EP 3 800 012 A1 EUROPEAN SEARCH REPORT Application Number EP 19 20 0836 Europäisches Patentamt European p‘ a DE des brevets’ 5 10 15 20 25 30 35 40 45 50 55 Ke EPO FORM 1503 03.82 (PO4C01) 17 DOCUMENTS CONSIDERED TO BE RELEVANT US 6 243 276 B1 (NEUMANN PETER W [US]) INV. 5 June 2001 (2001-06-05) B25F5/00 * columns 3-6; figures * GB 2 519 563 A (HENRY JOHN CARL [GB]) 29 April 2015 (2015-04-29) * the whole document * US 2002/175654 Al (TAKANO NOBUHIRO [JP] ET AL) 28 November 2002 (2002-11-28) * paragraphs [0020] - [0034]; figures * JP 2005 278375 A (HITACHI KOKI KK) 6 October 2005 (2005-10-06) * the whole document * GB 2 534 413 A (DANIEL LOAN CHIRA [GB]) 27 July 2016 (2016-07-27) * the whole document * US 2015/194646 Al (YOSHINARI TAKUYA [JP] | ET AL) 9 July 2015 (2015-07-09) SEARCHED | ) * paragraphs [0095] - [0102]; figures * B25F WO 2009/100673 Al (JIANG WEILIANG [CN]) 20 August 2009 (2009-08-20) * paragraphs [0038] - [0048]; figures * EP © 291 131 Al (EMERSON ELECTRIC CO [NL]) 17 November 1988 (1988-11-17) * the whole document * US 2013/293197 Al (SAKAKIBARA KAZUYUKI [JP]) 7 November 2013 (2013-11-07) * abstract; claims; figures * EP 1 469 583 A2 (BECH DAVID [DE]) 20 October 2004 (2004-10-20) * the whole document * The present search report has been drawn up for all claims Place of search Date of completion of the search Examiner The Hague 24 April 2020 David, Radu CATEGORY OF CITED DOCUMENTS T : theory or principle underlying the invention E: earlier patent document, but published on, or X: particularly relevant if taken alone after the filing date Y : particularly relevant if combined with another D : document cited in the application document of the same category L : document cited for other reasons A: technological background ©: non-written disclosure & : member of the same patent family, corresponding P : intermediate document document