Abstract: A trailer for towing by a power vehicle is provided and generally includes a frame, a tandem wheel assembly and an extension assembly. The frame forms an undercarriage chassis and the tandem wheel assembly is positioned under the undercarriage chassis. The tandem wheel assembly includes a front wheel assembly and a rear wheel assembly having a drive assembly. The extension assembly moves the front wheel assembly between trailing position and a self-propelled position.

Abstract: The trailer tongue system is provided and includes a trailer frame, an arm support assembly secured to the trailer frame, and a trailer connection arm assembly. When the trailer tongue system is ready for deployment, the hydraulic system support activates. The hydraulic system support permits the arm support assembly to pivot between first position and second position depending on whether the user would like to connect or disconnect a trailer from a power vehicle. The arm support assembly enables the trailer arm of the trailer connection arm assembly to be either raised or lowered depending on whether the user would like to connect or disconnect the trailer.

Abstract: A trailer for towing by a power vehicle is provided and generally includes a frame and a tandem wheel assembly. The frame forms an undercarriage chassis and the tandem wheel assembly positioned under the undercarriage chassis. The tandem wheel assembly includes a rear wheel assembly and a front wheel assembly. An extension assembly is provided and moves the front wheel assembly between trailing position and a self-propelled position where the rear wheel assembly and the front wheel assembly are positioned to equally support the undercarriage chassis.

Abstract: A material delivery and waste removal trailer that includes a scissors lift mechanism mounted on a main frame of the trailer that elevates a storage bin from the main frame and retracts the storage bin to the main frame. The storage bin has a frame mounted on the scissors lift and a container mounted to the frame of the storage bin. The container of the storage bin is movable pivotally vertically away the frame of the storage bin and linearly horizontally through the frame of the storage bin. A first hydraulic cylinder controls movement of the scissors lift mechanism away from the main frame and toward the main frame and a second hydraulic cylinder controls movement of the container of the storage bin away from the frame of the storage bin and toward and the frame of the storage bin.

Abstract: A trailer for towing by a power vehicle is provided and generally includes a frame and a tandem wheel assembly. The trailer is provided with a drive assembly having a locking mechanism to selectively engage the drive from the motor to the wheels of the trailer. The locking mechanism having a reciprocating pushing member that may push an urging member to act upon a flanged driveshaft to selectively engage a clutch of the drive assembly.

Abstract: A trailer for towing by a power vehicle is provided and generally includes a frame and a tandem wheel assembly. The frame forms an undercarriage chassis which the tandem wheel assembly is positioned there under. The undercarriage chassis includes a rear wheel assembly, a front wheel assembly, and an extension assembly moving the front wheel assembly between trailing position and a self-propelled position. At least one of the wheel assemblies is powered by a selectively engageable drive assembly including a motor, transmission, driveshaft, selectively engageable clutch and hub, to drive the rotation of at least one of the wheels.

Abstract: A trailer for towing a power vehicle with a towable frame forming an undercarriage chassis and a tandem wheel assembly positioned under the undercarriage chassis. The tandem wheel assembly having a first wheel assembly, a second wheel assembly and an extension assembly moving the second wheel assembly along a longitudinal axis of the chassis between trailing position and self-propelled position, with the first wheel assembly and the second wheel assembly are positioned to support the undercarriage chassis.

Abstract: A steering assembly system is provided having a steering actuator comprising a double rod end cylinder having: a cylinder barrel having a length, a first end with a first cap, and a second end with a second cap, and a first, second and third fluid port, each respectively in fluid communication with a first, second, and third chamber; a piston rod having a first rod end and a second rod end with a length extending therebetween, and the first rod end extending through the first cap and the second rod end extending through the second cap of the cylinder barrel; a first piston having a first dimension and mechanically secured at a point along the length of the main piston rod; a second piston having a second dimension larger than the first dimension of the first piston, and main piston rod extending through at least the length of the barrel.

Abstract: A vehicle drive system is provided and generally includes a hub assembly, a drive assembly and a clutch assembly. The hub assembly having wheel hub upon which a wheel assembly is secured. The drive assembly is configured to selectively transmit a motive force to cause the hub to turn. The drive assembly includes a motor with a rotatable motor output shaft, a transmission assembly connected to the motor and receiving in the rotatable motor output shaft into an input opening therein, and a driveshaft connected to an output from the transmission assembly. The clutch assembly connected to the hub assembly and engagebale to the driveshaft.

