Patent Document ID: 20100255965
Application ID: 12384526
Patent Flag: 0

Claim One:
1. A multi-purpose exerciser comprising a main frame; two extending assemblies being mounted pivotally on the main frame, and each extending assembly having a gear being mounted pivotally on the main frame and having a mounting surface, wherein the gears of the extending assemblies engage each other; a mounting panel being attached securely to the mounting surface of the gear; an elongated bracket being connected to the mounting panel and having an extending tube being mounted radially and securely on the mounting panel and having a proximal open end; and a distal open end; and a rope set being connected to the elongated bracket and having at least one rope being extensible and being mounted longitudinally through the extending tube of the elongated bracket, and each of the at least one rope having a fastening end corresponding to the proximal open end of the extending tube of the elongated bracket and being attached to the extending tube of the elongated bracket; and an extending end corresponding to and extending out from the distal open end of the extending tube of the elongated bracket; and a handle being connected to the extending end of each of the at least one rope; and a lock assembly being mounted on the main frame over the gears of the extending assemblies and having an outer guider being mounted securely on the main frame and being tubular; and a retainer being mounted under the guider and having a locking bracket being slidably mounted around the outer guider and having two opposite sides; and two locking wings respectively protruding from the sides of the locking bracket and respectively corresponding to the gears, and each locking wing having a lower edge; and multiple teeth being formed on the lower edge of the locking wing and selectively engaging a corresponding gear.