Two=part plastics material mixing head - has inlet openings into mixing chamber provided with return flow ducts to prevent surging of component supply

摘要

Mixing head for two-component plastics materials having a mixing chamber supplied with the components through openings which communicate with respective supply ducts, is provided with return flow ducts. Latter terminate adjacent the openings and are open in reverse flow direction in any position of the slide. Mixing head operates without surges and is capable of mixing and exact dispensing of more than two components.