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5503508 |
Apparatus for, and method of, drilling lug holes and valve stem holes in motor vehicle wheels
A member is disposed against a motor vehicle wheel at a position near the center of a bore for receiving the wheel axle. The member may be a collet expansible radially against the annular wall...
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5498109 |
Drilling apparatus of hard brittle material and method thereof
A drilling method and a drilling apparatus of a hard brittle material in which a core drill is used for abrasive grinding of high accuracy and high durability. Therefore, the structure of this...
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5482410 |
Drill and countersink assembly and method
A drill and countersink tool having a drill bit member fixedly attached to a mounting member. The mounting member has exterior threads by which it is ajustably mounted in a countersink member in a...
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5482409 |
Part positioning and drilling end effector
An end effector adapted for attachment to and accurate positioning by a robot is provided for positioning a right angle shaped workpiece at a desired position against a panel and drilling a pair of...
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5482411 |
Method and apparatus for securely clamping a drill motor to a drill plate
A device utilizing positive and negative fluid pressure and the plurality of tandem operating components for securely clamping a drill motor to a drill plate in order to drill precisely positioned...
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5480269 |
Method of drilling a hole for printed wiring board
A method of drilling a through-hole for inter-surface conduction in a laminate for a printed wiring board, in which the heat generation in a drill bit can be inhibited in drilling holes, quality...
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5479802 |
Method of installing a combination lock deadbolt assembly and a kit therefor
A method of installing a combination lock deadbolt assembly includes the steps of providing a combination lock deadbolt assembly for mounting on a door surface in combination with a drill resistant...
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5468099 |
Seam tracking drilling machine
A seam tracking robotic drilling machine (10) is disclosed which is capable of moving a drill head along the seam (12) between abutting skin panels (16, 18) to drill a plurality of precisely...
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5451126 |
Deep boring drill
A method and apparatus for producing deep drill holes, particularly in wood and similarly structured materials, in which two drill elements, embodied as hollow shafts with cutting ends formed as...
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5449254 |
Compost aeration tool
A cylindrical bit is made from an elongated shaft with a spiral blunt pointed cutting element secured to one end by welding or molding. The upper end of the shaft is held in the chuck of a...
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5445478 |
Hand-held apparatus for machining of cylinder head valve guide holes
A cradle for a hand-held tool for machining of cylinder head valve guide holes. The tooling has a pilot portion. A collar has a passage for the tooling and is shaped to engage a least worn portion...
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5441474 |
PCB working machine and method
A PCB working machine includes a work table for holding a PCB substrate in place with a suction force; a spindle carrying a cutting tool; a controller for moving the spindle in accordance with a...
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5439328 |
Single-head drill with video attachment
An apparatus for drilling holes in flexible materials used for flexographic printing includes a table which receives single sheets of flexible material which are to be drilled by a downwardly...
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5439329 |
Valve machining unit
Methods and apparatus for on-site machining are disclosed. The internal portions of devices such as turbine valves must be machined in place, but present certain areas, such as the valve seat, that...
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5435671 |
Drilling printed circuit boards and entry and backing boards therefor
The invention provides an entry board for use adjacent a printed circuit board during drilling therethrough comprising a drill lubricant distributed over the entry board. The board may comprise two...
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5435674 |
Process for manufacturing of workpieces, especially workpieces of motor vehicle drive assemblies, and also a device for application of the process
The invention relates to a process for production of workpieces (1), especially motor vehicle drive assemblies, on a production line, the workpiece (1) having lateral surfaces (3, 11, 12, 18, 21)...
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5429456 |
Apparatus and method for machining seats of gate valves
Apparatus for machining the annular valve seats of a gate valve has a cradle which slides on and wedges outward against the confronting gate guide rails in the valve chamber to lock the cradle in...
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5427477 |
Tool for calibrating and deburring pipe ends
A tool provided with a head tapering stepwise toward a front side. Each step of the head has a cylindrical area for calibrating a pipe end and, joining it, a conical area for deburring the pipe...
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5421680 |
Method and device for preventing a drilling chip from winding around drill bit and for removing a drilling chip deposited in flutes of drill bit
A method and a device for preventing a drilling chip from winding around a drill bit and for removing the drilling chip deposited in flutes of the drill bit comprising a drill bit acting as a...
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5419037 |
Method of inserting, boring, and honing a cylinder bore liner
A method of manufacturing an engine block assembly which includes a one-piece cylinder block and cylinder head member including a cylinder block portion having a cylindrical bore with an inner end,...
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5415500 |
Method of drilling holes in reinforced metal matrix composites
A method and apparatus for forming cleanly defined holes through reinforced metal matrix material includes a drill bit with a shank portion and flutes on said shank portion, the drill bit capable...
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5413437 |
Double-sided hole saw
A double arbor has a shaft with a slideable first arbor at one end and a fixed second arbor at the other. A first hole saw of the already-cut, incorrect diameter is mounted on the first arbor. A...
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5409327 |
Lock wire nut drilling
An apparatus for drilling lock wire holes in lock wire nuts includes a variable speed drill press mounted on a work bench and having a vertically movable drill quill supporting a rotating drill...
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5404641 |
Method of drilling through contiguous plate members using a robotic drill clamp
A system is provided for drilling through contiguous first and second plate members so as to avoid the formation of burrs at their interface. Using a jig, the plate members are held together at...
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5401128 |
Octahedral machine with a hexapodal triangular servostrut section
In a cutting machine having an octahedral framework, a cutting tool is carried by a servostrut support having a platform mounted on extendable and retractable struts. In order to reduce deflections...
