Global Patent Index - EP 1036024 A1

EP 1036024 A1 2000-09-20 - DEVICE FOR PNEUMATIC TRANSPORT OF MATERIAL SUCH AS CONCRETE

Title (en)

DEVICE FOR PNEUMATIC TRANSPORT OF MATERIAL SUCH AS CONCRETE

Title (de)

PNEUMATISCHE FÖRDERVORRICHTUNG FÜR MATERIAL WIE BETON

Title (fr)

DISPOSITIF POUR TRANSPORTER PNEUMATIQUEMENT UN MATERIAU TEL QUE DU BETON

Publication

EP 1036024 A1 (FR)

Application

EP 98958301 A

Priority

  • FR 9802592 W
  • FR 9715148 A

Abstract (en)

[origin: FR2771721A1] The invention concerns a device (10) for transporting material such as concrete, comprising a flexible conduit (12) connected to a hopper (12), means for deforming the conduit comprising fist and second deforming elements (20, 22) mobile transversely to the conduit, a compressing element (24) located between the deforming elements (20, 22) also mobile transversely to the conduit, means for injecting air (26) and means (34, 36) for timing the air injection and the movements of the deforming and compressing elements.

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

B65G 53/32; B65G 53/46; F04B 43/08

IPC 8 full level (invention and additional information)

B05B 7/14 (2006.01); B65G 53/08 (2006.01); B65G 53/32 (2006.01); B65G 53/46 (2006.01); F04B 15/02 (2006.01); F04B 43/08 (2006.01); F04B 43/12 (2006.01)

CPC (invention and additional information)

F04B 43/082 (2013.01); B65G 53/32 (2013.01); B65G 53/4675 (2013.01)

Citation (search report)

See references of WO 9928221A1

Designated contracting state (EPC)

AT CH DE ES FR GB IT LI PT

EPO simple patent family

FR 2771721 A1 19990604; FR 2771721 B1 20000218; AU 1439299 A 19990616; BR 9815338 A 20001017; CN 1150121 C 20040519; CN 1280546 A 20010117; EP 1036024 A1 20000920; JP 2001524437 A 20011204; US 6283680 B1 20010904; WO 9928221 A1 19990610

INPADOC legal status


2005-02-16 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20040813

2003-08-13 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: LANCY MIXJET

2003-08-13 [RIN1] INVENTOR (CORRECTION)

- Inventor name: VIDAL, LUCIEN RENE

2003-01-02 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20021118

2000-09-20 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000626

2000-09-20 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT CH DE ES FR GB IT LI PT