the lever to another, adjacent tail stop.

Abstract: A fast action disconnect for releasably coupling parts together such as a power line stringing block and a conventional dog nut at the lower end of a power line insulator. The disconnect has a receiving socket for the dog nut insertable through one side of the disconnect and includes a barrier for releasably but positively locking the dog nut assembled to the disconnect. The barrier is movable between a retracted locking position and an extended release position permitting disassembly of a dog nut relative to the main body of the disconnect.

Abstract: A sailboat swivel base for supporting a block and a rotatable arm includes a central rotatable post for supporting the block and a separate annular bearing system, located axially outwardly of the post, for rotatably supporting the arm against bending movements that would otherwise cause distortion, undue wear, and sloppiness in the base. The separate bearing system comprises annular sets of rotary bearings in the base that confine and support opposite sides of the end of the arm, the bearing sets being carried in annular recesses between the arm and the base.

Abstract: A simple, yet secure connection between a vertical upright, such as a fence post, and a horizontal rail. The rail has secured thereto at either end, a collar of a material having memory and having a pair of spaced, vertically extending ears, with radially outwardly extending ends, adapted to pass through and expand against the internal surfaces of an outwardly extending, generally horizontal, closed loop. If necessary, a wedge or keeper may be driven between the ears once they are in place, thus preventing removal of the rail.

Abstract: Apparatus for heat treating the weld and heat affected zone between a steel pipe and a steel connector, the apparatus including an induction coil to heat the weld and weld heat affected zone to a selected temperature. A ring shaped manifold having nozzle means to direct flow outwardly is connected with pumping means to pump gas simultaneously against the interior and exterior of the weld and heat affected zone.

Abstract: An improved single cone coil spring and an improved box spring assembly made from the improved single cone coil springs. The box spring assembly comprises a base frame, a series of the improved small diameter single cone coil springs and a welded wire grid, the coil springs being connected at their bottom ends to the base frame and connected at their top ends to the welded wire grid. The coil springs are established in a plurality of rows and columns throughout the box spring assembly, at least one transverse wire and at least one longitudinal wire of the wire grid span all coil springs within each row and column, respectively. Further, a supplemental transverse wire is positioned between adjacent coil spring rows, and is of a length equal to at least one of the coil springs' transverse wires adjacent thereto. All crossover points of all the grid's transverse and longitudinal wires are welded to establish the welded wire grid.

Abstract: Film handling apparatus preferably for handling microfiche film in which a holder or cassette is provided and is locatable at a film pick-up station; the holder or cassette has engaging means preferably provided as a lip to engage at least one marginal portion of the top microfiche lamina of a stack of laminae held within the holder or cassette; a suction means being provided in the apparatus which by means of preferably two or more suction areas is enabled to progressively suck the top lamina from the holder or cassette; in one embodiment two similar suction means are provided as suction platens which move in close relationship on guides within the apparatus to position the lamina at a filming and titling station.

Abstract: An apparatus and process for detecting overlapped documents in a document processing apparatus by detecting the translucency of the documents. The disclosed apparatus includes a transport path for guiding documents and drive wheels for moving the documents along the transport path. Four LED (light source) phototransistor (light detector) pairs are located across the transport path. One LED-phototransistor pair is used together with electronics to detect when a document is present. Two LED-phototransistor pairs are used together with edge detection electronics to detect sudden significant changes in document translucency from the immediately previous translucency of the same document as the documents pass thereby.

Abstract: A document handling apparatus by which documents are engaged and conveyed is disclosed. The apparatus includes a document-transport belt for engaging a document on a document-receiving surface and means for driving the belt to convey a said document across the surface. A document hitch supports the document intermediate document engaging zones thereof spaced apart in the direction of travel of the belt. The hitch comprises a base portion defining a surface supporting the belt and sidewalls for guiding the belt, the base portion having a transversely extending channel in the belt-support surface defining at least one cleaning edge for cleaning the surface of the belt passing thereover.

Abstract: An action game apparatus for testing manual skill and dexterity comprises a housing having a thin transparent sheet forming a playing surface and a magnet is manually movable over one face of the playing surface to attract and move a magnetic playing piece on the opposite face of the playing surface towards a goal. The playing surface is provided with walls defining a tortuous path leading to the goal and as the playing piece is moved along the tortuous path, it is subjected to bombardment from projectiles which are randomly propelled in the general vicinity of the playing piece. If a projectile strikes the playing piece with enough force, the magnetic attraction between the manually movable magnet and the attracted playing piece is broken and the player must start again and reestablish magnetic contact before movement toward the goal can again proceed.

