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| Number | Title | Issue Date |
| 7478989 | Apparatus and method for vibrating a railcar A railcar vibrator includes a base member and a vertical support coupled to the base member. A vibrator component is disposed on the vertical support. A wheel having a cushioned outer portion is rotationally coupled to the vertical support capable of rotation around... | 01/20/2009 |
| 7195217 | Bracket assembly for removable mounting of a vibrator onto a railroad car A bracket assembly for a car shaker vibrator that includes a vibrator mounting member that is pivotally connected by a pivot pin, in a hinged or clevis arrangement, to a wedge member. The wedge member includes the male portion of a Gardner type bracket that is adapt... | 03/27/2007 |
| 5779427 | Railway car vibrator handling device A device is provided to easily position a conventional vibrator on a railway hopper car to assist in unloading various granular materials. The device includes a stanchion mounted beside a railway track which supports a swingable arm. The arm includes a di... | 07/14/1998 |
| 5669711 | Vibratory settling or compaction unit Shipping costs incurred in the shipping of particulate material in bulk may be reduced through the use of a vibratory compaction unit that settles the bulk material within the container during the loading process enabling a greater quantity of the particu... | 09/23/1997 |
| 5140911 | Coal dust containment A car shaker for use particularly on a rail type hopper car. At least one closure and preferably a plurality thereof is provided to preclude or minimize the amount of dust which results from a dust carrying cargo being discharged. The at least one closure... | 08/25/1992 |
| 5139359 | Vibrator-steamship truck container clamp assembly There is provided a clamp-type apparatus for connecting a first object, such as a vibratory mechanism, to a second object that is a box-type vessel having at least one slot in a side near a corner, such as a steamship truck container, which apparatus comp... | 08/18/1992 |
| 4999021 | Device for unloading containers For the continuous dosed unloading of bulk piece goods from containers, especially containers whose weight in the loaded state is many times the weight when empty, the device has the following features: (a) a stationary machine frame; (b) a vibrating frame whi... | 03/12/1991 |
| 4604023 | Shakeout apparatus A container shakeout apparatus is provided and has a rigid frame upon which a pair of motors supporting eccentric weights are mounted. Spring reactor members are suspended from the frame and said springs in turn suspend a pair of hammers which are adopted... | 08/05/1986 |
| 4307989 | Vibrating densifier for car lading This invention relates to a car side wall vibrating mechanism adapted to densify a bulk lading going into the car, or to facilitate unloading of lading from the car and wherein the natural frequency of structural beams facing the car is higher than the sp... | 12/29/1981 |
| 4295775 | Unloader for hopper cars and method A method and an apparatus for unloading hopper cars. The method includes the steps of placing a tube in the vicinity of an open hopper of the hopper car, and discharging a blast aerator through the tube. The apparatus includes a housing rotatably mounting... | 10/20/1981 |
| 4224006 | Hopper car discharge apparatus This invention provides novel apparatus for accelerating the emptying of railroad hopper cars and the like. The invention comprises: a rigid frame fixedly mountable through a base to a pair of generally horizontally-spaced-apart rails upon which the wheel... | 09/23/1980 |
| 4221521 | Apparatus for loosening frozen coal in hopper cars Frozen lumps of coal in conventional hopper cars are loosened by lowering an assembly of vertically oriented probe elements into the car while simultaneously vibrating the assembly. The vibratory structure is mounted on a gantry arrangement which also sup... | 09/09/1980 |
| 4068768 | Vibrator bracket assembly for hoppers and railway cars A railway hopper car is provided with a mounting bracket assembly which applies the vibrational loads to the car essentially entirely in shear.... | 01/17/1978 |
