B29D 30/247
Arrangements for the first stage only
Official title: {Arrangements for the first stage only, e.g. means for radially expanding the drum to lock the beads (B29D30/245 takes precedence)}
B29D30/247 (Arrangements for the first stage only) appears on 45 US grants and 33 published applications in this corpus.
Search patents in B29D- Granted patents
- 45
- Published applications
- 33
- Assignees
- 22
- Inventors
- 82
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 4 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 3 | 4 |
| 2021 | 3 | 2 |
| 2022 | 1 | 3 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Expandable drum for shaping pneumatic tires that comprises a parallelogram-type expander device for retaining the bead wire19 Nov 2024US 12,145,339 B2Compagnie Generale Des Etablissements Michelin
- Drum and method for manufacturing a tire blank30 Jan 2024US 11,884,035 B2Compagnie Generale Des Etablissements Michelin
- Turn-up section and tire building drum comprising said turn-up section24 Oct 2023US 11,794,432 B2Vmi Holland B.V.
- Method for building tyres18 Jul 2023US 11,701,851 B2Pirelli S.p.A.
- Method and plant for building tyres25 Jan 2022US 11,230,075 B2Pirelli Tyre S. P. A.
- Bead-lock section, drum half and tire building machine12 Jun 2025US 2025/0187283 A1Vmi Holland B .V.
- Method and device for adjusting axial size of middle drum assembly, and forming drum28 Nov 2024US 2024/0391197 A1Mesnac Co., Ltd.
- Drum half, tire building machine and method for operating said tire building machine21 Dec 2023US 2023/0405954 A1Vmi Holland B .V.
- Expandable drum for shaping pneumatic tires that comprises a parallelogram-type expander device for retaining the bead wire1 Sep 2022US 2022/0274363 A1Compagnie Generale Des Etablissements Michelin
- Method for building tyres7 Apr 2022US 2022/0105698 A1Pirelli Tyre S. P. A.
Most cited
By later US patents
- Tire building drum37US 4,131,500 AAvon Tyres Limited · 1978
- Tire building drum30US 4,239,579 AThe Goodyear Tire & Rubber Company · 1980
- Bead lock drum for use in the manufacture of vehicle tires25US 5,354,405 AWyko Corporation · 1994
- Building machine having an infinite number of drum settings21US 4,151,035 AThe General Tire & Rubber Company · 1979
- Apparatus for manufacturing a radial tire21US 4,685,992 AMitsubishi Jukogyo Kabushiki Kaisha · 1987