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5395187 |
Method and apparatus for attaching a drill motor to a drill plate with a clamping device having an expandable collet
A device for securely clamping a drill motor to a drill plate in order to drill precisely positioned holes in a workpiece includes an annular mandrel and annular collet concentrically disposed...
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5387969 |
Machine tool position measurement employing multiple laser distance measurements
Positions of the spindles (116-124) of a multi-axis drilling machine (130,132,140,142) are precisely measured by three scanning laser beams (165,167,169). The scanning laser beams are swept in...
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5383751 |
Manually positioned computer controlled drilling machine
A manually positioned computer controlled drilling machine (10) is disclosed for drilling a hole (12) through a surface (14). The machine includes a base (16) which is supported on a...
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5379509 |
Method for multiple-spindle machining
A method of machining simultaneously a sequence of surfaces on each of multiple sides of a workpiece, comprising: (a) supporting a plurality of rotary-driven spindles, each carrying a cutting tool,...
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5378091 |
Method and apparatus for machining a workpiece
An apparatus machines a workpiece by a rotating cutting tool having at least one coolant channel extended toward the free end thereof with high-pressure coolant jetting onto the free end of the...
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5375949 |
Device and method for forming the S-video record enable I.D. hole in videocassettes
A device and method are disclosed for forming the S-video record enable I.D. hole in VHS, 8 mm and VHS-C videocassettes. Three specially adapted hole forming implements and their method of use are...
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5374144 |
Process for removing chips from workpieces
A process for removing chips jammed in a cavity of a workpiece produced during machining work by means of a jet of compressed air, wherein for quick, simple and complete removal of these chips a...
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5368539 |
Multi-positioner machining system
A machining system that has (i) plural machining cells spaced along a path, each having a single-point-tool and a rapid-positioning assembly for positioning the tool for multiple insertions into a...
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5356244 |
Head frame boring method and apparatus
The method, apparatus and system utilize the saddle on which the stationary head of an automatic screw machine is normally mounted, for supporting a cylindrical boring bar. Rotation and advancement...
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5354153 |
Machine tool part loading and unloading method and device particularly for machining printed circuit boards
On a drilling machine for drilling packs of printed circuit boards, the packs are loaded and unloaded between a support and the work table by engaging a pin on the pack via a pair of jaws and by...
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5352069 |
Method and apparatus for a numerically controlled tapping machine
An improved numerically controlled machine tool is provided by resiliently coupling an independent drive mechanism to a toolholder which in turn is fitted to the numerically controlled machine. The...
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5349337 |
Apparatus and method for controlling peck drilling
Peck drilling operations using a drilling tool with a rotatable bit are controlled according to the present invention. A control computer is used to detect various drilling conditions, such as dull...
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5346337 |
Automatic tapping machine
An apparatus for cutting threads in holes of fabricated parts including a vertical support shaft supporting at least one arm extended out over the part with a tap coupled to a motor on the end of...
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5346338 |
Method for forming working fluid passages in a base of a hydraulic jack
A method for forming working fluid passages in a base of a hydraulic jack includes the steps of: (1) forming a supporting rod seat passage by drilling from a lower portion of a check valve seat on...
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5346453 |
Multiple bit power drill
Disclosed is a portable electric power drill having a rotatable cylindrical magazine within the drill housing for storing a tool bit element in each of its plural bores, the magazine being...
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5341606 |
Device for cutting and grinding a doughnut shaped substrate and a method therefor
A device and method for cutting and grinding a hard but brittle material (such as glass plate, etc.) for producing a doughnut-shaped substrate are provided. The device of the present invention...
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5342153 |
Portable drill support with a work surface engaging base
A drill support having a base, and a body secured to and supported by the base. A saddle member is movably disposed on the body and a drill is removably disposed or secured to the saddle member in...
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5336024 |
Precision drilling method
In a precision drilling method for drilling a straight hole in a work with a drill, a drill unit for rotating the drill is supported to a housing in suspension by an electromagnetic force...
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5332340 |
Drilling method and apparatus using variable dwell times
A method and apparatus for increasing the speed and efficiency of a drilling machine during the drilling of holes in printed circuit boards includes automatically setting a dwell time according to...
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5322399 |
Tube end preparation apparatus and method therefor
A tube end preparing apparatus for precisely preparing the ends of tubes, including bent tubes. The apparatus includes a reference mechanism, a tube clamping mechanism, a cutting mechanism, and...
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5318389 |
Towed array hose termination preparation tool apparatus
The present invention relates to a hose termination apparatus for sizing an nner diameter and an outer diameter towed-sonar-array-strength-reinforced-flexible-tubing to prepare a tubing termination...
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5314270 |
Plunge cutting device and method for pipes
A plunge cutting device for plastic pipe, pipe couplings, plastic flanges and other planar members includes a cylindrical body including slots formed therein, a pilot for guiding the cylindrical...
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5308198 |
Method and apparatus for drill length compensation
One aspect of the invention is a method of rapidly drilling holes in a workpiece on a drilling machine having first and second spindles holding first and second drill tools, a first and second...
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5304018 |
Plunge cutting device and method for plastic pipe members such as pipe couplings, flanges, hubs, and the like
A universal plunge cutter for plastic pipe, pipe couplings, plastic flanges and other planar members, is provided. The plunge cutter has a cylindrical body supporting cutters, a drive shaft, a...
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5302057 |
Method and device for centering a guide rod in a valve guide for the purpose of the precision machining of a valve seat
The method centers a guide rod, which is inserted in a valve guide of a valve seat to be machined and which serves as a guide rod for a shaping tool. By hand, or with a mechanical, pneumatic,...
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