Global patent index - EP 0977941 A1

EP 0977941 A1 2000-02-09 - CONTROL VALVE FOR A JET PUMP

Title (en)

CONTROL VALVE FOR A JET PUMP

Title (de)

REGELVENTIL FÜR STRAHLPUMPE

Title (fr)

SOUPAPE DE REGLAGE POUR POMPE A JET

Publication

EP 0977941 A1 (DE)

Application

EP 98963373 A

Priority

  • DE 9803454 W
  • DE 19752963 A

Abstract (en)

[origin: DE19752963C1] The overflow valve (22) has a spiral spring (12) which carries a closure (7) which presses vertically in the direction of the overflow opening (4). The spring can be integral with a mounting (13).

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

F02M 37/02; F16K 15/14; F16K 17/04

IPC 8 full level (invention and additional information)

F02M 37/18 (2006.01); F02M 37/02 (2006.01); F16K 15/14 (2006.01); F16K 17/04 (2006.01)

CPC (invention and additional information)

F16K 17/0453 (2013.01); F02M 37/025 (2013.01); F16K 15/148 (2013.01); Y10T 137/7929 (2015.04)

Citation (search report)

See references of WO 9928615A1

Designated contracting state (EPC)

DE FR IT

EPO simple patent family

DE 19752963 C1 19990408; BR 9806799 A 20000516; EP 0977941 A1 20000209; JP 2001510532 A 20010731; KR 20000070524 A 20001125; US 6152114 A 20001128; WO 9928615 A1 19990610

INPADOC legal status

2003-08-27 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20030222

2002-04-10 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20020226

2000-02-09 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19991210

2000-02-09 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE FR IT