A lock has a cable engageable with a lock body. The cable has two ends, each of which has a cable neck. The lock has a shaft operatively engaged with a stack of clutches and a plurality of dials. The shaft has a top portion with a shaft slot engageable with the cable neck on the first cable end. The first cable end can be released from the lock body with a combination mechanism. The lock has a fixed cam having a cam slot engageable with the cable neck of the second cable end. The lock further comprises a blocking plate slideably engaged with the fixed cam, and a rotatable cam configured to control the positions of the blocking plate. The rotatable cam is connected to a cylinder operable with a key to rotate the rotatable cam to release the second cable end from the fixed cam slot.

A lock has a hook and a locking finger to form a locking loop. The hook is fixedly attached to the lock body, whereas the locking finger can be pivoted to disengage from the hook to open the lock. The pivotal movement of the locking finger is controlled by a latch and an extended edge. The latch has a tip and the locking finger has a cut-out to receive the tip when the lock is locked. When the lock is locked, a spindle prevents the extended edge from moving toward the latch for releasing the tip from the cut-out. When the lock is opened by the combination mechanism, the spindle is moved away to allow the extended edge to move toward the latch to release the tip from the cut-out. When the lock is opened by the key mechanism, turning the cylinder causes the extended edge to move the latch downward.

A luggage zipper lock and a luggage, including a lock and a zipper, wherein the zipper includes a slider and a puller, the puller being provided on the slider, a first end of the slider is provided with a locking portion corresponding to the lock; when in a locked state, the locking portion on the slider is inserted into the lock and locked; when in an unlocked state, the lock is unlocked, and the locking portion on the slider can be pulled out from the lock. By moving the locked portion from the puller to the slider, the function of locking by pulling the slider is realized, which is simpler as compared to locking by buckling the puller into a lock hook, and the locking portion corresponds to the lock, so that only the zipper is pulled without making mistakes.

A combination lock comprises a lock body, a key lock assembly and a digital combination lock assembly, wherein the key lock assembly includes a lock cylinder and a locking hook sleeve, the lock body is internally provided with an indicating rod and a slider, a first inclined surface is disposed at the bottom of the indicating rod, and the slider is provided with a second inclined surface and a third inclined surface; the locking hook sleeve is provided with a fourth inclined surface; and the lock body is provided with an indicating hole, and the indicating rod can protrude upward from the lock body under the pushing action of the slider. Whether the lock has been unlocked can be judged by the indicating rod.

Method of making airline luggage inspection secure while accommodating the needs of the traveler comprises making a special lock available to airline travelers, the special lock having a combination lock portion and a master key lock, the master key lock portion receiving a master key that can open the master key lock portion of any special lock of this type. The special lock is designed to be applied to an individual piece of airline luggage and has indicia conveying to luggage purchasers that the special lock is approved by a luggage screening authority and conveying to the luggage screening authority that the special lock can be opened using the master key. The method includes providing the luggage screening authority directly or indirectly with exclusive access to the master key. The manufacturers and/or providers of the master key and special lock retain copies of the master key.

A zipper slider lock is provided. The zipper slider lock includes a first sliding device, a second sliding device, and a lock body. The first sliding device includes a first slider and a first puller, wherein one end of the first puller is connected to the first slider. The second sliding device includes a second slider and a second puller, wherein one end of the second puller is connected to the second slider. The lock body includes a lock hole, wherein the first puller and the second puller can be inserted into the lock body through the lock hole in order to be locked by the lock body.

A padlock comprising a body/housing which contains a fin-catcher and a plate-hole to receive the coupling-plate, a shackle which contains a short-leg and long-leg, so that the short-leg can move away from the locking-hole to control the locking and opening position, a plurality of clutches to prevent the lock from being opened when the dials are not in a lock open by combination code, and a plurality of dials to control the rotational movement of the clutches.

Method of securing and screening luggage with locks that the TSA and similar entity can open to screen travelers' luggage and dual-function locks used in the method, wherein the method comprises using first locks that the screening entity can open with a first master key and have the same traveler-operated portions, second locks that open with a second master key that is different from the first master key and have traveler-operated portions that differ from one second lock to another, and third locks that open with a third master key that differs from the first and second master keys and at least a portion of each third lock is permanently mounted to luggage of a selected brand only, wherein all first, second, and third locks have the same indicia identifying them as locks that the screening entity can open without breaking them or luggage.

Method of making airline luggage inspection secure while accommodating the needs of the traveler comprises making a special lock available to airline travelers, the special lock having a combination lock portion and a master key lock, the master key lock portion receiving a master key that can open the master key lock portion of any special lock of this type. The special lock is designed to be applied to an individual piece of airline luggage and has indicia conveying to luggage purchasers that the special lock is approved by a luggage screening authority and conveying to the luggage screening authority that the special lock can be opened using the master key. The method includes providing the luggage screening authority directly or indirectly with exclusive access to the master key. The manufacturers and/or providers of the master key and special lock retain copies of the master key.

A portable electronic lock for luggage, comprising: a housing and a securement member in cooperation with the housing to secure an item to the lock; a locking mechanism in the housing in communication with the securement member to releasably secure the securement member to the housing; a communications module in the housing for operating the locking mechanism to release and secure the securement member in response to a wireless signal; and a secondary release system for releasing the locking mechanism, wherein the secondary release system is selectively operable by a user.