B29D 2030/3264
Using radially expandable, contractible mechanical means
Official title: {using radially expandable, contractible mechanical means, e.g. circumferentially spaced arms, spring rollers, cages}
B29D2030/3264 (Using radially expandable, contractible mechanical means) appears on 48 US grants and 66 published applications in this corpus.
Search patents in B29D- Granted patents
- 48
- Published applications
- 66
- Assignees
- 35
- Inventors
- 112
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 5 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 4 | 2 |
| 2006 | 3 | 4 |
| 2007 | 0 | 1 |
| 2008 | 3 | 3 |
| 2009 | 1 | 5 |
| 2010 | 1 | 2 |
| 2011 | 2 | 5 |
| 2012 | 2 | 2 |
| 2013 | 1 | 1 |
| 2014 | 3 | 2 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 3 | 5 |
| 2018 | 0 | 0 |
| 2019 | 2 | 3 |
| 2020 | 2 | 5 |
| 2021 | 1 | 4 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 3 | 3 |
| 2025 | 0 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tire production method and apparatus5 May 2026US 12,617,168 B2Mesnac Co., Ltd.
- Mechanical drum suspension turn-up forming structure27 Jan 2026US 12,533,861 B2Mesnac Co., Ltd.
- Shoulder assembly for tire building machine10 Sep 2024US 12,083,761 B2Davian Enterprises, LLC
- Modular tire turn-up apparatus3 Sep 2024US 12,076,953 B2Bridgestone Americas Tire Operations, LLC
- Apparatus and process for building tyres for vehicle wheels9 Apr 2024US 11,951,702 B2Pirelli Tyre S. P. A.
- Roller turn-up mechanism and mechanical drum8 Jan 2026US 2026/0008246 A1Mesnac Co., Ltd.
- Tire building method and mechanical drum4 Dec 2025US 2025/0367895 A1Mesnac Co., Ltd.
- Tire building method and mechanical drum10 Jul 2025US 2025/0222669 A1Mesnac Co., Ltd.
- Bead-lock section, drum half and tire building machine12 Jun 2025US 2025/0187283 A1Vmi Holland B .V.
- Mechanical drum suspension turn-up forming structure14 Nov 2024US 2024/0375364 A1Mesnac Co., Ltd.
Most cited
By later US patents
- Tire building drum37US 4,131,500 AAvon Tyres Limited · 1978
- Manufacture of radial-carcass tires17US 3,971,694 ANRM Corporation · 1976
- Building drum assembly16US 4,229,246 AThe Steelastic Company · 1980
- Ply turn-up means in a tire building machine13US 4,362,592 AThe B. F. Goodrich Company · 1982
- Tire building drum with turn-up apparatus11US 6,318,434 B1VMI EPE Holland B.V. · 2001