| 摘要 |
FIELD: household appliances. ^ SUBSTANCE: invention relates to household appliances. Proposed corkscrew comprises a rod with screw jointed to the handle, a spring, the retainer being arranged on the said rod. The said rod has a stop to restrain up and down travel of the spring one end. The spring other end can interact with the bottle neck. Retainer represents a clamp with its end bent towards the clamp crosspiece. Helical spring can have at least one conical section and features variable turn pitch. ^ EFFECT: simple design, higher efficiency. ^ 4 cl, 3 dwg |
