Matches 151 - 200 out of 298 < 1 2 3 4 5 6 >
Match Document Document Title
5003805 Method and system for monitoring shot peening  
A method and system for nondestructively measuring surface compression layer depth including obtaining profile data of a peened workpiece surface and determining a total plastic upset depth for a...
4974434 Controlled shot peening  
A device for bending or levelling workpieces by means of shot peening is improved by controlled impacting and indenting using a support element having a rear wall and side walls; a plurality of...
4944172 Method of making a U-shaped closure tamper evident  
An improved, integral, U-shaped metal clip for use as a closure includes a textured surface to enhance the strength of the clip and to evidence tampering. The texturing may be effected by one or...
4937421 Laser peening system and method  
A laser peening apparatus and method for peening a workpiece utilizing a laser beam is described. The system includes a foil aligned with a surface of the workpiece to be peened and lasing the...
4914796 Process for manufacturing nickel coated shot blasted web conveying roller  
A roller for conveying a web is manufactured by applying a layer of nickel to a steel roller and blasting the surface of the nickel layer with steel shot to create on the surface a deep texture...
4893490 Device and process for controlling the effectiveness of particle hammering of the inner surface of a steam generator tube  
The hammering is carried out by a device having a tubular outer housing (5) which is placed against a face of the tube plate around a flush end of the tube to be hammered. A tool comprising a...
4869090 Method of processing base plate for magnetic disc  
A method for forming a fine unevenness over a surface of a base plate (9) for a magnetic disc comprises the step of bombarding the surface of the base plate (9) with a jet of gas mixed with fine...
4848123 Shot peening mass flow and velocity sensing system and method  
Consistency in shot peening is obtained by a system which uses a force sensor to sense the reaction force from a shot peening gun in combination with a magnetic densitometer sensing coil disposed...
4848122 Method and apparatus for deburring using shot  
A self-limiting method and apparatus for deburring or rounding sharp edges. Structures which basically comprise a skin which is a surface of revolution with a plurality of upstanding ribs in a...
4821545 Installation for the detensioning of expanded tubes, particularly in a heat exchanger  
Detensioning of expanded tubes is brought by way of an installation using a rotopeening method. The tool is constituted by a cage moved along a helical path centered on the axis of the tube to be...
4805429 Shot peening system and method with velocity sensing  
Consistency in shot peening is obtained by a system using a force sensor to sense the reaction force from a shot peening gun. The reaction force is used to calculate the average velocity of the...
4773244 Apparatus for producing a substrate for a photoconductive members  
An apparatus suitable for fabricating a substrate suitable for photoconductive members has a cylindrical rotating vessel surrounded by a housing which contains a plurality of rigid spheres therein....
4753094 Apparatus and method of powder-metal peen coating metallic surfaces  
An apparatus and method for thin film coating a substrate comprising spraying a stream of molybdenum disulfide powder mixed with steel shot at a predetermined velocity against the substrate, the...
4713952 Tool and method for rotopeening the peripheral tubes in a tubesheet  
An improved apparatus and process for rotopeening metallic conduits of limited accessibility, such as the peripherally located heat exchange tubes around the tubesheet of a nuclear steam generator,...
4714622 Blast material for mechanical plating and continuous mechanical plating using the same  
A blast material for the mechanical plating and a continuous mechanical plating process. The blast material comprises up to 90% by weight of steel shot not less than 10% by weight of an alloy...
4713882 Device for compressing by hammering a tube of a steam generator set in a tube plate  
For the purpose of compressing by hammering a steam generator tube (1), there is directed a stream of gas at high velocity charged with particles having a particle size of between 50 and 50010...
4694672 Method and apparatus for imparting a simple contour to a workpiece  
An improved method and apparatus is provided for imparting a simple contour to an aircraft skin. A treatment chamber having a conveyor with a workpiece attached thereto and a shot peening blast...
4693102 Shot-peening method  
A method for controlling the flow in a shot-peening apparatus, comprising an auger having an inlet supplied with granular media via a hopper, the auger preferably being driven by a stepping motor,...
4687556 Preventing stress corrosion cracking of bearings  
A method of inhibiting stress corrosion cracking of a bearing 10 of the type installed on a shaft with an interference fit. The surface of the inner ring 16 is shot peened at least at and near the...
4641510 Electromagnetically operated peening tool  
Work piece surfaces are peened by electromagetically controlled steel nees which are guided for back and forth sliding movement in a guide plate. Each needle has its own electrically controllable...
4635456 Device for shot-peening inside surface of U-bend region of heat exchanger tubing  
Apparatus (10) for imparting protecting compressive stresses to the inside surfaces of a U-shaped heat exchanger tube (12) in order to eliminate or substantially reduce residual tensile stresses...
4619128 Spindle for rotopeening apparatus  
A rigid peening spindle for rotopeening the inside wall of a tube is disclosed herein. Generally, the peening spindle comprises a rotatable housing insertable within a tube, a mandrel disposed...
4616497 Rotopeening method  
A method of uniformly rotopeening the inside walls of metallic tubes to a desired final peening intensity by means of at least one rotatable peening flapper is disclosed herein. The method...
4616498 Multi-spindle rotopeening apparatus  
A rotopeening apparatus comprising a plurality of peening spindles, a rotary and orbital drive assembly coupled to the spindles, and an oscillatory drive means for reciprocating the spindles within...
