| Patent Number |
Title Of Patent |
Date Issued |
| 6971435 |
Raising and lowering mechanism, in particular for roller blinds |
December 6, 2005 |
| The operation of a roller blind occurs via a ball cord and a pulley. The ball cord may be wound several turns around the pulley, in that oblong axial tracks have been provided in the pulley. Thereby the winding may be preserved without jamming between the windings. Greater forces may be |
| 6467714 |
Winding mechanism for roller blinds |
October 22, 2002 |
| A roller for a roller blind in the shape of a tube (T) comprising a mechanism known per se is braked by means of friction, in that a compression spring (7) is compressed when the blind is pulled down and establishes a force between a collar (6) on the non-rotating rod (2) of the roll |
| 5720087 |
Method for assembling slats of venetian blinds and mechanism for use in the exercise of the meth |
February 24, 1998 |
| In the production of slat packages for Venetian blinds, the slats are placed over each other and introduced between a first and a second transverse band in double rungs in carrying bands or ladders including bands or cords. The slats are conveyed one by one to the carrying band and l |
| 5179771 |
Apparatus for assembling slats of venetian blinds |
January 19, 1993 |
| A machine for production of finished lath packs for Venetian blinds, which have holes at the ends for draw cords and ladders consisting of bands or strings, every cross band of which carries a lath, and where two neighboring cross bands of a ladder are placed on each side of the draw |
| 4538785 |
Mounting for the setting up of blinds |
September 3, 1985 |
| For the setting up of blinds with a blind roller which has at one end a round-end-view cylindrical ("round") axle journal and at the other end an angular axle journal which is in connection with a spring mechanism in the interior of the blind roller, wherein are used two mountings which |
