Abstract: Light-sensitive vesicular imaging materials, suitable for the production of colored labels, etc., comprise a light-sensitive vesicular imaging layer applied to one surface of a transparent self-supporting plastics sheet or film such as a linear polyester, e.g. polyethylene terephthalate film, said light-sensitive vesicular imaging layer comprising a polymeric vehicle having uniformly dispersed therein a sensitizing agent which releases a vesicle-forming gas, preferably nitrogen, upon exposure to light and optionally including a pigment or dye, said polymeric vehicle comprising a thermoplastic polymer having a nitrogen permeability constant in the range 1.times.10.sup.-15 to 1.times.10.sup.

Abstract: An improved actuator for a liquid-dispensing apparatus of the type including a container for receiving liquids and a manually operated dispensing pump detachably connected to a container. The actuator comprises a rigid member having a lower end pivotally connected to the container but not integrally formed therewith and an upper end pivotally connected to the piston mechanism of the dispensing pump. The actuator is adapted to be operated by all the fingers of the hand holding the apparatus, thereby reducing user fatique.

Abstract: A manually operated dispensing pump is connected to a container by a suitable friction or snap-fit mechanism which includes self-orienting camming surfaces that cooperate to disconnect the pump from the container upon rotation of one relative to the other.

Abstract: 5,6,7,8 Tetrafluoro 1-hydroxy-2-naphthamide couplers which are N-substituted with a lower alkylphenoxybutyl ballasting group are disclosed as well as compositions and photographic elements containing these couplers in coupler solvent particles. The coupler solvent particles are comprised of a combination of a coupler solvent and the coupler capable of permitting the formation of a microcrystalline dye. Surprisingly these microcrystalline dyes exhibit a broadened absorption characteristic in the 750 to 850 nm region of the spectrum. Dye images having such absorption characteristics are particularly suited to forming integral infrared absorbing sound tracks in photographic elements, such as motion picture projection films.

Abstract: An improved process for the electrodialysis treatment of liquid whey is disclosed in which the raw whey is first subjected to an ultra high temperature environment of about between 130.degree. C. to 150.degree. C. for a period of approximately two seconds to sterilize the whey. The sterilized whey is then subjected to cooling and then to electrodialysis to effect a substantial reduction in ash content.

Abstract: A net which comprises an expanded area-bonded non-woven fabric, and method of preparation. The net has a mesh perimeter in the range 1/8 to 12 inches, tear strength of from 5 to 20 lb. per inch per lb. per square yard of net. The process comprises forming numerous, discontinuous parallel and overlapping slits, having lengths from 1/16 to 6 inches in area-bonded non-woven fabric, and then stretching the slit fabric in a direction transverse to the slits to form a net, and preferably heat treating the net.

Abstract: An electrochemical cell, including a current-collecting rod of one polarity received within a cylindrical current-collecting sleeve of opposite polarity, is provided with a conductive flared end cap welded to one end of the rod and extending concentrically around one end of the sleeve a band of insulating material, such as plastic shrink wrap, extends between the cap and the sleeve to prevent shorting. When assembled in an appropriate housing with other such cells, the end caps engage adjacent sleeves to provide series electrical connections between the cells. Preferably, the flared ends of the caps include a sharp edge that gouges into the adjacent sleeve to reduce the contact resistance.

Abstract: Disclosed is a multipurpose space enclosing member having a hexagonal body of sheet material with a circular opening in the center thereof and a tubular portion attached to the body at the edge of the circular opening. A drawstring gathering means is attached to the body around the periphery thereof and is exposed at each of the six corners of the hexagonal body. Buttonhole connecting means are formed around the periphery of the body and along a line on the body extending between opposite corners. A zipper pocket is formed on the body spaced from the central opening. A second drawstring gathering means is fixed to the body at the periphery of the centrally located circular opening. Third and fourth drawstring gathering means are fixed to the tubular body portion with the third gathering means positioned between the second and fourth gathering means and with the fourth gathering means positioned at the free edge of the tubular portion.

