Grinding disc

Details Grinding disc Grinding disc

1988-02-19

1989-08-08

Schmidt, Frederick R.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

51267, 51272, B24D 710

Patent

active

048540870

ABSTRACT:
A grinding disc having a supporting body (3) the disc's border (5) of which is coated with an abrasive such as cubic boron nitride. The abrasive-covered surface (6) is interrupted by cooling oil grooves (7). The grinding disc is surrounded by a covering hood (11) that forms, with the supporting body (3) a cavity for oil (8) and has on the disc's border an opening providing an access to a working area (12). In the supporting body (3) there are bores (9) that connect an oil supply system with the cooling oil grooves (7).

REFERENCES:
patent: 1600054 (1926-09-01), MacLaughlin et al.
patent: 3290834 (1966-12-01), Lindbland
patent: 4209950 (1980-07-01), Sielemann

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