Abstract: An adjustable target for practicing tennis serves on a regulation size tennis court comprises a substantially rectangular frame defining an enclosure through which the tennis balls may pass. The frame includes two mutually slidable U-shaped side members. The upper leg of each side member is slidable in an upper telescoping member and the lower leg of each side member is slidable in a lower telescoping member having a downwardly extending adjustable leg and telescoped within a main upright support telescoped over an upwardly extending arm of a base. A brace extends rearwardly from the top of the frame and is adjustable therewith in a lateral direction for advantageously cooperating in releasably attaching a removable net for receiving, catching and holding the served tennis balls penetrating the opening defined by the frame.

Abstract: A golf putting frame game device is used on a flat surface to play golf putting games and features uniform rebounds of playing balls from the interior sides of the frame. The frame is provided with a capturing device in the form of a flexible cord which is stretched across a corner of the frame. Multiple supports are provided to anchor the ends of the cord at different locations which permit the size and shape of the capturing device to be varied. Uniform rebounds are provided by cushions on the interior walls of the frame. A multitude of games can be played utilizing rebound combinations with or without a capturing device attachment. The game device also includes a cushioned corner insert which may be positioned across a corner of the frame when it is desired to block any access to the capturing device in that corner.

Abstract: There is disclosed a seal assembly comprising alternate, generally "V"-shaped layers of graphite and a spring metal which are nested one within the other for sealing between the relatively movable, generally coaxial cylindrical surfaces of an annular recess in which the assembly is contained.

Abstract: A foot-propelled ski scooter for improved maneuverability on snow and ice. The ski scooter can readily be converted to a roller skate scooter in summer and vice versa and includes at least one ski assembly having U-shaped wheel-engaging clamps for releasable snap-fitting engagement with the wheels of the scooter. The ski assembly includes a plurality of braces for supporting the weight of the scooter on the ski assembly. Desirably, the braces are adjustable for adjusting the height and alignment of the ski assembly beneath the wheels.

Abstract: A unique joint or stem is provided which may convert a conventional baby walker for pre-walking children into one that spins or rotates 360.degree., rocks, sways from side to side, rolls, bounces up and down, tilts from horizontal to vertical, the joint may include control means to limit any one or more of the above motions. The unique joint may be employed in conjunction with many other different type child holding devices (other than walkers) and supports therefor including high chairs, strollers, cribs, carriages, infant seats, swings, bathinettes, rockers, car beds, car seats as well as with various types of adult furniture, such as rocking chairs, recliners, exercise and gym equipment and playground equipment where any of the above-described motions are desired.

Abstract: A skateboard accessory is disclosed comprising a rotatable platform coupled to a bearing, which bearing is in turn mounted onto a conventional skateboard. The platform is fully rotatable about an axis perpendicular to the skateboard so that the skateboard rider may twist and rotate while operating the skateboard, thereby allowing the skateboard operator to maximize his skill. The device includes a mounting apparatus for bolting the platform to skateboards without modification.

Abstract: A ski safety binding has a ski boot clamping member on a ski and a means for locking the member. An electric release for the safety binding comprises means for detecting a force on the skier's leg and for producing a signal as a function of this force. The release also comprises a threshold circuit and means electrically controlling the locking means. The latter is operated to release the locking mechanism when the threshold circuit emits an output signal. A circuit for increasingly attenuating the output signal the shorter its duration is interposed between the detecting means and the threshold circuit.

Abstract: A heel- or sole holder arranged at a sole or release plate of a ski binding, comprising a heel holddown guided in a guide means to be movable essentially parallel to the plane of the plate. The heel holddown can be rearwardly displaced out of an operating position which it has assumed under the action of spring force, against such spring force. The heel holddown possesses at one end a deflection or diverting surface which, in the operating position of the heel holddown, overlaps or extends over the ski boot-support surface of the sole or release plate and extends in the direction of the spring force towards the sole or release plate. The guide means is structured to slope or descend towards the sole or release plate in the direction of the spring force.

Abstract: A portable, collapsible cart for carrying open top flexible refuse bags comprises a medial upright having upper and lower bag supports pivotally mounted respectively to the upper and lower ends thereof. The respective elements which pivotally join the bag supports to the upright are adapted to accommodate the tubular cylindrical elements from which the cart is formed. Pins fit through communicating openings in the aforesaid joinder elements and the respective bag supports to lock the latter elements in their operative positions. Handles located at the upper end of the upright aid in manipulating the cart on wheels which are rotatably attached to the lower bag support.