Abstract: An outer material layer is sized in length to extend from above the rim of a hat to below the collar area of a user and sized in width to extend around the rim of the hat rearward between about the temples of the user. An inner material layer is secured to the outer layer about the edges thereof and in between the upper edges and lower edges of the outer layer to form a pocket. A first insert is made of a pliable liquid absorbent material and is sized to fit within the pocket. An elastic band is adapted to the upper edge of the outer layer to tensionally hold the accessory to the hat. A face piece is similarly constructed and extends in length from the bridge of the nose to the upper chest area of the user and in width between about the ears of the user. The face piece also has an elastic band to hold it about the head of the user. In cold weather the inserts act as an insulator along with the outer layer to protect the user against the elements.

Abstract: In a full length therapeutic stocking of the type having a boot portion including elastomeric yarn, waist support means spaced above the boot portion, and a hip panel extending between the boot portion and the waist support means, that improvement including a pair of stocking supports extending between and attached to the waist support means and the boot portion, each support comprising a strip of fabric extending from a respective point at the waist support means to a respective point at the upper edge of the boot portion, and each of the respective points of one of the supports being spaced circumferentially of the stocking from the corresponding respective point of the other of the supports.

Abstract: An orthesis has a lever system having fulcrum simulating the patient's shoulder joint. The system includes a series of levers facing the patient's trunk to which is applied a force corresponding to that which is represented by the weight of the arm. The force is applied on the lever system at a point which is variable in response to the movement of the arm so that it approximately lies on the line between the center of gravity of the arm and the fulcrum joint.

Abstract: Total wrist prosthesis for restructuring a wrist which is diseased or damaged. The prosthesis is provided with four critical offsets to enable the axes of radial-ulnar deviation and flexion-extension motion of the restructured wrist to lie in planes offset from the axes of the third metacarpal and the distal radius, said planes including the axes of radial-ulnar deviation and flexion-extension motion of the normal wrist.

Abstract: An improvement for waterproofing a prosthetic foot of the type having a foot body surrounding a keel includes a layer of water repellent resilient material cemented to a bottom surface and front, rear and side edges of a lower portion of the foot body extending from the toe to the heel and a coating of water repellent material covering the top portion of the foot body and the interface of the edges of the layer of water repellent resilient material with the lower portion of the foot body such that the prosthetic foot can be immersed in water while the water is prevented from reaching the keel.

Abstract: A prosthetic device for repairing or replacing joints of skeletal bones such as the acetabulum is attached in a new manner by a force fit in the prepared bone void of the acetabulum. The prosthetic device includes a frusto-conical shaped hollow cup which is force fitted into the prepared bone void and carries a stop flange to prevent further penetration of the bone void. A hollow plastic liner is housed within the cup.

Abstract: A bathtub assembly between two opposed walls of a room where the bathtub assembly contains a bathtub having a support portion. Positioned against each of the opposed walls is a framing assembly where the framing assembly has a support surface. The bathtub is positioned on the framing assembly so that the support portion of the bathtub is in engagement with the support surface of the framing assembly to provide vertical support for the bathtub. A movably mounted securement means is further included in the framing assembly and the securement means is moved into pressed relation against the bathtub to hold the bathtub in position between the opposed walls.

Abstract: A urine disposal bypass unit includes a bowl for receiving urine having a bottom outlet for disposing of the urine, a one-way valve disposed in the outlet to permit flow from the bowl downward through the outlet and to prevent flow of gases upward into the bowl, a flush valve mounted on the bowl for supplying flushing liquid to a spray assembly mounted on the bowl at a position to supply the flushing liquid around the bowl to flush the bowl, a flexible drain hose coupled with the outlet of the bowl to provide communication between the bowl and a main drain, a flexible supply hose coupled with the flush valve to supply flushing liquid thereto, an extensible arm assembly mounted on a stationary support and carrying the bowl in order to permit the bowl to be extended from a storage position adjacent the stationary support and a check valve in the bowl base for passing urine and flushing liquid therethrough and maintaining a predetermined volume of liquid thereabove to act as a trap.

