Abstract: A seatbelt system including a passenger restraining belt, a plastic tape coupled to one end of the passenger restraining belt which has a plurality of openings formed along its length, a sprocket wheel which engages with the plurality of openings in the plastic tape for moving the plastic tape and a motor for rotating the sprocket wheel whereby when the belt is moved, it is automatically fastened or unfastened. In addition, the seatbelt system includes a receiving space provided between the vehicle's rocker panel and an inner lining for receiving the remainder of the plastic tape after engagement with the sprocket wheel whereby the plastic tape will not project into the interior of the vehicle.

Abstract: A seatbelt system which includes an anchor plate which anchors one under the passenger restraining belt and which is fastened to a runner piece which moves along a guide rail fastened to a motor vehicle body. When the anchor plate receives a driving force, the anchor plate moves along the guide rail so that the belt is automatically fastened about the passenger. The seatbelt system is further arranged and configured such that a belt anchoring portion of the anchor plate and a portion of the runner piece that is directly supported by the guide rail are both provided on a straight line which coincides with the line of action of belt tension during a vehicular emergency whereby belt tension is securely supported by the guide rail.

Abstract: Improved continuous stationery assemblies are disclosed which are capable of being readily converted into binders, folder covers, and the like, and which are adapted to have personalized matter printed or typed on the webs of the assemblies. An improved method of making binders, folder covers and the like from continuous stationery assemblies is also disclosed.These continuous stationery assemblies comprise at least front and rear continuous webs. Each of the front and rear webs has at least one line of marginal feed apertures, lines of transverse perforations, a line of adhesive parallel and adjacent to one of the lines of marginal feed apertures, and a line of weakening so as to enable one of the webs to be folded over the other web to form a binder, folder cover and the like. Additional webs may be included in the assemblies and arranged so as to constitute additional binder sheets.

Abstract: In a heat-sensitive record material comprising a base sheet having a color developing layer which includes finely divided particles of chromogenic material and finely divided particles of acceptor, a heat fusible material having a relatively low melting point is included in said finely divided particles of chromogenic material and/or said finely divided particles of acceptor.

Abstract: A firehose coupling device is provided for fixedly positioning and holding in place a set of opposed lugs on one coupling member of a firehose connection to permit quick and if desired one man coupling or uncoupling of the connection. The device includes a channel member, preferably with diverging leg portions, each leg having at least one cut out portion along the corresponding side edges of each leg so that the opposed lugs on one member are fixedly held in position and the other member may be rotated with respect to the first member.

Abstract: A well bore tubing system for releasably coupling upper tubing strings with lower tubing strings. The system includes an orienting body connectible on the upper end of a well packer and having a pair of separate laterally spaced longitudinal bores, each having a locking recess and a seal surface, a longitudinal side orienting surface along the body, an upper end male guide surface leading to the orienting surface, an orienting head assembly to releasably couple with the orienting body comprising an orienting head having two longitudinal bores alignable with the bores in the orienting body and a lower end female guide surface engageable with the male surface on the orienting body, a longitudinal orienting arm secured on the guide head having a longitudinal orienting surface engageable with the orienting surface on the orienting body, and a tubular seal and latch assembly secured at one end in each of the bores of the orienting head.

Abstract: A fitment for mounting on a vessel or tank constructed of reinforcing filaments such as glass or other fibers located in a resin matrix. The fitment includes a platform or top wall which is generally planar and has a pair of generally opposing rectilinear sides. The platform is adapted for supplying a fitting for a hose or nozzle which can be removably attached thereto. Two legs depend from the sides of the platform. A pipe also depends from the central portion of the platform. The ends of the pipe and legs are adapted for securement to the wall of a tank or vessel by bonding resin compatible with the resin of the fitment and the tank. The fitment is preferably constructed of layers of glass fiber reinforcing materials.

Abstract: An improvement in an accessory for a garden hose and the like in which an end of the hose is to be connected with a supplementary fitting characterized by a centerpiece adapted to sealingly receive the end of the hose, a gripper for moving longitudinally into gripping relationship with the hose, a turnbuckle for drawing the gripper into gripping relationship with the hose responsive to relative rotational movement of the turnbuckle with respect to the gripper and rotation prevention means to prevent relative rotational movement between the gripper and the centerpiece.

