Bottle turn prevention mechanism for neck grippers
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United States of America Patent
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Issued Date -
Nov 15, 2007
app pub date -
May 9, 2006
filing date -
May 9, 2006
priority date (Note) -
Abandoned
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Abstract
A bottle turn prevention mechanism for neck grippers which hold a neck of a bottle 1 from both sides by means of neck grippers 2, 3, wherein contacting sections which contact the neck are continuous with non-contacting sections which do not contact the neck, boundary sections where the non-contacting sections change into the contacting sections in the direction of the rotational force which the bottle receives during capping are formed in acute-angled shapes with respect to the outer circumferential surface of the neck, and this acute-angled shape is formed in such a manner that the angle .alpha. formed between the line L.sub.1 linking the front end section 2c, 3c of the boundary section and the center line of the neck, and the tangent L.sub.2 to the front end section of the non-contact surface side, lies in the range 0.degree.<.alpha..ltoreq.45.degree..
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