Patent ID: 7219679
Filing Date: 2007-05-22
Classification: B26B

Abstract:
1. A cane comprising: a shaft unit, said shaft unit comprising a barrel, a shaft, an extension rod, a push rod, a spring member, a locking ring, and a guide pin, said barrel having a top axial center hole and a bottom axial center hole axially connected in line and respectively extending through top and bottom ends thereof, said bottom axial center hole having a diameter greater than said top axial center hole, said shaft being a tubular member mounted inside said barrel and having an upper part, a lower part, and a transverse partition set between said upper part and said lower part, said lower part having a longitudinal sliding slot, said extension rod being coupled to the upper part of said shaft and axially movable relative to said shaft, said spring member being inserted into said lower part of said shaft and stopped at said transverse partition, said push rod being inserted into said lower part of said shaft and stopped at said spring member against said transverse partition, said locking ring having a longitudinal sliding slot and being set in the bottom axial center hole of said barrel and sleeved onto the periphery of the lower part of said shaft, said guide pin being transversely inserted through the longitudinal sliding slot of said shaft and the longitudinal sliding slot of said locking ring and fixedly connected with two distal ends thereof to said barrel; a footpiece unit, said footpiece unit comprising a plurality of legs and a plurality of links, said legs each having a top end respectively pivoted to a bottom end of said shaft, said links each having a top end respectively pivoted to a bottom end of said push rod and a bottom end respectively pivoted to said legs; and a handgrip unit, said handgrip unit comprising a plurality of support frame bars, a plurality of ribs, two handgrip blocks, and a seat cloth, said support frame bars each having a top end respectively affixed to said handgrip blocks and a bottom end respectively pivoted to a top end of said extension rod remote from said shaft, said ribs each having a first end and a second end, the first ends of said ribs being respectively pivoted to said support frame bars and the second ends of said ribs being respectively pivotally connected together, said seat cloth being fixedly connected between said handgrip blocks; wherein when said handgrip blocks, said seat cloth, said support frame bars and said ribs are gathered together, said two handgrip blocks are abutted against each other with said seat cloth and said support frame bars and said ribs received therein, thereby forming a handgrip; when said handgrips and said seat cloth and said support frame bars and said ribs are extended out, said handgrip unit configures a seat for allowing the user to sit on the extended-out seat cloth; when said legs are gathered together, said locking ring is pulled downwards and sleeved onto said legs to hold said legs in the gathered status; when pulled said locking ring upwardly away from said legs, said legs and said links are forced by said push rod and said spring member to extend out and the extended links support said legs in the extended status.