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| Number | Title | Issue Date |
| 7537127 | Towing arrangement and deformation tube in a railway vehicle coupling A towing arrangement intended for train couplers includes a bar (8), which at a rear end has an axially projecting pin (10), which projects through a through hole (40) in a plate (11), which on both sides is surrounded by shock-absorbing ... | 05/26/2009 |
| 7533780 | Spherical ball/race in coupler butt A slackless coupler assembly having a ball and race assembly provided in the coupler butt. The ball and race assembly comprises a ball member having a substantially spherical shape and a one piece race member which is formed integrally with at least a portion of the... | 05/19/2009 |
| 7241070 | Pivot joint A pivot joint has a first structure comprising a ball mounted in a receptacle, wherein the location of the ball is held with respect to the receptacle, and a second structure mounted on and movable with respect to the ball, wherein the second structure has at least ... | 07/10/2007 |
| 7213718 | Vertically aligning slackless drawbar A vertically aligning slackless drawbar for connecting adjacently disposed ends of a pair of railway freight cars together in a substantially semi-permanent manner. Such vertically aligning slackless drawbar comprises a first member and a second member pivotably and... | 05/08/2007 |
| 7201105 | Conveyance apparatus using movable bodies Guided devices are connected to the front and rear ends of the main body of a moving body. Each guided device is connected in a relatively rotatable fashion about a lateral axle to the lower part of a vertical shaft. A lateral roller supporting body is connected to ... | 04/10/2007 |
| 7171734 | Apparatus for aligning female connector in fixture for use in reconditioning of articulated connector An apparatus for semi-automatically reconditioning an articulated connector while it is still mounted to the end structure of a rail car is disclosed. The apparatus is mountable to the connector and measures to find areas and amounts of wear on portions of the conne... | 02/06/2007 |
| 6981599 | High capacity shear mechanism An emergency release mechanism for a railway drawbar, which reduces stress in two piece machine bolts inserts in emergency release mechanisms, includes a two sided threaded stud which screws into a release rail using one of the threaded stud ends, passes through a d... | 01/03/2006 |
| 6978719 | Railway car and bogie of railway car The railway car comprises a subframe 40 disposed below a floor of the car body with a clearance therebetween, and a bogie 30 disposed below the subframe 40 with a clearance therebetween, wherein car body 10 and subframe 40 are conn... | 12/27/2005 |
| 6938786 | Slackless drawbar assembly using an improved ball and race connection assembly An improved ball and race connection assembly for use in connecting together adjacently disposed ends of railway vehicles is provided. This ball and race connection assembly is particularly useful as a connection member in slackless type drawbar assemblies. The impr... | 09/06/2005 |
| 6691883 | One piece liner member for use in railway coupling devices A connection assembly including a one piece liner member for use in a connection assembly utilized in either an articulated coupling arrangement and/or a slackless drawbar arrangement for connecting together adjacently disposed ends of a pair of railway v... | 02/17/2004 |
| 6688482 | Connection assembly for railway coupling devices A connection assembly for use in either an articulated coupling arrangement and/or a slackless drawbar arrangement for connecting together adjacently disposed ends of a pair of railway vehicles in a semi-permanent manner is provided. The connection assemb... | 02/10/2004 |
| 6679185 | Adjustable shock absorbing tow bar The trailing, load supporting component of a product conveyor is connected to a powered, leading component by a shock absorbing tow bar that employs relatively movable friction elements in a sandwich configuration to absorb the shock by sliding engagement... | 01/20/2004 |
| 6595141 | Truck transport apparatus A truck transport apparatus comprises a trolley running rail 11, a front trolley 32 and a rear trolley 33 arranged along the rail 11 in a truck running direction, a truck body 35 connected to the front trolley 32 and the rear trolley 33 at a lengthwise in... | 07/22/2003 |