Abstract: A portable toilet that has a lower holding tank with an inlet port in the top wall, and removably supported thereon an upper unit that contains a toilet bowl with an oulet port in registry with said inlet port, a flush water storage tank and flush means for discharging flush water from the storage tank into said bowl. Improved features include apparatus in the adjacent top and bottom walls of the holding tank and upper unit for releasably clamping them together, a discharge spout for the holding tank located between the adjacent walls so that the outlet of the spout is in a cavity in the bottom wall of the upper unit above the liquid level of the holding tank, and a valve-and-nozzle assembly and associated flexible conduit from the flush pump which is constructed and arranged to press fit all of the components together and mount them in proper location with respect to the toilet bowl.

Abstract: A mattress having increased firmness in a preselected area on both sides of the mattress through use of a welded wire grid structure attached to the opposite sides of the mattress. In one preferred form, the increased firmness is provided only in a preselected area, e.g., the center one-third area of the mattress, by a welded wire grid while in another preferred embodiment, the grid wires extend over the complete area of the mattress. The wire grids are preformed and assembled as a separate subassembly and are attached to the preassembled spring core by conventional connectors, as for example, conventional hog rings.

Abstract: A waterbed frame including a support structure for supporting a water mattress, a support ledge for supporting a user while the user is getting into or out of the waterbed, and a transition member to help the user transfer from the support ledge to the water mattress and back is disclosed. In one arrangement, the transition member is a rigid leaf member pivotally connected to the support structure at the water mattress edge of the support ledge so that when a user moves from the support ledge to the leaf member, the leaf member lowers the user onto the water mattress, spreading the user's weight over the water mattress for the entire length of the leaf member. In one arrangement, the waterbed frame can be converted into an exercise table. In an arrangement especially suited for persons confined to wheelchairs, the support ledge and the top of the water mattress are at substantially the same height as the cushion on a standard height wheelchair, making transfer from a wheelchair to the waterbed frame easier.

Abstract: A body positioner for turning and holding a person lying on a bed with the body positioner comprising a shaped body sheet having members extending therefrom for engaging the side rails of a bed. The members including dual fastening means for preventing the patient from accidentally releasing the body positioner.

Abstract: A dye beam for a roll of convoluted textile material has a foraminous tube whose end portions extend beyond the axial ends of the roll and whose apertures admit dye fluid into the roll in response to admission of pressurized fluid into its interior. A circumferentially complete or spirally convoluted impermeable elastic sleeve surrounds each end portion of the tube and the inner end of each sleeve is confined within the roll. The outer ends of the sleeves are sealingly clamped to the external surface of the tube and the inner ends of the sleeves are held against appreciable movement away from each other so that they remain within the confines of the roll.

Abstract: A folding boat comprising two sections, one of which may be folded back on the other for transportation, said boat being preferably formed by molding resin-impregnated fiberglass and including a frame embedded in the lower of the two folded sections and being provided with suspension means that comprises wheels mounted on leaf-springs and removably secured on opposite sides of the lower section of said boat whereby the folded boat may be towed by an automobile or other vehicle by a tow bar removably attached to the lower boat section.

Abstract: A life boat adapted to be thrown out into a body of water from a mother boat for automatically forming a lifesaving air boat as a result of being thrown onto the water. The lifeboat structure includes a source of compressed air in the form of an air bomb which is released when a retaining pin for a control valve supplied for the air bomb is pulled out. The release of the compressed air inflates air tubes constructed and defined to form a floating body or lifeboat. The lifeboat may include air tubes to form an enclosure on the floating body for eliminating the danger of an individual being washed away by rough waters. The resulting floating body or lifeboat is further defined to be propelled through the water by a manually operated mechanism or wind powered mechanism. The floating structure will readily restore to a normal position even when capsized.

Abstract: A cushion for an aircraft seat is made up of three buoyancy elements which after removal from the corresponding seat structure may be adjustably separated from one another, donned by a wearer, and, by attached straps, fastened to the wearer to provide the wearer with a buoyancy aid in the event of the aircraft ditching in the sea.

Abstract: Fingernail cleaning apparatus in which a disc-shaped rotary brush is utilized in combination with cleaning liquid to obtain effective cleaning action for the fingernails. The rotary brush is mounted rotatably inside a housing, and a mouth of the housing is closed by a guide assembly which forms entrances for only the fingers to be received in the housing. Liquid is received in the housing. The guide assembly includes sealing structure for sealing around the fingers to prevent escape of liquid. The rotary brush is driven by a motor.

