C-clamp assembly

A C-clamp assembly comprising:

• a fixed handle;
• a circular holding seat disposed in a front of the fixed handle;
• a driving handle inserted in an interior of the fixed handle;
• a push rod passing through the circular holding seat and the fixed handle transversely;
• a movable jaw disposed in a front end of the push rod;
• a generally C-shaped frame extending from the circular holding seat transversely;
• an elastic clamp device positioned on the generally C-shaped frame;
• a fixed jaw disposed on a front end of the generally C-shaped frame;
• an arc end formed on the front end of the generally C-shaped frame;
• an arc plate engaged with the arc end and fastened by a plurality of screws;
• the fixed jaw which has a lobe positioned between the arc plate and the arc end;
• a rear end of the generally C-shaped frame inserted in a spacing beneath the circular holding seat and positioned by a plurality of fasteners;
• the elastic clamp device having a bottom recess to receive the generally C-shaped frame;
• two outcurved plates extending upward from the elastic clamp device;
• and
• two lips formed on distal ends of the outcurved plates, respectively.