Abstract: The device is attachable to the lower end of a swinging door to control draft between a sill and the lower edge of the door. The device includes a roller supported at its ends by support assemblies which are removably attached to a pair of brackets on the door. Mating surfaces on each assembly and its associated bracket prevent cocking of the bracket. The ends of the roller are supported by a pair of support members which are non-rotatable, guided for vertical movement, and spring biased downwardly while being provided with an adjustable limit stop.

Abstract: An apparatus for finishing toric surfaces of ophthalmic lenses. The apparatus includes a frame and a first assembly for providing an orbital, break-up motion to a lapping tool having a polishing surface of a selected base curve and cross curve. A second assembly is also mounted upon the frame for providing an orbital, break-up motion to a lens to be finished. Adjustment means are provided for selectively adjusting the amplitude of the orbital, break-up motion of both the lapping tool and the lens.

Abstract: An adjustable deflecting shoe which can be displaced towards or away from a grinding-wheel is formed by a series of blocks fixed in closely spaced relation on an elastically deformable arcuate strip which is displaceable between two cheeks of the shoe. The curvature of the deflecting surface is adjusted by means of supports for the central portion and the two end portions of the strip. The end supports are capable of displacement between the two cheeks both in the direction of a component parallel to the direction of adjustment and in the direction of a component at right angles to said direction, as well as angularly about an axis at right angles to the two directions aforesaid in response to suitable operating means.

Abstract: The wet sander is a manually operable sanding block including means for releasably attaching successive sheets of sandpaper. A fluid conduit extends through the sanding block and includes means for attachment to a source of water. The conduit terminates in an outlet exteriorally of the block so that water can be sprayed on the work surface being sanded adjacent the sanding block. A valve is connected to the conduit within the sanding block and the control handle for the valve is located exteriorally of the block so the fluid flow through the block may be controlled.

Abstract: A device for stabilizing structures such as chimneys and like stacks against transverse oscillation, comprising a mass connected to the structure by a pendulum suspension so as to oscillate in a direction transverse to the axis of the structure. The pendulum suspension includes a damper. The oscillation frequency of the mass/pendulum/damper assembly is matched to the natural frequency of the structure's vibrations, whereby the latter are attenuated. The mass may be in the form of a ring, suspended from the top of the structure by at least three pendulum/damper units spaced around the periphery. The units may also include springs or other devices to modify the natural frequency of oscillation of the device. In one version of the invention the mass comprises a first ring suspended from the structure, and a second ring similarly suspended from the first ring.

Abstract: A roof construction includes multiple hyperbolic paraboloid units joined together at adjacent peripheral edges to form a multi-unit roof span. These units include both horizontally extending edges and sloping edges, and vertical members to support the roof at the ends of only some of the sloping edges. Horizontally disposed and tensioned or compressed members connect ends of sloping edges that are unsupported by vertical members with ends of sloping edges that are supported by vertical members to transmit horizontal forces between the connected ends. This construction can be employed to form a large roof span without using interior vertical support members.

Abstract: A shelter structure extending above and below ground level, with a roof supported by posts and with walls, ceiling and basement floor composed of cast rigid plastic foam panels connected to said walls and posts.

Abstract: An auxiliary insulated roof system for mobile homes, metal buildings and the like includes a generally continuous panel structure of insulation material, a plurality of insulated support blocks for supporting the panel structure in clearance relation above the building roof surface and a plurality of fastening brackets for securing the panel structure to the building sidewalls. The insulated support blocks may include a base plate having a stud extended from one side for penetrating the panel structure and a block of insulation material secured to the opposite side thereof. The insulation blocks may be connected to elongated straps at spaced-apart positions therealong with opposite ends of the straps secured to the building sidewalls for partially securing the panel structure in place. A trim strip covers the fastening brackets and opening between the panel structure and roof surface.

Abstract: A building formed by assembling a multiplicity of pre-cast reinforced concrete panels including horizontal footer panels, solid exterior vertical panels, exterior vertical corner panels, exterior vertical door panels, exterior vertical window panels, interior solid vertical panels, interior vertical door panels, interior vertical partition panels, horizontal floor/ceiling panels, and horizontal ceiling/roof panels, the various panels being joined together in side-by-side relation by continuous welds of welding bars rigidly mounted to the reinforcing of the panels, the vertical panels being connected with the horizontal panels by connecting rod assemblies, the panels providing built-in electrical junction boxes and access wiring thereto, plumbing passageways and temperature air ducts.

