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7356240 |
Processing method of polymer crystal, processing system of polymer crystal, and observation system of polymer crystal
The ultraviolet short-pulse laser light emitted from the ultraviolet short-pulse laser light source 1 is focused on and caused to irradiate a macromolecular crystal 8 contained in a sample...
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7302309 |
Laser micromachining methods and systems
A method of laser machining a fluid path is provided. The method comprises directing a first laser toward a first surface, directing a second laser toward a second surface of the substrate, and...
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7301121 |
Method and device for laser drilling in a process gas atmosphere
A method and device for laser drilling in which the geometric form of the drill-hole wall is influenced by reciprocal action between a laser beam and a supplied process gas, which thereby is...
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7297897 |
Process for laser cutting a workpiece
An apparatus is disclosed for cutting a workpiece. A laser beam is directed at successive points along a workpiece surface to be cut and a sensor emits a sensing beam directed at the same...
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7279656 |
Method of and apparatus for changing the permeability of tubular envelopes of rod-shaped articles of the tobacco processing industry
The invention relates to a method of and to an apparatus for perforating the tubular wrappers of plain or filter cigarettes and other rod-shaped articles of the tobacco processing industry. The...
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7220938 |
System and method for removing particulate created from a drilled or cut surface
A system and method for receiving and collecting particulate matter from drilled or cut holes in a tablet on a turntable and transporting said particulate to a remote location is described.
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7214904 |
Method and apparatus for laser drilling with a jet nozzle
A drilling device ( 1 ) for placing a bore hole ( 2 ) in a workpiece ( 3 ), includes a drill laser ( 4 ) that generates a laser beam ( 6 ) suitable for placing the bore hole ( 2 ), and a jet nozzle...
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7205501 |
Laser machining method and laser machining apparatus
A laser machining method and a laser machining apparatus superior in hole position accuracy and hole quality. An outgoing beam outputted as short pulses is shaped by a pulse shaping unit so as to...
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7176407 |
Method and system for precisely positioning a waist of a material-processing laser beam to process microstructures within a laser-processing site
A high-speed method and system for precisely positioning a waist of a material-processing laser beam to dynamically compensate for local variations in height of microstructures located on a...
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7176406 |
Device for cutting material by means of a laser beam
Device for cutting material by a laser beam, which device ( 1 ) comprises a laser source ( 2 ) for generating a laser beam ( 3 ) with an optical axis ( 10 ) and a focusing lens ( 8 ) for focusing...
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7117787 |
Multi-frame screen printing
A method of making screen printing frames can include, in certain illustrative embodiments, affixing at least two frames to one another, applying a masking film to both frames, exposing the frames,...
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7102097 |
Method of making hole in ceramic green sheet
A ceramic green sheet is irradiated with a laser beam of a high-peak short-pulse type to form a hole in the sheet. With the laser beam, a minimum oscillation output is more than 60% of a maximum...
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7098423 |
Laser machining apparatus
There is provided a printed board machining apparatus having fewer restrictions in terms of the length of printed boards to be machined, that can be readily controlled in positioning a sheet-like...
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7094193 |
High speed laser perforation of cigarette tipping paper
A system and method for controlling a cigarette tipping paper perforation process includes supplying the paper in the form of a flexible web from a supply spindle that is mounted for powered...
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7088761 |
Laser apparatus
A laser system is constructed so that a solid-state laser beam emitted from an Nd:YAG laser unit and a laser diode beam emitted from a combining LD which oscillates in a wavelength range shorter...
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7081209 |
Solder mask removal method
A printed circuit board has a circuit trace on it and a solder mask over the circuit trace. The solder mask is removed from the printed circuit board using an ultra violet laser, to expose the...
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7057135 |
Method of precise laser nanomachining with UV ultrafast laser pulses
A method for manufacturing a microstructure, which includes at least one feature having a dimension less than 200 nm, on a work piece. Pulses of UV laser light having a duration of less than about...
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7030338 |
Pharmaceutical laser drilling system
A laser drilling system forms an opening in the coating of a pharmaceutical dosage form and includes an orienting assembly to correctly orient dosage forms, a debris removal assembly to reduce...
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7022941 |
Device for reducing the ablation products on the surface of a work piece during laser drilling
A device for introducing holes into a workpiece has a laser beam source for producing at least one laser beam which may be directed toward the workpiece. A nozzle system is provided having at least...
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7019257 |
Laser drilling shaped holes
A method of laser trepan drilling diffuser type holes in a component which comprises directing the beam of the laser such that it drills a diffuser section on the beam entry side of the hole with...
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6977356 |
Stereovision guided laser drilling system
A method for assisting the laser drilling of a hole in a part comprises the steps of providing a camera mounted to the laser, providing a target hole at a first position, capturing a first image of...
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6910414 |
Multi-frame screen printing
A method of making screen printing frames can include, in certain illustrative embodiments, affixing at least two frames to one another, applying a masking film to both frames, exposing the frames,...
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6901654 |
Method of fabricating a coil and clamp for variable reluctance transducer
Improved coils and clamps for variable reluctance sensors are disclosed. A method of fabricating a discrete coil involves providing a conductor wound in a coil on a tube. The coil has a coil outer...
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6888097 |
Fiber optics laser perforation tool
An apparatus for perforation of wellbore walls, which apparatus includes a fiber optic cable having a laser input end and a laser output end. A laser source is operably connected to the laser input...
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6888096 |
Laser drilling method and laser drilling device
It is provided with a homogeneous optical system 13 for transforming laser light from a laser oscillator 10 into laser light having a linear cross-section and a drive mechanism for...