Abstract: The invention pertains to high pressure conduit swivel joints capable of conducting fluid pressures of 6,000 psi wherein the associated conduit members of the joint are permitted angular deflection and relative rotational movement. An elastomer assembly is interposed between the conduit associated members of the joint permitting limited relative rotational movement solely due to elastic deformation, and greater rotative movement produces bearing supported rotation of the members. A tubular sleeve is mounted upon a body, and a retainer attached to the body maintains the sleeve thereon, and the elastomer assembly is compressed by the retainer which controls the torque requirements for producing bearing rotative support of the members, such bearing supported rotation occuring at greater torque conditions than that necessary to produce limited member rotation due to elastomer deformation.

Abstract: A joint for two pipe ends comprising a ring having a spherical outer surface to be mounted on one of the pipe ends, and a body having a complementary spherical inner surface to be mounted on the other pipe end, while for axially fixing the ring with respect to the body a retaining ring is present to engage the ring with a spherical inner surface, which retaining ring can be connected to the body, while sealing means are provided, wherein substantially concentrically in the assembly of the body and the ring a second, similar assembly of a second body connected to the respective pipe ends and a second ring having complementary spherical surfaces is provided, in which the sealing means are positioned.

Abstract: A thread inserter and braking mechanism for a knotting apparatus used on spooling machines includes thread inserting and braking arms disposed on either side of the binding heads and external to the housing mounting the knotting apparatus. Brake pads disposed on either side of the housing cooperate with the thread inserter and braking arms and interact with the threads, retaining the threads to be knotted therebetween. The braking action overcomes the pressure exerted against the threads by the lifting arms of the knotting apparatus and retains the threads in position until the threads are released from the binding heads and a tight knot is formed therein.

Abstract: A box for storing files is formed from a single blank of paperboard. The blank consists of a centrally located bottom wall panel having side wall panels foldably connected thereto. Each of the centrally located bottom wall panel and side wall panels have an end wall panel extending from a transverse edge thereof so that when the side wall panels are folded 90.degree. relative to the bottom wall panel, the end wall panels on the transverse edges of the side walls and bottom wall can be overlapped and locked together. Connected to the outer longitudinal edges of each of the side wall panels is a top wall panel substantially half the width of the centrally located bottom panel. The top wall panels are adapted to be folded 90.degree. relative to the side walls to form a cover for the box. Longitudinally extending tabs extend from the transverse edges of each of the top wall panels and can be inserted within an opening in the end walls to lock the top wall panels in place on the box.

Abstract: A portable and easily handled collection device is manually carried by a person walking a dog and a disposable container which forms a part of the collection device is positioned beneath the dog when it haunches for excrement. The droppings are caught in the disposable container instead of falling on the ground. The disposable container is easily removed from the collection device and discarded as waste in a suitable sanitary manner. The collection device comprises a foldable handle and means at one end of the handle for releasably supporting a disposable container.

Abstract: A retractable rake is shown as in one example for use as a courtesy rake by a golfer at a sand trap, or for light raking chores, in general. The rake has a plurality of projecting tines which diverge outwardly when they are in their extended position. When the rake is not in use, the tines are retractable into the shank of the rake so the rake is compact and may be stored and carried within the golf bag.

Abstract: A clam-shape handle for carrying bottles by their necks. The handle is pivotable outward to a narrow angular range which exceeds the maximum neck diameter of the bottle type to be carried. When opened to that angular range and slipped over the neck of a bottle it may be closed on the bottle with broad area contact. A "J" shaped locking member holds the two handle parts together by thumb pressure.

Abstract: An apparatus for hoisting a load, comprising a hoisting hook or eye to be upled to a hoisting member, at least two oppositely positioned gripping arms with gripping jaws movable relative to each other, a connection of the hoisting eye via pulling members to the gripping arms for urging the gripping arms towards each other during the hoisting operation, whereby at least one pulling member is coupled to the one end of a first hydraulic piston-cylinder assembly provided with a resilient member for urging the first assembly in the starting position, and furthermore comprising a second hydraulic piston-cylinder assembly mechanically connected to one of the gripping arms and via a hydraulic line to the first hydraulic cylinder, resulting during the hoisting operation in the flow of the oil pressurized in the first cylinder towards the second cylinder and urging the gripping jaws towards each other, at least one non-return valve in the hydraulic line of the first cylinder to the second cylinder and an operable valve

Abstract: The instant invention relates generally to a truck body streamlining device, and more specifically to a collapsible, pivoted rear door attachment which when deployed in its operative position forms a reduced air drag surface on the rear of the truck body to minimize the wind resistance of the vortex which normally forms at the rear of a square backed truck.

