Tongxiang Skyfine Hardware Co., Ltd. was established in 1996. Covering an area of 8,000 square meters, with a building area of 3,000square meters, we are located in Tongxiang, Zhejiang Province, neighboring to...
Tongxiang Skyfine Hardware Co., Ltd. As a professional manufacturer, we specialized in the production and development of the hardware. Our leading products include gun lock,cable lock, padlocks, laminated padlocks, brass padlocks, gun lock, machine screw, self tapping screws, drywall screws, chipboard screw, nuts, rivets and other fastening OTC standards pieces.
Locks are almost the same time the birth of private ownership. As early as 3000 BC in China Yangshao ruins, they retained a wooden frame mounted on a wooden building on the lock. Eastern Han Dynasty, the Chinese iron three tumbler lock technology already has a very high level. 3 tumbler lock followed before and after 1000 years. The early 18th century by the British invention of D. Potter film cam-lock switch. The key numbers from the three spring lock more than 20 kinds of grown to more than 80 kinds. Mid-19th century, European manufacturers in the cam-lock and transfer films on the basis of three-tumbler lock switch chip and converted into a slide lock, the key numbers of up to 1600 kinds. In 1848, the Americans invented L. Yale cylindrical pin plug using the Pin tumbler lock, the lock has become the world's most widely used locks. The structure of the modern Pin tumbler lock with new developments, there bi-directional, three-, four-way marble structure, as well as the flat, two-sided, multi-faceted, double-sided, multi-row multi-faceted structure and composition of marbles marble structure, thus significantly increasing the lock security performance, so that the lock number, some 2500 kinds of adoption of the original "to", "side" to reach millions of changes. The 20th century, 70's, along with the application of microelectronics technology, the emergence of magnetic locks, voice-activated lock, lock ultrasound, infrared locks, electromagnetic locks, electronic card lock, fingerprint lock, eye-lock, remote lock. These locks can not compare with the mechanical structure of the high-security performance. Modern lock in a particular system can also, by setting the logical relations between the process control system. Modern locks can be material, uses, with or without keys, security, performance and structure of the classification. links:bubble envelope,plasma cutter,banana plug,reactive diluents,sprocket,seamless pipe