Patent ID: 6393876
Filing Date: 2002-05-28
Classification: E05B,Y10T

Abstract:
A lock (10) comprising:a lock body (12) defining a top surface (14) and a bottom surface (16), the lock body (12) having a bore (18) formed therein extending from the top surface (14) to a location spaced from the bottom surface (16); a key-operated lock cylinder (20) located in the bore (18) and having a keyway opening (22) facing the bottom surface (16), a key entry aperture (24) being formed in the bottom surface (16) for permitting insertion of a key therethrough into engagement with the keyway opening (22) of the cylinder (20) and being sized so as not to permit the cylinder (20) to pass therethrough; a shackle (26) having at least two legs; a locking mechanism located in said lock body (12) and being operated by said lock cylinder (20) for locking at least two of said at least two legs of said shackle (26); characterized by a multifunctional lock top protector element (60) mounted onto the top surface (14) of said lock body (12), said multifunctional lock top protector element (60) being apertured to accommodate at least two of said at least two legs of said shackle (26) and to surround at least a portion of each leg which said multifunctional lock top protector element (60) is apertured to accommodate, said multifunctional lock top protector element (60) overlying said bore (18) so as to prevent access to said cylinder (20) from said top surface (14), said shackle (26) and said multifunctional lock top protector element (60) being configured such that when said shackle (26) is locked by said locking mechanism, said shackle (26) locks said multifunctional lock top protector element (60) in engagement with said top surface (14) of said lock body (12) and in overlying relationship with said bore (18), and further characterized in that said shackle (26) is formed with at least one undercut (66) on each of said legs that said multifunctional lock top protector element (60) is apertured to accommodate, wherein each undercut engages a corresponding portion of said multifunctional lock top protector element (60) thereby locking said multifunctional lock top protector element (60) in engagement with said top surface (14) of said lock body (12) and in overlying relationship with said bore (18).