Abstract: A stop for holding a normally vertically oriented vehicle license plate mounting bracket in a substantially horizontal position against spring pressure to provide access to the gasoline tank inlet of the vehicle. The stop includes a flat "U"-shaped frame having at least one wing which normally lies between the frame legs in the plane of the frame hingedly secured to one of the frame legs. When the frame is secured to a license plate mounting bracket on the side thereof which abuts the vehicle body, and when the license plate mounting bracket is withdrawn from the vertical to the horizontal, the wing may be pivoted about its hinge to abut the vehicle and maintain the license plate mounting bracket in the horizontal position against spring pressure of the mounting bracket.

Abstract: A transport vehicle providing a lightweight and flexible design for a medium-sized route delivery truck. The vehicle is constructed on a conventional truck chassis, and includes a plurality of cargo bays extending transversely across its width, with each cargo bay being dividable into left and right lateral half portions via a removable central panel. In at least one bay the floor in each lateral half is positionable either horizontally or slightly inclined towards the center of the truck, with the proper position being dependent upon the type of merchandise being transported in the cargo bay. The truck frame includes a pair of I beams extending longitudinally from front to rear thereof along the truck roof on top of all of the cargo bays. The pair of I beams extend in a cantilever fashion over the most rearward cargo bay, and provide the load-carrying capacity for that rearward bay by suspending the weight thereof from the pair of I beams.

Abstract: A stake adapted to be inserted at its lower end into pockets placed around the periphery of a flatbed trailer or truck structure is disclosed. The stake comprises an elongated hollow body of right triangular cross-sectional configuration having two right angle walls and a substantially diagonal wall joining the two right angle walls. The internal configuration of one of the right angle walls and of the diagonal wall has, over the full length of the stake, cooperating thickened portions adapted to receive the end of tarpaulin rods.

Abstract: An icebox for a recreational vehicle such as a van or the like is described and comprises a hollow cylindrical portion which is rotatably mounted in the interior of the van. A tabletop portion is provided on the upper end of the cylindrical portion. An access door is provided at one side of the icebox so that the interior of the icebox is easily accessible. A layer of insulation material is provided between the walls of the icebox. The icebox is centrally positioned in the van or recreational vehicle between the sidewalls so that the icebox is easily accessible from the plurality of seats positioned therearound. The icebox not only serves as an icebox but as a table and its centrally located position enhances its utility.

Abstract: A seat for a public transport vehicle has a handle for use by people who are standing rather than sitting in the vehicle. The handle is mounted in pivot bearings, but is normally restrained from pivoting by a shear pin. In a crash, a seated person may be jerked forward so that his head hits the handle. If this happens, the shear pin breaks so that the handle can pivot forward and does not present an obstacle which could damage the person's head.

Abstract: A safety seat bottom for a vehicle is disclosed. The seat bottom comprises a seat bottom upholstery support or frame upon which is arranged seat bottom upholstery. A shaped, transversely arranged support body is secured to the upper side of the upholstery support and projects upwardly beneath the seat bottom upholstery for preventing the seat user from sliding forwardly along the seat bottom during an accident.

Abstract: A rocker swivel assembly for mounting a chair on a lower support for both rocking and swiveling movement of the chair. The assembly includes a one-piece plastic torsion bar unit having a center section and a pair of end sections. The end sections are secured to the underside of the chair and the center section is rotatably mounted on the chair support and restrained against twisting. When the chair is rocked, the end portions of the torsion bar are twisted and the direct seating load of the chair is at all times transmitted directly to the supported center section of the torsion bar by a load bearig member secured to the underside of the chair and slidably engaged with the top side of the center section of the torsion bar.

Abstract: A seat reclining mechanism, for example for vehicle seats, is of the kind having first and second arms for attachment to portions of a seat. Each arm has a respective internal gear secured to it, and the gears are coaxial and the arms can rotate mutually about a pivot. An external gear is slidable axially on the pivot for movement into engagement with one or the other or both of the internal gears to lock them together. The improvement of the invention is an arrangement for shifting the external gear axially into and out of engagement with the internal gears. The arrangement has a plurality of operation elements secured on and extending axially from the external gear, and an axially acting cam engaging the operation elements for shifting them and the external gear axially of the pivot. The cam may be a rotary cam or a linearly slidable cam.

