Patent ID: 11969872
Assignee: YIH CHENG FACTORY CO., LTD.
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A multifunctional hand tool for using with a torque exerting element, the multifunctional hand tool comprising:
a grip, comprising an assembly hole and a polygonal coupling part disposed on the assembly hole; and
a metal working rod, comprising two action sections corresponding to at least a portion of the assembly hole, a polygonal portion is disposed on each of the two action sections respectively, an insertion hole is disposed on each of the two polygonal portions respectively;
wherein the metal working rod is inserted into the assembly hole with one of the two action sections, one of the two polygonal portions is correspondingly engaged with the polygonal coupling part, the other one of the action sections is coupled to at least one of multiple tool heads, and the torque exerting element selectively exerts torque to the insertion hole disposed on the other one of the polygonal portions,
the metal working rod comprises an axial direction and two ends respectively belonging to the two action sections, a polygonal socket is disposed on each of the two ends along the axial direction, each of the two action sections comprises a polygonal rod,
a part of one of two polygonal rods serves as a flathead screwdriver tip or a cross screwdriver, and the part of the one of the two polygonal rods is detachably coupled to at least one of the tool heads;
wherein each of the multiple tool heads comprises a polygonal hole along the axial direction, and two of the multiple tool heads are detachably connected to a same side of each one of the polygonal rods through multiple polygonal holes.