Diving apparatus with manually operated pump has diving weights attached to fresh air cylinder by sliding-clasp fasteners

摘要

The diving apparatus has its diving weights (14) attached to the fresh air cylinder (3) by sliding clasp fasteners (15). The traction device between the pump and the member to which it is attached has a quick-release device (19). The float has a net round it, and has an appointed seat below the surface of the water. The belt has a quick-release buckle (21).