A method of installing a vibratory shaker screen in a vibratory shaker, including placing a first end of the vibratory shaker screen in a retainer, wherein the retainer is one of attached and a component of the vibratory shaker; pivoting a second end of the vibratory shaker screen toward a screen installation position on the vibratory shaker, deflecting a tab on one of the vibratory shaker screen and the vibratory shaker through contact of the vibratory shaker screen to another retainer of the vibratory shaker, and connecting the vibratory shaker screen to the vibratory shaker, where the tab fixedly connects the vibratory shaker screen to the vibratory shaker.

A method of installing a vibratory shaker screen in a vibratory shaker, including placing a first end of the vibratory shaker screen in a retainer, wherein the retainer is one of attached and a component of the vibratory shaker; pivoting a second end of the vibratory shaker screen toward a screen installation position on the vibratory shaker, deflecting a tab on one of the vibratory shaker screen and the vibratory shaker through contact of the vibratory shaker screen to another retainer of the vibratory shaker, and connecting the vibratory shaker screen to the vibratory shaker, where the tab fixedly connects the vibratory shaker screen to the vibratory shaker.

A method of installing a vibratory shaker screen in a vibratory shaker, including placing a first end of the vibratory shaker screen in a retainer, wherein the retainer is one of attached and a component of the vibratory shaker; pivoting a second end of the vibratory shaker screen toward a screen installation position on the vibratory shaker, deflecting a tab on one of the vibratory shaker screen and the vibratory shaker through contact of the vibratory shaker screen to another retainer of the vibratory shaker, and connecting the vibratory shaker screen to the vibratory shaker, where the tab fixedly connects the vibratory shaker screen to the vibratory shaker.

The invention discloses a double vibration source square oscillating sieve, comprising a support frame, a sieve body, connecting rods and a vibration exciter; the sieve body is slantwise provided in the support frame, the front side and back side of the sieve body are both provided with the connecting rods, and two ends of the connecting rods are connected with the upper part of the support frame and the lower part of the sieve body by a cross universal joint; the vibration exciter is fixedly provided on any position of the upper end, the lower end and the middle part of the sieve body, and the sieve body is provided with a motor which is connected with the vibration exciter by a belt; the vibration exciter comprises a fixed housing, a gear portion, first vibration excitation assemblies and second vibration excitation assemblies which are connected with the gear portion.

The invention discloses a double vibration source square oscillating sieve, comprising a support frame, a sieve body, connecting rods and a vibration exciter; the sieve body is slantwise provided in the support frame, the front side and back side of the sieve body are both provided with the connecting rods, and two ends of the connecting rods are connected with the upper part of the support frame and the lower part of the sieve body by a cross universal joint; the vibration exciter is fixedly provided on any position of the upper end, the lower end and the middle part of the sieve body, and the sieve body is provided with a motor which is connected with the vibration exciter by a belt; the vibration exciter comprises a fixed housing, a gear portion, first vibration excitation assemblies and second vibration excitation assemblies which are connected with the gear portion.

A vibration generating mechanism for a screen box includes a drive shaft arranged to be rotatably driven by a drive motor, at least one first eccentric out-of-balance weight fixed with respect to the drive shaft for rotation therewith and at least one second eccentric out-of-balance weight coupled to the drive shaft via gearing. The first and second out-of-balance weights rotate in opposite directions when driven by the drive shaft.

A vibration generating mechanism for a screen box includes a drive shaft arranged to be rotatably driven by a drive motor, at least one first eccentric out-of-balance weight fixed with respect to the drive shaft for rotation therewith and at least one second eccentric out-of-balance weight coupled to the drive shaft via gearing. The first and second out-of-balance weights rotate in opposite directions when driven by the drive shaft.

The present disclosure relates to a separator (100) and method of separating a waste stream (120) comprising liquid constituents, small-sized solid constituents and large-sized solid constituents into a first waste stream (121) substantially comprising the large-sized solid constituents and a second waste stream (122) substantially comprising a mixture of liquid and the small-sized solid constituents. The present disclosure also relates to a waste handling system (1) comprising such separator (100).

The present disclosure relates to a separator (100) and method of separating a waste stream (120) comprising liquid constituents, small-sized solid constituents and large-sized solid constituents into a first waste stream (121) substantially comprising the large-sized solid constituents and a second waste stream (122) substantially comprising a mixture of liquid and the small-sized solid constituents. The present disclosure also relates to a waste handling system (1) comprising such separator (100).

Vibratory classifier apparatus are provided, e.g., for classification of materials such as wet or dry aggregate materials. In some embodiments a drive system of the classifier includes a spindle with one or more blind holes in a collar thereof. In some embodiments a drive system of the classifier includes a bearing cover having a self-centering portion. In some embodiments a drive system of the classifier includes a spindle an annular portion for receiving a seal.