Patent ID: 9433988
Filing Date: 2016-09-06
CPC Classification: B21D

Claim Text:
1. A pipe bender comprising: a body with a support portion formed on an outer surface of the body, and a drive member disposed inside the body; a movable member provided with a movable groove, a rack and an assembling portion, in the movable groove being formed a fixing hole, in the assembling portion being formed an assembling hole, an elastic member having two ends fixed to the fixing hole of the movable groove and a restricting portion formed on an inner surface of the body, respectively; a return member being provided with a pull portion and an engaging tooth which are located at two ends of the return member, respectively, the pull portion being exposed out of the body, and the engaging tooth being engaged with the rack of the movable member to allow the return member pivot in a unidirectional manner; a stationary member being fixed to the support portion of the body and provided with a plurality of transverse holes, a plurality of longitudinal holes and an indication portion; two adjustment members each including an insertion hole, a transverse hole, and a longitudinal hole, and being mounted at two ends of the stationary member via the insertion hole, two transverse positioning assemblies and two longitudinal positioning assemblies, being disposed in the transverse and longitudinal holes, respectively; and a pipe bending member assembled to the movable member and provided with a pipe holding groove, inside the pipe bending member being disposed an elastic member and a restricting member which are also disposed in the assembling hole of the assembling portion.