Compounding, glazing or polishing pad

Details Compounding, glazing or polishing pad Compounding, glazing or polishing pad

1994-08-05

1995-03-14

Kisliuk, Bruce M.

Abrading

Abrading process

451 36, B24B 100

Patent

active

053967372

ABSTRACT:
A paint finishing pad adapted to be used on a drive assembly including a back up pad and a drive motor for rotating the back up pad. The paint finishing pad includes a layer of open cell polymeric foam having a front surface defined by a plurality of spaced projecting portions of the layer of foam, and loops projecting from a rear surface of the layer of foam for releasably attaching the paint finishing pad to a support surface on the back up pad.

REFERENCES:
patent: 1953983 (1934-04-01), Brenner
patent: 3177820 (1965-03-01), Volz
patent: 3346904 (1967-10-01), Armstrong
patent: 3418675 (1968-12-01), Meguiar et al.
patent: 3537121 (1970-11-01), McAvoy
patent: 4182616 (1980-01-01), Gadbois et al.
patent: 4343112 (1982-08-01), Jarrett
patent: 4609481 (1986-09-01), Ott
Office Action-European Patent Office Oct. 8, 1991 European Search Report With Annex.
Unexamined Japanese Applns Kokai 56-121 581 with translation.
Unexamined Japanese Applns Kokai 58-4 361 with translation.
Pp. 102, 103 and 104 of The Encyclopedia of Polymer Science and Technology, vol. 12 published by Interscience Publishers.
A sales brochure from Minnesota Mining and Manufacturing Company (3M) concerning "3M Brand Prep Pads" which pads were sold in about 1982 and each comprised outer layers of reticulated open pore polymeric foam and a central layer of blown microfibers that would adsorb and hold large amounts of solvent or other liquids pored into the pad through its outer layer.
A blueprint for part No. 130606 made by Black and Decker, Hunt Valley Maryland (Deposition Exhibit 27).
A letter (Deposition Exhibit 26) dated Sep. 28, 1987, from Eller Manufacturing Co., Inc., Brooklyn, N.Y. concerning the above blueprint.
An invoice (Deposition Exhibit 28) from Eller Manufacturing Co., Inc. dated Dec. 17, 1987, reflecting an order of #40-13060601 Foam Bonnets.
A bill of lading (Deposition Exhibit #30) indicating that the above listed order was shipped on Dec. 17, 1987.
A photocopy of a Black and Decker product No. 74-655 8" Foam Polishing Bonnet and its package (Deposition Exhibit 31).
A copy of an advertisement for "Scottfelt"(.TM.) illustrating a polishing machine that ran in a publication entitled Machine Design in Apr. and Jun. of 1974.
A document from U.S. Chemical and Plastics dated Oct. 15, 1988, stating on p. 4, near the bottom, that in it offered for sale a "new" Quick-Change .TM. Yellow Foam Polishing Pad.
A document from Du Pont dated "Fall-Winter 1960-61" concerning Miller Micro-Bubble Floor Machine Pads described as Laminated urethane foam pads faced with an abrasive surface of tough Scott Industrial Foam (.TM.) and described for use on standard floor machines.

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