(11) EP 3 800 017 A1 (12) EUROPEAN PATENT APPLICATION (54) TRIMMER (57) It is an objectof the presentinventionto provide a trimmer that can trim a fore-edge portion of a bound material except a cover and that can be excellent in pro- ductivity and cost. A cover 50 has flap portions 50a adjacent to the fore-edge portion 1c of the bound material 1, a trimmer comprises: a trim cutter 20 that trims the bound material 1; a blade receiving portion 19 that receives an edge of the trim cutter 20; a base portion 18 and a pressure por- tion 22 that nip and position the bound material 1; and a pair of guide portions 60, 61 arranged for movement in a direction close to or away from the bound material 1, wherein the guide portions 60, 61 are inserted between the book block and the cover so as to peel the cover 50 togetherwith the flap portions 50a up when the fore-edge portion 1c of the bound material 1 is trimmed by the trim cutter 20. [Fig. 10] Printed by Jouve, 75001 PARIS (FR) EP 800 017 A1 (19) (43) Date of publication:  07.04.2021 Bulletin 2021/14 (51) Int Cl.: B26D 1/08 (2006.01) B26D 7/08 (2006.01) (21) Application number:  20198873.0 (22) Date of filing:  29.09.2020 (84) Designated Contracting States:  AL AT BE BG CH CY CZ DE DK EE ES FI FR GB  GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO  PL PT RO RS SE SI SK SM TR Designated Extension States:  BA ME Designated Validation States:  KH MA MD TN (72) Inventors:  • NISHIMURA, Osamu Takashima-shi Shiga 520-1501 (JP) • FUKUSHIMA, Kazuyuki Takashima-shi Shiga 520-1501 (JP) • TSUNAWAKI, Satoshi Takashima-shi Shiga 520-1501 (JP) (30) Priority: 01.10.2019 JP 2019181271 (71) Applicant:  Horizon International Inc. Takashima-shi, Shiga 520-1501 (JP) (74) Representative:  Gritschneder, Sebastian et al Abitz & Partner  Patentanwälte mbB  Arabellastraße 17 81925 München (DE) 20 50a 60 15 50 22 1 — a — lc — 51 Ei 19 50 10 61