| Patent Number |
Title Of Patent |
Date Issued |
| 7181851 |
Method of tracking a track geometry |
February 27, 2007 |
| In a method of tracing a track geometry immediately ahead of a ballast pick-up device of a cleaning machine in a working direction, a first and a second measuring chord are guided on the track by a respective front and rear end point. A versine measured by a first versine sensor of the |
| 6892648 |
Bulk material storage car with sensor |
May 17, 2005 |
| In a freight train comprising at least two like storage cars for bulk material, the storage cars comprising loading containers extending in a longitudinal direction, and the storage cars being supported on undercarriages for movement on a track, each storage car comprises a bottom co |
| 6698115 |
Clearing chain for excavating bulk material |
March 2, 2004 |
| A clearing chain is mounted on a mobile track maintenance machine for excavating ballast material from a track bed. The chain is composed of shovel-type clearing members for gathering the ballast and intermediate chain elements positioned between the adjacent clearing members and con |
| 6672398 |
Ballast cleaning machine |
January 6, 2004 |
| A ballast cleaning machine comprises a machine frame supported on the track by undercarriages for movement in an operating direction. Two vertically and laterally adjustable endless ballast excavating chains are sequentially arranged in a longitudinal direction for excavating ballast |
| 6668728 |
Machine for rehabilitating a track bed |
December 30, 2003 |
| A track bed rehabilitating machine comprises a machine frame supported on a track by undercarriages for movement along the track in an operating direction. The machine frame comprises a first machine frame part, a second machine frame part and a third machine frame part. A first coupling |
| 6640726 |
Machine for removing ties of a track |
November 4, 2003 |
| A machine for continuously removing old ties of a railroad track supported on a ballast bed includes a machine frame extending in a longitudinal direction along the track. Undercarriages support the machine frame for mobility in an operating direction. An apparatus for picking up old tie |
| 6637133 |
Ballast cleaning machine |
October 28, 2003 |
| A ballast cleaning machine is a machine frame supported on the track by undercarriages, one of the undercarriages at an end of the machine frame being displaceable in the longitudinal direction. Two vertically and laterally adjustable endless ballast excavating chains are sequentially |
| 6619405 |
Ballast cleaning machine and method |
September 16, 2003 |
| A ballast cleaning machine comprises a first machine frame and a second, trailing machine frame linked thereto. Ends of the machine frames are supported on the track by undercarriages for movement of the machine in an operating direction. A vertically and laterally adjustable endless |
| 6618963 |
Track maintenance machine and method for monitoring a track position |
September 16, 2003 |
| A track maintenance machine comprises a machine frame, a track scanning unit adjustable connected to the machine frame and having flanged rollers for moving the track scanning unit along the track, a satellite receiver connected to the machine frame, the satellite receiver having an ante |
| 6598325 |
Machine and method for clearing ballast |
July 29, 2003 |
| A mobile machine for clearing ballast from a ballast bed section wherefrom a tie has been removed comprises a machine frame extending in a longitudinal direction, undercarriages supporting the machine frame for mobility on a track supported on the ballast bed, and a ballast clearing |
| 6591755 |
Method of renewing ties of a railroad track, and installation for removing and storing damaged t |
July 15, 2003 |
| In a method of renewing ties of a railroad track extending in a longitudinal direction and including a succession of ties supported on a ballast bed, damaged old ties are comminuted either before removal from the track or after removal of the track and subsequently ejected into a sto |
| 6481358 |
Track tamping method and machine |
November 19, 2002 |
| In a first operating stage during which ballast is delivered to a track section delimited by two undercarriages while it is lifted, the length of the track section is extended, and the track section is shortened in a second operating stage during which the ballast is tamped until a desir |
| 6425333 |
Loading car for bulk materials |
July 30, 2002 |
| A loading car for bulk materials includes a vehicle undercarriage frame defining a longitudinal axis and including first and second car frames connected to one another by a coupler. Rail undercarriages are provided for supporting the vehicle undercarriage frame for mobility on a railroad |
| 5993131 |
Bulk loader car |
November 30, 1999 |
| A bulk loader car (1) comprises a storage box (2) exhibiting a ground conveyor belt (4) and a support frame (3). The storage box (2) is supported on a vehicle undercarriage frame (9), wherein in each case rail undercarriages (12) are disposed on end sides of the vehicle undercarriage |
| 5937548 |
Machine for withdrawing bulk material from a track |
August 17, 1999 |
| A machine for withdrawing bulk material from a track, in particular ballast aterial, includes a bulk material clearing device vertically adjustably secured to a machine frame and including a rotatable, endless scraper chain positioned between the rails of the track immediately above the |
| 5904098 |
Crane carrying vehicle for transporting track ties |
May 18, 1999 |
| A crane carrying vehicle for transporting track ties comprises an elongated machine frame supported on undercarriages for movement on rails in an operating direction, the machine frame comprising a storage section for temporarily storing track ties and having two side walls extending in |
| 5709270 |
Ballast suction machine |
January 20, 1998 |
| A machine for aspirating ballast from a bed supporting a track comprises a machine frame and undercarriages supporting the machine frame on the track for mobility therealong. A vacuum generator and a ballast storage receptacle are mounted on the machine frame. A suction tube is connected |
| 5694708 |
Excavating and conveying chain assembly with two-part scraper fingers |
December 9, 1997 |
| An excavating and conveying chain assembly for transporting ballast of a track includes a plurality of chain links hingedly connected to each other for traveling along a transport path. Connected to each chain link is a scraper blade which has a link-distal end formed with a plurality of |
