Global Patent Index - EP 0380974 B2

EP 0380974 B2 19970402 - Grinding machine with an adaptator for the clamping of a supplementary tool

Title (en)

Grinding machine with an adaptator for the clamping of a supplementary tool

Title (de)

Schleifmaschine mit einem Adapter zum Befestigen eines Zusatzwerkzeugs

Title (fr)

Meuleuse avec un adaptateur pour la fixation d'un outil supplémentaire

Publication

EP 0380974 B2 19970402 (DE)

Application

EP 90101008 A 19900118

Priority

DE 3902874 A 19890201

Abstract (en)

[origin: EP0380974A2] In order to provide an adaptor for the clamping of a supplementary tool, suitable for a standard fastening, on a grinding machine, the grinding spindle of which has a hollow spindle, with a mating flange firmly connected to it and a positive-locking piece, and also a draw spindle displaceable in the axial direction in the hollow spindle, the draw spindle containing a receptacle for a holding element which can be fixed and released manually, with which adaptor it is possible to clamp a supplementary tool suitable for a standard fastening, it is proposed that the adaptor have a bolt which carries the holding element at one end and the standard fastening at an opposite end, that a flange be mounted on the bolt, which flange can be shifted in the axial direction of the bolt relative to the latter from an assembly position into a locking position and vice versa, that the flange have a positive-locking mating piece which can be brought into engagement with the positive-locking piece, and that, by the flange located in the locking position, the bolt inserted into the grinding spindle be fixed in such a way that it cannot be rotated on the grinding spindle in the direction of a further arresting movement of the holding element in the receptacle. <IMAGE>

IPC 1-7

B24B 45/00; B24B 23/02; B23Q 3/12

IPC 8 full level

B23Q 3/12 (2006.01); B24B 23/02 (2006.01); B24B 45/00 (2006.01)

CPC (source: EP US)

B24B 23/02 (2013.01 - EP US); B24B 45/006 (2013.01 - EP US); Y10T 83/9379 (2015.04 - EP US); Y10T 279/16 (2015.01 - EP US)

Designated contracting state (EPC)

BE CH DE ES FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0380974 A2 19900808; EP 0380974 A3 19901227; EP 0380974 B1 19931229; EP 0380974 B2 19970402; DE 3902874 A1 19900809; DE 3902874 C2 19910110; DE 59003986 D1 19940210; US 5058909 A 19911022

DOCDB simple family (application)

EP 90101008 A 19900118; DE 3902874 A 19890201; DE 59003986 T 19900118; US 47012090 A 19900124