Patent ID: 6546839
Filing Date: 2003-04-15
Classification: B25B,Y10T

Abstract:
A device for mitigating over travel of a piston in a fluid operated tool comprising:a flow regulation device located in a line for supplying fluid to operate said piston; said flow regulation device including a flow restrictor positioned within a flow channel in said line; said flow restrictor including a central orifice for regulating the flow rate of said fluid to be supplied to operate said piston; said flow restrictor including a base portion, a central portion, and a frustoconical portion; said central orifice extending from said base portion to said frustoconical portion; said base portion forming a first end of said flow restrictor and said frustoconical portion forming a second end of said flow restrictor; and said base portion having an outer diameter less than an outer diameter of said central portion.