Patent ID: 8726764
Filing Date: 2014-05-20
Classification: B67B

Abstract:
1. In a sommelier's corkscrew having an elongated first shaft ( 1 ) hingedly connected at a first end with a second shaft ( 2 ), said second shaft ( 2 ) including a tool ( 2 . 1 ) adapted for the opening of a crown-type cap and an extension ( 2 . 2 ) having a step formed therein adapted to engage a top edge of a bottle mouth during the corkscrew lifting step, and a spring-biased helically shaped third shaft ( 3 ) hingedly connected at a first end to said first shaft ( 1 ) and having a second free end part ( 3 . 1 ), the improvement comprising: a mechanical element adapted to engage said spring-biased helically shaped third shaft (