Matches 1 - 26 out of 26
Match Document Document Title
7503370 Cordless balanced window covering  
Disclosed is a spring motor and control for use especially with window blinds. The motor comprises a storage drum having a first axis, an output drum mounted for rotation about a second axis...
7237592 Maneuvering mechanism and closing installation or sun protection installation incorporating one such device  
A mechanism ( 1 ) comprising a driving element ( 4 ) for rotationally driving a winding shaft ( 2 ) for a closing or sun-protection installation of an opening ( 0 ) and at least one spring ( 5 )...
6761203 Balanced window blind having a spring motor for concealed pull cords thereof  
A window blind includes a head rail, a bottom rail, and an expandable window covering. A pair of pull cords interconnect the head rail, the bottom rail and the expandable window covering. A spring...
6644373 Cordless blind  
A window covering system comprises a plurality of slats located between a head rail and a bottom rail. The bottom rail is connected to the head rail by a pair of lifting cords extending through the...
6571853 Cordless blind having variable resistance to movement  
A cordless blind having a mechanism for introducing a variable amount of friction into the operation of the cordless blind is disclosed. The cordless blind includes a spring motor operatively...
6474394 Cordless, balanced window covering  
A cordless, balanced venetian blind or shade with a constant, or a variable force spring motor includes conventional window covering components without the outside hanging lifting cords or cord...
6086025 Specially designed rail for mounting a tensioning device  
This invention concerns a specially designed rail for mounting a tensioning device in which a mount for its guide component can be positioned at vaus areas of the rail. Pursuant to the invention,...
5482100 Cordless, balanced venetian blind or shade with consistent variable force spring motor  
A cordless, balanced venetian blind or shade with a constant variable spring motor includes conventional window covering components without the outside hanging lifting cords or cord locking...
5332021 Flexible retractable door  
A flexible, retractable assembly for use as a door, space divider, covering or the like which comprises a sheet such as Mylar polyester film having a permanent memory set to roll up on itself or...
5170830 Sun shade  
A collapsible sun shade having plural pleated blades consecutively joined in series to form a serrated shape with an upper blade mounted within a hollow housing and a lower blade secured to a plate...
5113922 Venetian blind assembly for a window in an inclined roof  
A Venetian blind for inside installation in a window in an inclined roof comprises profile lists fastened to the side pieces of the sash for guiding at least the lower list of the shade, whereby a...
5105867 Collapsible sun shade and improved method for shielding the sun  
A collapsible sun shade having plural pleated blades consecutively joined in series to form a serrated shape with an upper blade mounted within a hollow housing and a lower blade secured to a plate...
4783929 Guard apparatus for shrouding spring loaded garage door hardware  
First and second generally harp shaped guard halves, one being formed with a vertical mounting flange for attachment to the garage door jamb adjacent the hardware to be shrouded and each being...
4634194 Cabinet with roll front to be opened in the upward direction  
A cabinet comprises a cabinet frame (2) and a roll front (1) to be opened in the upward direction. At least two springs (6, 7, 8, 9) engage at the roll front (1), these springs being attached with...
4230309 Gas spring with automatic locking mechanism  
A gas spring includes a cylinder having two axial portions of different cross section and two pistons mounted on a common piston rod and respectively matching the cross sections of the cylinder...
3921761 Method and means of winding torsion spring  
The torsion spring winding device of the present invention comprises a gear having annular teeth thereon and additionally having means for detachably securing the gear to the free end of a torsion...
3739832 OVERHEAD GRILLE  
A motor operated overhead grille in which the motor, when powering the grille in descent, also loads a spring of an emergency grille-opening means which spring, when called upon to do so, is thus...
3493033 DOORS  
3280888 Folding overhead door  
3246363 Sliding door closure  
3207502 Door operator control  
3207501 Door operator mechanism  
3165143 Door control mechanism  
2992450 Sliding door closer  
2967567 Flexible shutter telescoping type door and window awning  
2849270 Cabinet with upfolding door  
Matches 1 - 26 out of 26