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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7387074 | Railway truck bearing adapter A railway car truck is provided that includes two sideframes and a bolster. Each sideframe has a pedestal opening at each end to receive a bearing adapter assembly. The bearing adapter assembly includes a cast steel bearing adapter that is formed to fit on top of a ... | 06/17/2008 |
| 7328660 | Flexible connection device between a bogey side beam and an axle-box The flexible connection device of the invention is disposed between a flexible side beam of a bogey frame and an arm of an axle-box, and wherein the stiffness of the connection is greater in the vertical direction (Z) than in the two horizontal directions (X, Y). Th... | 02/12/2008 |
| 7231878 | Linear steering truck The present invention relates generally to a linear steering truck apparatus comprising a bolster member having two ends, the bolster being located along the transverse axis extending generally perpendicular to the longitudinal axis, generally located between and pa... | 06/19/2007 |
| 6959229 | RFID control system A system and method for routing a carrier on a movable conveyance system having a multiplicity of switching stations and at least one carrier. Each carrier has an electronic readable tag coupled thereto, and each tag has a specific identifier that can be read. A rea... | 10/25/2005 |
| 6543955 | Multi-degree of freedom elastomeric joint An elastomeric joint (100) that comprises a wing plate (102) including a base plate (104) generally extending along a first axis and generally perpendicular to a second axis is provided. The wing plate further includes a mutually opposite first and second... | 04/08/2003 |
| 6347588 | Lateral control mount A mount for use in the suspension system of a railway that truck limits the relative lateral movement between a side frame member and a bearing adapter. In one embodiment, the mount includes a rigid material layer having at least four sections laterally a... | 02/19/2002 |
| 6178894 | Lateral control mount A mount for use in the suspension system of a railway truck that limits the relative lateral movement between a side frame member and a bearing adapter. In one embodiment, the mount includes a rigid material layer having at least four sections laterally a... | 01/30/2001 |
| 6053112 | Shimming of railway car primary suspensions There is disclosed a method for compensating for wheel wear to maintain a constant car floor height above the railroad track where the compensating shim is at all times attached to the railway truck. The method comprises generally the steps of providing a... | 04/25/2000 |
| 6006674 | Self-steering railway truck A railway truck includes a frame having a pair of side frames and laterally extending transoms therebetween. A plurality of journal boxes are resiliently suspended from the side frames and support a pair of longitudinally spaced apart end axles extending ... | 12/28/1999 |
| 5943960 | Running wheel block A running wheel block, including a housing having at least one connecting surface for connection to a supporting framework, and further having two opposing, detachable side walls, two inwardly directed rotary bearing holding hubs, arranged in the housing,... | 08/31/1999 |
| 5918547 | Roller bearing adapter stabilizer bar A three-piece rail car truck has a pair of side frames, a pair of wheelsets and a roller bearing adapter seated on each end of each wheelset. Each side frame has pedestal jaws formed and adapted to seat upon each roller bearing adapter. The improvement co... | 07/06/1999 |
| 5794538 | Railcar truck bearing adapter construction A railcar truck, bearing-adapter assembly for an axle end has vertically extending arms to securely capture and maintain a roller bearing and axle end assembly at about an as-assembled reference position within the adapter assembly and sideframe pedestal ... | 08/18/1998 |
| 5791257 | Overhead crane with adjustable bearings An overhead crane adapted to be supported on a pair of spaced apart, generally parallel first and second rails, the crane having a frame having opposite first and second ends, a first wheel rotatably mounted on the first end of the frame, the first wheel ... | 08/11/1998 |
| 5611284 | Rail truck suspension and journal housing retention assembly A railtruck apparatus is provided for supporting a railcar body on two longitudinally spaced wheel and axle sets. The railtruck includes a frame having two side frame members, each defining a pair of longitudinally spaced cradles. A bearing housing is rec... | 03/18/1997 |
| 5562044 | Steering railway truck A railway vehicle truck having side frames which are supported with respect to the journals of spaced apart wheelsets with the respective pair of wheelset axle ends supporting each side frame being constrained to move simultaneously in opposite directions... | 10/08/1996 |
| 5562045 | Bearing adapter and adapter pad for railway trucks In a railway car truck assembly, a bearing adapter assembly includes an adapter and an adapter pad positioned between the adapter and a corresponding side frame end. The adapter is provided at each longitudinal end thereof an adapter opening having a late... | 10/08/1996 |
| 5503084 | Device for improving warp stiffness of a railcar truck A structural device is attached to each sideframe pedestal jaw of a railcar truck wherein the bearing adapter is joined to the sideframe and is prevented from rotating within the pedestal jaw opening. The bearing adapter inboard and outboard faces maintai... | 04/02/1996 |
| 5495809 | Movable platform having removable wheels for orientation changing A movable platform or dolly for supporting heavy equipment in which the dolly rolls on tracks. Track sections are located under the dolly and additional sections can be attached to extend the track.... | 03/05/1996 |
| 5209167 | Trolley wheel assembly and housing having injection molded plastic parts The present invention relates to a wheel casing with a housing formed of two shells with bearings for a wheel. According to the invention, the shells (6, 7) of the housing (5) are injection molded parts, and they are connected to each other in a force-loc... | 05/11/1993 |
| 5005912 | Wheel mounting assembly for a storage and retrieval machine A wheel mounting assembly for a rail-supported storage/retrieval machine. The drive and idler wheels are each mounted on a removable module which includes a fixed plate having a concave spherical surface formed in it and movable plate to which the wheel i... | 04/09/1991 |
| 4964346 | Composite pedestal liner A pedestal liner for a railway truck or the like is generally U-shaped in horizontal section with a central web portion of anti-friction material which fits between the wear face of the pedestal and a side of a journal box positioned therein, and a flange... | 10/23/1990 |
| 4932330 | Primary suspension system for a railway car A primary suspension system includes a pair of spaced vertical springs connected between a journal bearing retainer and a side frame of a railway truck. Pairs of angularly disposed elastomeric springs are also connected between a lower support housing and... | 06/12/1990 |