Abstract: A combination floor, jack and trailer assemblies characterized by a precast floor assembly having a pair of longitudinal beams and a plurality of transverse beams, including end beams, the longitudinal and end beams forming underpenning for a modular home; a jack assembly for attaching to said floor assembly even at ground level and for lifting said floor assembly sufficiently for the running thereunder of a trailer assembly, the jack assembly having a superstructure, lift bar for lifting the superstructure and the attached floor assembly, top fastener for fastening the lifting bar to prevent upward movement, interconnection means for connecting the jack with the floor assembly, extensible leg having a plurality of stations therealong for fastening the base along the leg and a jack for raising the floor assembly by forcing the extensible leg and the lift bar apart by one or more cycles so that the trailer assembly can be run underneath; and a trailer assembly including front and rear units having respective f

Abstract: A ground anchor for posts has a leg driven in the ground with a fluke or fin member secured to the upper end thereof and cooperating therewith to form a post receiving socket or barrel. A wedge driven in the socket clamps the post to the leg. The leg is preferably an angle iron with diverging side walls and the fin member is preferably a sheet metal strip folded midway of its length providing legs diverging from the fold or crease embracing and welded to the divergent ends of the leg side walls and then bent outwardly to radiate from the leg providing three fins or flukes in equally spaced circumferential relation and a V-wing between the crease cooperating with the legs to form the socket or barrel chamber. The post is bottomed on the leg and the wedge is bottomed in the crease of the V-wing and has diverging legs providing a recess receiving and forcing the post into the converging side walls of the leg to wedge lock the post to the leg.

Abstract: A glazing fastener for mounting either rigid or flexible storm windows employs two elongated plastic strips: a channel strip having a narrow lengthwise channel, and a glazing strip having a narrow lengthwise insert flange for insertion into the channel. Walls of the channel and sides of the insert flange have pairs of spaced apart longitudinal complementary ribs sized and positioned for interengagement. In a flexible glazing strip such ribs also enable the flexible plastic to be progressively stretched for a wrinkle-free fit. The glazing strip also has a laterally extending external flange positioned to remain outside the channel for engaging the glazing sheet, either to hold a rigid glazing sheet in place or to apply tension to a flexible glazing sheet. Various embodiments of the external flange are described including an embodiment adapted for use as an independent frame in a sliding window sash.

Abstract: Simulated log corner units for constructing log cabin type structures from preformed log siding, which units are arranged on a foundation at the corners thereof and each include a vertically disposed beam to which a series of relatively short alternately arranged log end pieces are offsettedly attached so as to alternately project forwardly and laterally therefrom at right angles to each other at each corner and simulate the ends of the siding logs so as to be compatible with the log type siding applied to the exterior walls of the structure and the latter will have the appearance of a conventionally erected log cabin.

Abstract: A fire resistant seal for gaps between structural members is disclosed. A preformed elongate strip is provided of resilient silicone foam material and has a generally Y-shaped cross section. The width of the base of the Y is approximately equal to but no less than the width of the gap, and each of the legs of the Y have a width equal to one-half that of the base. The portion of the strip where the legs meet the base has a width in excess of that of the base alone.

Abstract: An end block adapted for use on a kiln car includes a refractory body having a transverse projection at a front end and a transverse recess at a rear end. The recess is dimensioned to receive therewithin a projection on the front end of another block with a loose fit therebetween. A sealing layer of resilient refractory material may be disposed within the recess for contact with the front end projection of another block.

Abstract: A profiled insulating underboard for insulating and aligning metal or plastic siding panels is disclosed. The underboard is formed from a suitable insulating material into a sheet having one substantially flat planar surface and an opposed surface with a configuration or profile which corresponds to the inner contour or profile of the siding panel so that it will fit snugly against the inner surface of the siding when installed. Each sheet of underboard, which is received against the exterior wall surface of a building, has a series of integral projections spaced along one longitudinal edge surface so that adjacent sheets are automatically spaced from each other to permit ventilation and help prevent moisture build up once the underboard and the siding have been fixed to the exterior surface of the building.

Abstract: A panel assembly comprising a panel with at least one double wall construction corner having a cut-away corner formed by the removal of a portion of the panel at the intersection of the corner forming walls, and a molded plastic snap-in corner plug which is inserted in the cut-away corner to substantially fill the corner, providing a smooth transition surface across the corner, the transition surface being shaped to provide the desired corner contour; and a method of fabricating such a panel assembly.

