Patent ID: 11925295
Assignee: J.M. DE JONG DUKE AUTOMATENFABRIEK B.V.
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 0:
1. A grinding device comprising drive means and a grinding housing, which grinding housing comprises a set of mutually co-acting grinding bodies with mutually facing grinding surfaces which maintain a mutual clearance, wherein at least a driven grinding body of the set of grinding bodies is suspended rotatably about a central axis thereof in the grinding housing and is coupled, or at least can be coupled, operatively to the drive means for performing a rotation about the central axis during operation, and wherein adjusting means are provided whereby at least an adjustable grinding body of the set of grinding bodies is axially adjustable for imposing a desired mutual clearance between the grinding surfaces, wherein a first and lower of the set of mutually co-acting grinding bodies is both driven and adjustable, wherein a second and upper grinding body of the set of mutually co-acting grinding bodies is arranged in stationary manner, wherein the second grinding body is connected to the grinding housing in manually detachable manner, wherein a bayonet connection is formed between the second grinding body and the grinding housing, and wherein the second grinding body can be arranged up to a stop in the grinding housing and strikes against the stop when it is placed, wherein an outflow opening is provided in a wall of the grinding housing, at the position of which opening a powder tube can be coupled releasably to the wall, wherein provided on the second grinding body is a collar which leaves space for the powder tube when the second grinding body strikes against the stop, but prevents coupling of the powder tube in the case of an incomplete placement of the second grinding body.