ເພີ່ມພາກຮຽນ spring ຜົນບັງຄັບໃຊ້ຄົງທີ່ໃນແຂນກົນຈັກເພື່ອເຮັດໃຫ້ມັນມີຄວາມຫມັ້ນຄົງຫຼາຍ
Adjustable mechanical arms are commonly used in offices, laboratories, studios and other locations to support objects at various angles and heights, such as lights, computer screens, laboratory instruments, microphones, etc. The adjustable manipulator consists of a base member and two connecting rods connected through a pivot joint, which are held in place by friction in the joint. By using spring...