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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7926831 | Folding cargo deck assembly for a fifth-wheel truck A folding deck assembly is provided which is mounted on a fifth wheel truck rearwardly of the cab of the truck. The folding cargo deck assembly may be selectively moved from a stowed position rearwardly of the cab of the truck to a position which extends rearwardly ... | 04/19/2011 |
| 7703789 | Load coupling apparatus for wheeled vehicle A load coupling apparatus for a wheeled vehicle includes load linkage members that pivotally suspend the vehicle and load weight below the axles of the vehicle, allowing limited relative displacement of the axles and the load in the direction of vehicle travel. The ... | 04/27/2010 |
| 7255361 | Load coupling apparatus for a wheeled vehicle A load coupling apparatus for a wheeled vehicle includes load linkage members that pivotally suspend the vehicle and load weight below the axles of the vehicle, allowing limited relative displacement of the axles and the load in the direction of vehicle travel. The ... | 08/14/2007 |
| 7237789 | Detachable axle and hitch assembly A hitch and axle assembly including a support structure detachably securable to a vehicle and an axle assembly. A hitch is mountable on the support structure. The axle assembly includes a primary axle member defining a primary axis. Torsion beam assemblies are coupl... | 07/03/2007 |
| 7222872 | Hitch damping system A hitch damping system for dampening forces transferred between a towed vehicle and a towing vehicle. The hitch damping system includes a first assembly being designed for being operationally coupled to the towed vehicle. A second assembly is designed for being oper... | 05/29/2007 |
| 7219915 | Trailer ball raising and lowering apparatus A trailer ball raising and lowering apparatus includes vehicle attachment means, a first hitch-support unit connected to the vehicle attachment means, a raisable and lowerable second hitch-support unit, continuously movable first-to-second connector means connected ... | 05/22/2007 |
| 7137642 | Load coupling apparatus for a wheeled vehicle A load coupling apparatus for a wheeled vehicle includes load linkage members that pivotally suspend the vehicle and load weight below the axles of the vehicle, allowing limited relative displacement of the axles and the load in the direction of vehicle travel. The ... | 11/21/2006 |
| 7121574 | Pin box assembly having interchangeable hitch couplers A pin box for connecting a trailer to a tow vehicle includes a hollow receiver tube attached to a pair of support beams positioned on opposite sides of the receiver tube. A forward mounting bracket for attaching the pin box to a frame of the trailer is disposed betw... | 10/17/2006 |
| 7100933 | Fifth wheel mounting frame A fifth wheel mounting frame can be used to convert a conventional vehicle having a fifth wheel, such as the semi-tractor, into a tow truck. The fifth wheel mounting frame advantageously mounts to the tow vehicle's fifth wheel assembly to provide stability and other... | 09/05/2006 |
| 7000937 | Offset coupler for kingpin trailer An offset coupler device for increasing the relative distance between a tow vehicle having a fifth wheel hitch and a trailer having a kingpin during use is provided. The offset coupler has an upper plate member with an opening therein for receiving the kingpin of th... | 02/21/2006 |
| 6834882 | Trailer system A trailer system that includes a main chassis assembly including a detachable, trailer tongue assembly that is assembled from multiple trailer tongue assembly parts; a pair of detachable ramp members each detachably connectable to the main chassis assembly; multiple... | 12/28/2004 |
| 6450522 | Transporting vehicle In a transporting vehicle provided with a trailer hauled by a tractor, the trailer is constructed by a first trailer unit connectable with the tractor and a second trailer unit detachably connectable with the first trailer unit. At mutually opposed connec... | 09/17/2002 |
| 6386569 | Fifth-wheel hitch coupling adapter An adapter includes connector elements for releasably coupling to a quick-connect coupling of a loader or other off-road vehicle, and a fifth-wheel for releasably coupling to a fifth-wheel king pin equipped trailer. The adapter is adapted for connecting t... | 05/14/2002 |
