Matches 201 - 250 out of 298 < 1 2 3 4 5 6 >
Match Document Document Title
4372140 Device for shot-blasting hollow parts of large dimensions  
An automatic shot-blasting device for containers, adapted more particularly for automatic sand-blasting and shot-blasting installations. The installation comprises a movable gantry for the...
4366690 Centrifugal shotting turbine  
A shotting turbine having blades with working faces having a longitudinal profile comprising a convex part and a concave part with angles of curvature chosen to provide an optimized rate of...
4365493 Shot peening apparatus  
The shot peening apparatus for shot peening the surface of a workpiece has a gravity shot distribution subassembly which includes deflectors which utilize the kinetic energy in the falling shot to...
4354371 Method of prestressing the working surfaces of pressure chambers or cylinders  
A method of prestressing the working surface of pressure chambers or cylinders comprising the steps of first shot peening their working surfaces to form compressive residual stresses, and then...
4350035 Method of shaping objects by means of a solid-particle blast applied to one side thereof  
A method is provided for shaping an object consisting of a material which is both elastic and capable of permanent deformation, by deforming said object with a blast of solid particles.
4337632 Leaf spring stress peening method and apparatus  
A leaf spring stress peening apparatus is composed of a first conveyor capable of transporting a plurality of leaf springs in an unstressed position. A second endless conveyor is provided to...
4329862 Shot peen forming of compound contours  
A flat sheet metal part is shot peened on both sides with an intensity programmed to vary in a pattern for imparting localized growth matching the part to a spanwise curvature of a contoured...
4312900 Method of treating sliding metal contact surfaces  
A method of treating metal sliding contact surfaces is disclosed. The method comprises pitting the surface (as by shot-blasting with glass or sand), impregnating the pitted surface with a dry...
4287740 Method of increasing the fatigue life of titanium alloy parts  
A method of increasing the fatigue life of a metal part of a titanium alloy by subjecting it to the steps of abrasive cleaning and shot peening.
4258084 Method of reducing fuel consumption by peening  
A method of reducing fuel and oil consumption in an internal combustion engine in which the cylinder walls of the engine are peened with glass spheres having a diameter within the range of form...
4250726 Sheet rolling method  
According to the invention, both sides of a sheet metal billet are worked with solid hard spherical microbodies prior to each reverse rolling operation. Microbodies are fed by means of a gas jet...
4230426 Method for treating conduit to improve flow characteristic and resulting conduit product  
A method of reducing the formation of fines and streamers in connection with the gas conveying of plastic particles (and the resulting conveying apparatus), characterized by the maintenance of...
4228670 Process for the isothermal forging of a work piece  
A process for the lubrication of a tool surface which comprises high pressure blast spraying a powder lubricant having a particle size of 0.6 to 1.5 μ at a spray pressure of 4 to 5 bar, onto the...
4228671 Process for making a vehicle wheel  
A process for making an aluminum vehicle wheel. The process includes casting the body of the wheel from aluminum. The drop center of the wheel is shot peened to seal air-transfer holes and also to...
4226111 Method and apparatus for the surface working and for reworking of workpieces  
Method and apparatus for the surface working and for reworking, or reshaping, of elongated workpieces. A strike bolt strikes the inner side of the curvature of the workpiece at high frequency to...
4217769 Method of forming a coating application roll  
A method for making an application or dip roll for applying a coating, such as an aqueous clay and starch solution, from a trough, onto a moving web on a papermaking or coating machine. The roll...
4167864 Means of improving gear life  
Disclosed herein is a process of compression stressing a metal workpiece having a body with a central bore so as to produce a residual compressive stress in the workpiece to increase the fatigue...
4138908 Apparatus for the dressing (straightening) of circular-saw blanks and especially hot-sawing circular-sawblade blanks  
An apparatus for the straightening (dressing or peening) of relatively large circular-sawblade blanks, especially for hot-sawing circular saw blanks, comprises a stand for a forging hammer which is...
4135283 Resilient structural member such as a plate spring  
A resilient structural member is hardened and tempered, and partially shot peened, forming a roughened surface. The surface is smoothened to an at least partial extent by grinding and polishing in...
4100782 Shot peening process  
A shot peening process is provided for treating elongated oil well sucker rods, drill pipes and the like. In accordance with the process of the invention, the rods or pipes are passed through...
4086104 Method of preventing oxidation of austenitic stainless steel material in high temperature steam  
After the completion of the final heat treatment in the manufacture of austenitic stainless steel material or after the completion of the hot rolling of the material when such final heat treatment...
4076566 Method of preparing decorative textured laminates  
A process of preparing textured, decorative laminates is disclosed wherein the laminate assembly is heat and pressure consolidated in conjunction with a press plate having a specific roughness and...
4067240 Process of shot peening and cleaning and preparing shot pellets therefor  
A process of compression stressing shot pellets to increase the fatigue strength or resistance thereof to brittle fractures by impact of the pellets during shot peening and cleaning operations...
4034585 Process of compression stressing metals to increase the fatigue strength thereof  
A process of compression stressing metals to increase the fatigue strength or resistance to brittle fractures thereof by shot peening or surface rolling wherein the elastic radial tensile stress of...
4026007 Roll finishing process  
Disclosed herein is an improved process for finishing a die roll which is used to prepare interlayers for laminated safety glass. The improvement comprises the blasting of the roll with glass beads...
