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| Number | Title | Issue Date |
| 7311274 | Antislip material ejector An antislip material ejector comprises an antislip material container 12 which stores antislip material, an air inlet pipe 13 which is arranged in the antislip material container, a compressed air supply pipe 14 which supplies compressed air to ... | 12/25/2007 |
| 7201243 | Storage carts Storage carts for the storage of pallets and other loads that may be moved between an open position into an aisle for access to the load and a closed position out of the aisle when desired. ... | 04/10/2007 |
| 7124902 | Rack with linear guide A sliding rack apparatus having a rack body having supported on a slide rest and movable along a pair of slide tracks. The slide rest has a pair of rollers with a rut therebetween. The slide tracks have a convex edge in a center thereof so as to extend in the rut be... | 10/24/2006 |
| 7025555 | Sweep auger with drive assembly A sweep auger having an auger that is rotated about its longitudinal axis by a power means and a drive assembly having at least three reduction gears that operatively connect the auger to a drive wheel such that the drive wheel rotates at a speed that is substantial... | 04/11/2006 |
| 6948785 | Track system for mobile carriages A track system for high density mobile storage comprises parallel tracks each receiving a rail on which mobile carriages roll. The tracks are supported off a building floor by multiple transverse leveler channels. A pair of insert nuts are immovably held in each lev... | 09/27/2005 |
| 6644213 | Mobile carriage A mobile carriage system includes a pair of spaced, parallel end rails fixed to a support surface, often with one or more intermediate rails fixed to the support surface and located parallel to and between the pair of end rails. At least one carriage is s... | 11/11/2003 |
| 6371031 | Mobile carriage A mobile carriage system includes a pair of spaced, parallel end rails fixed to a support surface, often with one or more intermediate rails fixed to the support surface and located parallel to and between the pair of end rails. At least one carriage is s... | 04/16/2002 |
| 6161485 | Mobile carriage A mobile carriage system includes a pair of end rails (12a, 12c) fixed to a support surface and one or more intermediate rails (12b) located parallel to and between the pair of end rails (12a, 12c). At least one carriage (10) is supported for movement on ... | 12/19/2000 |
| 5448952 | Door driving mechanism A driving mechanism is disposed in the bottom of a door for driving the door and includes a reduction gearing and a motor fixed to the door, and a gear coupled to the reduction gearing and engaged with two shafts for rotatably supporting the wheels of the... | 09/12/1995 |
| 5235917 | Monorail trolley with U-shape frame extending over, above, and surrounding the rail A trolley for traveling along a beam supported from below and having two protruding flanges comprising a frame that partially surrounds the beam, a travel wheel mounted so that it contacts and rolls on an upper surface of the lower flange of the beam, a s... | 08/17/1993 |
| 5205220 | Railway truck An improvement in railway trucks having a flexible frame and independent drive mechanism particularly adapted to accommodate the flexing frame. The frame includes parallel first and second frame members, a first cross-member rigidly attached to the first ... | 04/27/1993 |
| 5148754 | Carriage lock for a mobile storage system with rotatable actuator knob A carriage lock selectively enables and prevents a mobile carriage from moving along rails embedded in a building floor. The mobile carriage includes a shaft on which are rotatably mounted a driver sprocket, a hub, and a handwheel. The hub mates with the ... | 09/22/1992 |
| 5133265 | Visual indicator with aligning ridges for indicating the status of a carriage lock for a mobile storage system having a rotatable lock actuator knob A mobile carriage is movable along rails by manual rotation of a handwheel. The mobile carriage comprises a visual indicator that instantly informs a person of the locked or unlocked status of the mobile carriage. The visual indicator comprises at least o... | 07/28/1992 |
| 5024164 | Mobile storage system with improved driving assemblies A mobile storage system including a plurality of one-piece track members each defining a guideway and a series of longitudinally spaced holes. The system also includes a carriage rotatably supported on the track members on rollers riding in the guideways.... | 06/18/1991 |
| 5007351 | Mobile carriage with center drive A mobile storage system includes mobile carriages that roll on rails embedded in a building floor. The carriages are driven along the rails by at least two flanged wheels that engage a grooved rail. The flanged wheels are preferably mounted in parallel ch... | 04/16/1991 |
| 4794865 | Amusement ride vehicle An amusement ride vehicle for travel along a trackway defined by a pair of track rails. The vehicle includes a pair of transverse frames pivotally carried by an elongated main frame, with drive wheels carried by the transverse frames in driving engagement... | 01/03/1989 |
| 4776282 | Self-running device for a transporting carrier A conveyor device for conveying articles along a predetermined path of travel having a running rail on opposite sides of the path of travel. A bus bar is below said running rails. A self-propelled carrier has driving wheels to roll on the running rails. T... | 10/11/1988 |
| 4442709 | Measuring vehicles for roadways A measuring vehicle for roadways comprises a tow vehicle and an instrument carrying vehicle connected for movement to the tow vehicle. The connection between the two vehicles includes a periodically operative lost motion arrangement so that as the tow veh... | 04/17/1984 |
| 4417524 | Modular file or the like system For use in a modular cabinet or the like system wherein one or more cabinet modules of unit width have rolling mobility along parallel rails which extend normal to the module-width dimension and at module-width spacing, the invention contemplates a floor-... | 11/29/1983 |
