| 摘要 |
An anchor bolt assembly includes a sleeve affixed to a first plate member and having a locating groove extending around the inside wall thereof, a retaining member having a shank and a head provided with a retaining ring and movable in and out of the sleeve, a spring member adapted for forcing the retaining member out of the sleeve to a locking position to lock a second plate member to the first plate member and a pull cap connected to the distal end of the shank for pulling by the user to move the retaining member away from the locking position to an unlocking position where the second plate member is unlocked from the first plate member and the retaining ring is engaged with the locating groove to hold the retaining member in the unlocking position.
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