Patent ID: 6523265
Filing Date: 2003-02-25
Classification: B26B

Abstract:
In a knife having a blade (1) with a cutting edge (9), which blade is rotatably connected to a handle (2) for hinged movement into and out of the handle (2), and a locking means by which the blade (1) is selectively locked or unlocked when the blade (1) is moved into the handle (2), the improvement wherein the locking means is recessed in the handle and includes a locking pin (3) which is mounted for rotation in the handle (2) of the knife and which is accessible from the exterior of the knife by means of an auxiliary tool,the inner end of the pin (3) has a first contoured surface (4), the blade (1) has a second contoured surface (5), whereby movement of the blade (1) into the handle (2) causes the first contoured surface (4) of the pin to engage and lock the contoured surface (5) in the blade, and whereby rotation of the pin (4) with respect to the second contoured surface (5) unlocks the blade.