Patent ID: 7007574

Claim:
A grip structure for a pressure based tool comprising: a main body having a groove therein and a through hole formed in a wall thereof, said groove having a base wall; a pressure block assembled in said groove of said main body, said pressure block having a crosswise wall with a through hole formed therein, said pressure block having a bottom with a through groove that connects with said through hole of said pressure block; an operating rod assembled within said groove of said main body below said pressure block, said operating rod having a protruding edge at a top thereof, said operating rod having a concave edge formed thereon; a grip extending through said through holes of said main body and said pressure block; a flexible part installed between said protruding ring edge of said operating rod and said base wall of said groove of said main body so as to elastically support said operating rod and said pressure block upwardly; a sleeve connector positioned at a bottom of said main body, said sleeve connector having a receptacle formed in a wall thereof; a steel ball received in said receptacle of said sleeve connector, a displacement of said operating rod allowing said steel ball to be moved between a first position wedged in said concave edge of said operating rod and a second position free of said concave edge; an elastic supporter positioned between said bottom of said pressure block and a fixed point in said groove of said main body, said elastic supporter having a top that reaches a bottom of said grip by passing said through groove, said grip pressing against said elastic supporter regardless of an upward or downward motion applied to said grip.