| 6564956 | Retainer member for use in railway coupling devices A retainer member for use in either an articulated coupling arrangement and/or a slackless drawbar arrangement for retaining a spherical member in an operating position within a male connection member for connecting together adjacently disposed ends of a ... | 05/20/2003 |
| 6446820 | Railcar draft gear assembly and system A draft gear assembly is disclosed alone and in combination with a draft sill and a coupler. The draft sill has front and rear stops defining a draft gear pocket. The draft gear assembly has a yoke, a coupler follower, a rear follower, a front resilient m... | 09/10/2002 |
| 6398047 | End sill assembly with center plate casting An extended end-sill assembly for a railcar, which assembly is produced by mating a front-sill casting and back-sill casting having a transition region therebetween wherein the endsill includes a cast-in-place center plate, a support arrangement for a cus... | 06/04/2002 |
| 6390313 | Slackless drawbar assembly using an improved ball and race connection assembly An improved ball and race connection assembly for use in connecting together adjacently disposed ends of railway vehicles is provided. This ball and race connection assembly is particularly useful as a connection member in slackless type drawbar assemblie... | 05/21/2002 |
| 6330953 | Shock absorbing tow bar for trolley-type conveyor systems A shock absorbing tow bar for connection between the accumulating trolley and load carriage of a power and free conveyor system is disclosed. The tow bar includes one component that is connectable to the accumulating trolley and another that is connectabl... | 12/18/2001 |
| 6330952 | Shock absorbing tow bar for trolley-type conveyor systems A shock absorbing tow bar for connection between the accumulating trolley and load carriage of a power and free conveyor system is disclosed. The tow bar includes one component that is connectable to the accumulating trolley and another that is connectabl... | 12/18/2001 |
| 6244451 | Shock absorbing tow bar for trolley-type conveyor systems A shock absorbing tow bar for connection between the accumulating trolley and load carriage of a power and free conveyor system includes one component that is connectable to the accumulating trolley and another that is connectable to the intermediate trol... | 06/12/2001 |
| 6237785 | Retainer member for use in railway coupling devices A retainer member for use in either an articulated coupling arrangement and/or a slackless drawbar arrangement for retaining a spherical member in an operating position within a male connection member for connecting together adjacently disposed ends of a ... | 05/29/2001 |
| 6206214 | Non-metallic coupler carrier wear plate for a railcar A railcar coupler carrier wear plate is formed in an "L" shaped section for ease of insertion and replacement in a coupler carrier and for efficient manufacture, the coupler carrier wear plate being retained in the coupler carrier with a bracket arrangeme... | 03/27/2001 |
| 6155442 | Drawbar for lightweight drawbar assembly A drawbar for a slackless drawbar coupler assembly which includes a shank portion extending to a truncated butt end portion defining a convex, hemispherical buff load bearing surface adapted to abut against a concave, hemispherical buff load bearing surfa... | 12/05/2000 |
| 6102222 | Lightweight drawbar assembly A slackless drawbar coupler assembly for use in combination with a railway car having a center sill wherein the drawbar has a shank portion extending to an enlarged truncated butt end portion defining essentially a convex, hemispherical buff load bearing ... | 08/15/2000 |
| 6092679 | Support housing for lightweight drawbar assembly A support housing for supporting a slackless drawbar coupler assembly within a center sill of a railway car, in which the slackless drawbar assembly has a drawbar pivotally attached within a spool by a pivot pin, the support housing including a generally ... | 07/25/2000 |
| 6065622 | Spool for lightweight drawbar assembly A spool for supporting an end of a drawbar in a drawbar coupler assembly, having a first pair of vertically disposed and parallel side wall members extending from a second pair of horizontally disposed and parallel top and bottom wall members, a first pai... | 05/23/2000 |
| 5944469 | Box car for carrying bulk material A box car for carrying bulk material and capable of being incorporated into a freight train of a plurality of successively arranged like box cars, the box car comprising a box having an open top and an endless horizontal conveyor at the bottom, one of the... | 08/31/1999 |
