B29C 45/5008
Drive means therefor
Official title: {Drive means therefor}
B29C45/5008 (Drive means therefor) appears on 316 US grants and 257 published applications in this corpus.
Search patents in B29C- Granted patents
- 316
- Published applications
- 257
- Assignees
- 129
- Inventors
- 520
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 3 |
| 2002 | 22 | 15 |
| 2003 | 12 | 24 |
| 2004 | 16 | 25 |
| 2005 | 7 | 14 |
| 2006 | 23 | 10 |
| 2007 | 14 | 10 |
| 2008 | 9 | 15 |
| 2009 | 4 | 12 |
| 2010 | 6 | 7 |
| 2011 | 14 | 9 |
| 2012 | 8 | 4 |
| 2013 | 0 | 7 |
| 2014 | 5 | 6 |
| 2015 | 10 | 11 |
| 2016 | 9 | 2 |
| 2017 | 3 | 3 |
| 2018 | 2 | 8 |
| 2019 | 2 | 3 |
| 2020 | 7 | 6 |
| 2021 | 5 | 14 |
| 2022 | 5 | 12 |
| 2023 | 7 | 6 |
| 2024 | 7 | 18 |
| 2025 | 10 | 6 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 2045/5032Using means for detecting injection or back pressuresIndexing code75
- B29C 2045/504Electric motors for rotary and axial movement of the screw being coaxialIndexing code33
- B29C 2045/5024Screws rotated by the coaxial rotor of an electric motorIndexing code32
- B29C 2045/5028Screws axially driven by the coaxial rotor of an electric motorIndexing code24
- B29C 2045/5056Screws axially driven by a rotatable screw shaft cooperating with a fixedIndexing code24
- B29C 2045/5068Mechanical drive means in series with hydraulic drive means for axially movableIndexing code24
- B29C 2045/5048Screws axially driven and rotated by a drive shaft having a screwIndexing code14
- B29C 2045/5088Screws axially and rotatably driven by a pistonIndexing code13
All 19 subgroupsShow fewer
- B29C 2045/5076Using a single drive motor for rotary and for axial movements ofIndexing code11
- B29C 2045/5084Screws axially driven by roller elementsIndexing code11
- B29C 2045/506Using a hydraulic transmission between drive motor and the axially movable screwIndexing code9
- B29C 2045/502Screws axially driven by a crank or eccentric mechanismIndexing code6
- B29C 2045/5052Screws axially driven by a rotatable nut cooperating with a fixed screwIndexing code6
- B29C 2045/5044Screws axially driven by rack and pinion meansIndexing code4
- B29C 2045/508Idle or dead stroke elements between injection screw and drive meansIndexing code3
- B29C 2045/5016Screws axially driven by a lever mechanismIndexing code2
- B29C 2045/5012Screws axially driven by a toggle mechanismIndexing code1
- B29C 2045/5064Coupling means between rotation motor and rectilinear drive motorIndexing code1
- B29C 2045/5072Using a drive screw comprising screw parts having opposite thread directionsIndexing code1
Recent patents
- Controller for injection molding machine, injection molding machine, and control method for injection molding machine30 Jun 2026US 12,668,009 B2Sumitomo Heavy Industries, Ltd.
- Injection molding machine with controller for diagnosing injection molding machine5 May 2026US 12,617,138 B2The Japan Steel Works, Ltd.
- Control method for injection molding machine and injection molding machine5 May 2026US 12,617,139 B2Shibaura Machine Co., Ltd.
- Injection device14 Apr 2026US 12,600,067 B2Sodick Co., Ltd.
- Control device for injection molding machine and control method for injection molding machine24 Mar 2026US 12,583,155 B2Sumitomo Heavy Industries, Ltd.
- Vacuum degasser, injection unit provided with same, and method for vacuum degassing27 Aug 2026US 2026/0249531 A1The Japan Steel Works, Ltd.
- Injection molding machine and control method thereof27 Aug 2026US 2026/0249534 A1Delta Electronics, Inc.
- Injection molding machine23 Jul 2026US 2026/0208417 A1Sodick Co., Ltd.
- Plasticizing device, injection molding device, and decelerator16 Jul 2026US 2026/0200150 A1Seiko Epson Corporation
- Screw pump and its components25 Jun 2026US 2026/0175493 A1Illiois Tool Works Inc.
Most cited
By later US patents
- Injection molding machines having a brushless DC drive system82US 4,988,273 ACincinnati Milacron Inc. · 1991
- Injection molding machine55US 4,540,359 ANissei Plastics Industrial Co., Ltd. · 1985
- Molding machine44US 6,051,896 AMisso Electric Company · 2000
- Process for injection molding machine with electric drives40US 5,911,924 AProcontrol, Inc. · 1999
- Injection molding machine with an electric drive32US 5,792,483 AVickers, Incorporated · 1998