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| Number | Title | Issue Date |
| 4617814 | Process for controlling load distribution in continuous rolling mill A process for controlling a ratio of load distribution among a plurality of rolling stands to roll a work progressively comprises storing, when a ratio of load distribution between a stand located at the most downstream position with respect to a travelli... | 10/21/1986 |
| 4615366 | Log splitter with rapid return hydraulic cylinder A wheel supported mobile log splitter has an elongated frame supporting a stationary wedge-shaped log splitting element and an opposing movable ram which is connected to the piston rod of a hydraulic cylinder mounted on the frame. The cylinder is supplied... | 10/07/1986 |
| 4615202 | Six-high rolling stand A roll stand has a frame in which upper and lower working rolls are journaled for rotation about respective parallel upper and lower working-roll axes and defining a workpiece nip. Respective upper and lower backup-roll guide elements vertically flank the... | 10/07/1986 |
| 4615201 | System for replacing section rolling mill stands, multi-function stand-bearing trolley for positioning on the rolling sites and transport towards the pre-assembly sites The system according to the invention comprises: stand-bearing trolleys capable of independent displacements in the longitudinal and transverse directions, each constituted by two longitudinal members on which the stand is fixed and supported by axle-less... | 10/07/1986 |
| 4614099 | Rolling mill Upper and lower reducing rolls are mounted within a mill housing for rotation about their axes and for parallel movement. Actuating cylinders force the upper reducing roll downward toward the lower reducing roll to effect a separation force on a workpiece... | 09/30/1986 |
| 4614103 | Rolling mill Horizontal supporting rolls disposed at a lateral side of the work rolls support the work rolls in the direction of travel of the rolled material, and horizontal back-up rolls disposed at a lateral side of the horizontal supporting rolls back-up the horiz... | 09/30/1986 |
| 4612788 | Method for controlling shape of material in rolling process A method for controlling the shape of a cold-rolled material which is capable of switching the roll coolant from a hot coolant to a cold coolant without changing the cooling capacity. The cold coolant is switched to a hot coolant as soon as the supply of ... | 09/23/1986 |
| 4611646 | Workpiece-centering two-sided planer An apparatus for planing opposite sides of a workpiece has a housing having a lower part and an upper part flanking a passage through which the workpiece to be planed is passed horizontally in a travel direction. Respective upper and lower planing drums r... | 09/16/1986 |
| 4611479 | Method and apparatus for rolling metal foils In rolling metal foils, such as aluminum foils, especially very thin foils in the range down to 10 μm, an improved uniformity of the foil thickness over the width of the foil sheet and, simultaneously, greater rolling speeds of the foil sheet are obtaine... | 09/16/1986 |
| 4610652 | Control for a folding flap of a folding cylinder in a folding machine of a rotary printing machine A control for a folding flap of a folding cylinder in a folding machine of a rotary printing machine wherein a counterflap is adjustable with respect to a folding blade to a thickness of paper being processed, the folding flap being controlled by a closed... | 09/09/1986 |
| 4608850 | Alligator defect elimination A method of operating a rolling mill in a manner that avoids the occurrence of alligatoring in a slab of metal as it is reduced in thickness in the mill. The slab is subject to a schedule of repeated passes through the mill to effect a predetermined amoun... | 09/02/1986 |
| 4608849 | Bending apparatus Apparatus for bending a light gauge, profiled, metal panel to a curved shape, including an anvil mounted on a frame and having a part-annular surface, an arm mounted for pivotal movement about the center of curvature of the part-annular surface, a roller ... | 09/02/1986 |
| 4607513 | Wire working machine In a wire working machine particularly one for forming torsion springs, an improvement that enhances the flexibility of the machine. The machine includes a wire former operable at the work station in response to the machine cam shaft and operable over a p... | 08/26/1986 |
| 4607511 | Tension prefinishing with sizing stands A method and apparatus for controlling the gauge of a product, such as for example a rod or bar, as the product is passing from an upstream roll stand to a finishing block. The product is rolled under tension between successive sizing stands arranged betw... | 08/26/1986 |
| 4607673 | Dovetail fixture A dovetail fixture for clamping and holding two workpieces and for guiding a cutting tool whereby mortises are cut in one workpiece and tenons are concurrently cut in the other workpiece. The fixture includes a guide template having a plurality of spaced ... | 08/26/1986 |
| 4606385 | Tree limb removing apparatus A tree harvesting device for removing the limbs of a felled tree is provided that includes a unique delimbing blade assembly for cutting tree limbs flush with the trunk of a felled tree. The delimbing blade assembly includes a plurality of concave delimbi... | 08/19/1986 |
| 4606388 | Process for densifying low density woods Low quality, low density woods are densified to form wood products having the characteristics of high quality natural hardwoods. A green solid wood member having a high moisture content is impregnated with anhydrous ammonia to plasticize the wood into a s... | 08/19/1986 |
| 4603717 | Sliding dovetail template Disclosed is a template for forming tapered sliding dovetail joints. The template is particularly useful for making tapered sliding dovetail joints using powered hand tools, such as a router. The template has a longitudinally extending groove which is nar... | 08/05/1986 |
| 4602663 | Veneer lathe with powered nose bar roll of large diameter A veneer lathe apparatus is described with a powered nose bar roll of large diameter that is capable of peeling logs down to an extremely small core diameter on the order of about 21/2 inches for soft wood. The large diameter nose bar roll prevents jam-up... | 07/29/1986 |
| 4601316 | Electric pencil sharpener A pencil sharpener which includes a sliding safety shield preventing operation of the sharpener with the pencil drawer removed and further preventing a pencil to be inserted into the sharpener so as to actuate the cutter assembly unless the shavings drawe... | 07/22/1986 |
