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| Number | Title | Issue Date |
| 7370591 | Quilting table for a sewing machine A quilting table (20) includes a frame (22) having box channel rails (50, 52), a first carriage (212), moveable relative to a longitudinal dimension (30) of the frame (22), having wheels (224) engaged with the box cha... | 05/13/2008 |
| 7229057 | Multi-purpose anti-sway rotating stem mount The rotating stem mount has an anchor block and a lag screw extending through the anchor block for mounting the anchor block to a stationary surface. A guide bearing is mounted on a circular shoulder on the anchor block near the base end of the anchor block. The out... | 06/12/2007 |
| 7143870 | Elevator hall door and door hanger apparatus A door panel comprises a surface board 11 facing a hoistway, a back board 12 facing a hoistway, and a reinforcing member 13 for reinforcing the surface board 11 and the back board 12 . The back board is connected to the surface boa... | 12/05/2006 |
| 7137172 | Suspension arrangement The invention pertains to a hanger for guiding an element suspended from a rail so that the element can be moved back and forth. To create a hanger which forms a compact and visually attractive unit and which occupies the least possible amount of space without sacri... | 11/21/2006 |
| 7137171 | Custom ornamental traverse rods A new and useful traverse rod structure, designed to maintain or improve the functionality of a traverse rod, while improving the aesthetics of the traverse rod is provided. The traverse rod is designed to improve the functionality of the rod, while minimizing the r... | 11/21/2006 |
| 7117559 | Support system for pocket doors A support system for mounting a door, such as a pocket door, on an overhead track is disclosed. The system cooperates with carriage that includes a support rod having a discontinuity at a lower end. The system uses bracket that is adapted for mounting along the uppe... | 10/10/2006 |
| 6923238 | Multi-panel door with an auxiliary drive mechanism A multi-panel sliding door includes a main drive to directly move a leading door panel and includes an auxiliary drive to smoothly accelerate a lagging door panel. In some embodiments, the auxiliary drive includes a hanging weight that urges the lagging panel to its... | 08/02/2005 |
| 6918157 | Rail structure for the door A rail structure for doors comprises a track rail body (3) which supports the door wheels (4) which are attached to a door (6) and freely roll on the track rail body (3), a load support member (2) which is extended along the track ... | 07/19/2005 |
| 6640388 | Assembly for transit car door hanger A hanger bar assembly for sliding doors used in transit cars has at least two separate coaxially oriented, preferably tubular bearing segments which can slidingly engage a cylindrical rod secured above an entry portal of a transit car. Each bearing segmen... | 11/04/2003 |
| 6581242 | Track and trolley system for movable wall panels A track and trolley system for movable wall panels including a track having upper and lower flanges, the upper and lower flanges being horizontally and vertically displaced from each other and defining a channel therebetween, the upper and lower flanges e... | 06/24/2003 |
| 5181296 | Reinforced carrier disc for operable partition system A multidirectional carrier and track generally comprising a disc, a track, and structure on the track defining a disc supporting surface. The disc is supported for rotation about an axis. The disc is in engagement with the disc supporting surface and has ... | 01/26/1993 |
| 4987638 | Sliding door assembly A sliding door assembly comprising a door hanger, a hanger sheave, an upthrust roller and a track, wherein the hanger sheave assembly and the uptrust roller are rotatably mounted on the door hanger. The track provides a first rolling surface for the hange... | 01/29/1991 |
| 4845806 | Suspended sliding partition With a suspended sliding partition with a level track (1) and at least one panel-like element (3) is provided an upper mounting rail (4) which is suspended from the track (1) by two carrying bolts (2) which extend through a continuous slot in the undersid... | 07/11/1989 |
| 4846249 | Window shade carrier and carrier assembly The window shade track hook carrier includes a body of plastic, metal, ceramic or the like which is adapted to slide or roll freely in a shade track and bear a depending shade hook which is adapted to extend out of an opening in the bottom or side of the ... | 07/11/1989 |
| 4837891 | Track and trolley with dual drive wheels having annular track engaging surfaces of different diameters A track and trolley system that allows wall panels to be moved with a minimum amount of friction is disclosed. The system includes a track having a first rail, a second rail which is higher than the first rail, and a trolley having two drive wheels that e... | 06/13/1989 |
| 4787119 | Support structure for engaging opening and closing units to track A support structure for engaging opening and closing units to a track, wherein a support structure 1 comprises a support main body which is secured to each of a plurality of opening/closing units that move along an opening/closing section A of a predeterm... | 11/29/1988 |
| 4401033 | Counter-rotating trolley and track suspension system A self-plumbing, counter-rotating trolley and track suspension system for supporting an operable wall panel is disclosed. The suspension system comprises a trolley assembly, including a pendant bolt to provide a common axle on which a pair of counter-rota... | 08/30/1983 |
| 4302865 | Multi-directional canted wheel carrier with shiftable control arm for operable walls A multi-directional canted wheel carrier with shiftable control arm for supporting operable wall panels from upper and/or lower supporting tracks, with the control arm engaging a track slot or guideway and supported from the carrier for shifting when nece... | 12/01/1981 |
| 4141106 | Multi-directional canted wheel carrier for operable walls A canted wheel carrier for supporting operable wall panels from upper and/or lower supporting surfaces to enable multi-directional movement of the panels and facilitate negotiation of angle turns and intersections without switches or curves in the support... | 02/27/1979 |