Abstract: A leg support pillow for use on a recliner chair of the type having an extendible leg rest with a pad on the terminal end which is spaced from a chair seat cushion when the leg rest is extended, defining a space between the leg rest pad and the seat cushion, a leg support pillow having an upper surface sized to span the distance between the leg rest and the seat cushion and including a downwardly extending body sized to snugly nest between the leg rest pad and seat cushion and having therein a laterally extending rigid reinforcing sheet sandwiched between an upper and lower body portion of compressible material encased within an outer pillowcase.

Abstract: In a vehicle seat belt system having a shoulder or diagonal belt or belt portion, an auxiliary strap is positioned to extend generally upright on the front of the back portion of the seat, on the side from which the belt or belt portion extends downwardly. A connector for the belt or belt portion can be moved to a selected position along the strap to determine the effective position from which the upper end of the belt or belt portion extends. The auxiliary strap can be connected to the vehicle anchorages for the seat belt system where this is a three point or lap and diagonal system.

Abstract: A street sweeper having a frame with a cab positioned at a forward end of the frame. A hopper is provided for receiving sweepings carried on the frame behind the cab. Linkage is further provided for enabling the hopper to be moved over the cab to a forward dumping position. Outriggers are positioned at a forward end of the sweeper. Hydraulic circuit means, valve means, and ram means collectively cooperable together and sequentially operable to initially move the outriggers into ground engagement to provide additional support for the hopper when in the forward dumping position and then operable to actuate the linkage to move the hopper over the cab for dumping.

Abstract: In a control for use in a hydraulic system of the type which includes a hydraulic cylinder arranged to raise and lower a load such as a dump bed of a vehicle, wherein the hydraulic system is actuated for raising and lowering the dump bed upon axial displacement of a rod member contained within an outer conduit from a neutral position in first and second respective axial directions and wherein the hydraulic system is deactivated upon the rod member being in the neutral position. The control includes a tubular member which is adapted to be connected to the outer conduit, a control knob, and a rigid inner member partially within the tubular member having a first end connected to the rod member and a second end supporting the control knob. A latch supported by the tubular member is arranged for releasably locking the inner member in a neutral position with respect to the tubular member for precluding inadvertent axial displacement of the rod member from the neutral position.

Abstract: A hollow gearwheel has internal teeth that mesh directly or through an intermediate gear with the teeth of a drive gear of a machine drive on a drum cutter mining machine. External teeth on the hollow gearwheel mesh with the teeth of a rack extending over the distance traversed by the mining machine along the face of a longwall mine. A plate pivots about the rotational axis of the drive gear while the plate forms a closure to the side of the hollow gearwheel facing the mining machine. The plate carries a bearing support for the arbor shaft of the hollow gearwheel and forms a seal along the outer peripheral edge of the hollow gearwheel. A carrier includes a bearing to support the outer end of the arbor shaft. The carrier is moved along a recess in a housing for the hollow gearwheel to adjust, by pivotal positioning, the hollow gearwheel.

Abstract: The hydraulic safety valve includes a housing defining a generally cylindrical shaped chamber having an opening at both ends of the chamber, and a chamber contained generally spherical shaped member. The hydraulic safety valve is suited for deployment in a hydraulic system wherein the main hydraulic unit is in fluid communication with a remotely located workpiece via hydraulic fluid lines. The safety valve interrupts or is attached to a hydraulic line in close proximity to the main hydraulic unit and functions to protect against substantial losses of hydraulic fluid from the hydraulic system as a result of workpiece or hydraulic line failure.

Abstract: A brake-force regulator for dual-circuit brake systems including first and second stepped pistons disposed in a multiple-step housing bore such that the end of the smaller diameter portion of both the first and second piston abut one another. An inlet chamber coupled to the master cylinder is provided adjacent the annular surface between the larger diameter portion and the smaller diameter portion of each of the first and second pistons. A first output chamber coupled to one of the brake circuits is provided adjacent the end of the larger diameter portion of the first piston and a second output chamber coupled to the other brake circuit is provided adjacent the end of the larger diameter portion of the second piston. A first valve is associated with the first piston to couple the associated one of the inlet chambers to the first outlet chamber and a second valve is associated with the second piston to couple the associated one of the inlet chambers to the second outlet chamber.