4616496 Rotopeening apparatus having a flexible spindle  
A rotopeening apparatus utilizing a flexible spindle for rotopeening the inside wall of tubes of limited access is disclosed herein. The spindle is formed from a flexible, rotatable housing and...
4614100 System for the monitoring and control of flow of particulate material in impact treatment equipment  
Air blast peening equipment includes a flow density transducer and a pressure or velocity transducer for measuring flow velocity. Measured values are compared during peening with predetermined...
4604881 Shot peening machine  
An improved shot peening machine is of the type which includes blast wheels capable of propelling a plurality of shot generally downwardly into a critical blast region of the machine for shot...
4599879 Conveyor system for a shot peening machine  
A conveyor system is for a shot peening machine of the type which includes blast wheels which are capable of propelling shot generally downwardly into a critical blast region for shot peening a...
4581913 Method for improving the release and finish characteristics of metal stamping dies  
A method for improving the release and finish characteristics of metal stamping dies includes shot peening the interior die cavity walls with substantially spherical shot having a hardness value at...
4575910 Method of treating traction surfaces  
In a method of treating the traction surfaces of traction roller transmissions having traction elements the traction elements are supported with their traction surfaces in engagement with one...
4552784 Method of coating a substrate with a rapidly solidified metal  
A method for coating a substrate with rapidly solidified metal which comprises spraying a mixture of rapidly solidified metal powder and small peening particles at high velocity against the...
4552017 Apparatus for measuring flow-rate of electromagnetic granular media  
An apparatus for measuring the flow-rate of ferromagnetic granular media in a gravity-fed and/or low velocity peening apparatus by passing the media in the supply line at substantially constant...
4537427 Clip for a fluid coupling  
This disclosure relates to a fluid coupling including a nipple, an adapter sleeve, and a U-shaped clip for fastening the nipple and the sleeve together. The nipple has an annular rectangular-shaped...
4514469 Peened overlay coatings  
Disclosed are coatings which are improved by a special peening process. Uniform sized spherical steel shot, in the range 1-2.5 mm is impacted at uniform low velocities onto a coated workpiece....
4513597 Apparatus for reducing the watt loss of a grain-oriented electromagnetic steel sheet  
The watt loss of a grain-oriented electromagnetic steel sheet can be reduced by known methods in which serrations or scratches are locally formed on the steel sheet or a small ball or disc is...
4492102 Separating and feeding system for a shot peening machine  
A separating and feeding system for a shot peening machine is of the type which includes blast wheels mounted on a housing of the machine and capable of propelling a plurality of shot generally...
4491001 Apparatus for processing welded joint parts of pipes  
Tensile residual stress in an annular welded joint part joining the ends of unit pipes is mechanically removed by applying repeated hammering strokes against the inner surface of the pipes over the...
4481802 Method of peening the inside of a small diameter tube  
A method for peening a portion of the inside of a small diameter heat exchanger tube by inserting a rotating shaft having a peening strip affixed thereto, orbiting and reciprocating the shaft as it...
4475370 Device for treating dental castings  
An apparatus for treating the surface of a dental inlay for a tooth has a cup enclosure with a restricted opening therein. A hollow stem is slidably received in the cup and releasably held in a...
4454740 Method for simultaneous peening and smoothing  
A method for simultaneously shot peening and smoothing includes use of relatively large, smooth, hard, spherical steel shot having a substantially uniform diameter in the range 1-2.5 mm. Titanium...
4441349 Method of making a cast iron sealing ring  
A method of providing a cold-worked sealing surface on the annular face of an annular seal ring is disclosed. The seal ring is mounted in a rotatable holder with the annular face exposed. While the...
4432220 Shot peening apparatus  
In apparatus for shot peening, gravity is used to accelerate uniform sized steel shot, and thereby impart a combination of good surface finish and uniform compressive stresses to workpieces. It is...
4428213 Duplex peening and smoothing process  
Disclosed is a two step process of peening for workpieces having small radii fillets or fragile edges, such as gas turbine airfoils have. In the first step, relatively small size shot of less than...
4426867 Method of peening airfoils and thin edged workpieces  
Shot peening of thin edges of workpieces which are subject to deformation damage by direct impacts is accomplished by rotating the workpiece edge near centerline through a particular angle measured...
4426866 Delivery system for ball peening or forming apparatus  
A ball peening machine used for forming or surface treatment is constructed with a unique delivery system. The peening media is loaded by gravity from a hopper to a conveyor belt which is...
4423613 Gravity accelerated shot treating apparatus  
Apparatus for treating workpieces with gravity accelerated shot in which the workpieces are impacted by the impingement of the shot. The apparatus includes unique means for handling the shot to...
4420957 Monitor method and apparatus for particle blasting equipment  
An improved particle blasting apparatus for continuously monitoring media flow, nozzle wear, and nozzle blockage. The apparatus includes a source of compressed air, a nozzle, structure for...
4419875 Article manipulator mechanism for accelerated shot treating apparatus  
An article or workpiece manipulator mechanism for accelerated shot treating apparatus in which workpieces are subjected to media impingement such as impingement by steel shot. The mechanism...
4416130 Pulsing impact straightener  
An automatic production workpiece straightener employing pulsing impact hammer peening blows on the concave curvature side of a distorted workpiece to straighten by imparting compressive stress to...
4401477 Laser shock processing  
An improved method and an apparatus for altering properties in a solid target by using the radiation emitted by a high power pulsed laser to generate a short duration, high amplitude pressure pulse...
Matches 151 - 200 out of 298 < 1 2 3 4 5 6 >