Matches 301 - 350 out of 466 < 1 2 3 4 5 6 7 8 9 10 >
Match Document Document Title
3994054 Multiple part tubular member and method and apparatus for manufacture thereof  
The crankshaft bearing cap of a connecting rod is formed from a forged rod blank which includes an integral circular head having an internal bearing surface and have integrally formed...
3981422 Method of breaking glass fibers and tool therefor  
A method of uniformly breaking glass fibers in a bundle of fibers in which the apex of a cone is inserted into the end of the bundle. The fibers in the bundle are distributed in a single plane...
3969154 Catastrophic failure of metals  
1. A method of inducing rapid failure in a shape that is under stress and is composed of cold rolled steel comprising applying against a surface of said cold rolled steel shape a mixture composed...
3967517 Glass scoring head and method  
When subdividing sheets of glass, cutting defects near the edge of the sheet are reduced by initiating scoring action at the very edge of the sheet with a scoring wheel which is rolling and under...
3963159 Glass cutting apparatus  
A jig in the form of two fairly rigid plates, with clips, of magnetically attractable material positioned next to each other with two of their side front edges adjacent and the rear portions of...
3958732 Method for breaking steel rod into billets  
A method for breaking a steel rod into billets for forging, rolling, etc., by cutting a circumferential notch in the surface of the steel rod, locally heating the surface areas of the rod adjacent...
3934773 Method for breaking brittle rods or fibers  
A method of breaking a rod of brittle material, such as a glass optical fiber, so as to yield a mirrorlike surface across the entire rod end is described. This is achieved by establishing a...
3921873 METHOD FOR TRIMMING GLASS  
Method for improving the edge quality of bulb edge trim cuts wherein a band of the glass parallel to a bulb edge is heated during the cutting operation so as to reduce compressive forces in the...
3917139 Apparatus for cutting shapes out of glass sheets  
In the hitherto known apparatus the pressure member creating a through-going crack along the outline of the shape being cut out is a spring-biased roller. In the herein disclosed apparatus the...
3913812 VACUUM GLASS STRIPPING  
A method of cutting and separating portions of a glass bracket, and the apparatus for carrying out the method. The method comprises scoring one surface of the bracket by the use of low pressure,...
3910474 Tubing severing tool  
A tubing severing tool designed especially for adjusting the length of a thin walled tubular sleeve. The severing tool includes an internal support mandrel for internally supporting the sleeve on...
3909226 Cutting glass  
A method of cutting an elongated strip of glass comprises modifying the stress pattern in the strip region by treating the glass to form in the glass a line of tensile stress along the strip...
3908878 Apparatus for producing glass knives for microtomes and the like  
Apparatus for scoring and breaking glass blocks to produce microtome knives, or the like, wherein spaced parallel linear forces are applied on opposite flat sides of the blocks to produce the glass...
3907185 Apparatus for breaking off side margin of wire glass plate  
The apparatus is essentially constituted of: a glass-grasping mechanism connected to an end of a first rod normally arranged parallel to the glass plate on which a cut line is scored; a rod linkage...
3904096 Device for breaking off overflow sheets  
In a device for breaking off overflow sheets on the welded cross seams of plates or strips, a plurality of deflecting rollers are located laterally of the planar path of travel of the plates and in...
3889862 Apparatus for cutting glass and plastic sheet  
A wall mounted sheet supporting structure includes a horizontal squaring bar, and a near vertical elongated anvil, both the bar and the anvil being joined together by a gusset plate, and the...
3883056 Apparatus for simultaneously breaking a plurality of frangible sheets  
A method of and apparatus for simultaneously running the cuts on a plurality of frangible sheets, such as glass, which have been scored individually and stacked on their edges with their score...
3880337 Vacuum glass stripping apparatus  
Apparatus for separating portions of a glass bracket. The bracket is first scored to define vents and then scored to define a continuous glass template. The scored bracket is supported on a porous...
3877626 Apparatus for cutting a continuous element of indeterminate length into predetermined lengths  
Apparatus for cutting a continuous elements of indeterminate length into predetermined lengths employs a pair of transversely spaced endless chains having a plurality of crossplates connected to...
3877625 Severing procedure and apparatus for plastic material  
A positive acting apparatus or machine is disclosed having an upper, downwardly movable blade assembly and a lower fixed position opposed blade assembly for cutting-off selected lengths of a resin...
3871563 Break-off tool  
A tubing break-off tool designed especially for adjusting the length of a thin walled tubular sleeve. The break-off tool includes an internal support for internally supporting the sleeve on one...
3866906 Conveying sheet material  
Glass sheet material is conveyed along a path passing over an air box for providing a gas cushion. Tilting means is arranged to raise one edge of the air box so that the sheet is laterally...
3866449 METHOD FOR DIVIDING AN ELONGATED BODY INTO SEPARATE PIECES  
A method of dividing an elongated body of circular section into at least a pair of pieces. Initially the body has a circumferential groove formed in its exterior surface between its ends, and then...
3865673 Method of pseudosubsurface scoring and cutting glass sheets and sheet cut thereby  
Pieces of flat glass are cut to desired size without the necessity of grinding to size and polishing. Edges of the piece are cut in accordance with a procedure involving the use of a large diameter...
3865288 Apparatus for manufacturing slide covers  
Apparatus for manufacturing slide covers. The slide cover is made of a transparent material such as glass and has a smooth, polished surface. An elongated blank the length of which is several times...
3864903 Synthetic fibrous unit which is three-dimensionally crimped and twisted  
A three-dimensionally crimped and twisted synthetic fibrous unit formed by a stem having a relatively large width. Branches randomly extend from the stem and have a width less than the stem width,...
