US2016229024A1PendingUtilityA1

Resin-bonded grinding disk

Assignee: RHODIUS SCHLEIFWERKZEUGE GMBH & CO KGPriority: Sep 17, 2013Filed: Sep 17, 2014Published: Aug 11, 2016
Est. expirySep 17, 2033(~7.2 yrs left)· nominal 20-yr term from priority
B24B 37/24B24D 5/12B24D 5/04B24D 7/04B24D 7/18
41
PatentIndex Score
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Claims

Abstract

A resin-bonded grinding disk for use on a hand-held power tool includes a clamping flange. The resin-bonded grinding disk includes a top side, an underside arranged opposite to the top side, a grinding disk surface area, a central cutout configured to hold the grinding disk in the clamping flange, a first reinforcement fabric arranged on the top side, and a second reinforcement fabric arranged on the underside. The first reinforcement fabric comprises a first reinforcement fabric surface area which substantially corresponds to the grinding disk surface area. The second reinforcement fabric comprises a second reinforcement fabric surface area which is smaller than the grinding disk surface area.

Claims

exact text as granted — not AI-modified
1 - 11 . (canceled) 
     
     
         12 . A resin-bonded grinding disk for use on a hand-held power tool comprising a clamping flange, the resin-bonded grinding disk comprising:
 a top side;   an underside arranged opposite to the top side;   a grinding disk surface area;   a central cutout configured to hold the grinding disk in the clamping flange;   a first reinforcement fabric arranged on the top side, the first reinforcement fabric comprising a first reinforcement fabric surface area which substantially corresponds to the grinding disk surface area; and   a second reinforcement fabric arranged on the underside, the second reinforcement fabric comprising a second reinforcement fabric surface area which is smaller than the grinding disk surface area.   
     
     
         13 . The resin-bonded grinding disk as recited in  claim 12 , wherein the resin-bonded grinding disk only consists of the first reinforcement fabric and the second reinforcement fabric as reinforcement fabrics. 
     
     
         14 . The resin-bonded grinding disk as recited in  claim 12 , wherein,
 the resin-bonded grinding disk further comprises a third reinforcement fabric arranged between the first reinforcement fabric and the second reinforcement fabric, the third reinforcement fabric comprising a third reinforcement surface area which is smaller than the grinding disk surface area; and   the resin-bonded grinding disk only consists of the first reinforcement fabric, the second reinforcement fabric, and the third reinforcement fabric as reinforcement fabrics.   
     
     
         15 . The resin-bonded grinding disk as recited in  claim 14 , wherein,
 the second reinforcement fabric further comprises a second reinforcement fabric diameter,   the third reinforcement fabric further comprises a third reinforcement fabric diameter, and   at least one of the second reinforcement fabric diameter and the third reinforcement fabric diameter is less than 80% of the grinding disk surface area.   
     
     
         16 . The resin-bonded grinding disk as recited in  claim 15 , wherein at least one of the second reinforcement fabric diameter and the third reinforcement fabric diameter is less than 60% of the grinding disk surface area. 
     
     
         17 . The resin-bonded grinding disk as recited in  claim 12 , wherein,
 the first reinforcement fabric further comprises a first reinforcement fabric diameter,   the resin-bonded grinding disk further comprises a grinding disk nominal diameter, and   the first reinforcement fabric diameter corresponds to the grinding disk nominal diameter.   
     
     
         18 . The resin-bonded grinding disk as recited in  claim 12 , wherein the resin-bonded grinding disk is a cutting-off disk. 
     
     
         19 . The resin-bonded grinding disk as recited in  claim 18 , wherein the cutting-off disk is an non-offset flat cutting-off disk comprising an overall thickness of at most 4 mm. 
     
     
         20 . The resin-bonded grinding disk as recited in  claims 12 , wherein the resin-bonded grinding disk is a roughing disk. 
     
     
         21 . The resin-bonded grinding disk as recited in  claims 20 , wherein the roughing disk is an offset roughing disk. 
     
     
         22 . The resin-bonded grinding disk as recited in  claim 12 , wherein,
 the top side comprises an offset portion, and   the first reinforcement fabric is also arranged on the offset portion.   
     
     
         23 . The resin-bonded grinding disk as recited in  claim 12 , wherein,
 the resin-bonded grinding disk further comprises a grinding face, and   the second reinforcement fabric is arranged on a side of the resin-bonded roughing disk that faces the grinding face.   
     
     
         24 . An arrangement comprising:
 a hand-held power tool; and   the resin-bonded grinding disk as recited in  claim 12 .   
     
     
         25 . The arrangement as recited in  claim 24 , wherein, the resin-bonded grinding disk is a roughing disk which is mounted on the hand-held power tool so that the first reinforcement fabric faces an operator of the power tool and/or so that the second reinforcement fabric is assigned to a workpiece to be machined.

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