Molded abrasive brush
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Description
FIG. 1 is a perspective view of a molded abrasive brush showing our new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a side elevation view thereof; and,
FIG. 4 is a top plan view thereof.
The undisclosed sides of the brush with the exception of the threaded stem are the same in appearance as the side shown in FIG. 3.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
RE26403 | June 1968 | Kutik |
1998562 | April 1935 | Sturgis |
2328998 | September 1943 | Radford |
2682734 | July 1954 | Peterson |
2826776 | March 1958 | Peterson |
2878048 | March 1959 | Peterson |
2984053 | May 1961 | Peterson |
3016554 | January 1962 | Peterson |
3076219 | February 1963 | Peterson |
3090061 | May 1963 | Charvat |
3134122 | May 1964 | Charvat |
3562968 | February 1971 | Johnson et al. |
3755847 | September 1973 | Liebscher |
4945687 | August 7, 1990 | Scheider et al. |
5045091 | September 3, 1991 | Abrahamson et al. |
5129197 | July 14, 1992 | Tyler et al. |
5170593 | December 15, 1992 | Tyler et al. |
5174795 | December 29, 1992 | Wiand |
5187904 | February 23, 1993 | Tyler et al. |
5209760 | May 11, 1993 | Wiand |
5216847 | June 8, 1993 | Scheider et al. |
5232470 | August 3, 1993 | Wiand |
5233719 | August 10, 1993 | Young et al. |
5233794 | August 10, 1993 | Kikutani et al. |
5304223 | April 19, 1994 | Pieper et al. |
5316812 | May 31, 1994 | Stout et al. |
5400458 | March 28, 1995 | Rambosek |
5443906 | August 22, 1995 | Pihl et al. |
5477580 | December 26, 1995 | Buysse |
2043501 | October 1980 | GBX |
2280142 | January 1995 | GBX |
2281075 | February 1995 | GBX |
- Joseph Gaser, Advancements in Flexible Abrasive Finishing Tools, Technical Paper, Society of Manufacturing Engineers, SME No. MR93-135, 1993. Joseph P. Gaser, Applications with Abrasive Nylon Filament Tools, Technical Paper, Society of Manufacturing Engineers, SME No. MR93-326, 1993. Prasad S. Mahadev and Richard C. Sawyer, Jr., Tufted Nylon Abrasive Filament (TNAF) Disc Brushes--A New Alternative to Deburring, Edge Radiusing and Finishing Problems, Technical Paper, Society of Manufacturing Engineers, SME No. MR93-317, 1993.
Patent History
Patent number: D381139
Type: Grant
Filed: Apr 28, 1995
Date of Patent: Jul 15, 1997
Assignee: Minnesota Mining and Manufacturing Company (Saint Paul, MN)
Inventors: David E. Johnson (Ames, IA), Richard M. Pihl (Cottage Grove, MN), David C. Roeker (Hudson, WI)
Primary Examiner: A. Hugo Word
Assistant Examiner: Lavone D. Tabor
Attorneys: Gary L. Griswold, Walter N. Kirn, James J. Trussell
Application Number: 0/38,187
Type: Grant
Filed: Apr 28, 1995
Date of Patent: Jul 15, 1997
Assignee: Minnesota Mining and Manufacturing Company (Saint Paul, MN)
Inventors: David E. Johnson (Ames, IA), Richard M. Pihl (Cottage Grove, MN), David C. Roeker (Hudson, WI)
Primary Examiner: A. Hugo Word
Assistant Examiner: Lavone D. Tabor
Attorneys: Gary L. Griswold, Walter N. Kirn, James J. Trussell
Application Number: 0/38,187
Classifications
Current U.S. Class:
Element Or Attachment (D32/25);
D4/127;
D4/136;
With Rotary Brush (D32/19)
International Classification: 1505;
International Classification: 1505;