Abstract: A pressure distributing superstructure for a windshield wiper, comprising a plastic primary yoke having at each end oppositely extending, coaxial pins and a lobe beyond the pins, and two plastic secondary yokes, each having a pair of ears spaced apart along the axis of the pins, the ears of each pair having opposing openings for receiving the pins of one end of the primary yoke, a shoulder above each opening to retain the pins therein, and a downwardly and inwardly sloping ramp above each shoulder, the ends of said pins of a pair being separated by more than the minimum spacing of the ramps, the ears being sufficiently resilient so that when the pins are forced between the ramps the ears will temporarily be flexed apart to allow the pins to snap into the openings.

Abstract: A windshield wiper system comprises a wiper blade having two wiper lips extending in spaced parallel relationship. The wiper lips are interconnected at the ends thereof by further wiper lip portions to define a continuous seal cooperating with the surface of the windshield to be cleaned to define an essentially closed cavity. The latter communicates with cleaning liquid supply means adapted to completely fill said cavity and establish a positive pressure therein. An ultrasonic transducer assembly is acoustically coupled to the surface of the windshield by the mass of water contained in the cavity. By moving the wiper blade together with the ultrasonic transducer assembly across the windshield the dirt clinging to the surface of the windshield becomes detached and suspended in the cleaning liquid. Thus the dirt is most effectively removed.

Abstract: A vacuum-cleaner attachment includes a mouthpiece and a suction nipple which communicates with a suction space bounded by the mouthpiece. Two stub shafts mount the mouthpiece on the suction nipple for relative pivoting, and an elastic element is interposed between the suction nipple and the mouthpiece and urges the latter toward a predetermined position thereof relative to the suction nipple. The elastic element may be a spring which is convoluted about an extension of one of the stub shafts and having two end portions, one of which is received in a slot-shaped depression of the stub shaft and the other of which abuts against the mouthpiece.

Abstract: A door closer includes a horizontally disposed inner cylinder receiving oil therein, an outer cylinder surrounding the inner cylinder and receiving gas and oil in an annular spaced defined around the inner cylinder, a piston slidably fitted in the inner cylinder, a piston rod secured to the piston and extending out of the cylinders for connection to a door, a passage disposed at one end of the inner cylinder for communicating the interior of the inner cylinder with the annular space, a valve member movably mounted on the piston rod and normally at a position spaced from the piston for cooperating with the passage so as to reduce the effective passage area of the passage in the end portion of outward movement of the piston rod relative to the cylinders.

Abstract: A mold, such as a hamburger patty press, is of single piece molded plastic construction. The top wall of the mold has a U-shaped slot and grooves extending from the ends of the slot to the adjacent edges of the wall to form integral hinges permitting a portion of the mold to be swung upwardly.

Abstract: Linear elements such as filaments having grafted nibs are disclosed. The grafted nibs are generally fibrils and/or scales which can be flexible or rigid. The nibs can be randomly grafted onto the linear element or they can be inclined or oriented in one direction so as to offer relatively little resistance to penetration into a material and greater resistance to pulling out. The linear element with grafted nibs can be twisted or spun into a yarn or it can be used as a yarn component. The linear element with grafted nibs or a yarn thereof can be used as a non-slip thread, as laces, and the like or they can be a component of woven and non-woven articles.Also disclosed is a method for making the linear elements having a plurality of nibs physically bonded thereto. A substantially linear element such as a thread, a wire, a monofilament, a yarn, a ribbon or the like is contacted with a static or agitated mass of nibs thereby causing same to become physically bonded to the linear element.

Abstract: A fastener for bands or the like, particularly on pants, skirts, pockets or the like with a catch rail which is fastened on one band-part on which catch rail a slide can be displaced, the slide being fastened on the other band-part, which slide carries a folding lever, the folding lever continuing under its folding axis passing into a catch projection and having a window-shaped opening for insertion therein of a strip which covers the catch rail and the slide. The slide-side band-fastening point engages on the folding lever.

