Abstract: Part ejection apparatus for ejecting molded parts from a mold carried by a movable platen in an injection molding machine. A plurality of linearly operating hydraulic cylinders are provided to move an ejector bar that is carried along guide rods supported by a movable platen so that the ejector bar moves toward and away from a mold member that is carried by the movable platen. Suitable connections can be provided between the ejector bar and the ejection mechanism of the mold to drive ejector pins carried by the mold for separating the molded part from the mold surface. Additionally, a rotary motor is also carried by the movable platen and has its axis coincident with the longitudinal axis of the movable platen for connection of an output shaft of the motor with a drive mechanism carried by a mold, the drive mechanism suitable for rotating rotatable cores that form internal threads on the molded article.

Abstract: A pipe repair or joining collar comprising a pair of rigid arcuate casing members (10) which may be drawn together around a damaged pipe or a pair of pipe ends with the interposition of one or more elastomeric arcuate seals (13) and wedges (17) located between the casing members and the seals and adapted to slide inwardly and generally tangentially to force the seals radially inwards to ensure sealing engagement with the pipe or pipe ends, mutually abutting longitudinal resilient sealing strips (16) projecting, at least in part, from opposed faces of the wedges (17) in a manner such that in at least one region of each pair one of the sealing strips is substantially flush with its associated face whilst the other projects from it so that during assembly the projecting strip may ride laterally onto the flush strip to ensure lateral alignment of the casing members.

Abstract: A face level sampling device comprising a headband (10) carrying a suction pump (11) and power pack (13). Connected to pump (11) is a rigid or semi-rigid tubular stalk (12) having a sample head at its free end which is thus positioned in the immediate vicinity of the wearer's nose and mouth in order to take a sample of the environmental contents in the immediate breathing zone.

Abstract: An accumulator head for an extrusion-blow molding machine. The accumulator head includes an annular inner sleeve member slidably positioned within an accumulator outer barrel, and a tubular inner body member received within the sleeve member. The sleeve member and body member are adapted to be slidable together within the accumulator barrel to expel collected plasticated material. The inner sleeve member includes a pair of external slots formed in the outer surface that communicate with the accumulator inlet and with respective radially extending flow passageways through the inner sleeve to convey plasticated material from the accumulator inlet into a pair of helical flow channels formed in the accumulator inner body member. The flow channels communicate with an outlet area to convey the plasticated material to an inner accumulation chamber through an annular collector channel and an annular flow passageway that provides an extruded parison having a uniform conformation without flow or separation lines.

Abstract: A blow-molded plastic container having a novel neck platform and handle construction which maintains the filling spout in a level position. The construction forms a bridge between the front and rear walls, the bridge having vertical beam support surfaces that resist sag of the spout during post mold cooling and prevent downward deflection of the spout during filling.

Abstract: A frame holder to which a heddle frame is coupled by a fastener operating in accordance with the toggle lever principle and pivotably mounted at the upper end of the frame holder by means of a pivot axis. The fastener includes a lever, consisting of two parallel levers, which is pivotable around a first pivot axis whereby an operating lever is pivotably mounted to its other end at a second pivot axis. A bolt which is pivotably arranged on this axis is located in the operating lever which is structured as a hollow rod. Due to elongate holes formed in the hollow rod and through which the axis extends the hollow rod is longitudinally displaceable relative to the bolt.

Abstract: A motorcycle engine stabilizer that is adapted to be positioned between the engine cylinder head and the motorcycle frame. The stabilizer includes an internally threaded sleeve that is adapted to receive an externally threaded adjustment rod that includes a cylindrical end adapted to bear against a frame tube surface adapter. The adjustment rod includes opposed flat surfaces adapted to permit a tool to engage the adjustment rod for threadedly extending it into or out of the sleeve. The frame tube surface adapter is positioned between the adjustment rod end and the frame. Rotation of the adjustment rod causes the surface adapter to engage a portion of the frame and causes the threaded sleeve base plate to engage the engine cylinder head, thereby providing additional support for the engine and reducing engine vibrations. A space plate having cooling channels can be positioned between the base plate and the engine cylinder head to prevent localized hot spots in the engine cylinder head.

