Patent ID: 6945141

Claim:
A reversible ratchet type wrench comprising: a handle; a box end extending from an end of the handle and having a first side and a second side opposite to the first side, a hole being defined in the box end, a compartment being defined in a peripheral wall defining the hole of the box end and communicated with the hole, a receiving hole having an axis and extending from the first side of the box end toward the second side of the box end but spaced from the second side of the box end, with the receiving hole having an upper end and a lower end, with the lower end opening on the first side of the box end, with the receiving hole intersecting the compartment; a bulge portion formed in a conjunctive area between the handle and the box end on the second side of the box end, with the bulge portion extending over the receiving hole and defining a terminal wall of the upper end of the receiving hole; a slot being defined in the bulge portion, with the slot extending radially from the receiving hole and communicated with the upper end of the receiving hole, with the slot located axially intermediate the first side of the box end and the terminal wall; a drive member rotatably mounted in the hole of the box end and including a plurality of teeth on an outer periphery thereof; a pawl slidably mounted in the compartment of the box end and including a toothed side; a pivotal member rotatably mounted in the receiving hole of the box end, with the pivotal member having a top end and a bottom end, with the lower end of the receiving hole receiving the pivotal member on the first side of the box end, with the terminal wall of the upper end of the receiving hole being closed to removal of the pivotal member; a switch member extending radially through the slot of the bulge portion, with the switch member including a first end sandwiched between the top end of the pivotal member and the terminal wall and securely engaged with the pivotal member to move therewith and a second end outside the box end for manual operation between two positions corresponding to two ratcheting directions of the wrench; a pressing member mounted between the pawl and the pivotal member; and an elastic element for biasing the pressing member against the pawl.