| Patent Number |
Title Of Patent |
Date Issued |
| 6082658 |
Method of and apparatus for winding roving bobbins |
July 4, 2000 |
| The roving slubbing at the conclusion of winding of a roving bobbin in a flyer type machine is passed in a descending spiral around the cylindrical body bobbin and then onto the lower winding cone, after it is looped in an overwinding onto the winding tube below the lower winding cone. T |
| 6044639 |
Flyer assembly for roving frame |
April 4, 2000 |
| An automatic spinning start-up flyer for a roving frame which has on a flyer arm a swingably-mounted pressing finger comprised of a pressing finger bar and a pressing finger arm with a pressing finger blade. The pressing finger assembly is mounted on a pivot axis at the centrum of the |
| 6038845 |
Method for changing the bobbins in a roving frame |
March 21, 2000 |
| A process for bobbin replacement on a flyer frame provided with a drafting frame, flyers, spindles and a bobbin rail, in which, while the flyer frame is running, a sliver end for each sliver supplied by the drafting frame is placed upon an empty bobbin sleeve. Initially only the flyers a |
| 5987868 |
Monitoring of core mounting for a roving frame |
November 23, 1999 |
| A roving frame has a flyer region into which the suspension carriage trains are moved past a device for monitoring the presence or absence of cores or bobbins on the hangers. An error signal is transmitted in the case of an error and correction is effected when the suspension carriage tr |
| 5987866 |
Spinning process utilizing roving frames and ring-spinning frames |
November 23, 1999 |
| Roving bobbins of a weight of about 5 kg, by contrast to standard bobbins with weights up to 3 kg, can be used in a spinning system in which the flyer frames are of the multi-axial drive type and are equipped with an automatic bobbin change mechanism which transfers the full bobbins to |
| 5970699 |
Roving frame with bobbin changing device |
October 26, 1999 |
| In order to quickly exchange empty sleeves (18) for full bobbins (6)in a roving frame, guiding rails (14, 21, 22) are mounted along at least one row of flyers (4). A suspended carriage train (15) with hangers (16) can be driven on the guiding rails (14, 21, 22). By lifting and lowering t |
| 5904036 |
Roving frame and method of operating same |
May 18, 1999 |
| A roving frame has a drafting frame receiving sliver and feeding rovings to respective roving winding stations. Respective spindles at these stations receive core sleeves on which the roving bobbins are wound for respective flyers. An evaluating and control device is operatively connecte |
| 5713194 |
Roving machine with replaceable flyers for winding roving bobbins of different diameters |
February 3, 1998 |
| A roving frame for producing large-diameter and small-diameter roving bobbins has two rows of work stations with the work stations lying at vertices of a triangle for the production of small-diameter bobbins, flyers of a small span are provided for each of the spindles at each of the |
| 5671596 |
Bobbin and core sleeve transport system for a roving frame |
September 30, 1997 |
| A roving frame having a suspension carriage track extending through the flyers thereof has a parking rail which can accommodate the full length of the suspension carriage train which removes the full bobbins from the flyer row and on the parking rail, by cooperation with a stationary |
| 5657623 |
Roving frame with flyers at each work station and with pressing fingers on each flyer operated b |
August 19, 1997 |
| A roving frame has operating elements which engage rods mounted on a shank of each flyer of a flyer rail transversely to the pivot axis of the rod which is offset from the rod. The pressing fingers are swingable about this axis and can be urged outwardly to clear the bobbins and thus all |
| 5331799 |
System for cutting roving in a spinning machine |
July 26, 1994 |
| After forming a package on a spindle from a roving fed to the spindle through a rotatable flyer finger, feed of the roving is stopped to arrest the flyer in a position with the finger anywhere on the package underneath the upper end of the last layer of turns formed on the package. The |
| 5117621 |
System for cutting roving in a spinning machine |
June 2, 1992 |
| A spinning apparatus winds a strand onto a yarn package by relatively rotating a flyer and the yarn package about an upright axis so as to wind the strand in a succession of turns around the package by a flyer finger movable axially relative to the package. Each successive layer of turns |
| 5058504 |
Apparatus for controlling the lateral disposition of a traveling service unit of a textile machi |
October 22, 1991 |
| An apparatus for controlling the lateral disposition of a guide roller of a traveling service unit on a textile machine is provided. The apparatus includes a first support wheel rotatably mounted on the traveling service unit and an adjustable wheel assembly. The adjustable wheel assembl |
| 4996926 |
Device for guiding a traveling service unit along a spinning machine or the like |
March 5, 1991 |
| A guiding device for a traveling service unit for a spinning machine having guide rollers supporting the service unit on the floor and related to a rail engaging member to maintain the service unit at a predetermined spacing from a guide running along the machine. In one form of the |
| 4843972 |
Apparatus for vertical adjustment of a traveling service unit for a textile spinning mill machin |
July 4, 1989 |
| A traveling service unit for an associated textile spinning mill machine may be elevationally adjusted with respect to a reference rail mounted longitudinally along the machine by a feeler guide element pivotably mounted to the service unit in following engagement to the reference guide |
| 4843810 |
Apparatus for inclination adjustment of a traveling service unit for a textile spinning mill mac |
July 4, 1989 |
| In a traveling service unit of the type utilized in conjunction with a textile spinning mill machine, the transverse and longitudinal inclination of the service unit with respect to the machine is monitored and adjusted with respect to a fixed horizontal reference plane by at least two |
| 4805352 |
Flyer doffer for automatically replacing full roving bobbins with empty roving bobbins |
February 21, 1989 |
| An apparatus for automatic exchange of at least one full bobbin with at least one empty bobbin in a flyer, i.e. a flyer doffer, comprises a transport device reaching the flyer acting to transport the full bobbins and the empty bobbins, a doffing region and a mounting region which reach |
| 4313299 |
Methods and apparatus for changing bobbins in flyer spinning frames |
February 2, 1982 |
| A method and apparatus for changing bobbins in a flyer spinning frame which includes a bobbin rail for supporting bobbins adjacent the flyers movable both vertically and tiltably, the bobbin rail being moved sequentially from an upper bobbin winding position, a lower horizontal position, |
