| Patent Number |
Title Of Patent |
Date Issued |
| 7415051 |
Air cooler laser apparatus and method |
August 19, 2008 |
| An air cooled laser includes a laser housing with a laser module and heat sinks therein connected to a high pressure blower structure for causing an airflow to remove heat from the heat sinks and maintain the laser module at a stable operating temperature. |
| 7060934 |
High resolution laser beam delivery apparatus |
June 13, 2006 |
| A laser material processing system and method focus a laser beam to a smaller spot size with a high power density using a movable beam expander to provide high resolution laser beam for engraving and/or cutting. A movable beam focusing assembly containing a beam expanding optics and a |
| 6983001 |
Laser with heat transfer system |
January 3, 2006 |
| A laser includes a deformable tube holding an electrode assembly that includes conformable spacers. The spacers are deformed by compression of the tube into good surface contact with the electrodes and the tube walls, thereby providing the necessary path for heat removal from the pla |
| 6424670 |
Apparatus and method for making laser sources and laser platforms interchangeable and interfacea |
July 23, 2002 |
| The beam path [80] of a laser source [10] is first pre-aligned to a predetermined reference, and then the optical axis [90] of the beam delivery system [40, 50] of a laser material processing platform [20] is pre-aligned to the pre-aligned beam path of the laser source such that the |
| 6423925 |
Apparatus and method for combining multiple laser beams in laser material processing systems |
July 23, 2002 |
| Each one of multiple laser sources are independently separately mounted on a laser material processing platform and their beam paths are combined by a combiner which includes one or more optical elements mounted in the laser material processing platform which make the beam paths parallel |
| 6342687 |
Portable laser system with portable or stationary fume evacuation |
January 29, 2002 |
| A portable laser processing module is adapted to be quickly and easily independently interfaced between a stationary exhaust docking station for fume extraction during in-office use and a portable air processing module for fume extraction during field use. A passageway in the housing con |
| 6313433 |
Laser material processing system with multiple laser sources apparatus and method |
November 6, 2001 |
| A computer controlled laser material processing system has a plurality of laser sources the beams of which are selectively operable between two modes. In a first raster engraving mode the beams are separated and independently controllable in synchronism with the motions of a beam del |
| 6181719 |
Gas laser RF power source apparatus and method |
January 30, 2001 |
| A gas laser RF power supply has two RF oscillators operating at different frequencies, the first frequency to provide maximum RF voltage to the plasma tube prior to ignition, and the second frequency to provide optimum power for sustaining CW or pulse operation of the laser. The oscillat |
| 5982803 |
Free-space gas slab laser |
November 9, 1999 |
| A pair of elongated, parallel electrodes (91,92) are insulatively mounted within a tubular housing (111) filled with a laser gas mixture between an arrangement of reflective optical elements (120,150) sealingly mounted at each end of the housing. The electrodes form a rectangular gas dis |
| 5901167 |
Air cooled gas laser |
May 4, 1999 |
| A gas laser design (10) includes, an elongated sealed tube (21) filled with a gas, a power supply for exciting the gas, an optical resonator (24,25) for producing directional optical energy, and a fan/electronics package assembly (50), all of which are surrounded and enclosed by an exter |
| 5894493 |
Free-space gas slab laser |
April 13, 1999 |
| A pair of elongated, parallel electrodes (91,92) are insulatively mounted within a tubular housing (111) filled with a laser gas mixture between an arrangement of reflective optical elements (120,150) sealingly mounted at each end of the housing. The electrodes form a rectangular gas dis |
| 5881087 |
Gas laser tube design |
March 9, 1999 |
| An extruded aluminum gas laser tube assembly (10) has a pair of extruded, elongated, electrically insulated, aluminum electrodes (23,24) adapted to couple to an external RF supply and supported in the laser tube in predetermined spaced-apart relationship relative to each other and to the |
| 5867517 |
Integrated gas laser RF feed and fill apparatus and method |
February 2, 1999 |
| A sealed gas laser tube (10) has a pair of electrically insulated electrodes (53, 54) supported in the tube (11) adapted to couple to an external RF supply (30). With respect to each electrode, an RF feed terminal (84) having an externally threaded stem (84a) supported in the tube co |
| 5754575 |
Free-space gas slab laser |
May 19, 1998 |
| A pair of elongated, parallel electrodes (91,92) are insulatively mounted within a tubular housing (111) filled with a laser gas mixture between an arrangement of reflective optical elements (120,150) sealingly mounted at each end of the housing. The electrodes form a rectangular gas dis |