Abstract: A door-leaf profiled section for glass doors and windows, and particularly for glass doors of the kind used between a room a refrigerator or freezer space, the profiled section preferably being made of aluminum and being intended to embrace the edges of a double or triple glazing assembly, and including a substantially U-shaped channel in which the glazing assembly is intended to be inserted and there glued. The invention is characterized in that the U-shaped channel (4), seen in cross section, includes at least three abutment surfaces (7, 8, 9) intended for abutment with a glazing assembly (2) inserted into the channel, such that one side (10) of the glazing assembly (2) will abut one of the abutment surfaces (7), and such that the opposing side (11) of the assembly will abut two of the abutment surfaces (8, 9), these latter abutment surfaces (8, 9) being spaced from one another.

Abstract: A gob of glass sucked from a glass metal and held in a suction mold (7) is further processed by preshaping the glass in the mold by a punch (4) having a projection (9) for forming in a recess or cavity (14) in the gob in the opening in the mold, and a plate-like surface (10) for forming a plate shaped bead (5) around the opening. This results in a large contact surface against which a blowpipe (1') with a transverse attachment plate (6) having a working surface flush with the end of the bore (3) of the blowpipe is pressed to attach the plate (6) to the bead (5). With this arrangement, the bore cannot become blocked with glass during the pressing operation.

Abstract: A device whereby personnel or other loads may descend from an elevated position at a controlled and variable speed, comprising a restraining member (12) having a series of slots (13). A tape stored in a container (20) passes through the slots (13) to a hook (10) for attachment of the device to a fixed point. A user wearing a harness (21) removably attached to the restraining member (12) may descend at a controlled rate determined by a light load applied to the tape (11) below the restraining member (12) owing to the frictional contact of the tape (11) passing around the edges of slots (13). After the descent a quick release shackle (16) releases the harness (21) from the device.

Abstract: A box for supporting a printer intended for connection to a computer, the box being intended to be placed on a table in a workroom. The box includes two side wall pieces, a bottom-piece and a top-piece, which pieces can be fitted together to form a parallelepipedic box; the box further includes two side-supports which cooperate displaceably with a groove or channel provided in the bottom-piece, this groove or channel extending perpendicularly to the side-walls; the side-supports have a height which is equal to the internal height of the box between bottom and top and which side-supports are provided with support-parts which project outwardly at right angles from the side-supports and which fit in and slide in the groove or channel. The box can be used for bottom-feeding and rear-feeding or printing paper to the printer, and the box is configured to enable similar boxes to be stacked on one-another.

Abstract: The invention includes a method and a machine for removing spine 2, headbone 13 and organs 4, 5, 6 and 10 from a front part 1 of a fish "parting" of the fish into two parts, rear part and front part 1, where the pectoral nose 9 is uncut, and the pectoral bond 20 is uncut, and the belly cut 39 does not separate the lower end of the pectoral bones 19. The method includes moving, by means of a spiked chain at each side, the front part 1 with the belly 3 at front and the head 18 at rear along a fixed straight track 21 to a fixed U-formed beam comprising a belly scraper 16 at the end of the spiked chains 23. The belly 3 is threaded upon the belly scraper 16, which scrapes the inside of the belly 3, so that the organs get loose from the front part 1 and are moved into the belly scraper 16.At front of the belly scraper 16 is a gill knife 17, which cuts the lower ends of the gills 10 from the radix of the tongue 8.

Abstract: An outlet assembly for a liquid distribution system of the type whereby liquid is to be deposited onto a treatment bed (13) from one or more apertured distributor pipes (14) connected to a rotary (or linear) supply head (10) the assembly comprising longitudinally spaced apertures (15) opening upwardly in the pipe wall and clamped to the pipe over each aperture (15) a distribution tray (16) extending generally transversely but angularly from the pipe and having a generally horizontal surface (17) with upright side walls (18) so that liquid may flow upwardly through the apertures (15) and be channelled outwardly along the trays to be deposited from the outer ends thereof. The larger than usual apertures (15) ensure that no blockages occur from solids within the liquid, whilst uniform and constant distribution is ensured.

