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| Number | Title | Issue Date |
| 5856648 | Method and apparatus for producing wells in the surface of a rotogravure cyclinder with a laser A method and a device for particularly rapidly producing wells (18) in the surface of a rotating rotogravure cylinder (2) by a pulsed laser beam (13), which is deflected and directed via an optical lens (7) onto the surface of the rotogravure cylinder (2)... | 01/05/1999 |
| 5794429 | Yarn friction false twisting apparatus A yarn false twisting apparatus which comprises a drive motor and a yarn false twist assembly, both mounted on a base frame. The yarn false twist assembly comprises a plurality of spindles mounting friction disks which are rotated in the same direction by... | 08/18/1998 |
| 5785108 | Apparatus and method for changing pattern plates on shell casting molding machine A pattern plate carrier releasably mounts a pattern plate. The pattern plate carrier is rotatable to an inverted position, and a pattern plate changing device is provided for removing a pattern plate from the inverted carrier and replacing the removed pat... | 07/28/1998 |
| 5783127 | Method for spinning a synthetic yarn A method and apparatus for spinning, drawing, and winding a synthetic filament yarn, wherein the yarn is subjected during its drawing in a draw zone to a multi-stage heat treatment by heated surfaces. In the first heat treatment, the yarn is heated to the... | 07/21/1998 |
| 5772005 | Apparatus for conveying articles A connecting conveyor (32) is arranged between a first conveyor (10) and a second conveyor (24) and comprises a carrier (30) which can be moved freely along the conveyors (10, 24). Arranged on the carrier (30) is a conveying member (35) which is intended ... | 06/30/1998 |
| 5762497 | Endodontic dental instrument An endodontic instrument which comprises an elongate shank which has a tapered working length adjacent the pilot end, and at least one continuous helical flute formed along the tapered working length so as to define sharp cutting edges along the sides of ... | 06/09/1998 |
| 5744794 | Apparatus for detecting aqueous environments A system for detecting the presence of a target measurand, such as water or specified chemicals which are carried in an aqueous solution, and which includes a fibre-optic probe assembly which incorporates an optical fibre, a thin film of a water swellable... | 04/28/1998 |
| 5740981 | Method of winding a yarn to a cross-wound package A method of winding a yarn to form a cross wound package with a random wind, and wherein the yarn tension is controlled without influencing the crossing angles at which the yarn is deposited on the surface of the package. The tension is sensed upstream of... | 04/21/1998 |
| 5719939 | System and method of verifying the legitimacy of a product against forgery A product, such as a credit card, passport, or bank note, is secured against forgery or fraud by the provision of a unique pattern of overlying individual fibers which are embedded in a transparent base material, and such that the fibers form differing ge... | 02/17/1998 |
