Y10S 242/903
Drum for a winch or hoist
Y10S242/903 (Drum for a winch or hoist) appears on 13 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 13
- Published applications
- 0
- Assignees
- 9
- Inventors
- 13
- Latest grant
- 1 Feb 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Winch having a multiple diameter drum1 Feb 2000US 6,019,353 ALewmar Marine Limited
- Winch having drum of two diameters for alternative engagement by a line at two speeds3 Nov 1998US 5,829,736 AHarken, Inc.
- Overhead door cable winding drum9 Aug 1994US 5,335,883 AApco Power-Unit Corporation
- Clamping mechanism for securing a rope to a winch drum17 May 1994US 5,312,061 AHarnischfeger Corporation
- Internally mounted drive mechanism for a belt-winding drum29 Aug 1989US 4,860,965 ARolflor Industries, Inc.
No published applications in this class yet.
Most cited
By later US patents
- Winch having a multiple diameter drum22US 6,019,353 ALewmar Marine Limited · 2000
- Winch having drum of two diameters for alternative engagement by a line at two speeds21US 5,829,736 AHarken, Inc. · 1998
- Winch with cable tensioning device operable during reeling out and reeling in18US 4,023,744 AWestern Gear Corporation · 1977
- Bull wheel10US 3,946,618 ASuperior Iron Works & Supply Company, Inc. · 1976
- Spare tire handling mechanism9US 4,600,352 AGulf & Western Manufacturing Company · 1986