Abstract: A fluid-pressure operated dual circuit braking system in which each circuit serves a rear axle brake and at least one front axle brake, one circuit only including a load sensing valve. The braking pressure in the other circuit is controlled by a relay valve in response to the modulated pressure from the load sensing valve. The relay valve includes a piston which is normally balanced but moves in the event of a failure in the circuit embodying the load sensing valve, to connect the unmodulated pressure in the relay valve circuit directly to the rear axle brakes.

Abstract: A tractor-trailer hydraulic braking system in which the tractor braking circuit and trailer braking circuit are inter-connected by releasable hydraulic couplings including both service and emergency line connections each with its associated return line. The trailer circuit also includes a pressure storage unit or accumulator and a emergency valve operable to apply the trailer brakes in the event of loss of emergency line pressure. To avoid leak down of the accumulator over a period following de-coupling of the trailer an expansion tank or chamber is connected into the trailer circuit so as to receive fluid leaking into the return lines from the accumulator and to retain such fluid until the pump can return it to the accumulator.

Abstract: A brake valve for a control piston actuatable at will, which shifts a double valve by way of a spring that closes off a flow connection between a working pressure space and a supply reservoir for pressureless brake medium and which during the further movement opens up the inlet between a pressure storage device containing a brake medium under pressure and the working pressure space. A closure member constructed spherically within its sealing area, which together with a stem mounted thereon forms a valve body, is tied to a valve piston by way of this stem in such a manner that the valve member is connected in its longitudinal direction with the valve piston but is radially freely movable with respect thereto to thereby assure centering of the valve member with respect to the valve seat.

Abstract: Disclosed herein is an earth boring bit of otherwise conventional construction except for the bearing and cutter retention. A snap fit ring is used to retain the cutter, the grooves that receive the ring and the ring construction being such that the ring is forced into the retainer groove when the cone is thrust inward. The ring cannot therefore accidentally return to its assembly position to permit cutter loss. This enables the use of exclusively frictional bearings and retainer means of exceptional strength and reliability.

Abstract: A rotary supporting mechanism comprises a pair of cylindrical or spherical hollow bodies arranged one inside the other, there being a quantity of liquid between the two bodies, one of the bodies remaining fixed while the other is movable rotationally and in an up-and-down direction with respect to the body which remains fixed, the liquid between the bodies absorbing loads applied to the movable body. The movable body may be rotatable about a horizontal or vertical axis or, in the case of a sphere, may be rotatable in all directions. Bearing elements may be provided between the two bodies as well as seals to prevent the escape of the liquid.

Abstract: A roller assembled from separately prefabricated parts has an outer tread body of an elastic material, a supporting body and, disposed therein, a rolling-element bearing, the supporting body holding the various parts together.

Abstract: A device for sealing and/or mounting a rolling-element bearing in a housing or on a shaft includes a sheet-metal disk secured to one of the bearing rings and an annular portion which interfaces with the other ring to form a seal. The disk has a second diverging annular portion which acts like a spring to urge the edges thereof into engagement with the housing or shaft for affixation thereto or to provide a resilient coupling between the bearing and housing or shaft.

Abstract: The cabinet has a plurality of parallel arranged shelves each for accommodating a record album and including means wherein a record may be easily selected for use and easily returned to its original predetermined position in the cabinet. When the record is in its jacket selection is by means of a notch provided in each shelf. When the record is stored without a jacket the cabinet is constructed with slidable shelves which may be withdrawn for selection of the record.

Abstract: A display stand is provided with a plurality of ring-like shelves arranged in a vertical array above a base with the first, third, fifth, etc., shelves above the base being in a first group which are rotatable in a first direction and with the second, fourth, sixth, etc., shelves above the base being in a second group which are rotatable in a second, opposite direction. A plurality of rotatable drive rods are spaced equidistantly around a circle in the base and project upwardly therefrom within the interior of the ring-like shelves. Each drive rod carries fixed rollers which rotate with the drive rod and which each have an annular groove therein for supporting and frictionally engaging an inner portion of one of the ring-like shelves. One half of the drive rods are thus engaged with the first group of shelves and are driven by a motor to rotate in the first direction. The other half of the drive rods are thus engaged with the first group of shelves and are driven to rotate in the second, opposite direction.

Abstract: The invention provides a device for insertion into the ends of hanging bars of file folder systems to reduce the friction and noise when those hanging bars are slid along the guide rails of filing cabinets. The device fits into the ends of the hanging bars and protrudes through the top edge of the hanging bars with pointed projections to inhibit the accidental withdrawal or dislodgement of the device from the hanger bar ends.

