Patent ID: 6898952
Filing Date: 2005-05-31
Classification: E05B,Y10T

Abstract:
1. An electric padlock comprising: a lock casing having a first end wall formed with first and second shackle insert holes, a battery compartment that is adapted for receiving a battery unit, and a battery access hole that permits insertion of the battery unit into and removal of the battery unit from said battery compartment; an inverted U-shaped shackle member having first and second leg portions that are extended movably into said lock casing at said first and second shackle insert holes, respectively, one of said first and second leg portions being formed with a shackle groove; a latch member received in said lock casing and movable between a locking position in which said latch member engages said shackle groove so as to lock said shackle member on said lock casing, and an unlocking position in which said latch member is disengaged from said shackle groove so as to unlock said shackle member from said lock casing; and a battery cap member mounted movably on said lock casing for closing selectively said battery access hole, said battery cap member being formed with a stop projection that engages one of said first and second leg portions so as to inhibit opening movement of said battery cap member when said shackle member is locked on said lock casing, and that is disengaged from said one of said first and second leg portions so as to permit opening movement of said battery cap member when said shackle member is unlocked from said lock casing, wherein said lock casing further has a second end wall opposite to said first end wall, and a surrounding wall that extends between and that interconnects said first and second end walls, said battery access hole being formed in said second end wall and extending to said surrounding wall, said battery cap member being mounted slidably on said second end wall of said lock casing.