Dispenser for viscous material

摘要

A dispenser for a single cartridge has a yoke pivotably mounted on a stock. The yoke has a square-section open end and a circular section closed end. One flat side on the square section end provide an abutment for defining the closed position of the yoke. The yoke has a similar flat surface engages the plate side of the yoke. The flat surface on the stock is easily formed in the manufacturing process.