Patent ID: 8628064
Filing Date: 2014-01-14
Classification: A45C

Abstract:
1. A multi-section pulling rod structure, comprising: a retractable pulling rod, includes a first socket, a second socket, and at least a third socket, sleeved and fixed onto each other through their ends of small diameters, said second and said third sockets are provided each with at least a hole, inside said second socket is provided with a dovetail groove; a positioning piece, provided in said second socket, said positioning piece is provided with a plurality of positioning holes spaced apart and a dovetail tenon, so that said dovetail tenon is put and fixed into said corresponding dovetail groove; and a plug set, including a first plug, a second plug, and at least a third plug, disposed respectively at the bottom ends of said corresponding first socket, said second socket, and said third socket, at least a connection piece and at least a steel bead are provided for said respective first plug, said second plug, and said third plug, so that a press rod controls movements of said connection piece of said first plug, to connect said steel bead to position into said positioning hole, for adjusting positions of said first socket and said second socket, or said press rod controls movements of said connection pieces of said first plug, said second plug, and said third plug, to connect said steel bead to position in or detach from said holes, to make said retractable pulling rod extend or retract.