| 6120051 | Apparatus for the transportation of trucks Two vehicles are transported in tandem by a beam assembly connecting a lead vehicle to a trailing vehicle which is reversed end-for-end. The beam assembly includes an elongated beam which is connected to the rear and extends lengthwise of the trailing veh... | 09/19/2000 |
| 6050586 | Trailer and method A trailer and a method for loading a trailer onto a transport vehicle. The trailer is elevated, causing a rear axle assembly of the trailer to pivot from a forward position to a position that is generally normal to the trailer frame. A front wheel axle as... | 04/18/2000 |
| 5915713 | Semitrailer support device for a semitrailer tractor A semitrailer support device for supporting the fifth wheel of a semitrailer tractor comprises two sliders arranged for displacement along a guide base. Each of the sliders has a link pivotably connected thereto, the other end of the link being pivoted to... | 06/29/1999 |
| 5826517 | Bogie coupling system for convertible railway-railroad vehicle An intermodal vehicle for both highway and railway use. A bogie is rigidly and releasably connected to a trailer for supporting the trailer for transportation over a railway. The trailer has a retractable roadway tire assembly for extending and retracting... | 10/27/1998 |
| 5458356 | Garden cart hitch A hitch for a garden cart that has wheels and support legs. The hitch is positioned at an angle so when the hitch is attached to a vehicle, the support legs will be raised off the ground and the wheels of the garden cart will be used to support the load i... | 10/17/1995 |
| 5429472 | Mechanism for lifting hauling of a container A mechanism for lifting and hauling of a container or the like onto or from a ramp, a tipping body of a lorry and to or from a location which is not easily accessible for heavy haulage vehicles and/or heavy lifting gear includes a hauling arm secured inte... | 07/04/1995 |
| 5380029 | Carrier for transporting goods A carrier for transporting goods has a compartment adapted to hold goods. A crane is peripherally mounted near the underside of the compartment for articulating about a pivot axis between an upright position and a level position. The carrier has a carriag... | 01/10/1995 |
| 5246241 | Adjustable deck trailer apparatus A trailer construction includes forward and rear deck surfaces arranged in a central coplanar relationship having an intermediate deck vertically adjustable relative to the forward and rear decks. A hydraulic push bar is mounted below each forward and rea... | 09/21/1993 |
| 5240270 | Fifth-wheel extension adapter A fifth-wheel extension adapter is provided for coupling a fifth-wheel trailer to a ball hitch assembly which is mounted in the bed of a truck. The fifth-wheel extension adapter comprises generally an extension frame, a ball coupler assembly for releasabl... | 08/31/1993 |
| 5215425 | Tractor towing apparatus A dolly and a hitch attachment for towing of a tractor vehicle such as a backhoe. The hitch attachment is tied to the front of the tractor vehicle and then connected by a ball and socket type of hitch to the towing vehicle. The tractor vehicle is also fix... | 06/01/1993 |
| 5193836 | Intermodal transport Intermodal transport of the removably attached combination of an underlying drayable chassis with an immediately overlying cargo-carrying container having a forward-end and a rearward-end. In conventional fashion, the container adjacent its forward-end is... | 03/16/1993 |
| 5145307 | Cargo vehicle There is disclosed a cargo vehicle which includes a cargo carrying surface which is elevatable between a ground engaging or loading position and an elevated or transporting position. Also disclosed is a releasable cargo retaining mechanism for use in conj... | 09/08/1992 |
| 5098115 | Converter dolly for permitting backing up of tandem trailers A converter dolly for interconnecting and facilitating backing up of a tandem trailer assembly pulled by a tractor is disclosed. The converter dolly is coupled to the rear of a first trailer for pivotable movement relative thereto about a substantially ve... | 03/24/1992 |
| 5056984 | Apparatus and method for towing a tractor equipped with a front end loader An attachment device for a tractor of the type including a front end loader bucket and a rear mounted backhoe comprises a rear axle and ground wheels for positioning beneath the backhoe tower and attachable to the rear of the tractor by forwardly extendin... | 10/15/1991 |
