| 主权项 |
1. A universal wet/dry transfer pump for moving water and material in dredging and sampling operations, the universal wet/dry transfer pump comprising:
an intake hose having an intake end and an outtake end; a t-joint having an intake port, a handle port, and a separator hose port, the outtake end of the intake hose fluidly connected to the intake port of the t-joint; a first check valve positioned between the separator hose port and the intake end of the intake hose; a first groove hinge formed in the first check valve defining a first stationary portion and a first movable portion, the first movable portion movable relative to the first stationary portion along the first groove hinge; a bellowed pump handle fluidly connected to the handle port of the t-joint; a separator hose having a first end and a second end, the first end of the separator hose fluidly connected to the separator hose port of the t-joint; a second check valve positioned between the second end of the separator hose and the t-joint; a second groove hinge formed in the second check valve defining a second stationary portion and a second movable portion, the second movable portion movable relative to the second stationary portion along the second groove hinge; and a terminal catchment vessel fluidly connected to the second end of the separator hose; wherein upon pulling of the pump handle in a generally upward direction, intake pumping action is initiated drawing water and solid materials into the intake hose, opening the first check valve and closing the second check valve; and wherein upon pushing of the pump handle in a generally downward direction, discharge pumping action is initiated, closing the first check valve and opening the second check valve transferring any water and chambered solids into the catchment vessel. |
