| Patent Number |
Title Of Patent |
Date Issued |
| 7563352 |
Method and conveyorized system for electorlytically processing work pieces |
July 21, 2009 |
| In order to avoid an edge-effect (increased electrical field line density at the edges of electrolytically to be processed work pieces) during the electrolytic processing of work pieces 3.x in a conveyorized system, the electric currents originating from various counter electrodes 5.x in |
| 7473344 |
Segmented counterelectrode for an electrolytic treatment system |
January 6, 2009 |
| In order to even out the electrolytic treatment of workpieces 9 made of electrically non-conductive material and having a very thin base metallising 6, 8, a device is employed in a manner according to the invention comprising means for bringing treatment liquid into contact with the |
| 7449089 |
Conveyorized plating line and method for electrolytically metal plating a workpiece |
November 11, 2008 |
| To avoid voids in the metal layer in holes of printed circuit boards, a conveyorized plating line and a method for electrolytically metal plated printed circuit boards are proposed which provide measures for reducing an electric voltage that builds up between adjacent printed circuit |
| 7033468 |
Elastic contact element |
April 25, 2006 |
| For manufacturing printed circuit boards and films 7 with little variations in the layer thickness of the circuit structures without damaging the surfaces of the boards and films, a rotatory element 9, 10, more specifically a contact roll, is used for placing the printed circuit boar |
| 6979391 |
Method and device for the electrolytic treatment of electrically conducting structures which are |
December 27, 2005 |
| For electrolytic treatment of electrically mutually insulated, electrically conductive structures 4 on surfaces of electrically insulating foil material (Fo), is unloaded from a store 15', 15", transported on a conveying line through a treatment unit 1 and brought in contact with tre |
| 6939455 |
Method and device for the electrolytic treatment of electrically conducting surfaces separated p |
September 6, 2005 |
| For electrolytic treatment of circuit boards and foils LP, a method and a device are used in which the sheets and foils are transported through a treatment unit and brought thereby in contact with treatment fluid 3. The sheets and foils are guided during transportation past at least one |
| 6926813 |
Electrical contacting element made of an elastic material |
August 9, 2005 |
| To electrically contact and electrolytically treat, more specifically to electroplate, very thin, electrically conductive layers, especially with a high electrolytic current, a device comprising contact carriers, more specifically clamps, clips and like, with contact elements for supplyi |
| 6695961 |
Carrier serving to supply current to workpieces or counter-electrodes that are to be treated ele |
February 24, 2004 |
| The invention relates to carriers serving to supply current to workpieces to be treated electrolytically or counter-electrodes and a method for the electrolytic treatment of workpieces. The carriers according to the invention comprise at least three elongate electric current conductors, |
| 6132584 |
Process and circuitry for generating current pulses for electrolytic metal deposition |
October 17, 2000 |
| The invention relates to a method of generating short, cyclically repeating, unipolar or bipolar pulse currents I.sub.G, I.sub.E for electroplating, and to a circuit arrangement for electroplating with which pulse currents I.sub.G, I.sub.E can be generated. Electroplating methods of |
| 5558757 |
Process for improving the coating of electrolytically treated work pieces, and arrngement for ca |
September 24, 1996 |
| The invention starts with a process for improving the electrolytic coating of work pieces (3) that are arranged one after the other as a row at a distance from each other on cathode rails (1) or on cathode frames in a bath, whereby the cathode treatment current (I) of the rail or the fra |
| 5024732 |
Method of and device for compensating variations of branch currents in electroplating baths |
June 18, 1991 |
| A method for compensating variations of branch currents in an electrolytic bath and hence for improving the uniformity of metal layers deposited on articles, provides a compensating passive resistor having a resistance value exceeding the resistance of respective electroplating branch |
| 4652734 |
Method of and device for feeding information about articles to be processed in galvanizing insta |
March 24, 1987 |
| A method of feeding information into data processing means of an automatic galvanizing installation about articles to be treated, includes the fixing of the information onto each article before the article is supplied to the installation. In the charging station of the installation, the |
| 4540934 |
Device for the fine adjustment of the output voltage of multi-phase regulating transformers |
September 10, 1985 |
| A multi-phase regulating transformer is disclosed having a plurality of windings cooperating with stepping trolleys which are driven by a common driving member. To obtain fine adjustment of the output voltage, the trolleys are coupled to the driving member with different plays to int |
