Patent ID: 9145738
Filing Date: 2015-09-29
Classification: E21B

Abstract:
1. A nozzle for use at the leading end of a fluid supply hose, wherein the nozzle is supplied with fluid from the fluid supply hose to form a path through a material, the nozzle comprising: a housing comprising multiple forward-facing jet openings, the housing defining a fluid flow path from the hose to the jet openings; and a vibration-inducing mechanism mounted within the housing in the fluid flow path and configured for vibrating the housing radially in response to a flow of fluid in the fluid flow path; wherein the vibration-inducing mechanism comprises a turbine rotatably mounted in the housing, and wherein the turbine comprises: a longitudinal axis; a turbine rotor; a turbine body operatively connected to the rotor; and a shiftable weight mounted in the turbine body, wherein the shiftable weight is mounted for movement relative to the turbine body as the turbine rotates.