B29C 2045/6785
Interconnecting two cylinders to supply fluid from one cylinder to the other
Official title: {interconnecting two cylinders to supply fluid from one cylinder to the other during movement of the pistons}
B29C2045/6785 (Interconnecting two cylinders to supply fluid from one cylinder to the other) appears on 10 US grants and 4 published applications in this corpus.
Search patents in B29C- Granted patents
- 10
- Published applications
- 4
- Assignees
- 3
- Inventors
- 12
- Latest grant
- 28 Aug 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Closing device in a plastic injection molding machine28 Aug 2007US 7,261,555 B1
- Drive device for a movable part, especially a mold closure device for an injection molding machine, and method for operating such a drive device16 Nov 2004US 6,817,859 B2Bosch Rexroth AG
- Mold closing unit for use in an injection molding machine for processing synthetic materials20 Aug 1996US 5,547,366 A
- Hydraulic system in an injection molding machine14 Jul 1992US 5,129,806 A
- Clamping unit for injection molding machine1 Oct 1991US 5,052,910 A
- Mold clamping device1 Nov 2012US 2012/0276242 A1
- Clamping unit for an injection molding machine, and method for operating such a clamping unit17 May 2007US 2007/0108661 A1Demag Ergotech GmbH
- Injection-molding machine14 Dec 2006US 2006/0280833 A1Klöckner Desma Elastomertechnik GmbH
- Drive device for a movable part, especially a mold closure device for an injection molding machine, and method for operating such a drive device13 Feb 2003US 2003/0029325 A1Bosch Rexroth AG
Most cited
By later US patents
- Compact hydraulic drive for die closing unit of injection molding machine46US 4,380,427 A1983
- Hydraulic system for the mold clamping unit of a plastics injection molding machine40US 4,846,664 A1989
- Clamping unit for injection molding machine38US 5,052,910 A1991
- Hydraulic system in an injection molding machine36US 5,129,806 A1992
- Clamping mechanism in an injection molding machine31US 4,981,426 A1991