Abstract: Basin apparatus for use in a hospital including a wheeled transport and a portable disposable basin. The basin is disposable and made of lightweight material which serves also as insulation. The basin has at least two separately molded sinks and having a flange along a rim of the sinks to seat the sinks on a horizontal upper rim of the wheeled transport. The flange of the sinks is provided with apertures and recesses for holding various shaped containers and hospital utensils. In the preferred embodiment, the wheeled transport includes a frame having a rotatably attached shelf wherein the frame is collapsible for convenient storage. Preferably, the sinks are fabricated of molded styrofoam and are sterilized.

Abstract: A storage system comprising at least one panel member which may be in the form of a hingedly mounted door or the like and including a pair of spaced parallel mounting sections on one side of the door, a plurality of storage containers adapted to be mounted on the panel at selected vertical locations thereon and mounting elements extending between the containers and the panel for removably connecting the containers thereto; the panel may comprise one of a plurality of coplanar doors or partitions normally closing an access opening to a storage area, such as a closet or the like, whereby the storage containers are normally hidden from view but are readily accessible upon opening of the doors. It is contemplated that the storage system may be embodied in a unitized closet structure which may be placed in its entirety within a recess of suitable dimensions in order to minimize assembly time and effort to the extreme.

Abstract: A cabinet drawer is provided with two drawer supports or rollers which are mounted near the front edge of the cabinet which supports the drawer, and below the edges of the drawer. The roller or support assembly includes a roller which is relatively flat and is mounted to rotate about an axis which is tilted inward toward the drawer by about 12 degrees. The upper surface of the roller is a relatively flat cone, and the roller rotates with the drawer in engagement with the horizontally extending outer portion of the upper conical surface of the roller. The support makes engagement with the lower surface of the flat roller, and is also provided with tabs for securing the roller assembly to the cabinet. The roller and its housing or support are held together by an axial member which may be a part of the roller, a part of the support, or a separate securing fastener.

Abstract: An electronic apparatus cabinet assembly comprises a generally U-shaped extrusion having an interior mounting rail disposed near an open end thereof and a deck member secured between the legs of the extrusion. An RFI sealing material is disposed overlying the mounting rail which receives a lid member having dimensions slightly smaller than the open end of the extrusion. Upon forcing the lid member into compression against the sealing material and mounting rail, some of the sealing material is forced upward from the interstice between the lid member and the extrusion forming a joint having a high integrity RFI seal.

Abstract: A storage holder for firewood and the like including a cradle having arcuate first and second end walls spaced at the lower ends to form an opening. The end walls have secured thereto first and second pairs of legs secured to the lower ends of the end walls. Secured to each of the pairs of legs is an inter-mediate wall the lower end of which is spaced from the lower end of the end wall.A drawer is slidably mounted on the pairs of legs beneath the opening. Secured to the lower ends of the end walls and extending across the opening are a plurality of spaced rods to limit the size of objects that may fall through the opening and into the drawer.

Abstract: An electrical contact adapted to be mounted in a plated-through hole and having means to improve solder wicking and degassing. A conical transitional surface between the bottom of the contact body and the solder tail is provided with a plurality of projecting ribs. When inserted in a plated-through hole, because the body is larger than the hole, the ribs rest on the rim of the hole and provide degassing paths between them. The contact may be mounted individually in electrical panel boards, or in arrays in insulators wherein the contacts receive the leads of dual-in-line packages or other electronic components.

Abstract: An integrated circuit package for establishing electrical contact with the terminal areas or pads of an integrated circuit chip comprises an insulating substrate having a flat surface in which there are embedded a plurality of electrodeposited conductors. The conductors have inner ends in a chip-receiving zone of the flat surface and have outer end portions which are remote from the chip-receiving zone. The inner ends of the conductors have contact bumps or promontories extending above the flat surface and located such that when a chip is placed on the promontories, they will be against the terminal areas of the chip. The chip can be held against the promontories by a suitable clamping means and contact established with the conductors at their outer ends by suitable connecting means. The device is particularly useful for testing chips prior to their being placed in service.

Abstract: A barrier block is disclosed which incorporates an electrical terminal in the form of a hollow cylindrical barrel provided with a longitudinal slot divided into one or more pairs of wire gripping jaws. The barrel is integral with a second electrical contact seatec on a web which interconnects a pair of partition walls. Opposite ends of the barrier block are molded with intermateable channels allowing a plurality of barrier blocks to be intermated and latched together.