Global Patent Index - EP 1835178 B1

EP 1835178 B1 20090107 - Sealing assembly for a piston type vacuum pump

Title (en)

Sealing assembly for a piston type vacuum pump

Title (de)

Dichtungsanordnung für eine Hubkolbenvakuumpumpe

Title (fr)

Dispositif de joint pour une pompe à vide à piston

Publication

EP 1835178 B1 20090107 (DE)

Application

EP 07003705 A 20070223

Priority

DE 102006012532 A 20060318

Abstract (en)

[origin: EP1835178A1] The seal, for a piston vacuum pump, is a ring-shaped and L-shaped component (25) with a three-legged cross section. One leg (28) is a holder section at the piston. A second leg (26) is the seal with a maximum diameter (D) and the third leg (27) is a guide with a smaller diameter (F).

IPC 8 full level

F04B 37/14 (2006.01); F04B 39/00 (2006.01); F04B 53/14 (2006.01)

CPC (source: EP US)

F04B 37/14 (2013.01 - EP US); F04B 39/0005 (2013.01 - EP US); F04B 53/143 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1835178 A1 20070919; EP 1835178 B1 20090107; AT E420288 T1 20090115; DE 102006012532 A1 20070920; DE 502007000351 D1 20090226; JP 2007247643 A 20070927; JP 5107594 B2 20121226; US 2007274847 A1 20071129; US 7669516 B2 20100302

DOCDB simple family (application)

EP 07003705 A 20070223; AT 07003705 T 20070223; DE 102006012532 A 20060318; DE 502007000351 T 20070223; JP 2007057487 A 20070307; US 72504407 A 20070315