Scientific Name: Mammillaria hahniana Origin: This species is native to the central highlands of Mexico, where it thrives in arid and semi-arid environments. Morphological Characteristics: Mammillaria hahniana is a solitary cactus with a spherical to elliptical shape. Its body is light green, giving it a soft and delicate appearance. The plant typically reaches a diameter of 10 to 11 cm. It features 13 to 21 cone-shaped tubercles arranged in a spiral pattern along its ribs. Between these tubercles, there are 15 to 20 white hairs that can grow up to 3 to 4 cm in length. New spines are often covered with fine white hair, adding to its unique texture. The cactus also has radiating white bristles, numbering between 30 to 35, with brown-tipped spines at their ends. In spring, it produces small, bell-shaped flowers in shades of magenta and dark purple, with a deep purple midrib. These flowers form a circular pattern around the top of the plant, each measuring about 1.5 to 2 cm in diameter. These locks come in various forms such as cam locks, latch locks, cabinet locks, deadbolts, and strike plates. They typically operate by engaging a catch or bolt when the door or drawer is pushed or closed, preventing unauthorized access without requiring keys or combinations to activate the locking mechanism each time. Passive locks are especially valued for their ability to maintain security without ongoing power supply or complex electronic components, making them ideal for environments where reliability and ease of use are crucial. Common applications of passive locks include furniture cabinets, tool chests, lockers, storage units, and display cases. They are also frequently found in industrial equipment enclosures, electrical panels, and automotive compartments. Many passive locks are constructed from robust materials such as steel, brass, or zinc alloy, ensuring resistance to tampering, corrosion, and everyday wear. In addition to mechanical durability, passive locks often feature design elements that enhance user convenience, including smooth operation, compact size, and compatibility with various door and drawer thicknesses. Some models integrate childproof features or tamper-resistant mechanisms to provide additional safety in sensitive environments like homes, schools, and healthcare facilities. Overall, passive locks offer a dependable and straightforward locking solution where continuous security is needed without the complexity of active locking systems. They balance security, functionality, and affordability, making them a popular choice across multiple industries and applications. Passive Lock,passive door lock,french door passive door lock,front door passive entry and lock Kerai (Foshan) Technology Co., Ltd. , https://www.cratlock.com
Family: Cactaceae
Yu Weng (Figure)
Passive locks are essential security components designed to provide reliable, low-maintenance locking solutions for a wide range of applications. Unlike active locking systems that require electronic control or user interaction to engage, passive locks function through mechanical means, automatically securing doors, cabinets, drawers, or enclosures once closed. They are widely used in residential, commercial, and industrial settings where simplicity, durability, and cost-effectiveness are priorities.