| 摘要 |
The present invention relates to a ratchet wrench having a socket to fasten or loosen a bolt or a nut. The ratchet wrench includes: a first socket having a first main body formed in a shape of a hexagonal container, a first insertion hole hexagonally perforated inside to have a bolt or a nut inserted, a first locking groove cut from one side to the other side inside the first main body, and a gear-shaped latch; a plurality of second sockets having a plurality of second main bodies inserted into the first socket, a second insertion hole perforated to have a bolt or a nut inserted, a second sliding groove cut from one side to the other side; a fixing lever fixing the second main bodies to the first main body; and a main body of a box having a circular socket fixing unit mounted on the first socket, a rod-shaped handle formed to be gripped by hand, and a direction control lever interworked with the latch of the first socket to be protruded to change the rotational direction of the first socket to be gripped by hand. The plurality of container-shaped long sockets and the fixing lever fixing the long sockets inside the long sockets are included to move the plurality of sockets back and forth to easily loosen or fasten a bolt or a nut having the right size. The sockets which eventually become longer towards the inside are protruded towards the front to conveniently use a bolt and a nut by inserting the bolt and the nut into the main socket body. |
