The practice had two benefits: It kept the key handy at all times, while signaling that the wearer was wealthy and important enough to have money and jewellery worth securing. 'The Romans invented metal locks and keys and the system of security provided by wards.' Īffluent Romans often kept their valuables in secure locked boxes within their households, and wore the keys as rings on their fingers. It is also said that the key was invented by Theodorus of Samos in the 6th century BC. The first all-metal locks appeared between the years 870 and 900, and are attributed to English craftsmen. The warded lock was also present from antiquity and remains the most recognizable lock and key design in the Western world. When the key was removed, the pins fell part-way into the bolt, preventing movement. When the key was inserted, pins within the fixture were lifted out of drilled holes within the bolt, allowing it to move. Locks such as this were developed into the Egyptian wooden pin lock, which consisted of a bolt, door fixture or attachment, and key. Locks have been in use for over 6000 years, with one early example discovered in the ruins of Nineveh, the capital of ancient Assyria. Medieval Gothic lock, from the 15th–16th centuries, made of iron, in the Metropolitan Museum of Art (New York City) Common metals include brass, plated brass, nickel silver, and steel. In more complex mechanical lock/key systems, two different keys, one of which is known as the master key, serve to open the lock. The key serves as a security token for access to the locked area locks are meant to only allow persons having the correct key to open it and gain access. In its simplest implementation, a key operates one lock or set of locks that are keyed alike, a lock/key system where each similarly keyed lock requires the same, unique key. A typical key is a small piece of metal consisting of two parts: the bit or blade, which slides into the keyway of the lock and distinguishes between different keys, and the bow, which is left protruding so that torque can be applied by the user. Please keep in mind that if my answer did not provide all the information you needed, please do not rate negatively, instead, click "Reply" to let me know what additional information you need at this time and I will be happy to continue our conversation.A lock is a mechanical or electronic fastening device that is released by a physical object (such as a key, keycard, fingerprint, RFID card, security token or coin), by supplying secret information (such as a number or letter permutation or password), by a combination thereof, or it may only be able to be opened from one side, such as a door chain.Ī key is a device that is used to operate a lock (to lock or unlock it). Thanks very much, I'd appreciate your Positive rating! There is no additional charge to Rate with Positive Feedback nor to ask follow up questions. When you are satisfied with my answer, please choose a Positive Rating like this one, as that is the only way in which I am credited by the site for helping you. If you have any additional questions or concerns, please don't hesitate to click 'Reply to Expert' before rating, direct your reply to me, " Cher", and I will be happy to continue to assist you once you let me know what additional information you need. I hope this information helped you, and I wish you much good luck with your safe! After this process, you can then insert the key into the lock and unlock the safe. Finally, simply rotate the dial counter-clockwise to the fourth number. Rotate the dial clockwise past the third number once and stop on it the second time around. Then rotate the dial counter-clockwise twice and stop on the second number on the third turn. Give the dial four full clockwise turns and stop on the first number of your combination on the fifth turn. To open your combination safe, once your retrieve the correct combination, follow these instructions: To clear all the tumblers and reset your lock, spin it a couple of times and set it to zero. You will need to tell them your model and serial number, so I'm glad you have those. They will help you retrieve your original combination, as no combinations are ever available on the internet for your protection and security. The office is open from 7:30 am to 4:30 pm Pacific Standard time, Monday - Friday. You can reach their Customer Care department at 1-80. You didn't mention the manufacturer, but your safe should be made by Sisco/Brinks, which is now owned by Honeywell. Different experts are online at various times and I recently logged in and read your question. Your patience is appreciated, and my apologies that you did not receive an earlier answer. Hello, and welcome! My name is XXXXX XXXXX it will be my pleasure to assist you today.
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