| 5006032 | Mobile and steerable lifting and setting-down apparatus for large transportable receptacles In mobile and steerable lifting and setting-down apparatus for large transportable receptacles, in order to ensure steerability of the apparatus not only in pulling operation, but also in backward pushing operation, steering arms are attached to be movabl... | 04/09/1991 |
| 4960288 | Mounting for fifth wheel hitch A fifth wheel hitch is attached releasably to the bed of a pickup truck by brackets which resemble the parts of a swinging door hinge and which are connected by removable pins. The hinge-type brackets with the removable pins enable the hitch to be quickly... | 10/02/1990 |
| 4955629 | Covertible chassis for a semitrailer Chassis for a semitrailer that is convertible to an elongated chassis to support both the semitrailer and a trailer towed behind the semitrailer; the chassis including three telescoping sections, two pairs of wheels, and a fifth wheel plate for the traile... | 09/11/1990 |
| 4940252 | Removable container caster assembly with tow capability Individual caster assemblies are removably mounted to the corners of an ISO container. Each of the caster assemblies includes "L" pins which selectably pass through openings formed in corner brackets of the container for receipt in blind bores formed with... | 07/10/1990 |
| 4832358 | Trailer fifth wheel-gooseneck conversion adapter There is disclosed an adapter apparatus for permitting a trailer or similar vehicle intended to be towed from a rear-mounted ball hitch on a truck to rather be coupled to and towed by a truck having a fifth wheel type hitch. The apparatus includes a goose... | 05/23/1989 |
| 4830392 | Articulated truck/trailer combination:the drawbar In a cargo-carrying vehicle having a power unit, a first cargo-carrying unit releasably affixed to the power unit, the first cargo-carrying unit not being pivotal on the power unit, and a second cargo-carrying unit releasably and pivotally connected to th... | 05/16/1989 |
| 4817980 | Articulated truck/trailer combination: first cargo unit coupling mechanism In a cargo-carrying vehicle having a power unit, a first cargo-carrying unit releasably affixed to the power unit, the first cargo-carrying unit not being pivotal on the power unit, and a second cargo-carrying unit releasably pivotally connected to the fi... | 04/04/1989 |
| 4697526 | Articulation system for articulated depressed-floor tramway carriages The articulation system relates to articulated tramway carriages comprising at least two bodies, the opposing ends of which are connected together in an articulated manner in order to maintain substantial continuity of the walking surface, and are support... | 10/06/1987 |
| 4569531 | Hydraulic trailer A hydraulically operated trailer for transporting heavy equipment to a remote operational site, and for lowering the trailer platform and equipment to ground level for operation. A plurality of hydraulic jack assemblies raise or lower the trailer platform... | 02/11/1986 |
| 4555214 | Tow bar for semi-tractors having triangulated support system and adjustable dual cylinder hydraulic control A fifth-wheel to fifth-wheel tow bar for semi-tractors which permits a selective height adjustment of the towing end of the bar to adapt to a proper level for attachment to the vehicle to be towed, and including a triangulated support system and hydraulic... | 11/26/1985 |
| 4475740 | Articulated truck/trailer combination An articulated vehicle for carrying cargo. The vehicle includes a truck in the form of a tractor having a cab mounted on a chassis and supported on small diameter wheels. A first body is releasably, but stationarily, secured to the chassis by an elevatabl... | 10/09/1984 |
| 4397243 | Convertible highway railroad vehicle A highway trailer has an underframe of side walking beams, to which it is pivotally connected on a horizontal transverse axis. These walking beams can be mounted on, preferably with a nesting fit, the main longitudinal side frame members of a railroad tru... | 08/09/1983 |
| 4339140 | Vehicle king pin assembly The king pin assembly is adapted to be mounted on a first vehicle for coupling said vehicle to a second vehicle. First and second king pins are integral in one piece with a common shaft and are 90° out of phase with each other. Each king pin when in its ... | 07/13/1982 |
