Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
51293, 1523012, B24D 1304
An abrasive pack for use with an elongated hub having a plurality of spaced slots each extending along the length of the drum and with a plurality of the abrasive packs each extending outwardly from the drum and each positioned adjacent an individual one of the slots, each pack including a plurality of abrasive flaps of abrasive material stacked together to form a pack, the abrasive flaps each including a plurality of slits located periodically along the length of the flaps and with each slot extending partially along the height of the flap for increasing the flexibility of the flaps to bending and twisting, an attachment member means having an end portion and a loop portion; a supporting strip positioned adjacent the sides of the end portion of the attachment member to support and retain the end portions; the supporting strip including a plurality of slits located periodically along the length of the strip and with each slit extending partially along the height of the strip for increasing the flexibility of the strip to bending and twisting, and the supporting strip and the end portion disposed between individual flaps in the pack and with the loop portion without the pack for reception within an individual one of the slots for locking the loop portion within the slot.
patent: 2524626 (1950-10-01), Harman
patent: 2599961 (1952-06-01), White
patent: 2826776 (1958-03-01), Peterson
patent: 3548551 (1970-12-01), Block
patent: 3619948 (1971-11-01), Burns
patent: 3914908 (1975-10-01), Belanger
patent: 4080714 (1978-03-01), Emerson
Merit Abrasive Products, Inc.
Olszewski Robert P.
Roston Ellsworth R.
Schwartz Charles H.
Smith Gary L.
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