Global Patent Index - EP 1009531 A1

EP 1009531 A1 2000-06-21 - MINERAL BREAKER

Title (en)

MINERAL BREAKER

Title (de)

MINERALBRECHER

Title (fr)

BROYEUR DE MINERAUX

Publication

EP 1009531 A1 (EN)

Application

EP 98930911 A

Priority

  • GB 9801811 W
  • GB 9713163 A
  • GB 9720390 A

Abstract (en)

[origin: WO9858739A1] A tooth construction for a mineral breaker of the type having at least one breaker drum from which breaker teeth project, the drum being rotatable in a given direction to effect breakage of mineral, the tooth construction (10) including a tooth core (11) upon which is mounted a tooth cap assembly (20), the tooth core (11) having a terminal end having opposed front and rear faces (52, 57) spaced along said given direction and a bore (40) extending between said front and rear faces, the tooth cap assembly (20) including an anchor member (24) extending along and being immovably connected to the core (11) by being held under a tensile loading by clamping abutment against said front and rear faces, the anchor member having first and second mounting portions which project beyond said front and rear faces respectively, the tooth cap assembly (20) further including a tooth cap (21) which overlies the terminal end of the core (11) which extends between said front and rear faces, the tooth cap (21) being immovably secured to said first and second mounting portions.

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

B02C 18/14; B02C 4/30

IPC 8 full level (invention and additional information)

B02C 4/30 (2006.01); B02C 18/14 (2006.01)

CPC (invention and additional information)

B02C 4/30 (2013.01); B02C 18/146 (2013.01)

Citation (search report)

See references of WO 9858739A1

Designated contracting state (EPC)

DE DK ES FI FR GB IE IT SE

EPO simple patent family

WO 9858739 A1 19981230; AU 726809 B2 20001123; AU 8119098 A 19990104; BR 9810329 A 20020205; CA 2294860 A1 19981230; CN 1268074 A 20000927; EP 1009531 A1 20000621; ID 27496 A 20010412; NO 996387 A 20000210; NO 996387 D0 19991222; PL 337701 A1 20000828

INPADOC legal status


2003-04-16 [18R] REFUSED

- Effective date: 20021123

2001-03-07 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20010122

2000-06-21 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000120

2000-06-21 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE DK ES FI FR GB IE IT SE