D - Textiles – Paper – 21 – B
Patent
D - Textiles, Paper
21
B
D21B 1/28 (2006.01)
Patent
CA 2440786
The invention relates to a grinding segment comprising a ceramic part (11) manufactured of grinding ceramic material and provided with a fastening hole (12), through which the grinding segment (10) is attached to a frame (9) of a grinder stone by means of a fastening bolt. A fastening sleeve (14) is arranged in the fastening hole, and the fastening bolt is supplied through the sleeve. The fastening sleeve is pressed against the frame of the grinder stone due to the fastening force. A space filled with bonding agent is formed between the ceramic part and the fastening sleeve to join them together. The invention further relates to a grinder stone comprising a cylindrical frame (9) and grinding segments (10) according to the invention.
L'invention concerne un segment de meulage comprenant une partie en céramique (11) constituée d'un matériau de meulage en céramique et dotée d'un orifice de fixation (12), à travers lequel le segment de meulage (10) est fixé à une structure (9) d'une meule au moyen d'un boulon de fixation. Un manchon de fixation (14) est disposé dans l'orifice de fixation, et le boulon de fixation passe à travers ledit manchon. Le manchon de fixation est appuyé contre la structure de la meule en raison de la force de fixation. Un espace rempli d'agent de liaison est formé entre la partie en céramique et le manchon de fixation pour joindre ces deux parties. L'invention concerne également une meule comprenant une structure cylindrique (9) et des segments de meulage (10) selon l'invention.
Metso Paper Inc.
Ridout & Maybee Llp
LandOfFree
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