| 摘要 |
Pneumatic speargun with conic barrel (1), piston (3) and spear (11) units advantages of both existing types of spearguns, that is pneumatic and elastic one. Additionally it enables to spear fish on longer distances, stretching device (25) enables stretching speargun with slim spear, string connection to the spear ellipse gliding ring (14) enables fast spear-change under the water, a system for string storing, holding and releasing (18-22) enables only the necessary length of the connection string to be uncoiled, meanwhile the rest of the string remains coiled on the system.
|