Abstract: The principal load-bearing section of the carrier frame for a mobile crane has a rotatable crane upper mounted near its center and has extendable and retractable outriggers mounted near its opposite ends. The load-bearing section comprises longitudinally extending steel plates which are welded together to provide a pair of longitudinally extending interconnected horizontally spaced apart hollow beams. The beams, which have a common top plate, each have a bottom plate, a vertical outer side plate and a sloped inner side plate, which side plates are connected between the top and bottom plates and subjected to shear under load. The top plate is in compression and the bottom plate is in tension. The inner plates are slanted so as to provide more effective area for the top compression plate so as to provide a thinner, and therefore lighter, plate.

Abstract: A chimney section including a jacket having a breech aperture. A breech assembly is affixed to the jacket over the breech aperture. A reinforcement assembly further interconnects the jacket and breech assembly. The reinforcement assembly includes a shroud having a planar portion which is elongated and is tapered at each end thereof. A plurality of side members join the planar member to the jacket. The breech assembly extends through the planar member.

Abstract: A sliding door lock apparatus is provided comprising a housing carrying a holddown tongue and a mounting bracket therefor which has a particularly sized aperture for receiving the housing in angled relation for lock apparatus assembly, and for thereafter securely retaining the housing against vertical movement in a coplanar alignment of the housing frontal portion and the mounting bracket aperture.

Abstract: A shim is clamped between a component of a vehicle bumper assembly and a support member to provide a desired spacing for bumper alignment. The weight of the shim and the cost of material for its manufacture are minimized by forming the shim from sheet metal half the thickness of the desired spacing, and by folding the metal to provide double thickness in selected load bearing regions. A number of openings may be provided in other regions further to reduce the weight. Additional folded areas may be used for applications where loading is not restricted to areas adjacent the bolts, and serrations may be embossed in the shim to facilitate mounting of the shim and enhance its stiffness.

Abstract: A bumper for automotive vehicles, consisting of one single shaped element of thin sheet steel, with a substantially "C" - shaped cross-section, which consists of a body and two wings, the body having at least one longitudinal rib.

Abstract: A pick-up tool comprising an elongated hollow shank having a fixed jaw at one end, a pivoting jaw opposite the fixed jaw, a handle transverse to the shank, a trigger adjacent the handle and moveably mounted thereon, a connection member attached to the moveable jaw and to the trigger, and a spring urging the moveable jaw into an open position.The moveable jaw closes into a notch in the forward end of the fixed jaw. A major portion of the length of the moveable jaw is closely adjacent to the fixed jaw when the jaws are in a position of being closed to the maximum. The connection member is flexible and has a slacking section urged toward a slack position by a spring secured to the ends of the slacking section, the connection member being drawn taut by a sufficient movement of the trigger.

Abstract: A chair has two vertical side pieces connected by three horizontally elongated struts. A back piece is connected between the struts and extends upwardly therefrom. A seat piece is connected between the side pieces. When adjusted in one position, the seat piece engages the first and second strut and supports the chair in a stationary position on the side pieces and the seat pieces. When adjusted to another position, the seat piece engages the first strut and the third strut and allows the chair to be supported only on the side pieces, on their curved lower edges. Thus, the chair may rock back and forth on the side pieces.

Abstract: A tongueless type seat belt having a grip which is slidably affixed to the belt to protect the hand of the user when pulling out the belt, to prevent any twisting of the belt, and to be readily locked and unlocked with a tongueless buckle with a one-touch operation. On one end the belt is fixed to a portion of the car, and at the other end it is wound up in a retractor. In the intermediate portion of the belt there is a belt grip for mating with a tongueless buckle. The belt grip is slidable in the lengthwise direction of the belt and encloses the belt. The belt is made so that the front and back surfaces are readily distinguishable from each other.

Abstract: An improved mining apparatus for excavating material, such as coal, for example, from an earth formation, such as a coal seam, for example, wherein a miner, having a forward and a rearward cutter, is guided through the coal seam and excavates a borehole therein, the borehole being filled with a working fluid during the operation of the miner, the working fluid facilitating the operation of the miner and providing a vehicle for removing the mined material. Substantially all of the operations of the miner are controlled from the earth's surface thereby eliminating the necessity and accompanying hazards and costs involved in utilizing personnel underground during the mining operations.

