Servo drawstring device of ratchet

• Main Author: MIAO JUNLIANG
• Format: Patent
• Language: Chinese; English
• Published: 25.05.2018
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The utility model discloses a servo drawstring device of ratchet, the device include counterweight assembly, counterweight assembly links to each other with injection mold's feed end is fixed, the stretching strap subassembly, the stretching strap subassembly links to each other with injection...