Linus Yale. The inventor of the lock cylinder, "which was inspired by his idea of the Pharaohs

Of about 4000 years ago, ancient Egyptians designed the type of locks, require a complex mechanism to open it, the goal of those locks to prevent theft of the houses of the rich, was approximately 60 cm, width 15 cm, it was easy to break, because it is made of "wood".

The locks were manufactured by tortuous drilled inside the lock, which is a key business project that offset cavities while within the lock, so you open it.

Locks of this type have been scattered, but as we do not believe the property because of the fragile material industry is "wood". The situation continued until the 19th century, when the American inventor Linus Yale, Jr in obtaining a patent for a type of metal locks, now known as the lock cylinder, is everywhere around us. At the doors of our homes, and in Bank vaults, and even in the locker rooms.

American inventor "Linus Yale, Jr.". Born on the fourth of July of 1821, which created the "lock cylinder handle.". One of the most famous and most close prevalent in modern times.

Born "Linus" in New York, August an immigrant came from North Wales. In its beginnings was interested in the arts, especially painting, 1850 year; his father died, forcing the "Linus" abandon his dream, and his business manager.

The deceased father owned a store that specializes in selling locks at the time; all locks were easy to open, and therefore do not provide the necessary security for property and homes, she penetrates easily by the thieves, thought "Linus" in a way to solve the problem, and decided to open history books; design finds closure Old, till he came to design can be used. The wooden pharaonic seal design.

Lock cylinder

"Linus" substantive amendment on this lock, initially thought of designing a steel cylinder; vents undulations and cavities and put the cylinder in a portfolio of steel, then put inside a steel lock design, where the prominent part is the part that goes from the key.

After that, he just chain matching alcoves and openings in the cylinder flat key, put in front of each occurrence in the cylinder cavity in the key, and in front of each slot in the cylinder in the key, so once you enter inside key; cylinder made of steel; lock; The key to each lock; unlock impossible only wear it with the door or the vault.

In 1865, after 15 years of work on cylindrical locks and developed, "Linus Yale junior American patented cylinder lock, then enter the improvements, and locksmith, you need two keys to open it.

After two years of receiving the patent, founded the "Linus" with one of his friends' close manufacturing company, began with 35 employees, and within a year the company grew, and turned to the first manufacturer of cylinder locks in the United States, increased the number of employees up to 12 thousand employees.

In 1868, one year after the establishment of the company, "Linus" to a business trip to negotiate the sale of the locks the skyscraper, and during the discussions I heart; died at the age of 47, having revolted. A revolution in the industry.