Abstract: An apparatus for the automatic filling of bags at a discharge spout of a filling hopper wherein empty bags are stored in a bag magazine in a horizontal position, the apparatus including an attachment unit hub, a frame pivotably mounted on the hub, a suction device mounted on the frame for individually removing each bag from the bag magazine and for swinging the removed bag into an essentially vertical hanging position and including a drum having suction mechanism, a spreading mechanism mounted on the frame for opening a respective bag mouth, and a holding device for holding each bag mouth tightly against the discharge spout, wherein the drum is mounted on the frame for horizontal movement and for rotation about an axis parallel to the surface of the stored bags and for movement parallel to the longitudinal axis of the stored bags upon pivoting of the frame about the attachment unit hub, such that the drum is lowered towards the stored bags so that the suction mechanism seizes the respective topmost bag of the

Abstract: A parallel linkage suspension for a tractor mounted lawn mower which maintains blade level and drive belt tension at all operating positions of the mower, including an upper mower transport position. The parallel tow bar linkage includes a pair of spaced parallel lower links pivotally connected at opposed ends to the mower assembly and the tractor adjacent the forward end of the tractor and a pair of parallel spaced upper links pivotally connected at opposed ends to the midportion of the mower and the tractor on pivots spaced above and rearwardly of the pivotal connections of the lower links. An idler sheave assembly is pivotally supported on a U-shaped bracket on the upper links, spaced rearwardly of the pivotal connection of the upper links to the tractor, such that the idler sheave assembly moves vertically with the mower on a smaller arc to maintain tension in the belt.

Abstract: A rotating grass-cutting machine blade is provided at each end with a projecting member which exercises a pushing action on the cut grass pieces so as to eject the cut grass towards a discharging port formed through the rotating grass-cutting machine casing and then into a collecting vessel. The projecting members may be perforated wall blades or may consist of a comb formed by removing material from a bent portion of the blade. Each projecting member may consist of a plurality of laminae which extend parallel with respect to the longitudinal axis of the blade or may consist of a plurality of cantilevered members.

Abstract: A tree shaker attachment is disclosed which is preferably adapted for mounting on the lift arms of a vehicle, the attachment including relatively movable jaws each having a clamping pad for engaging a tree or the like, a linear motor means operating an actuating cam means against a first elongated ramp on a movable jaw. A pivotable link is interconnected between the actuating cam and a relatively fixed member of the attachment in order to cause linear operation of the motor or jack to shift the movable jaw toward the other jaw, the attachment also including shaker means for vibrating a tree or the like engaged by the clamping pads of the jaws.

Abstract: An improved wire or fiber strand payoff neutralizer adapted for multi-position application is described, which permits numerous individual strands of wire or fiber that will be formed into a cable to be payed out linearly and uniformly under controlled and regulated tension to the other components of a cabling machine. The present invention utilizes a split shaft, the reel containing the wire or fiber strand being mounted on an arbor portion of the split shaft, and a flyer being mounted on the driven portion of the rotor shaft. The wire or fiber strands then travel from the product supply reel to the flyer and then back to the hollow core of the rotor shaft and thence to the other components of the cabling system. The flyer and the rotor shaft rotate at the same speed as the other components of the cabling system, as well as in the same direction.

Abstract: In an arrangement for fastening a structural part (1) to a round steel chain by means of two webs (3,6) which overlap the long sides (19,20) of a chain link (9) and bridge the gap between said long sides (19,20) a centering member (5) is used which centering member is provided with a bore (12) and parallel side faces (10,11) having a spacing from one another which is approximately equal to the width of the gap between the long sides (19,20) of the chain link (9) partially overlapped by the webs (3,6). At least one web (3) being provided with a guide (4) which holds the centering member (5) in a prescribed position.

Abstract: Disclosed is a method for the prevention of the formation of ammonia as a product in the reaction of hydrazine and a halogen oxidizer used in a liquid-propelled rocket engine and in chemical laser pumping systems. The method employs vanadium pentafluoride as an additive up to about 1% to the halogen oxidizer to thereby shift the equilibrium of the reaction between the hydrazine and the halogen oxidizer so that no ammonia is produced.

Abstract: In an hydraulic system an unloader valve is located in a line between a pump and an hydraulic accumulator. The unloader valve is operative to prevent the accumulator from being overcharged and to allow the pump to re-charge the accumulator should the pressure stored therein fall below a desired minimum value. The unloader valve incorporates a control valve comprising a spool and a pressure responsive slave which is operated by fluid pressure under the control of the control valve. A single spring acts to bias the spool into a first position against pressure in a control chamber into which fluid is pumped through a first one-way inlet valve. A second one-way exhaust valve located between the first one-way valve and an exhaust port can be opened by the slave to unload the pump.

