US2023136260A1PendingUtilityA1

Polishing tool

Assignee: WENDT POLIERTECHNIK GMBH & CO KGPriority: Feb 28, 2020Filed: Feb 28, 2021Published: May 4, 2023
Est. expiryFeb 28, 2040(~13.6 yrs left)· nominal 20-yr term from priority
B24D 13/04B24D 13/16
50
PatentIndex Score
0
Cited by
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Claims

Abstract

A polishing tool, to be driven in rotation by a driving machine about an axis of rotation, which is improved in respect of its handling and with regard to a more efficient work input, which polishing tool has a support body and a polishing body attached to the support body, wherein the polishing body comprises a number of first lamellae and at least a number of second lamellae, wherein the first lamellae comprise a polishing felt and the second lamellae comprise a nonwoven, wherein the nonwoven is formed substantially of synthetic fibers and wherein the nonwoven has a higher porosity than the polishing felt.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 - 10 . (canceled) 
     
     
         11 . A polishing tool which is to be driven in rotation by a driving machine about an axis of rotation, the polishing tool comprising:
 a support body, and   a polishing body attached to the support body,   wherein the polishing body comprises a number of first lamellae and at least a number of second lamellae,   wherein the first lamellae comprise a polishing felt and the second lamellae comprise a nonwoven,   wherein the nonwoven is formed substantially of synthetic fibers, and   wherein the nonwoven has a higher porosity than the polishing felt.   
     
     
         12 . The polishing tool as claimed in  claim 11 , wherein the support body is in a form of a support wheel. 
     
     
         13 . The polishing tool as claimed in  claim 11 , wherein the first lamellae and the second lamellae are oriented substantially parallel to the axis of rotation. 
     
     
         14 . The polishing tool as claimed in  claim 12 , wherein the first lamellae and the second lamellae are arranged inclined at an angle relative to the axis of rotation and the support wheel. 
     
     
         15 . The polishing tool as claimed in  claim 11 , wherein the second lamellae comprise a nonwoven with abrasive bonded to fibers. 
     
     
         16 . The polishing tool as claimed in  claim 15 , wherein the abrasive bonded to fibers has a grain size of at least 320. 
     
     
         17 . The polishing tool as claimed in  claim 11 , wherein the second lamellae comprise a nonwoven without abrasive bonded to fibers. 
     
     
         18 . The polishing tool as claimed in  claim 11 , wherein:
 the polishing body further comprises a number of third lamellae, and   the second and third lamellae each comprise a nonwoven with and without abrasive bonded to fibers.   
     
     
         19 . The polishing tool as claimed in  claim 18 , wherein the abrasive bonded to fibers has a grain size of at least 320. 
     
     
         20 . The polishing tool as claimed in  claim 11 , wherein the polishing body has the first lamellae and the second lamellae in a ratio of 1:1, 1:2 or 1:3. 
     
     
         21 . The polishing tool as claimed in  claim 11 , wherein at least the second lamellae of nonwoven are at least partially filled with a polishing paste.

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