Bidirectional side dump trailer with improved tub lift system
First Claim
Patent Images
1. A bidirectional side dump trailer comprising:
- (a) a wheeled frame having a forward end, a rearward end and opposite sides;
(b) first and second forward tub supports mounted on the opposite sides of the front portion of said wheeled frame;
(c) first and second rearward tub supports mounted on the opposite sides of the rear portion of said wheeled frame;
(d) a containment tub for receiving material to be dumped and having an open top and front and rear end walls;
(e) locking means mounted on opposite sides of said tub and said trailer for releasable securement of said tub to said frame;
(f) tub lifting means comprised of at least two power cylinders having lower ends pivotally secured to portions of said trailer and upper ends pivotally secured to the bottom of said containment tub; and
(g) said at least two power cylinders positioned at an inclined angle with respect to one another such that the upper ends of said cylinders are farther apart than the lower ends of said cylinders.
1 Assignment
0 Petitions
Accused Products
Abstract
A directional side dump trailer having a wheeled frame for supporting a containment tub for receiving material to be dumped, which tub is releasably attached to the frame by locks, and at least a pair of power cylinders secured to the tub and the trailer and located generally below the containment tub.
23 Citations
19 Claims
-
1. A bidirectional side dump trailer comprising:
-
(a) a wheeled frame having a forward end, a rearward end and opposite sides; (b) first and second forward tub supports mounted on the opposite sides of the front portion of said wheeled frame; (c) first and second rearward tub supports mounted on the opposite sides of the rear portion of said wheeled frame; (d) a containment tub for receiving material to be dumped and having an open top and front and rear end walls; (e) locking means mounted on opposite sides of said tub and said trailer for releasable securement of said tub to said frame; (f) tub lifting means comprised of at least two power cylinders having lower ends pivotally secured to portions of said trailer and upper ends pivotally secured to the bottom of said containment tub; and (g) said at least two power cylinders positioned at an inclined angle with respect to one another such that the upper ends of said cylinders are farther apart than the lower ends of said cylinders. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
-
-
10. A bidirectional side dump trailer comprising:
-
(a) a wheeled frame having a forward end, a rearward end and opposite sides; (b) first and second forward tub supports mounted on the opposite sides of the front portion of said wheeled frame; (c) first and second rearward tub supports mounted on the opposite sides of the rear portion of said wheeled frame; (d) a containment tub for receiving material to be dumped and having an open top and front and rear end walls; (e) locking means mounted on opposite sides of said tub and said trailer for releasable securement of said tub to said frame; (f) tub lifting means comprised of at least two power cylinders having lower ends pivotally secured to portions of said trailer and upper ends pivotally secured to the bottom of said containment tub; and (g) said power cylinders are positioned so that said power cylinders define a front power cylinder with a top end forward of the bottom end of said front cylinder and a rear power cylinder with a top end that is rearward of the bottom end of said rear cylinder. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
-
-
18. A bidirectional side dump trailer comprising:
-
(a) a wheeled frame having a forward end, a rearward end and opposite sides; (b) first and second forward tub supports mounted on the opposite sides of the front portion of said wheeled frame; (c) first and second rearward tub supports mounted on the opposite sides of the rear portion of said wheeled frame; (d) a containment tub for receiving material to be dumped and having an open top and front and rear end walls; (e) locking means mounted on opposite sides of said tub and said trailer for releasable securement of said tub to said frame; (f) tub lifting means comprised of at least two power cylinders having lower ends pivotally secured to portions of said trailer and upper ends pivotally secured to the bottom of said containment tub; and (g) said power cylinders are in longitudinal alignment with one another with respect to said trailer and are located beneath said containment tub whereby said cylinders are in an inclined relationship with said tub and said trailer so that the lifting force applied by said cylinders on said tub has both vertical and horizontal components. - View Dependent Claims (19)
-
Specification