(19)
(11) EP 1 123 177 A1

(12)

(43) Date of publication:
16.08.2001 Bulletin 2001/33

(21) Application number: 99951310.4

(22) Date of filing: 10.09.1999
(51) International Patent Classification (IPC)7B25D 17/28, B23D 57/00
(86) International application number:
PCT/SE9901/578
(87) International publication number:
WO 0016/950 (30.03.2000 Gazette 2000/13)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 18.09.1998 SE 9803190

(71) Applicant: Casun AB Bygg Och Industriservice
854 62 Sundsvall (SE)

(72) Inventors:
  • WALLIN, Stefan
    S-865 00 Alnö (SE)
  • ÖSTMAN, Per
    S-863 33 Sundsbruk (SE)

(74) Representative: Johansson, Lars E. 
Lars Johansson Patentbyra ABP.O. Box 68
801 02 Gävle
801 02 Gävle (SE)

   


(54) A DEVICE FOR THE MAKING OF HOLES AND/OR DEMOLITION IN CONCRETE OR THE LIKE