Patent ID: 6647831
Filing Date: 2003-11-18
Classification: B25B

Abstract:
An adaptor device adapted to be removably mounted in a box end of a wrench, the adaptor device comprising:an adaptor including a first end adapted to pass into and be removably mounted in the box end of a wrench, with the adaptor including a second end located outside of the box end of the wrench when the first end is mounted in the box end and having a configuration adapted to be releasably engaged with an object; and a retainer fixed to the first said of the adaptor, the retainer including at least two resilient retaining sections on an outer periphery thereof, a slit being defined between said at least two resilient retaining sections, said at least two resilient retaining sections having a compressed size adapted to pass through the box end of the wrench and having an uncompressed shape larger than the box end of the wrench and adapted to abut against an edge of the box end of the wrench, thereby providing an engaging force between said at least two resilient retaining sections and the edge of the box end that is greater than an engaging force between the second end of the adaptor and the object.