Abstract: A pneumatic device for unloading cargoes of particulate materials from ships' holds is described in which inside a length of pipe, which sucks the material out of the hold and is principally in the horizontal position, there is at least one fluidizing base which transports the material further and into a silo. The fluidizing or transporting base can be selected to match the requirements for efficient transportation of different kinds of particulate material.

Abstract: A cylindrical bearing housing has an axial bore therethrough and external threads. A land is formed around the circumference of the bore having a width less than the axial length of the bore. A bearing member has a bearing surface on one end accessible through one end of the bore and has shoulders on each end of the bearing member. The bearing member is fabricated to pass through the bore and to have a length such that the shoulders are spaced apart a distance greater than the width of the land. An elastic filler material is disposed between the bearing member and the walls of the bore while the bearing member is suspended centrally therein, thereby retaining the bearing member axially in the bore. The bearing housing is configured for mounting and axial adjustment in a base member. A rotating member having a pair of pivots, one each on opposite sides thereof is provided having an axis of rotation passing through the pivots.

Abstract: A bearing structure for supporting at least one end of the cylindrical housing of a cylindrical lift pump for handling large volumes of fluid, particularly sewage, and, in particular, to bearings for carrying the load of the pump which bearings include at least two supports for engaging a wear ring or track carried by the cylinder with each support disposed on opposite sides of a vertical axis bisecting the cylindrical housing and having at least two coplanar rollers carried by a first base member which is in turn pivotally carried by a second fixedly positioned base member for tri-axial motion relative thereto.

Abstract: Modular units for packaging articles to be sold in stores, used to display the articles for sale and which may then be used for storage and easy accessibility in use of the articles by purchasers. The modules are formed of two relatively thin plastic pieces. The pieces are joined together to form a hollow structure with an upper article supporting surface. One or more article holding elements such as recesses or depressions are provided in the upper surface while means are provided on the back of the modular unit whereby it can be mounted on a vertical surface when the articles are displayed for sale, and while being stored for a purchaser and awaiting usage. A protective cover can be provided to permit safe transport of the articles and/or for protection while being displayed and/or stored.

Abstract: Inner and outer shelves, having wooden dowels for holding shoes thereon, are vertically disposed within a cabinet frame with the upper end of the inner shelf being hingedly connected to the rear of the frame and with the lower end thereof being hingedly connected to the lower end of the outer shelf. The lower end of the outer shelf is also hingedly connected to the front of the frame such that the outer shelf can be pivoted to a substantially horizontal position, thereby causing pivoting of the inner shelf to a diagonal position, with ready access to the shoes on either shelf. Preferably, two pairs of inner and outer shelves are employed, in separate compartments one above the other, with a storage compartment disposed above the shelf compartments.

Abstract: A connector housing which is formed of first and second sections which are shaped to form a hollow housing having a cable insert end and a connector opening when in assembled relationship. Cable clamps are used to secure a cable in the cable insert end and to secure the first and second sections together. A multi-pin connector operatively connected to the cable is mounted in the connector opening so as to provide a free-floating connection with a mating connector. The housing may also provide a shielded connection between a utilization device having a mating connector or an identical connector housing having the mating conductor therein to provide a shielded cable-to-cable connection.

Abstract: This disclosure relates to a flat cable connector having miniature electrical contacts provided with closely spaced thin plates defining therebetween lengthy passageways for receiving closely spaced conductors of the flat cable. The edge margins of the plates are strengthened by coining, which also diagonally projects the edge margins inwardly toward the passageways to provide wire gripping jaws. The disclosure relates also to a method for assembling the cable to the connector whereby the conductors are successfully aligned and relocated, if necessary, in proper registration with the electrical contacts prior to insertion of the conductors in the contacts.

Abstract: A connector for making intimate electrical contact with plural insulated conductors of a flat wire cable which includes plural contacts each having a pair of spaced-apart jaw members with insulation piercing and electrical contact portions extending substantially parallel to and on opposite sides of the axis of an associated conductor. Slots in an inner body portion of the connector hold the contacts in two laterally spaced rows on opposite sides of a central cavity. A rigid bar member inserted into the cavity forces the conductors into engagement with the contacts in both rows to first pierce and continuously strip the insulation adjacent a longitudinal portion of each conductor and then position the stripped conductor adjacent the contact portions which thereafter exert a force normal to and make broad flat surface contact with the conductors.

Abstract: A two-piece connector plug is provided for terminating a round electric cord of a modular telephone system. A retainer plug having two wedge-shaped legs is pressed through a lateral opening of the connector plug housing to compress and captivate the jacket of a round cord. This plug locks the cord firmly against rotational as well as pulling forces to which the cord may be subject.