Global Patent Index - EP 3643959 A1

EP 3643959 A1 20200429 - SAFETY VALVE FOR A GAS BOTTLE AND GAS BOTTLE INCLUDING SUCH VALVE

Title (en)

SAFETY VALVE FOR A GAS BOTTLE AND GAS BOTTLE INCLUDING SUCH VALVE

Title (de)

SICHERHEITSVENTIL FÜR EINE GASFLASCHE UND GASFLASCHE MIT SOLCH EINEM VENTIL

Title (fr)

VALVE DE SÉCURITÉ POUR UNE BOUTEILLE DE GAZ ET BOUTEILLE DE GAZ COMPRENANT UNE TELLE SOUPAPE

Publication

EP 3643959 A1 20200429 (EN)

Application

EP 19204706 A 20191022

Priority

IT 201800009658 A 20181022

Abstract (en)

The invention relates to a safety valve (10) of a gas bottle (1); the valve (10) is made entirely of an elastically deformable material, has a longitudinal axis (A) and comprises a fixed part (11) and a movable part (12) both being together a single component; the fixed part (11) comprises an annular flange (13) fixable to the inside of the bottle (1) around a pierceable portion (4) thereof; the movable part (12) extends in a cantilever fashion from the flange (13) and comprises a sealing portion (14) arranged in a radially innermost position with respect to the flange (13) and elastically loaded between a normal sealing condition, wherein it is elastically loaded in a first axial direction (R) against a wall (3) of the bottle (1) around the pierceable portion (4), and a condition of opening, obtained by means of an external thrust in a second direction (T) along said axis (A), opposite to said first direction (R); the movable part (12) further comprises a plurality of petals (15) equally spaced angularly from one another around the axis (A), delimiting respective through windows (16) between one another and connecting the flange (13) to the sealing portion (14).

IPC 8 full level

F17C 13/04 (2006.01)

CPC (source: EP)

F17C 13/04 (2013.01); F17C 2201/0109 (2013.01); F17C 2201/032 (2013.01); F17C 2201/058 (2013.01); F17C 2205/0305 (2013.01); F17C 2205/032 (2013.01); F17C 2205/0329 (2013.01); F17C 2221/035 (2013.01); F17C 2223/0123 (2013.01); F17C 2223/0153 (2013.01); F17C 2223/033 (2013.01); F17C 2260/013 (2013.01); F17C 2260/036 (2013.01); F17C 2270/07 (2013.01); F17C 2270/0709 (2013.01)

Citation (applicant)

WO 2015092447 A1 20150625 - CORAL GAS A E B E Y [GR]

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3643959 A1 20200429; EP 3643959 B1 20230104; ES 2941522 T3 20230523; IT 201800009658 A1 20200422

DOCDB simple family (application)

EP 19204706 A 20191022; ES 19204706 T 20191022; IT 201800009658 A 20181022