Patent ID: 8177304
Filing Date: 2012-05-15
Classification: B60P

Abstract:
1. In combination: a wheeled frame having a rearward end, a forward end, a left side and a right side as viewed from the rearward end of said wheeled frame; a first upstanding support means having a forward side, a rearward side, a lower end, an upper left end and an upper right end, as viewed from the rearward end of said wheeled frame; said first support means being secured at its said lower end to said wheeled frame adjacent said rearward end thereof and extending upwardly therefrom; said upper left end of said first support means having a first pivot pin receiving saddle thereon; said upper right end of said first support means having a second pivot pin receiving saddle thereon; a second upstanding support means having a forward side, a rearward side, a lower end, an upper left end and an upper right end, as viewed from the rearward end of said wheeled frame; said second support means being closely positioned forwardly of said first support means; said upper left end of said second support means having a third pivot pin receiving saddle thereon; said upper right end of said second support means having a fourth pivot pin receiving saddle thereon; said second support means having a horizontally disposed first pivot pin secured thereto below said upper left end thereof which extends rearwardly therefrom and which is selectively removably pivotally received by said first pivot pin receiving saddle; a first locking device on said first support means which is movable between locked and unlocked positions to selectively lock said first pivot pin in said first pivot pin receiving saddle; said second support means having a horizontally disposed second pivot pin secured thereto below said upper right end thereof which extends rearwardly therefrom and which is selectively removably pivotally received by said second pivot pin receiving saddle; a second locking device on said first support means which is movable between locked and unlocked positions to selectively lock said second pivot pin in said second pivot pin receiving saddle; a first hydraulic cylinder having a rod end and a base end; said base end of said first hydraulic cylinder being pivotally secured to said first support means below said first and second pivot pin receiving saddles midway therebetween; said rod end of said first hydraulic cylinder being pivotally secured to said second support means midway between said third and fourth pivot pin receiving saddles; a second hydraulic cylinder having a rod end and a base end; said base end of said second hydraulic cylinder being pivotally secured to said second support means adjacent said lower end thereof midway between said third and fourth pivot pin receiving saddles; a third upstanding support means having a forward side, a rearward side, a lower end, an upper left end and an upper right end as viewed from the forward end of said wheeled frame; said third support means being secured at its said lower end to said wheeled frame adjacent said forward end thereof and extending upwardly therefrom; said upper left end of said third support means having a fifth pivot pin receiving saddle thereon; said upper right end of said third support means having a sixth pivot pin receiving saddle thereon; a fourth upstanding support means having a forward side, a rearward side, a lower end, an upper left end and an upper right end as viewed from the forward end of said wheeled frame; said fourth support means being closely positioned rearwardly of said third support means; said upper left end of said fourth support means having a seventh pivot pin receiving saddle thereon; said upper right end of said fourth support means having an eighth pivot pin receiving saddle thereon; a third hydraulic cylinder having a rod end and a base end; said base end of said third hydraulic cylinder being pivotally secured to said third support means below said fifth and sixth pivot pin receiving saddles midway therebetween; said rod end of said third hydraulic cylinder being pivotally secured to said fourth support means midway between said seventh and eighth pivot pin receiving saddles; a fourth hydraulic cylinder having a rod end and a base end; said base end of said fourth hydraulic cylinder being pivotally secured to said fourth support means adjacent said lower end thereof midway between said seventh and eighth pivot pin receiving saddles; a dump body positioned between said second and fourth support means and being movable from a transport position to a first dumping stage and a second dumping stage to either said left side of said wheeled frame or to said right side of said wheeled frame; said dump body including a back wall, a front wall, a bottom wall, and first and second substantially vertically disposed side walls; said back wall of said side dump body having horizontally spaced-apart third and fourth pivot pins extending rearwardly therefrom; said third pivot pin being selectively removably pivotally received by said third pivot pin receiving saddle; a third locking device on said second support means which is movable between locked and unlocked positions to selectively lock said third pivot pin in said third pivot pin receiving saddle; said fourth pivot pin being selectively removably pivotally received by said fourth pivot pin receiving saddle; a fourth locking device on said second support means which is movable between locked and unlocked positions to selectively lock said fourth pivot pin in said fourth pivot pin receiving saddle; said fourth support means having a horizontally disposed fifth pivot pin secured thereto below said upper left end thereof which extends rearwardly therefrom and which is selectively removably pivotally received by said fifth pivot pin receiving saddle; said fourth support means having a horizontally disposed sixth pivot pin secured thereto below said upper right end which extends rearwardly therefrom and which is selectively removably pivotally received by said sixth pivot pin receiving saddle; a fifth locking device on said third support means which is movable between locked and unlocked positions to selectively lock said fifth pivot pin in said fifth pivot pin receiving saddle; a sixth locking device on said third support means which is movable between locked and unlocked positions to selectively lock said sixth pivot pin in said sixth pivot pin receiving saddle; said front wall of said side dump body having horizontally spaced-apart seventh and eighth pivot pins extending forwardly therefrom; said seventh pivot pin being selectively removably pivotally received by said seventh pivot pin receiving saddle on said fourth support means; said eighth pivot pin being selectively removably pivotally received by said eighth pivot pin receiving saddle; a seventh locking device on said fourth support means which is movable between locked and unlocked positions to selectively lock said seventh pivot pin in said seventh pivot pin receiving saddle; an eighth locking device on said fourth support means which is movable between locked and unlocked positions to selectively lock said eighth pivot pin in said eighth pivot pin receiving saddle; said first, second, third and fourth hydraulic cylinders being movable between retracted and extended positions; said dump body being in its said transport position when said first, second, third and fourth hydraulic cylinders are in their said retracted positions; the extension of said first and third hydraulic cylinders, when said side dump body is in said transport position and said first, third, sixth and eighth locking devices are in said unlocked position causing said side dump body to be pivotally moved to a first right side dumping position towards the right side of the wheeled frame; the extension of said second and fourth hydraulic cylinders, when said side dump body is in said first right side dumping position, causing said side dump body to be pivotally moved to a second right side dumping position at the right side of the wheeled frame; the retraction of said first, second, third and fourth hydraulic cylinders, when said side dump body is in said second right side dumping position, causing said side dump body to be pivotally moved to said transport position; the extension of said first and third hydraulic cylinders, when said side dump body is in said transport position and said second, fourth, fifth and seventh locking devices are in said unlocked position causing said side dump body to be pivotally moved to a first left side dumping position towards the left side of the wheeled frame; the extension of said second and fourth hydraulic cylinders, when said side dump body is in said first left side dumping position, causing said side dump body to be pivotally moved to a second left side dumping position at the left side of the wheeled frame; the retraction of said first, second, third and fourth hydraulic cylinders, when said side dump body is in said second left side dumping position, causing said side dump body to be pivotally moved to said transport position.