Abstract: In a servo-motor assembly for a vehicle braking system a valve controlling the servo pressure is operated by an operating assembly comprising an angularly movable rotary operating member, an axially movable transmission member for applying an operating force to the rotary member, and a camming mechanism for translating axial movement of the transmission member into angular movement of the rotary member.

Abstract: A master cylinder for actuating a hydraulic cylinder for a hydraulic brake or clutch. The master cylinder includes a cylinder body having a cylinder bore defined therein. The cylinder bore is in communication with an oil tank by way of a supply port and a relief port formed through the wall of the cylinder bore in axially spaced relation from each other. A piston is slidably received in the cylinder bore to define a hydraulic chamber forwardly thereof and comprises a pair of forward and rear piston portions axially spaced apart from each other with an annular seal member disposed therebetween. A cup support is integrally formed with the forward piston portion forwardly thereof and has a radially outer peripheral surface facing the inner peripheral surface of the cylinder bore with an annular clearance formed therebetween.

Abstract: Improved method and apparatus for controlling thermal stress on component parts of a steam turbine while providing maximum loading and unloading rates during startup, shutdown, and other periods of load change. From monitored and derived quantities, a loading rate is calculated for each of a plurality of preselected turbine component parts and the lowest rate is selected for control. Simultaneously, and in concert with load change calculation and execution, the steam admission mode of the turbine is automatically directed to either the partial arc mode or the full arc mode as necessary to reduce stress as compared with a preselected and adaptive stress reference value.

Abstract: A portable container for cooling or heating liquids stored therein. The container comprises a hollow body and a releasably secureable lid assembly therefor. The container body includes a threaded mouth onto which the lid assembly is secured to seal liquids within the container body. The lid assembly includes thermoelectric chiller/warmer means having thermally conductive immersion means extending downward from the lid for immersion within the liquid in the container body, Peltier type thermoelectric means in intimate thermal engagement with the thermally conductive immersion means and with heat dissipating means. An electrical means for connecting the thermoelectric means to a source of direct current and for enabling the polarity of the direct current provided to the thermoelectric means to be reversed so that the thermally conductive immersion means can either heat or cool the liquid disposed within the container body.

Abstract: Method and apparatus are disclosed for the recovery and removal of natural gas from a mine by liquefying and collecting the gas within the mine, and then transporting the liquified gas to the surface in a mobile tank. Natural gas is withdrawn from bore holes in a coal mine and liquefied using liquid nitrogen. A unique apparatus permits both the liquid nitrogen and the liquefied natural gas to be contained within a same insulated tank, enhancing the portable characteristics. Liquid nitrogen and its vapor are used to cool the natural gas so as to separate water and CO.sub.2. Means are disclosed for controlling the cooling by the cryogenic liquid by regulating the venting flow rate of its vapor in response to the pressure of the liquefied natural gas. The disclosed system eliminates the need for extensive piping and on-site pumping associated with conventional degasification processes.

Abstract: A quick system for use with an automotive vehicle air conditioner. The air conditioner has a first air intake port opening to the vehicle interior and a second air intake port opening to the vehicle exterior, and an air intake valve for selectively alternatively closing the air intake ports. When the air conditioner switch 1 is turned on or closed, a valve actuator for the air intake valve shifts the air intake valve to alternatively close the air intake ports to admit into the air conditioner the lower temperature air between air within the vehicle interior and air within the vehicle exterior, to shorten the time required for air cooling within the vehicle interior.

Abstract: A refrigerating apparatus with at least two evaporators which are controlled at different temperatures by a refrigerant, a vapor bubble pump for pumping the refrigerant and a first and second pressure regulators of the refrigerant which are located on the upstream side of the evaporators.

Abstract: What is disclosed is an improvement in a heat pump water heater wherein the elements are disposed in a thermoplastic, molded base atop the hot water storage tank. The molded base has a drain for draining off liquid condensate. The condenser is in the form of a coil having the respective refrigerant and water paths for flowing in heat exchange relationship and disposed atop the hot water storage tank. The water has its own respective pump for being circulated through the condenser for heating the water while condensing the refrigerant. The evaporator is disposed peripherally around the top of the hot water storage tank so that the air that vaporizes the refrigerant is cooled and can be vented back to the air conditioned space. A self-supporting air filter is provided.

