IT1235959B - Security washer for closing containers under pressure, including for example bottles
- Google Patents
Security washer for closing containers under pressure, including for example bottles
Info
Publication number
IT1235959B
IT1235959BIT3757AIT375789AIT1235959BIT 1235959 BIT1235959 BIT 1235959BIT 3757 AIT3757 AIT 3757AIT 375789 AIT375789 AIT 375789AIT 1235959 BIT1235959 BIT 1235959B
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pelliconi & C SpafiledCriticalPelliconi & C Spa
Priority to IT3757ApriorityCriticalpatent/IT1235959B/en
Publication of IT8903757A0publicationCriticalpatent/IT8903757A0/en
Application grantedgrantedCritical
Publication of IT1235959BpublicationCriticalpatent/IT1235959B/en
The security washer in question is constituted essentially by a holding element (6) consisting of a relief profile with a zone (7) equipped with a differentiated elastic pliability, uniformly distributed around the circumference, such as to realize a series of compensation areas, uniformly distributed on a top closure (1), capable of permitting a controlled release of air from a bottle (4) with an internal pressure near its exercising pressure.
IT3757A1989-12-071989-12-07Security washer for closing containers under pressure, including for example bottles
IT1235959B
(en)