Global Patent Index - EP 1000246 A1

EP 1000246 A1 2000-05-17 - IMPROVEMENT TO A PUMP BODY AND METHOD FOR MAKING SAME

Title (en)

IMPROVEMENT TO A PUMP BODY AND METHOD FOR MAKING SAME

Title (de)

PUMPENGEHAÜSE UND VERFAHREN ZUR DESSEN HERSTELLUNG

Title (fr)

PERFECTIONNEMENT D'UN CORPS DE POMPE ET PROCEDE DE FABRICATION

Publication

EP 1000246 A1 (FR)

Application

EP 98941492 A

Priority

  • FR 9801691 W
  • FR 9709861 A

Abstract (en)

[origin: FR2766879A1] The invention concerns a pump comprising in particular a substantially cylindrical single-piece body (1) provided, in its lower part, with an intake conduit (11) for the product and a valve consisting of a cavity (10) containing an element (2) capable of moving between a down stop (12b) corresponding to the closure of said intake conduit (11) and an up stop (12a) corresponding to the opening of said conduit (11). The invention is characterised in that the up stop (12a) is formed by at least one inner discontinuous projection (120) whereof the transverse dimension (X) measured in the cavity (10) is at least equal to 20 % of the greatest dimension of the mobile element (2).

IPC 1-7 (main, further and additional classification)

F04B 53/10; B05B 11/00

IPC 8 full level (invention and additional information)

F16K 15/04 (2006.01); B05B 11/00 (2006.01); F04B 53/10 (2006.01)

CPC (invention and additional information)

F04B 53/101 (2013.01); B05B 11/3067 (2013.01); B05B 11/3023 (2013.01); Y10T 29/49279 (2013.01)

Citation (search report)

See references of WO 9906701A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

FR 2766879 A1 19990205; FR 2766879 B1 19991022; AT 207578 T 20011115; AU 8985098 A 19990222; BR 9810848 A 20000725; CA 2299520 A1 19990211; CN 1097167 C 20021225; CN 1269000 A 20001004; DE 69802195 D1 20011129; DE 69802195 T2 20020620; DK 1000246 T3 20020218; EP 1000246 A1 20000517; EP 1000246 B1 20011024; ES 2167925 T3 20020516; HK 1030446 A1 20030808; JP 2001512214 A 20010821; PT 1000246 E 20020429; TW 408080 B 20001011; US 6343916 B1 20020205; WO 9906701 A1 19990211

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