Abstract: A commercial refrigerated display case, of the type in which an air curtain is directed across an upwardly opening product display space, utilizes ambient air for defrost purposes. A discharge sill extending along the back of the case, above the discharge grille through which air is directed to form the air curtain, is hollowly formed to provide a defrost air chamber. Within the chamber defrost air fans are mounted and are normally off during the refrigeration cycle of the display case. During defrost, the air circulating fan continues in operation although the evaporator coil is no longer in a refrigeration mode. At the same time the defrost fan goes into operation, and draws off part of the air circulated through the discharge grille by the main fan, and exhausts it to ambient through the discharge sill. A weak air curtain is still maintained across the access opening of the display case.

Abstract: A universal joint comprising a bowl-shaped drive element connected to a drive shaft and having at least two ball races cooperating with rollers borne by a hub connected to a driven shaft, stop means being provided at the open end of the drive element. These drive means are arranged so that when a roller is supported against these means a part of this roller is outside the drive element, the center of the roller thus retained being situated in the vicinity of the open end. The universal joint is useful for tripod type joints for vehicle transmissions.

Abstract: A freewheel coupling for drivingly connecting co-axial driving and driven shafts includes preventer means adapted to automatically prevent engagement except when the speed of rotation of the driving and driven shafts is substantially synchronized. The preventer means comprises a ball bearing having a ball race located in circumferential trackways in inner and outer races attached respectively to first and second coupling parts, and having a plurality of slots extending laterally from one of the trackways so as to permit relative axial movement of the coupling parts by movement of the balls of the ball race in the slots.

Abstract: This invention relates to a thermal-fusible tape used to adhere two fabrics together, and used especially to hem slacks.The adhesive tape of the present invention consists of a warp knitted tape, and at least one thermal adhesive thread which longitudinally extends the width of several wales of the warp knitted fabric in each edge portion of said tape and said thread is positioned on one or both surfaces of said warp knitted fabric.

Abstract: The device includes a canal having a narrowing entry and a widening outlet, separated by the poles of a pair of opposing electromagnets, and in which selective means, or selectors, are shifted. Two substantially identical, geometrically and magnetically symmetrical selector stations are provided. The entry and the outlet of the canal include a magnetic adherance system, functioning alternately as a stabilizer and as an amplifier of movement, following the direction of the device shifting in relation to the selectors to be selected.

Abstract: A washing machine includes a fabric-receiving basket driven through a transmission arranged so that when the drive shaft is driven in one direction in the washing or rinsing mode of operation of the washing machine, the basket is caused to orbit about an axis displaced from the axis of the basket. The basket is held against rotation about its axis during this mode of operation. When the drive shaft is driven in the opposite direction during the spin mode of operation, the axis of the basket is positioned in line with the axis of the input shaft and the basket is free to rotate about its own axis. The input shaft of the transmission is provided with a helical groove at the lower end and a drive pulley is mounted for engagement with the helical groove. A brake housing is supported from the stationary tub of the washing machine. A spring-biased brake shoe is mounted in a position to engage the brake housing for preventing rotation of the basket about its axis when the basket is following the orbital path.

Abstract: A cylinder assembly complete with cylinder plug is located within the outside door handle of a lockset. A washer having a diameter greater than the diameter of the plug is mounted on the rearmost portion of the plug so as to form a shoulder portion. A slot is cut in the shoulder portion flush with the outside diameter of the plug. A spindle extending into the outside handle portion contains a boss on the inside portion extending radially towards the center of the handle a discrete portion substantially equal to the shoulder formed by the washer attached to the plug. The boss is located on the spindle side closest to the latch. The complete cylinder assembly is inserted into the outside handle with the door handle turned in a first direction and the plug rotated by the key in the opposite direction thereby turning the tailpiece until the slot on the shoulder is aligned with the boss on the spindle.

Abstract: A key blank in which the upper edge surface of the blade has a longitudinal groove dividing that surface into two laterally spaced parts, and a relatively narrow waist is formed in the blade upper portion by progressive narrowing of the blade width downwardly from and adjacent the upper edge surface. The blade is basically a flat parallel sided member and the waisting is created by two substantially symmetrical grooves. Each part of the upper edge surface on each side of the longitudinal groove slopes downwardly and outwardly so as to be substantially normal to the flat sloping surface of the adjacent waisting groove. A key formed from the blank described has bittings cut in the upper edge surface and each bitting is cut on an angle so that the base of each resulting valley part slopes at substantially the same angle as a part of the upper edge surface. Alternate valley base surfaces may slope in opposite directions.

