B21B 2203/02
Backlash elimination
B21B2203/02 (Backlash elimination) appears on 8 US grants and 0 published applications in this corpus.
Search patents in B21B- Granted patents
- 8
- Published applications
- 0
- Assignees
- 6
- Inventors
- 15
- Latest grant
- 7 Dec 1999
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydraulically preloaded rolling stands7 Dec 1999US 5,996,388 ATechint Compagnia Tecnica Internazionale S.p.A.
- Journal-less rotary dies and stand1 Dec 1998US 5,842,399 AAtlantic Eagle, Inc.
- Method of making rotary cutting dies19 Nov 1996US 5,575,185 AAtlantic Eagle, Inc.
- Rotary cutting dies23 May 1995US 5,417,132 A
- Method and apparatus for adjusting and changing the height of the plane of passage of the material to be rolled through rolls of rolling stands of a shape rolling mill24 Sep 1991US 5,050,415 ASMS Schloemann-Siemag Aktiengesellschaft
No published applications in this class yet.
Most cited
By later US patents
- Rotary cutting dies37US 5,417,132 A1995
- Method of making rotary cutting dies21US 5,575,185 AAtlantic Eagle, Inc. · 1996
- Adjustable width rolls for rolling mill14US 5,031,435 AKawasaki Steel Corporation · 1991
- Journal-less rotary dies and stand13US 5,842,399 AAtlantic Eagle, Inc. · 1998
- Rolling mill sizing apparatus3US 4,255,956 AKocks Technik GmbH & Co. · 1981