3980108 Round mesh weaving machine and multi-output power transmission unit therefor  
A round mesh weaving machine which may be used for producing fire screen, fencing, and the like which employs a transmission unit having a single power input and a plurality of power outputs. In...
3961512 Metal punching machine  
Punching apparatus, preferably for metal strip, comprises at least two pairs of shafts rotatably mounted in a framework wherein the pairs are spaced apart along a feed path and the shafts of each...
3950642 Method of inspecting shot peened surfaces for extent of coverage  
The method of inspecting shot peened surfaces of a workpiece for the extent of coverage comprises coating the surface to be peened of a workpiece with a material containing a fluorescent dye and...
3937055 Method of peening and portable peening gun  
An improved portable peening gun characterized by a pneumatic motor, an axially reciprocable hammer supported to be driven by the motor from an initial position along a linear path, and an improved...
3886774 Method and means for shot peening of tubes  
In shot-peening the external surface of a tube that is partly straight and partly curved or bent, straight portions of the tube are peened by moving the tube in a straight path through a stationary...
3857750 SHOT PEENING  
A rotary wheel, in which spheroidal peening particles are affixed to radially extending circumferentially spaced flaps of fibrous sheet material, is used to impart compressive stress to, or aid in...
3850690 METHOD OF MAKING MnGaGe FILMS  
A method of making ferromagnetic films of MnGaGe upon a substrate, the films crystallizing in the tetragonal structure and having a grain size of less than one-half micron, made by the method of...
3844846 DESENSITIZATION OF ALLOYS TO INTERGRANULAR CORROSION  
Intergranular corrosion is prevented in sensitization susceptible alloys by severely shot peening the alloy surface so that the structure of the original grains at the surface is broken up and...
3834200 HIGH INTENSITY SHOT PEENING  
A high intensity peening flap construction comprising an elongate strap having at least one metal peening particle support base mechanically fastened adjacent one end thereof and a plurality of...
3827270 DEBURRING DEVICES  
An edge of sheet metal or other sheet material to be deburred is peened and/or rolled by plural peening or rolling elements loosely contained by a rapidly rotatable annular retainer formed with a...
3787191 METHOD OF PRODUCING REFLECTIVE SURFACES AND ARTICLE  
Electroplating a metal surface which has previously been, or is thereafter peened with high velocity, microscopic, spherical glass bodies to produce microscopic craters thereon, and optionally,...
3763602 METHOD OF FINISHING FLAT SURFACES  
A method of finishing a flat surface of a work piece which comprises the steps of (1) machining a surface by urging the work piece under pressure toward a revolving plate which is covered with a...
3754976 PEEN PLATING  
A process for metal plating which comprises spraying a mixture of metallic powder and small peening particles at high velocity against a surface, said velocity being sufficient to impact and bond...
3705510 SHOT PEENING METHOD  
Metal sheets are peen formed by projecting peening shot from centrifugal shot throwing wheels against the sheet passing thereunder. The centrifugal shot throwing wheels are also used for saturation...
3705511 LOW PENETRATION BALL FORMING PROCESS  
A controlled metal deformation process for shaping, forming or contouring metal sheet, plate, and wrought shapes such as extrusions comprising flowing a quantity of metal balls (generally greater...
3695091 METHOD OF AND APPARATUS FOR MEASURING INTENSITY OF PEENING IN SMALL DIAMETER HOLES  
The method of measuring intensity of peening in the Almen scale of small diameter holes, such as 0.5 inch or less, consists of a first step of plotting an intensity curve on a reference graph,...
3675452 DEVICE FOR SURFACE HARDENING OF PARTS  
A device for hardening the surfaces of parts by means of plastic deformation. The device permits hardening bodies to be admitted by gravity into a chamber from an additional chamber by opening a...
3668913 APPARATUS FOR SHOT-PEENING TURBINE BLADES  
A turntable having a number of pairs of apposed resilient gripping members mounted on nested ring members, one of the rings having its axis eccentrically translatable relative to the other, the...
3668912 SHOT PEENING APPARATUS  
A shot peening apparatus includes a bank of a plurality of commonly mounted centrifugal shot throwing wheels and also includes a free moving centrifugal shot throwing wheel.
3654786 METAL SURFACE TREATING APPARATUS FOR INTERNAL SURFACES  
The metal surface treating apparatus comprises a tubular lance, which is supported for rectilinear movement and connected to receive pressurized fluid and solid particles and discharge the same...
3653239 CENTRIFUGAL BLAST WHEEL  
A centrifugal blast wheel for projecting peening balls comprises a runnerhead having a plurality of radial vanes mounted thereon and an impeller mounted in an impeller case in the central area of...
3648498 PEENING DEVICE FOR TUBE FINISHING  
A device having particular utility for peening and finishing the inside of a tube which comprises a rotatable shaft having at least one peening flap affixed to and extending radially from a portion...
3628295 MANUFACTURE OF PLASTIC ARTICLES HAVING A MOTTLED SURFACE  
This invention relates to the manufacture of plastic articles having a mottled surface, particularly sleeves of textile bobbins used to support yarn packages, by blasting them with glass beads made...
3599460 METAL-TREATING PROCESS AND APPARATUS  
A system is disclosed for processing metallic members, to accomplish residual compressive stresses in surfaces thereof. It has been discovered that the provision of a defined fluid film over a...
3545996 METHOD AND APPARATUS FOR PRODUCING A DECORATIVE EFFECT ON STAINLESS STEEL AND OTHER SURFACE  
Matches 201 - 250 out of 298 < 1 2 3 4 5 6 >