| 4601322 | Weld forming of pipe molds A pipe mold for centrifugally casting pipe is disclosed. The pipe mold according to the present invention is made by depositing weld material on a rigid shell. The rigid shell is obtained by forming a flat plate into a cylinder and welding the resultant s... | 07/22/1986 |
| 4599846 | Capping head A capping head for the rotary application of a cap on a container wherein a housing adapted to be secured to a rotary spindle rotatably carries a chuck of minimal inertial mass in coaxial alignment with the spindle and an improved nonfrictional magnetic c... | 07/15/1986 |
| 4600044 | Method and apparatus for joining stair rail fittings together A method and apparatus for joining fittings, particularly wooden stair rail fittings. The apparatus includes a mitre jig and a double slot jig. The mitre jig has a base with a curved bed for supporting the fitting to be cut. A wall is used with the base t... | 07/15/1986 |
| 4598566 | Four-high roll stand with offset working rolls A roll stand has a frame and a pair of small-diameter and substantially parallel working rolls defining a workpiece nip. Thus a strip to be rolled passes in a horizontal upstream-to-downstream direction through the nip. Respective pairs of upper and lower... | 07/08/1986 |
| 4598482 | Rafter cutting template and tape A rafter cutting template and guide for laying out each type of roof rafter for a selected roof pitch given the zero pitch length of the rafter. The template includes a body portion and wing means attached thereto. The body portion is shaped so that each ... | 07/08/1986 |
| 4597275 | Calender The calender comprises a predetermined number of rolls and at least one of the rolls, for example, the outer roll or the lowest roll of such predetermined number of rolls is structured as a tubular roll or controlled deflection roll comprising a stationar... | 07/01/1986 |
| 4596130 | Rolling mill A rolling mill stand in which at least one of the back-up rolls is given a convex crown around the roll body in an amount from 0.5 mm to 10 mm in diameter and at least one of the work rolls contacting the back-up rolls is given a concave crown around the ... | 06/24/1986 |
| 4596541 | Slit-score method and apparatus A method of slitting selected plies of multiply paperboard blanks by compressing narrow portions against an anvil surface (preferably soft) and cutting one or more plies along the compressed portions. The apparatus includes a cutting rule (straight or ann... | 06/24/1986 |
| 4594875 | Bending machine A device for bending a metal bar especially suitable for bending metal bars used in reinforcing concrete structures. The device is hand operated and portable and includes a slide for bending the bars in a single horizontal plane which allows multiple, clo... | 06/17/1986 |
| 4595389 | Stack of detachably-connected bags with punch-out handle-grip openings and process for making same A stack of detachably-connected, individually carryable bags of a plastic material, preferably plastic foil. Each bag has a front wall, a rear wall and an upper bag opening. The bag walls of each bag are provided with centrally positioned punch-out pieces... | 06/17/1986 |
| 4595044 | Die casting apparatus A die casting apparatus for pumping molten metal from a heated container to a nozzle communicating with an inlet of a mold including a charging mechanism for charging the apparatus with a predetermined amount of molten metal from the container and a multi... | 06/17/1986 |
| 4595041 | Portable log peeling apparatus having a draw knife Portable apparatus for peeling logs has a powered draw knife mounted on a frame. The draw knife is swivably mounted on a cutter fork attached to a cutter rod, which is slidably mounted in a hydraulically or pneumatically powered cylinder. A cutter cradle ... | 06/17/1986 |
| 4593741 | Die casting apparatus A die casting apparatus for pumping molten metal from a heated container to a nozzle communicating with an inlet of a mold including a charging mechanism for charging the apparatus with a predetermined amount of molten metal from the container and a multi... | 06/10/1986 |
| 4593551 | Rolling procedures for alligator defect elimination A method of reducing the thickness of a slab of metal under conditions that tend to produce alligator defects in the ends of the slab, the method comprising the steps of tapering at least one end of the slab and directing the same into a rolling mill. The... | 06/10/1986 |
| 4593732 | Method and installation for processing trees in a terminal landing An installation for processing unlimbed or delimbed trees in a terminal landing comprises a processing unit (14) which is movable on a track (13) running along a storage of unlimbed or delimbed trees (12). The processing unit (14) includes a loading crane... | 06/10/1986 |
| 4590978 | Wood slab chunker Apparatus for chunking wood slabs and the like. The apparatus includes a rotary drum mounted on a frame for powered rotation thereon. The drum carries two linear arrays of teeth at diametrally opposed drum positions, the teeth in the two arrays being disp... | 05/27/1986 |
| 4590778 | Positioning control device for guidance feed members at the entrance of a hot-rolled wide strip finish rolling mill train In a positioning control device for guiding the side edges of an elongated strip at the entrance into a hot-rolled wide strip finish rolling mill train, guidance feed members are displaced transversely of the rolling direction by piston-cylinder assemblie... | 05/27/1986 |
| 4589458 | Multiple saw blade adjustable dado cutter This invention relates to a dado cutting circular saw arrangement and more particularly to an arrangement comprising a pair of saw blades which are adjustable from a minimum dado width cutting position wherein the blades are juxtaposed relative to a plane... | 05/20/1986 |
| 4589862 | Apparatus for folding and tucking a container closure A folding and tucking apparatus for a container end closure forming and sealing machine where a pair of oppositely rotating arms, each having a freely rotatable roller mounted on its distal end, are adapted to engage and move a heat-activated, plastic coa... | 05/20/1986 |
| 4586356 | Process and apparatus for preventing dissymmetry in rolled beams Process and apparatus for preventing defects in the symmetry of rolled H-beams or I-beams, i.e., a faulty position of their webs (4) in relation to their flanges (5), by correcting such defects in situ. The differential between the torques applied to the ... | 05/06/1986 |