| 5927521 | Lightweight and topless draft arm A lightweight and topless draft arm is disclosed for use in a railway car. The draft arm includes an open top surface with the metal layer removed, lateral support members and tiebars transversing the side walls for greater draft arm strength, and thinner... | 07/27/1999 |
| 5702012 | Rotary drawbar assembly for a railway freight car A rotary type slackless drawbar assembly for connecting one end of a first railway freight car to an adjacently disposed end of a second railway freight car in a substantially semi-permanent fashion. Such drawbar assembly includes a rear block member havi... | 12/30/1997 |
| 5617965 | Interlocking type mechanism for a slackless drawbar assembly used on a railway freight car An interlocking mechanism positioned intermediate each end of a drawbar member portion of a slackless drawbar assembly which includes an elongated member engageable at a first end thereof to an end of a first male connection member and at an axially oppos... | 04/08/1997 |
| 5598937 | Slackless drawbar assembly A slackless drawbar assembly joining railcars includes a drawbar, each end of the drawbar being joined to a yoke surrounding a cushioning unit and a follower block confined between forward and rear stops in a conventional sill pocket. The cushioning unit ... | 02/04/1997 |
| 5584407 | Interlocking slackless drawbar assembly for railway freight car and an interlocking mechanism therefor An interlocking mechanism is positioned intermediate first and second end portions of a drawbar member portion of a slackless type drawbar assembly utilized in coupling adjacently disposed ends of a pair of railway freight cars together in a substantially... | 12/17/1996 |
| 5573126 | Gravity wedge for a slackless railcar connector assembly When slack-free railcar connector assemblies are placed under very high tensile loading, the connector assembly components will stretch and allow a typical "rigid" gravity wedge to descend into a fully seated position between the components and lock-in th... | 11/12/1996 |
| 5558238 | Freight railway car slackless drawbar assembly A slackless drawbar assembly connecting adjacent ends of a pair of freight cars together. Such assembly includes a first pair of vertically disposable rear draft stop members and a first pair of radially opposed front draft stop members engageable with an... | 09/24/1996 |
| 5547089 | Slackless drawbar assembly utilizing a ball and race assembly A slackless drawbar comprising a female member with one end engaging an end of a car body center sill and another end extends outwardly from the center sill end. A cavity formed in such other end defined by inner surfaces of the back wall, top wall and pa... | 08/20/1996 |
| 5544767 | Freight railway car slackless drawbar assembly A slackless drawbar assembly connecting adjacent ends of a pair of freight cars together includes a pair of rear draft stop members and a pair of front draft stop members engageable with and securable to a pair of side wall portions of a center sill membe... | 08/13/1996 |
| 5511486 | Shock absorbing tow bar The trailing, load supporting component of a product conveyor is connected to a powered, leading component by a shock absorbing tow bar that employs a dampener tube in which a plunger moves against the resistance of a sleeve of resilient material. The hea... | 04/30/1996 |
| 5462179 | Slackless drawbar assembly using a ball and race assembly at each end of the drawbar Slackless drawbar includes female member, having a cavity, engaging end of a railway car. Openings through first and second side walls of cavity. A male member has portion movably disposed in cavity. An aperture formed through such male member. A ball has... | 10/31/1995 |
| 5361917 | Drawbar bearing block A drawbar bearing block for a slackless drawbar system which connects adjacent ends of a pair of railway cars in a semi-permanent manner. Such bearing block includes a top portion supported and retained in a hemispherical recess which extends partially ar... | 11/08/1994 |
| 5360125 | Draw bar connection having a relatively rigid filling member to allow about one half inch of travel An improved drawbar connection for railroad cars reduces slack between cars and results in improved train handling. The drawbar connection fits in a standard draft gear pocket and utilizes a standard yoke, standard follower and standard coupler pin, there... | 11/01/1994 |
