IP Library › Granted Patent US 10,105,822
Granted Patent B2
US 10,105,822 · App. 14/901,068 · Granted Oct 23, 2018

Holding device for a grinding means

Inventors: Stefan Christen (Schneisingen, CH); Thomas Emler (Frauenfeld, CH); Beat Eugster (Buhwil TG, CH); Stephan Fritsch (Bottighofen, CH); Michael Gaenzler (Leinfelden-Echterdingen, DE); Roman Zaech (Mettlen, CH); Adrian Schoch (Warth, CH); Peter Eggenberger (Schönenberg, CH)
Assignee: Robert Bosch GmbH
B24D7/16B24B23/02B24B55/102B24D9/08B24D18/00
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Quick Facts
Patent No.
US 10,105,822
App. No.
14/901,068
Granted
Oct 23, 2018
Kind
B2
Abstract

A holding device, in particular a grinding disc, for a grinding member includes at least one support member that has at least one material opening configured for transverse transport of grinding dust to one side facing the grinding member in a plane parallel to a grinding surface. The holding device further includes at least one securing layer configured to secure the grinding member on the at least one support member. When decoupled from the grinding member, the at least one material opening is at least substantially open on a side facing the grinding member and on a side facing away from the grinding member is substantially delimited by the support member.

Claims (38)

1. A holding device for a grinding member, comprising:

at least one support body having at least one material recess configured for transverse transport of grinding dust on a side facing the grinding member in a plane parallel to a grinding face; and

at least one securing layer configured to secure the grinding member on the at least one support body,

wherein, when decoupled from the grinding member, the at least one material recess is at least substantially open on a side facing the grinding member and is substantially delimited by the support body on a side facing away from the grinding member, and

wherein the at least one material recess is configured as an inner region of a peripheral annular channel.

2. The holding device as claimed in claim 1 , wherein the at least one material recess is configured as an inner region of a channel element.

3. The holding device as claimed in claim 2 , wherein the channel element is at least partially curved.

4. The holding device as claimed in claim 3 , wherein the at least partially curved channel element is configured as a Fibonacci spiral element.

5. The holding device as claimed in claim 3 , wherein the support body has a spiral structure formed from at least partially curved channel elements.

6. A holding device for a grinding member, comprising:

at least one support body having at least one material recess configured for transverse transport of grinding dust on a side facing the grinding member in a plane parallel to a grinding face; and

at least one securing layer configured to secure the grinding member on the at least one support body,

wherein, when decoupled from the grinding member, the at least one material recess is at least substantially open on a side facing the grinding member and is substantially delimited by the support body on a side facing away from the grinding member,

wherein the at least one material recess is configured as an inner region of a channel element,

wherein the channel element is at least partially curved, and

wherein the at least partially curved channel element is configured as a Fibonacci spiral element.

7. The holding device as claimed in claim 6 , further comprising island-like support protrusions, the at least one material recess arranged between the support protrusions.

8. The holding device as claimed in claim 7 , further comprising web elements that interconnect the support protrusions and straddle the at least one material recess.

9. The holding device as claimed in claim 8 , wherein the web elements are configured integrally with the securing layer.

10. A holding device for a grinding member, comprising:

at least one support body having at least one material recess configured for transverse transport of grinding dust on a side facing the grinding member in a plane parallel to a grinding face;

at least one securing layer configured to secure the grinding member on the at least one support body; and

at least one peripheral support ring that is free from material recesses,

wherein, when decoupled from the grinding member, the at least one material recess is at least substantially open on a side facing the grinding member and is substantially delimited by the support body on a side facing away from the grinding member.

11. The holding device as claimed in claim 6 , wherein the support body has at least one connection hole configured to connect to a suction device that is connected to the at least one material recess.

12. The holding device as claimed in claim 11 , wherein the at least one connection hole is formed by a center hole of the support body.

13. The holding device as claimed in claim 6 , further comprising at least one feed air opening configured to feed air to assist the transverse transport of grinding dust.

14. The holding device as claimed in claim 13 , wherein the at least one feed air opening is formed by a center hole of the support body.

15. A grinding apparatus, comprising:

a holding device for a grinding member, the holding device including:

at least one support body having at least one material recess configured for transverse transport of grinding dust on a side facing the grinding member in a plane parallel to a grinding face, and

at least one securing layer configured to secure the grinding member on the at least one support body,

wherein, when decoupled from the grinding member, the at least one material recess is at least substantially open on a side facing the grinding member and is substantially delimited by the support body on a side facing away from the grinding member,

wherein the at least one material recess is configured as an inner region of a channel element,

wherein the channel element is at least partially curved, and

wherein the at least partially curved channel element is configured as a Fibonacci spiral element.

16. The holding device as claimed in claim 6 , wherein the grinding member is secured to the support body via the securing layer.

17. The holding device as claimed in claim 6 , wherein the holding device is configured as a grinding disk.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 3, 2016
From: CHRISTEN, STEFAN; EUGSTER, BEAT; FRITSCH, STEPHAN; GAENZLER, MICHAEL; SCHOCH, ADRIAN; EGGENBERGER, PETER
To: ROBERT BOSCH GMBH
Reel/Frame 039333/0849 →
Priority Claims (1)
DE 10 2013 212 598 · Jun 28, 2013 · national
Continuity (1)
Related Publication 20160151887A1 · Jun 2, 2016