B29D 30/50
Covering
Official title: Covering, e.g. by winding, the separate bead-rings or bead-cores with textile material, e.g. with flipper strips (folding textile layers around bead-rings or bead-cores B29D30/18, B29D30/32; jointly covering bead-rings or bead cores B29D30/34)
B29D30/50 (Covering) appears on 38 US grants and 40 published applications in this corpus.
Search patents in B29D- Granted patents
- 38
- Published applications
- 40
- Assignees
- 26
- Inventors
- 99
- Latest grant
- 7 Dec 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 5 |
| 2014 | 0 | 1 |
| 2015 | 1 | 4 |
| 2016 | 3 | 2 |
| 2017 | 3 | 5 |
| 2018 | 1 | 4 |
| 2019 | 2 | 3 |
| 2020 | 2 | 5 |
| 2021 | 6 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Bead wire wrapper device and a wrapper method7 Dec 2021US 11,192,672 B2Shandong Daye Co., Ltd.
- Bead core coating method and bead core coating apparatus28 Sep 2021US 11,130,302 B2Toyo Tire Corporation
- Bead core coating method and bead core coating apparatus21 Sep 2021US 11,123,938 B2Toyo Tire Corporation
- Process and drum for looping annular anchoring structures in a process for building tyres for vehicle wheels17 Aug 2021US 11,090,892 B2Pirelli Tyre S. P. A.
- Winding device20 Apr 2021US RE48,521 E1Fuji Seiko Co., Ltd.
- Joining a tyre base layer2 Oct 2025US 2025/0303657 A1
- Manufacturing continuous belt of tyre base layer2 Oct 2025US 2025/0303660 A1
- Bead core covering method and bead core covering apparatus16 Jun 2022US 2022/0184911 A1Toyo Tire Corporation
- Bead wire wrapper device and a wrapper method10 Jun 2021US 2021/0171225 A1Shandong Daye Co., Ltd.
- Bead core, manufacturing method of the same, and pneumatic tire2 Jul 2020US 2020/0207046 A1Bridgestone Corporation
Most cited
By later US patents
- Pre-curing bead wire coating16US 4,202,717 A1980
- Apparatus and method for manufacturing a tire bead core assembly13US 5,632,836 A1997
- Tire bead ring assembly machine12US 4,196,036 AThe B. F. Goodrich Company · 1980
- Apparatus for looping a coating structure around a bead core in motor-vehicle tires11US 6,117,269 APirelli Coordinamento Pneumatici S.p.A. · 2000
- Apparatus for associating a bead filler with a bead core of a vehicle tire9US 4,226,663 AIndustrie Pirelli S.p.A. · 1980