Abstract: A method for the manufacture of a force transducer consisting of a base carrying a stud which carries a set of shear sensitive elements, each having a seismic or force transmitting mass attached to it, the masses being fixed to shear sensitive elements fixed to the stud by means of a cylindrical spring clip surrounding the force transmitting masses and supplying elastic force through the elements to be fixed to the stud, the method involving cutting of slots which are parallel to the axis of the rod with a depth greater than the height of the shear sensitive elements, insertion of shear sensitive elements into the slots, pressing of a cylindrical spring clip around the slotted part of the rod, and cutting radially into the rod so as to remove the material making up the bottom of said slots.

Abstract: Apparatus for cutting segments from a strip of film and for mounting the segments in reusable fixtures. Each segment is severed from the strip and mounted in a single cycle of operation of the apparatus. A cutting die is provided with a nonlinear symmetrical cutting edge lying in a die cutting plane. A punch is provided with a bottom surface substantially the size of a segment. The cutting plane of the punch has a linear punch cutting edge formed at the intersection of the bottom surface and the punch cutting plane, and the punch is mounted in cutting relationship with the die. Positioning means position the strip so that a boundary between segments lies in the die cutting plane. As the punch moves toward the die and a fixture located below the die, a segment is severed from the strip by the cutting action of the punch and die cutting edges which co-operate to minimize the forces applied to the segment tending to change the orientation of the segment to the punch.

Abstract: An automatic turret lathe has a main and a supplementary tool-carrying turret both being jointly movable in longitudinal and transverse directions with the turrets being indexable about an indexing axis. The supplementary turret is of smaller diameter than the main turret. Turning tools can be placed in the turrets so that a tool in one turret forms a pair with a tool in the other turret, and the turrets arranged so that both inside and outside machining of a workpiece can be carried out simultaneously. Tools can be placed in the carriers in the turrets to carry out a particular desired function. The supplementary turret can be removed for machining shafts. The turrets can be moved towards and away from as well as along the lathe axis.

Abstract: Bearing bushes are made in groups or pairs by progressive press tooling so that at each stroke of the press a group or pair of bushes is produced. The bushes may have at least one end which lies in a plane inclined to the longitudinal axis of the bush, and this is effected by providing the bush blank in the flat with a sinusoidal boundary line.

Abstract: A blood oxygenator having two separable components one of which is disposable and the other of which is reusable and sterilizable. The disposable portion of the oxygenator is multichambered and provides an oxygenating chamber, a defoaming chamber and an arterial reservoir constructed so that blood will flow sequentially therethrough. The reusable member is constructed in the form of a cover for the oxygenator and has depending therefrom a heat exchanger for maintaining the temperature of the blood, the heat exchanger projecting telescopically into the oxygenating chamber. Defoaming is assisted by a cellular foam material rolled into a generally cylindrical configuration and having abutting faces which are bias cut so that the line formed by the abutting faces is not coaxial with the blood flow path.

Abstract: A heat exchanger comprises a general elongated rectangular member having major side surfaces of a honeycomb configuration. The member has at least one aperture extending therethrough and along the length of said member and an inner tubular member positioned in said aperture and in close thermal contact with said elongated member. Techniques are described which enable the positioning of the tube within said member.

Abstract: In a key-activated vehicle wheel drum brake -e.g. a so-called S-cam-brake - means for automatically compensating the wear on the brake lining may be inserted between the key and the brake shoe ends by a method involving the steps of removing the original key as well as a predetermined part of the original brake shoe ends. A new key, new brake shoe ends and new automatic compensation means are subsequently added.

Abstract: A round disk having a central aperture therein, such as the base of a shotgun shell or a facsimile thereof is utilized in the fabrication of a fastener, and a tubular member such as the sleeve of a primer is positioned through the aperture and formed into a fastening member. When an actual shotgun shell is utilized, the base is separated from the remainder of the shell, and the inner end of the shell primer is utilized to retain an external member which sandwiches a sheet of material such as fabric, leather or the like, therebetween. The shotgun shell type fastener may be utilized as a button, snap, decorative attachment or the like.