Patent ID: 8573099
Filing Date: 2013-11-05
Classification: B23D,Y10T

Abstract:
1. A portable pipe cutter comprising: a disc knife set including a disc knife; a roller set including a roller base and two rotatable rollers disposed in front of the roller base; a driving assembly including a fixed-rotating shaft lever and a rotating operation component connected to one end of the fixed-rotating shaft lever; a main body including a pipe receiving space in a middle thereof and an opening connected with the pipe receiving space; wherein the disc knife set and the roller set are disposed with a knife-edge of the disc knife partially protruding into the pipe receiving space; wherein the fixed-rotating shaft lever pierces through a side wall of the main body and connects with the roller base; and wherein the rotating operation component is disposed on an exterior of the main body; and a conversion module connecting the driving assembly, the main body, and the roller set; wherein a rotation of the rotating operation component is converted into a linear movement of the roller set; wherein the disc knife set further includes a knife axle piercing through a center of the disc knife; wherein inside the main body is disposed a knife axle guiding channel, therein both ends of the knife axle are disposed; wherein the knife axle guiding channel is an arc-shaped path; wherein two arc-shaped guide plates are fixed inside the main body one above and one below; and wherein an inner side wall of the main body and the guide plates form the knife axle guiding channel.