| 5664633 |
Machine for treating a ballast bed |
September 9, 1997 |
| A machine for treating a ballast bed underneath a track comprises a machine frame extending in a longitudinal direction and supported on the track by undercarriages for movement in an operating direction, a suction unit mounted on the machine frame, the suction unit comprising a vertical |
| 5611403 |
Machine for sucking up rail ballast |
March 18, 1997 |
| A suction unit (76) provided with a suction pipe (80) having a suction opening (81) for sucking off crushed rock and being vertically and laterally adjustable is allocated to a machine (57) for treating the ballast bed of a track (60) with a machine frame (58) supported on rail trave |
| 5590601 |
Track working machine |
January 7, 1997 |
| A track working machine includes a machine frame extending in longitudinal direction along a track and supported by undercarriages for mobility in an operating direction along the track. The machine frame exhibits a first work section situated between two undercarriages and a second work |
| 5555941 |
Machine for working with a suction snout on the ballast of a track bed |
September 17, 1996 |
| A machine for working on a ballast bed supporting a track comprises a machine frame, undercarriages supporting the machine frame on the track, and a ballast storage receptacle and a suction arrangement on the machine frame. The suction arrangement comprises a suction unit and a suction |
| 5553674 |
Ballast cleaning machine |
September 10, 1996 |
| A ballast cleaning machine comprises a machine frame supported on undercarriages running on the track and carrying a ballast screening arrangement, a ballast excavating device including a revolvable excavating chain arranged to deliver excavated ballast to the screening arrangement f |
| 5513452 |
Installation for the rehabilitation of a ballast bed |
May 7, 1996 |
| The installation for the rehabilitation of a ballast bed supporting a track including two rails comprises a first machine, and a second machine, the machines being supported on the track by undercarriages for movement in an operating direction, and the second machine preceding the first |
| 5511485 |
Method and apparatus for stabilizing a subgrade with additives added through the scarifier |
April 30, 1996 |
| An arrangement for installing a protective layer between a subgrade and a layer of ballast of a track bed includes an excavating unit to remove ballast from underneath the track and a subgrade stabilizing unit by which additives are disposed directly over the exposed subgrade and blended |
| 5511484 |
Track working machine |
April 30, 1996 |
| A track working machine comprises a machine frame extending in a longitudinal direction and having opposite ends, the machine frame having an upwardly recessed portion between the ends, and undercarriages supporting the machine frame ends on the track for mobility thereon in an opera |
| 5469791 |
Mobile machine for preparing rails for welding |
November 28, 1995 |
| A mobile machine for preparing rails for welding comprises an elongated bridge-like machine frame extending in a longitudinal direction, the machine frame having an upwardly recessed frame portion extending between opposite ends of the machine frame and defining a work space, and und |
| 5467717 |
Work train for exchanging old ties for new ties |
November 21, 1995 |
| A work train for exchanging old ties for new ties and comprising sequentiy arranged cars including freight cars for storing old ties and new ties, the train extending in a longitudinal direction and the cars being movable in an operating direction along an existing railroad track co |
| 5456181 |
Machine for aspirating ballast from a ballast bed |
October 10, 1995 |
| A mobile machine for aspirating ballast from a ballast bed comprises a machine frame extending in a longitudinal direction and supported by undercarriages running on a track. Mounted on the machine frame are a ballast aspirating device comprising a short suction inlet pipe defining a |
| 5456180 |
Machine for rehabilitating a ballast bed |
October 10, 1995 |
| A mobile machine for rehabilitating a ballast bed comprises an elongated machine frame supported by spaced apart undercarriages on the track for mobility in an operating direction. Mounted on the machine frame between the undercarriages are a vertically adjustable device for excavating |
| 5452528 |
Ballast planing machine |
September 26, 1995 |
| A ballast planing machine includes a machine frame supported by undercarriages for movement in an operating direction along a track and comprised of a leading carrier frame which supports a vertically adjustable ballast plow arrangement and a further carrier frame which is linked to |
| 5394944 |
Installation for the continuous rehabilitation of a ballast bed |
March 7, 1995 |
| An installation for the continuous rehabilitation of a ballast bed comprises an elongated machine frame supported on the track by undercarriages for movement in an operating direction, and mounted on the machine frame are a vertically adjustable ballast excavating device for excavati |
| 5289648 |
Machine arrangement for receiving, storing and distributing track ballast |
March 1, 1994 |
| A mobile machine arrangement for receiving, storing and distributing track ballast comprises a first machine frame, a second machine frame succeeding the first machine frame in the operating direction, a ballast storage device mounted on the first machine frame, the ballast storage devic |
| 5231929 |
Ballast cleaning machine with vibrator attached to track lifting unit for vibrating the unit tra |
August 3, 1993 |
| A mobile ballast cleaning machine comprises a machine frame, undercarriages supporting the machine frame for mobility on the track, an excavating chain mounted on the machine frame and arranged to excavate the ballast to expose the subgrade, a ballast screening installation arranged to r |
| 5172636 |
Ballast cleaning machine with pivotal and varying speed conveyors for selectively controlling cl |
December 22, 1992 |
| A mobile ballast cleaning machine comprises a machine frame, undercarriages supporting the machine frame for mobility on the track, an excavating chain mounted on the machine frame and arranged to excavate the ballast to expose the subgrade, a ballast screening installation arranged to r |
