Abstract

An optical head for a laser transmission welding apparatus comprising a housing with an end on the outlet side with respect to a laser beam and a ball mounted in the housing. The ball may comprise a material whose refractive index is higher than the refractive index of quartz glass.

IPC Classes  ?

• B23K 26/06 - Shaping the laser beam, e.g. by masks or multi-focusing
• B23K 26/00 - Working by laser beam, e.g. welding, cutting or boring
• B23K 26/14 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor
• B23K 26/21 - Bonding by welding
• B29C 65/00 - Joining of preformed partsApparatus therefor
• B29C 65/16 - Laser beam
• B23K 103/00 - Materials to be soldered, welded or cut

Abstract

b) has a core (2) which is at least partially made of electrically conductive material and surrounded by a tire (3) which can be filled with a protective gas and is made of a dielectric material.

IPC Classes  ?

• B29C 65/04 - Dielectric heating, e.g. high-frequency welding
• B29C 65/00 - Joining of preformed partsApparatus therefor

Abstract

A roller electrode arrangement (1) for applying a high-frequency alternating electric field to a workpiece (5a, 5b) is characterized by a core (2), which consists at least to some degree of an electrically conducting material and is surrounded by a collar (3) that can be filled with a shielding gas and consists of a dielectric material.

IPC Classes  ?

• B29C 65/04 - Dielectric heating, e.g. high-frequency welding
• B29K 75/00 - Use of polyureas or polyurethanes as moulding material
• B29K 27/06 - PVC, i.e. polyvinylchloride

Abstract

The invention relates to an optical head for laser beam welding, comprising a housing with an end on the output side with respect to a laser beam and a ball mounted in the housing, characterized in that the ball is made of a material whose refractive index is greater than the refractive index of quartz glass.

IPC Classes  ?

• B29C 65/16 - Laser beam
• B29C 65/00 - Joining of preformed partsApparatus therefor

Abstract

The invention relates to the quasi-simultaneous welding of at least two welding locations by means of a laser beam, characterized in that the laser beam is emitted by laser optics that are associated with a platform of a delta robot and is guided by a movement of said platform.

IPC Classes  ?

• B29C 65/16 - Laser beam
• B25J 9/00 - Programme-controlled manipulators

Abstract

A roller electrode arrangement (1) for applying a high-frequency alternating electric field to a workpiece (5a, 5b) is characterized by a core (2) which consists at least to some degree of an electrically conducting material and is surrounded by a deformable electrically insulating coating (3).

IPC Classes  ?

• B29C 65/04 - Dielectric heating, e.g. high-frequency welding
• B29C 65/48 - Joining of preformed partsApparatus therefor using adhesives
• B29C 65/78 - Means for handling the parts to be joined, e.g. for making containers or hollow articles

Abstract

A roller electrode assembly (1) for applying a high-frequency alternating electric field to a workpiece (5a, 5b) has a core (2) and an electrically insulating peripheral element (18), said peripheral element (18) extending about the periphery of the core (2) and being designed to rotate relative to the core (2), the core (2) comprising an electrode (16) the cross-section of which deviates from a full circle.

IPC Classes  ?

• B29C 65/04 - Dielectric heating, e.g. high-frequency welding
• B29C 65/00 - Joining of preformed partsApparatus therefor
• B29C 65/78 - Means for handling the parts to be joined, e.g. for making containers or hollow articles
• B29C 65/48 - Joining of preformed partsApparatus therefor using adhesives

Goods & Services

Machines and machine tools; motors and engines (other than for land vehicles); machine couplings and transmission components (other than for land vehicles); agricultural implements other than hand-operated; incubators for eggs; automatic distribution machines. Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking (supervision), emergency (life-saving) and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic recording media, sound recording disks; compact disks, DVDs and other digital recording media; mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment, computers; software; fire extinguishers. Treatment of materials.

Goods & Services

Machines and machine tools, namely, laser beam machine tools for welding plastics Treatment of materials, namely, treatment of materials by means of laser beam