3854512 METHOD OF CUTTING FLAT SHEETS INTO STRIPS  
A method of cutting into strips of uniform width a flat plywood sheet having more than two plies and having spaced, parallel, first and second sides, including the steps of: sawing in the first...
3819096 GLASS BREAKING  
Apparatus for producing clean breaks in glass for the manufacture of knives comprises a vice and a scoring device mounted on a common base board. The vice includes two protrusions on one jaw and a...
3815802 SCORED TABLET BREAKER  
A tool for subdividing a scored medicinal tablet which comprises base means and a rigid ridelet projecting from said base, said ridgelet presenting an arcuate apex and providing fulcrum means to...
3803895 TUBING BREAK-OFF AND FINISHING TOOL  
A tubing break-off and finishing tool designed expecially for adjusting the length of a thin walled tubular sleeve. The break-off tool includes a first internal support for internally supporting...
3800991 METHOD OF AND AN APPARATUS FOR CUTTING GLASS  
Pieces of flat glass are cut to desired size without the necessity of grinding to size and polishing. Trims are removed from the piece in accordance with a procedure involving the creation of a...
3797340 GLASS CUTTING DEVICE  
A scoring machine includes a template and follower assembly for guiding a scoring head along a predetermined path over a work piece to score the work piece along a predetermined path. Means are...
3792989 THERMALLY DIRECTED GLASS CUTTING  
This invention relates to a method and apparatus for cutting glass wherein glass is thermally scored along an intended path of cut, using a non-radiant, surface heating means. A fracture is then...
3790051 SEMICONDUCTOR WAFER FRACTURING TECHNIQUE EMPLOYING A PRESSURE CONTROLLED ROLLER  
A technique for fracturing a scribed wafer into its individual electronic circuit dice wherein a roller is passed over the wafer two times in paths that are 90° to one another, the force of the...
3788533 INDUSTRIAL PLATE GLASS CUTTER'S TABLE  
A flat 9 feet by 12 feet carpeted table having a series of retractable rollers along one edge and a field of pins concurrently extensible above or retractable flush with the carpeted face of the...
3786973 METHOD AND APPARATUS FOR BREAKING SEMICONDUCTOR WAFERS  
The semiconductor wafers, containing a plurality of electrical circuits, are scribed along critical lines so as to provide weakened portions for ease of breaking the wafers along such lines. The...
3779437 APPARATUS FOR CUTTING THE EDGES OF SHEET GLASS  
An apparatus for cutting the edges of a sheet glass, including at least two cutter means for providing cutting lines in the longitudinal direction at the desired positions across the glass sheet,...
3770173 APPARATUS FOR AUTOMATICALLY BREAKING OUT A SCORED GLASS BRACKET  
An apparatus for breaking out a prescored glass pattern from a glass bracket or plate which includes means for supporting the glass bracket upon an aligned template which is slightly larger than...
3760997 GLASS CUTTING USING A DIRECT-CURRENT TORQUE MOTOR  
A cutter head in a glass-cutting machine is rigidly connected to a movable member within a constant-reluctance motor. Current is supplied to the motor to move the member and therefore actuate the...
3754884 GLASS CUTTING METHOD AND APPARATUS  
A method and apparatus for cutting glass sheets from a glass ribbon in the continuous production of glass. The glass ribbon, after it is formed from molten glass material, is brought to a...
3744690 CUTTING GLASS  
Apparatus for cutting reinforced glass sheet material having elongated reinforcing members extending across the cutting line, comprises cutting means for cutting the glass material along the...
3743149 GLASS CUTTING TABLE  
A glass cutting table provides a supporting surface for large glass sheets for scoring and cutting into smaller sections; means for raising the sheet from the table surface while maintaining the...
3743148 WAFER BREAKER  
Presented is a machine for breaking a semiconductor wafer that has been scribed into the individual dies described by the scribe lines.
3742794 GLASS HANDLING AND CUTTING SYSTEM  
A system for handling plate glass and for cutting same. The system includes a self-propelled apparatus on tracks movable to positions adjacent selected bins, containing the substantially vertically...
3740524 METHOD FOR CUTTING CURVED PATTERNS IN GLASS SHEETS DISPOSED ON A FLUID AIR SUPPORT  
A pattern-cutting apparatus for glass comprising an air-support table periodically supplied with compressed air for supporting the glass above the table, a source of thermal energy disposed above...
3739966 COIN TUBE OPENER  
A tubular coin package positioned within a rigid tube formed by two hinged sections, is ruptured by pivotal displacement of the tube sections from an axially aligned position in order to empty the...
3731862 ARTICLE HANDLING APPARATUS AND METHOD  
A substantially continuous ribbon of a thermoplastic material supporting a plurality of depending and equally spaced-apart articles or bodies and moving in a generally linear direction through a...
3731861 METHOD FOR DICING MATERIALS HAVING A HEXAGONAL CRYSTAL STRUCTURE  
A method for dicing materials having a hexagonal crystal structure, in which the C axis of the crystal is oriented parallel to one surface. Two scribe lines are made on the one surface, each...
3727282 SEMICONDUCTOR HANDLING APPARATUS  
A method and apparatus for handling semiconductor crystals. The method includes securing a large semiconductor wafer to a deformable plastic carrier, scribing and breaking the wafer into a...
3726453 EDGE-VENT DETECTOR  
In a process for making ground-and-polished plate glass, apparatus is provided, associated with a conveyor line for as-ground glass, prior to entry of same into a polishing line, for detecting edge...
Matches 301 - 350 out of 466 < 1 2 3 4 5 6 7 8 9 10 >