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| Number | Title | Issue Date |
| 7891052 | Device with a carriage for holding panels and a separation element A carriage which serves to hold a panel, has at least one running element such as a magnet, a wheel and/or a sliding element which is held by at least one corresponding magnetic element or supported on a running surface of an at least approximately U-profile or L-pr... | 02/22/2011 |
| 7350270 | Guide wheel having integrated bearing mount A guide wheel assembly includes a journal body having an inner bearing race, an axial mounting face, a longitudinally extending threaded mounting portion, a hexagonal tool engaging surface located between the axial mounting face and the inner bearing race, and a gui... | 04/01/2008 |
| 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 |
| 5368396 | Roller and track arrangement for sliding members, and structures embodying such arangements A roller and track arrangement for sliding members, has an elongate track with one or more slots extending into the track. Each slot has a first position at its outer end and an enlarged portion toward its inner end. Support members extend into the slot o... | 11/29/1994 |
| 5070575 | Vertically adjustable sliding door suspension system A sliding door suspension system and a sliding door assembly for supporting a heavy sliding door from a door frame includes a rail horizontally mounted to the door frame. The suspension system includes a roller assembly which rollingly engages the rail an... | 12/10/1991 |
| 5063636 | Track system for operable wall A track system for an operable wall includes carriage assemblies for partitions or operable wall sections including at least four wheels per assembly, the wheels being mounted on vertical shafts and having beveled lower surfaces for cooperating with bevel... | 11/12/1991 |
| 4915032 | Door hanger assembly A door hanger assembly for a rapid transit railway passenger car includes an axially elongated generally cylindrical support shaft, and a door carrier assembly which includes a pair of bearing modules received and supported within opposite ends of a tubul... | 04/10/1990 |
| 4830179 | Idler rollers for belt conveyors A belt conveyor includes an assembly of conveyor idler rollers for supporting a conveyor belt advancing thereon. Each conveyor idler roller includes a cylindrical body that is freely rotatable about a shaft. A keeper seal prevents axial displacement of th... | 05/16/1989 |
| 4798149 | Wheel lock assembly A wheel lock assembly for reversibly rotatably mounting a wheel assembly which comprises an inner race and an outer race and bearings disposed therebetween on a trolley which includes a central bore having a central axis and having a substantially annular... | 01/17/1989 |
| 4722150 | Sliding door guide A slider (41) for guiding the top of a sliding door (12) in a channel (42) comprises spaced cheeks (56) between which extends a rib (59) which engages one side of the channel, and flexible tongue (60) which flexes between the cheeks and is thereby biased ... | 02/02/1988 |
| 4642844 | Trolley hanger for sliding door A trolley assembly including a channel shaped body and a pair of frictionless bearing assemblies which include a split tubular spring liner constituting the outer race of the bearing and the wheel axle extends through the space between a plurality of roll... | 02/17/1987 |
| 4617867 | Trolley bracket A trolley bracket comprises at least one element (3', 3") which comprises a pivot (8) for receiving a wheel (2) movable along a guide (1) and rotatable by way of a bearing (5), and a member (9) hanging down from the pivot and having an element (10) for co... | 10/21/1986 |
| 4601521 | Rolling apparatus Rolling apparatus comprising a support member, first bearing means connected to the support member for rotating relative to the support member, and a first tire of material softer than the bearing means mounted on the circumference of the bearing means, t... | 07/22/1986 |
| 4552073 | Suspended load transport apparatus A monorail carriage for use with H-beams wherein carriage rollers mounted on frame-cantilevered shafts remain in continuing full-length running engagement with the monorail beam flanges throughout varying downward load deflection of such flanges. Rockable... | 11/12/1985 |
| 4538323 | Bearing supported truck assembly for sliding door There is disclosed a truck assembly which is movable along a track and adapted to support a door panel, or the like, for corresponding movement. The truck assembly comprises wheel members mounted to a pair of axles. The axle are in turn supported by a car... | 09/03/1985 |
| 4476652 | Device for suspending a slidable sealed door The device comprises a guide rail (1) having a cross-section in the general shape of a C and fixed to a wall (M) and defining two guide surfaces (8, 9). One of the guide surfaces (8) has a notch (2) with which cooperates at least one roller (G1... | 10/16/1984 |
| 4457046 | Track roller carriage assembly for supporting a sliding door, panel or the like A track roller carriage assembly, a pair of joining plates joined face to face and each having a half-round deformation portion intermediate its ends, the two deformation portions defining a bolt aperture the upper edges of the joining plates being notche... | 07/03/1984 |
| 4340215 | Bearing and support In a bearing and support for use either as a bearing, per se, or as a bearinged support for other items and incorporating the bearing of this invention; the bearing includes at least a pair of rotatable members that rotate or counter-rotate about a common... | 07/20/1982 |
| 4306756 | Roller assembly An improved roller assembly is adapted for use with an upwardly-acting door structure. The improved roller assembly includes an inner ring mounted on a shaft, a sectional outer ring arranged to form an outer race for capturing ball bearings between the ri... | 12/22/1981 |
| 4265181 | Rolling bearing wheel and hub support combination A rolling bearing type traction wheel and hub assembly which is especially adapted to ride upon either flat (i.e. horizontal) or laterally sloping surfaces such as trolley trackways and/or the opposite side flanges of supporting I-beams or the like; the a... | 05/05/1981 |
| 4236456 | Trolley suspension A rolling trolley device adapted to ride upon opposite side flanges of a support beam; said trolley device comprising a generally V-shaped load supporting yoke bar of one-piece formation carrying at the opposite legs thereof a pair of generally tubular-sh... | 12/02/1980 |
| 4229857 | Dual wheel carrier for use in conjunction with curtain track A hospital curtain track system utilizing a track switch which permits the use of a single privacy curtain selectively for each of a pair of adjacent bed cubicles. The switch and tracks are of two types, one type being a recessed system installable flush ... | 10/28/1980 |
| 4204719 | Bearing and support In a bearing and support for use either as a bearing, per se, or as a bearinged support for other items and incorporating the bearing of this invention; the bearing includes at least a pair of rotatable members that rotate or counter-rotate about a common... | 05/27/1980 |
| 4152872 | Sliding mechanism for vehicle sliding door An elongate guide track having at least one elongate ridge portion is fixed to a side wall of a vehicle in such a manner that the ridge portion extends substantially horizontally and projects upwardly. A vertical roller and at least one horizontal roller ... | 05/08/1979 |
| 4109343 | Trolley wheel assembly An improved trolley wheel assembly and method therefor. The assembly is useful in conveyor applications especially where sanitary conditions must be maintained such as in the food processing industry. The assembly has high load bearing capabilities and in... | 08/29/1978 |
| 3971601 | Sanitary anti-friction trolley wheel A trolley wheel is formed of plastic-like material and includes a bearing assembly, inner and outer metallic races and bearing means positioned therebetween. The entire assembly is formed of non-corrosive material. The bearing means and races therefore ar... | 07/27/1976 |
| 3951076 | Trolley construction A trolley comprising a trolley body, a shaft fixed on the trolley body and having ends projecting outwardly along the sides of the trolley body and a wheel on each end of the shaft. Each wheel comprises an inner race, an outer race and rollers between the... | 04/20/1976 |
