Global Patent Index - EP 3377287 A1

EP 3377287 A1 20180926 - A CLEANING PISTON WHICH HAS A NON-POLAR MATERIAL FOR A MIXING HEAD, AND MIXING HEAD AND DISCHARGE CHANNEL, EACH OF WHICH CONTAINS SUCH A CLEANING PISTON

Title (en)

A CLEANING PISTON WHICH HAS A NON-POLAR MATERIAL FOR A MIXING HEAD, AND MIXING HEAD AND DISCHARGE CHANNEL, EACH OF WHICH CONTAINS SUCH A CLEANING PISTON

Title (de)

EIN EINEN UNPOLAREN WERKSTOFF AUFWEISENDEN REINIGUNGSKOLBEN FÜR EINEN MISCHKOPF, SOWIE MISCHKOPF UND AUSLAUFKANAL JEWEILS ENTHALTEND EINEN SOLCHEN REINIGUNGSKOLBEN

Title (fr)

PISTON DE NETTOYAGE PRÉSENTANT UN MATÉRIAU APOLAIRE DESTINÉ À UNE TÊTE DE MÉLANGE, TÊTE DE MÉLANGE ET CONDUIT D'ÉCOULEMENT COMPORTANT RESPECTIVEMENT UN TEL PISTON DE NETTOYAGE

Publication

EP 3377287 A1 20180926 (DE)

Application

EP 16794311 A 20161109

Priority

  • DE 102015119813 A 20151117
  • EP 2016077164 W 20161109

Abstract (en)

[origin: WO2017084945A1] The invention relates to a cleaning piston (1) for a mixing head (15) of a reaction molding machine, comprising a main part (3), which has a cylindrical casing region (2), and a clearing part (4), the material and geometry of which are designed to remove residual material adhering to a channel (5) of the mixing head. The clearing part at least partly consists of a non-polar material. The invention additionally relates to a mixing head for a reaction molding machine, said mixing head comprising such a cleaning piston, to a reaction molding machine comprising such a mixing head, and to a discharge pipe (21) for such a mixing head.

IPC 8 full level

B29B 7/76 (2006.01); B29B 7/74 (2006.01); B29B 7/80 (2006.01); B29C 67/24 (2006.01)

CPC (source: EP KR US)

B29B 7/7404 (2013.01 - EP KR US); B29B 7/7615 (2013.01 - EP); B29B 7/7636 (2013.01 - EP); B29B 7/7642 (2013.01 - EP); B29B 7/7684 (2013.01 - EP); B29B 7/7689 (2013.01 - EP KR US); B29B 7/7694 (2013.01 - EP); B29B 7/805 (2013.01 - EP KR US); B29C 67/246 (2013.01 - EP US); B29C 67/246 (2013.01 - KR); B29K 2075/00 (2013.01 - US)

Citation (search report)

See references of WO 2017084945A1

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)

DE 102015119813 A1 20170518; CN 108349115 A 20180731; EP 3377287 A1 20180926; JP 2018533512 A 20181115; KR 20180083345 A 20180720; US 2018319042 A1 20181108; WO 2017084945 A1 20170526

DOCDB simple family (application)

DE 102015119813 A 20151117; CN 201680065333 A 20161109; EP 16794311 A 20161109; EP 2016077164 W 20161109; JP 2018522995 A 20161109; KR 20187015324 A 20161109; US 201615774172 A 20161109