Abstract: A trailer for towing a power vehicle is provided and generally includes a frame and a self propelled tandem wheel assembly. The frame includes an undercarriage chassis, and the self propelled tandem wheel assembly is positioned under the undercarriage chassis. The self propelled tandem wheel assembly includes a rear wheel assembly and a front wheel assembly, and the rear wheel assembly and the front wheel assembly are equally positioned to support the undercarriage chassis.

Abstract: A trailer for towing by a power vehicle is provided and generally includes a frame and a tandem wheel assembly. The frame forms an undercarriage chassis which the tandem wheel assembly is positioned there under. The undercarriage chassis includes a rear wheel assembly, a front wheel assembly, and an extension assembly moving the front wheel assembly between trailing position and a self-propelled position where the rear wheel assembly and the front wheel assembly are positioned to equally support the undercarriage chassis.

Abstract: A trailer for towing by a power vehicle is provided and generally includes a frame and a tandem wheel assembly. The frame forms an undercarriage chassis which the tandem wheel assembly is positioned there under. The undercarriage chassis includes a steerable rear wheel assembly, a steerable front wheel assembly, and an extension assembly moving the front wheel assembly between trailing position and a self-propelled position where the rear wheel assembly and the front wheel assembly are positioned to equally support the undercarriage chassis.

Abstract: A hydraulic drive system trailer is provided and generally includes a first rotor assembly arranged along a first side of the frame and having a first rotor and a first drive shaft extending through and connectable with the first rotor, a first motor assembly disposed along the first side of the frame and positioned linearly the first rotor assembly and a second rotor assembly arranged along a second side of the frame that is opposite the first side and having a second rotor and a second drive shaft extending through and connectable with the second rotor.

Abstract: A self-propelled trailer is provided and includes a frame, a pair of rear drive wheels, a steerable wheel, a drive system, a platform and a lifting device. The frame forms an undercarriage chassis upon which the pair of rear drive wheels and steerable wheel secured to an undercarriage chassis along opposite ends thereof. The drive system includes a power system connected to the pair of rear drive wheels and a control system connected to the steerable wheel. The platform is positioned above and secured to the undercarriage chassis, and includes a planar deck and a subframe extending upward from the undercarriage chassis and spacing the planar deck therefrom. The lifting device is secured to the undercarriage chassis and positioned between the steerable wheel and the pair of rear drive wheels with respect to a length of the frame, and includes a crane extending upward from the frame.

Abstract: A roof waste removal assembly is provided and includes a chute system and a self-propelled expanding trailer. The chute system includes a roof guide and a gutter shield. The self-propelled expanding trailer includes a frame, an extension device secured to the frame, and a storage bin secured to the extension device.

Abstract: A method for using a mobile waste storage device is provided. First, a self-propelled storage device with a mobile waste storage device is provided and includes a storage body having a waste receiving space and a plurality of body fastener receiving passageways and a pair of cover sections flexibly attached to the storage body and extending over each other when covering the waste receiving space, each cover section having a cover fastener receiving passageway extending through an end thereof and positioned to correspond with another cover fastener receiving passageway extending through an opposite cover section and one of the plurality of body fastener receiving passageways when the pair of cover sections overlap to cover the waste receiving space.

Abstract: A material delivery and waste removal trailer that includes a scissors lift mechanism mounted on a main frame of the trailer that elevates a storage bin from the main frame and retracts the storage bin to the main frame. The storage bin has a frame mounted on the scissors lift and a container mounted to the frame of the storage bin. The container of the storage bin is movable pivotally vertically away the frame of the storage bin and linearly horizontally through the frame of the storage bin. A first hydraulic cylinder controls movement of the scissors lift mechanism away from the main frame and toward the main frame and a second hydraulic cylinder controls movement of the container of the storage bin away from the frame of the storage bin and toward and the frame of the storage bin.

Abstract: A roof waste removal assembly is provided and includes a chute system and a self-propelled expanding trailer. The chute system includes a roof guide and a gutter shield. The self-propelled expanding trailer includes a frame, an extension device secured to the frame, and a storage bin secured to the extension device.

Abstract: A vehicle drive system is provided and generally includes a hub assembly, a drive assembly and a clutch assembly. The hub assembly having wheel hub upon which a wheel assembly is secured. The drive assembly is configured to selectively transmit a motive force to cause the hub to turn. The drive assembly includes a motor with a rotatable motor output shaft, a transmission assembly connected to the motor and receiving in the rotatable motor output shaft into an input opening therein, and a driveshaft connected to an output from the transmission assembly. The clutch assembly connected to the hub assembly and engagebale to the driveshaft.