| 摘要 |
The industry intended to provide safety to homes, automobiles, locks, etc, is wide, so that the user may carry a determined amount of keys in his pockets, which is not ergonomical, functional or practical at the moment of looking for a key to open a lock. The system herein described provides the user with a practical, functional and ergonomical form to carry his keys, a container may contain four keys, each one being activated by a button that actuates an inner mechanism and ejects the key to be used, when the key has been used it is slid into the container; the user that has acquired this device has the option of looking a locksmith for engraving the profile required for opening the look of the house door, the vehicle or a lock.
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