Abstract: An explosion welding method in which plating material is explosion welded to a base material with the aid of a reflected percussion wave generated by a detonating charge.

Abstract: A clamping system for traversing and clamping molds in a molding machine, the clamping system including a toggle-type clamp arrangement defined by a plurality of pivotally connected links. A movable crosshead is connected with one end of the toggle and is carried on a crosshead guide, and a ball screw is rotatably secured to the movable crosshead to extend in the direction opposite from the molds and through a stationary platen. A ball nut rotatably carried by the stationary platen is in engagement with the ball screw and is drivingly connected with a first motor to axially move the ball screw to provide between the molds a clamping force sufficient to resist separation of the molds during high pressure injection of molding material. A second motor is drivingly coupled with the ball screw and is movable therewith in an axial direction. The second motor is adapted to rotate the ball screw for rapid traverse movement of the movable crosshead to rapidly bring the molds into and out of contact.

Abstract: Improved insert teeth and holder assemblies are provided for a material breaker machine intended for use in reducing chunks or pieces of wood, metal and other materials to small size. The present invention includes an insert tooth member having a pair of edges, either of which may serve as a cutting edge. An insert tooth holder is provided for mounting of the insert tooth. The insert tooth and insert holder interengage through a raised portion on the one and a recessed portion on the other which mate to form a positive mechanical lock. The insert tooth is reversibly mounted on the insert holder to allow either of the pair of edges to assume the position of the cutting edge. The location of the interengaged components allows them to be fully protected from the material being cut, thus minimizing wear and damage.

Abstract: A slide gate assembly for use in maintaining a dust free environment is disclosed. The assembly includes a slide gate and a dust cover which operate to allow the passage of particulate or other material into or out of a bin or other container. In one embodiment, the gate is slidably mounted in a frame which is formed by a plate member, upper and lower base members and upper and lower gasket members. In one embodiment, some of the components are of neoprene while other components are of UHMW, thus providing resilient properties and also self-lubricating properties for the slide gate assembly. The gate assembly is maintained in a dust tight condition by means of controlled compression obtained through the use of bolts or screws which extend through the plate member, the base members and the gasket members.

Abstract: Apparatus for providing a dust free environment in the filling and discharge of bins and other containers includes a dual seal which seals directly against a gate assembly. The apparatus also provides for the introduction of air between inner and outer seals to prevent contaminants from reaching the product. Dust covers are employed on the fill station and discharge station and also on the fill and discharge ends of the bin.

Abstract: An apparatus for the formation of stacks of folded, zigzaggedly intermeshed tissues, sheets or the like of any kind of fibrous materials, with a folding device having two folder rolls, wherein each of the two folder rolls (23) is associated with at least one comb-like depositor (27) on both sides of the stack shaft (13), said depositor consisting of a depositor beam (28) with a plurality of laterally guided depositing fingers (26) swung back and forth relative to the tissue stack (12) via connecting rods (30) by first drives (32, 33) and by second drives (35, 36, 37, 38, 39) such that the front ends of the laterally and vertically reciprocating depositing fingers (26) grasp behind the respective tissue (22) to be deposited, press down against the tissue stack (12) and hold the same securely in the shaft (13) until a new cycle of movement begins.

Abstract: A hermetic reciprocating piston refrigeration compressor utilizes separate cylinder head members for the discharge and suction plenum chambers adjacent the discharge and suction valves. The two cylinders heads extend over substantially the entire area of the valve plate at the end of the cylinder carrying the valves. A discharge cylinder head is formed of metal while the suction cylinder head is formed of a plastic material of low thermal conductivity to minimize heat transfer between the discharge and suction plenums. The suction cylinder head is formed as a unitary member to include also passages and a portion of the suction muffler and is secured in place by a single fastening member.