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6884962 |
Beam or wave front
An improved beam for use in ablating a surface to be processed. The improved beam front has a profile with a plurality of undulation and the plurality of undulations define a plurality of annular...
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6870128 |
Laser boring method and system
A method for boring a well with a laser beam is provided, the method comprising: shining the laser beam into a conduit, wherein the laser beam is guided through the conduit by the internal...
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6864460 |
Method of ablating an opening in a hard, non-metallic substrate
A method of ablating a hole into a hard, non-metallic substrate is disclosed. At least on laser assembly capable of generating a laser beam in an axis having a focus that is moveable relative to...
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6849824 |
Multibeam laser drilling apparatus
Provided is a multi-beam laser drilling apparatus for drilling a workpiece, simultaneously at two positions while telecentric errors are suppressed, in which a conventional optical system in which...
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6849823 |
Arrangement and method for processing electrical substrates using lasers
For processing electric circuit substrates, a laser source with a diode-pumped. quality-controlled, pulsed solid-state laser is used. The laser is able to emit laser radiation with a wavelength...
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6847004 |
Process of removing a ceramic coating deposit in a surface hole of a component
A process of removing ceramic deposits from a surface hole in a component, a particular example being portions of a ceramic coating deposited on a surface of a component equipped with cooling...
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6818858 |
Laser processing unit and processing apparatus comprising laser processing unit
There are provided a laser processing unit easily detachable for replacement from the main body of a processing apparatus, excellent in maintainability, and capable of performing an efficient...
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6802927 |
Method for cutting a member to form a desired structure
A method and apparatus for improved cutting of an object is provided. The object can take the form of many different structures including thin formations that require cutting precision, support,...
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6791060 |
Beam shaping and projection imaging with solid state UV gaussian beam to form vias
A diode-pumped, solid-state laser ( 52 ) of a laser system ( 50 ) provides ultraviolet Gaussian output ( 54 ) that is converted by a diffractive optical element ( 90 ) into shaped output ( 94 )...
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6787734 |
System and method of laser drilling using a continuously optimized depth of focus
A method of adjusting depth of focus in a laser milling system includes generating a laser beam having a focal plane, positioning a workpiece in the focal plane with a surface of the workpiece...
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6784400 |
Method of short pulse hole drilling without a resultant pilot hole and backwall damage
A method for removing material via a laser so as to reduce the formation of channels comprising the steps of emitting a laser pulse comprising a pulse energy, a pulse duration, and a fluence...
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6777641 |
Method and apparatus for laser piercing and cutting metal sheet and plate
A controller for laser piercing and cutting metal sheet and plate comprising a computer readable file displayable on a human machine interface display screen of a laser equipped CNC machine tool,...
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6756563 |
System and method for forming holes in substrates containing glass
A system and method for micromachining substrates containing glass employing a UV laser beam generated by outputting a sub-1000 nm pulsed laser beam that is frequency converted by third harmonic...
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6750422 |
Method of making through hole with laser, copper-clad laminate suitable for making hole, and auxiliary material for making hole
A method of making a small-diameter through hole having high reliability with regard to a hole wall at a high rate with the energy of a high-output carbon dioxide gas laser without pre-making any...
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6748657 |
Method of manufacturing an ink jet recording head
A method for manufacturing an ink jet recording head, which is provided with a first base plate having energy generating elements, a second base plate having grooves for forming ink flow paths...
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6740847 |
Method of forming multiple machining spots by a single laser
A method and apparatus for forming a plurality of orifices in a work piece with a single laser at a rated power density that provides two independent laser machining spots with each laser machining...
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6737607 |
Apparatus for laser cutting a workpiece
An apparatus is disclosed for cutting a workpiece. A laser beam is directed at successive points along a workpiece surface to be cut and a sensor emits a sensing beam directed at the same...
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6734390 |
Laser cutting holes by trepanning on the fly
A system and method for trepanning holes into a work piece as relative movement between the work piece and a pulsed laser occurs. As a cylindrical work piece rotates for example, a position...
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6720526 |
Method and apparatus to form dimensionally consistent orifices and chamfers by laser using spatial filters
A method of and apparatus for forming chamfers in an orifice of a workpiece. The orifice has an axis, which extends between a first surface and second surface of the workpiece, where the first and...
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6720525 |
Device for perforating rod-shaped articles, particularly in the tobacco-processing industry
A device and a method for producing zones of desired air permeability in the enveloping material of rod-shaped articles, particularly in the tobacco-processing industry. The device includes a...
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6720524 |
Method and apparatus for laser drilling
A polygon mirror 11 , a mask 12 having a row of holes for defining a processing pattern, a galvano-mirror 16 , and a processing lens 17 are arranged in that order between a laser oscillator ...
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6720519 |
System and method of laser drilling
The present invention is a system for laser micromachining where a scan mirror and milling algorithm are used to produce high precision, controlled hole shapes in a workpiece. A picosecond laser...
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6713719 |
Method and device for laser drilling laminates
A method and device for the laser drilling of laminates includes the use of a frequency-doubled Nd vanadate laser. The laser includes the following parameters: pulse width<40 ns, pulse...
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6710293 |
System for and method of custom microfilter design with beamsplitter characterization
A microfilter design system for use with a laser drilling system producing multiple sub-beams for parallel drilling operations includes an optical intensity detector illuminated by the multiple...
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6710289 |
Laser processing apparatus and method
A controller outputs a first event signal having a periodical waveform and a second event signal having a periodical waveform synchronizing with the first event signal. A first laser source...
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