Abstract: A tubular lock housing receives a core plug which is rotatable in the housing about an axis between a pair of angularly offset unlock and antitheft positions and through an intermediate lock position. Pluralities of first and second tumblers are exposed at the key-receiving passage of the plug and are diametrally displaceable therein between outer positions lying radially within the outer surface of the core. Differently bitted first and second keys are engageable in the key-receiving passage with the respective tumblers to displace them into the inner positions. At least one inwardly open first recess is formed in the inner wall of the tubular lock housing in radial alignment with the first tumblers only in one end position of the plug, so that these tumblers engage in the first recess when in the outer positions and thereby prevent angular displacement of the plug from the unlocked position.

Abstract: A cylinder lock comprising a stationary cylinder housing and therein a turnable cylinder inclosing a plurality of tumbler discs turnable by means of the key of the lock. There is also a locking bar normally locking the cylinder non-turnably to the cylinder housing. When the tumbler discs have been brought to a releasing position, the locking bar can move closer to the center of the lock into a groove formed by alignment of peripheral recesses in the tumbler discs, and this releases the cylinder from its locking. In the lock there is also at least one composite tumbler disc including two parts, a first part and a second part, which are angularly adjustably connected to each other. The first part can be turned with a key. Within an adjustment sector the first part has such a small radial extension that it leaves the locking bar free to move radially to its cylinder-releasing position.

Abstract: A key holder which includes a body and a key pivotably mounted on the body and movable between an operating position in which the key is disposed outside of the body and a non-operating position in which the key is housed within the body. The key holder may also include a biasing member for maintaining the key at the operating position thereof or the non-operating position thereof and the key may include a stopper member disposed thereon which is engageable with the body to maintain the key at the non-operating position thereof.

Abstract: A door lock has a flush-mountable body. A forwardly facing recess is defined by the body. A paddle-type handle is pivotally carried by the body and is movable between a nested position within the body recess and an operating position. A bolt is carried on the back of the body and is movable between latching and unlatching positions. A key-controlled disconnect linkage is provided for selectively connecting and disconnecting the handle and the bolt. The disconnect linkage includes a disconnect member which is moved by a key-operated locking member between connecting and disconnecting positions located, respectively, in and out of the path of travel of a handle operating arm. When the disconnect linkage drivingly connects the handle and the bolt, movement of the handle from its nested position to an operating position will cause corresponding unlatching movement of the bolt.

Abstract: A rolling mill in which rolls are displaced in axial direction thereof during operation in dependence on the width, profile and the like factors of a material being rolled. A real rolling load difference is derived by removing a rolling load change components due to a moment produced upon displacement of the rolls from a difference in the rolling load between an operating side and a driving side of the rolling mill, and is utilized for correcting the rolling asymmetry.

Abstract: Method and manufacture for the manufacture of a cooking vessel with a flat, thick-walled bottom and a substantially thinner casing surface, a cup-shaped blank is shaped in the casing area by a rolling process on a substantially cylindrical, rotary mould part. The rolling tool comprises a rigid outer ring and numerous freely rotatable balls revolving in a groove. The area close to the bottom of the mould part is tapered, so that a cavity is formed into which the material can be shaped in the area close to the bottom.

Abstract: A punching and winding machine having a punch assembly to punch a plurality of spaced holes in a metal strip at predetermined distances along the strip, and a winding assembly to wind the punched strip into a roll so that the holes in the strip are aligned to form radially extending slots.

Abstract: A cooling conveyor arrangement for rolled wire or wire rod which has left a water cooler has a loop-forming device which deposits the wire in overlapping loops on an air-cooling conveyor. To obtain a shorter cooling path, which is desirable for high-grade steels to reduce the rate of cooling, the loops fall onto a conveyor portion and are carried by a conveyor portion to a coil-forming station where the loops are collected. To obtain a longer cooling path a removable conveyor portion is switched into place so that the loops are carried along a conveyor portion to an opening where they fall onto a conveyor portion. A conveyor portion is swung into alignment with the portion carrying the loops to feed the loops to the coil-forming station.

Abstract: A method of making elements with profiled cross-section from sheet metal for use in a driving belt by a rolling process, for providing a strip with a middle groove in longitudinal direction and by rolling the material continuously symmetrically with respect to that groove to two profiles punching out the elements on both sides of the middle groove, with their longitudinal direction in the direction of movement of the strip, according to lines which are located at accurately predetermined distances on both sides of the groove.