Abstract: A trailer lock structure, which includes a body, a lock barrel set and a latch set, wherein a fitting portion is set on the upper side of the body, a latch insertion hole and a rabbet are set on the fitting portion, a latch mounting base and a horizontal lock barrel holder are set on the lower side of the body, a first fitting hole is set on the latch mounting base, a second fitting hole is set on the horizontal lock barrel holder, the lock barrel set is installed in the second fitting hole, the latch set is installed in the first fitting hole. By the composition of the above components, the anti-theft capability and the use efficiency of trailer locks would be improved.

Abstract: A universal trailer lock including an upper housing, a lower housing, a lock barrel set and a latch. A limit separator is further included, wherein the limit separator is provided to embed into a limiting groove of the upper housing. By the composition of above structure, the universal trailer lock may applied to trailer couplers with different specifications for effectively prevent trailers from being stolen.

Abstract: A universal trailer lock including an upper housing, a lower housing, a lock barrel set and a latch. A limit separator is further included, wherein the limit separator is provided to embed into a limiting groove of the upper housing. By the composition of above structure, the universal trailer lock may applied to trailer couplers with different specifications for effectively prevent trailers from being stolen.

Abstract: The present invention discloses a computer lock including a lock body, a guide seat, a lock tongue seat, a spring, a hook cylinder, and a cable rope set. The hook cylinder has a hook part extending outwards from the front end thereof. The hook part is arranged at inner wall of a slot of a computer; by lock actuation of a key, the guide seat is actuated to guide the lock tongue of the lock tongue seat to outstretch forward and enter the slot along the guide groove on the front end of the hook cylinder. By the foregoing mechanism, the computer lock is of being easy operation and can be locked and unlocked conveniently to prevent the computer from being stolen.

Abstract: The present invention discloses a computer lock including a lock body, a guide seat, a lock tongue seat, a spring, a hook cylinder, and a cable rope set. The hook cylinder has a hook part extending outwards from the front end thereof. The hook part is arranged at inner wall of a slot of a computer; by lock actuation of a key, the guide seat is actuated to guide the lock tongue of the lock tongue seat to outstretch forward and enter the slot along the guide groove on the front end of the hook cylinder. By the foregoing mechanism, the computer lock is of being easy operation and can be locked and unlocked conveniently to prevent the computer from being stolen.

Abstract: A bicycle accessory holding dock to hang a bicycle accessory. The accessory holding dock includes an anchor seat with a coupling portion to couple with a retaining ring to allow an accessory coupling seat to be wedged and retained on the anchor seat. Thus the accessory can be hung in a direction as required according to varying wedged directions.

Abstract: A bicycle accessory holding dock to hang a bicycle accessory in a direction mating a wedge direction has an anchor seat with a coupling portion to couple with a retaining ring to allow an accessory coupling seat to be wedged and retained on the anchor seat. Thus the accessory can be hung in a direction as required according to varying wedged directions.