Y10T 74/1934
Tumbler and cone
Y10T74/1934 (Tumbler and cone) appears on 51 US grants and 19 published applications in this corpus.
Search patents in Y10T- Granted patents
- 51
- Published applications
- 19
- Assignees
- 16
- Inventors
- 55
- Latest grant
- 6 Mar 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 1 |
| 2003 | 1 | 3 |
| 2004 | 3 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 2 | 7 |
| 2008 | 4 | 2 |
| 2009 | 3 | 3 |
| 2010 | 3 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Variable transmission for a motor vehicle6 Mar 2012US 8,127,636 B2
- Brake for gear cone transmission14 Jun 2011US 7,958,799 B1
- Variable transmission28 Dec 2010US 7,856,902 B2Turbo Trac USA, Inc.
- Revolving transmission23 Mar 2010US 7,682,278 B2
- Cone and idler continuously variable transmission23 Feb 2010US 7,665,377 B2
- Transmission17 Dec 2009US 2009/0312137 A1
- Revolving transmission18 Jun 2009US 2009/0156354 A1Ulrich Rohs
- Variable Transmission for a Motor Vehicle5 Mar 2009US 2009/0056486 A1
- Variable transmission31 Jan 2008US 2008/0022950 A1Turbo Trac Systems
- Variable transmission using frusto-conical gears and sliding face gears10 Jan 2008US 2008/0006108 A1
Most cited
By later US patents
- Stack of gears and transmission system utilizing the same177US 6,499,373 B22002
- Transmission111US 7,574,935 B22009
- Shift mechanism for bicycle55US 5,205,794 ABicycle Partnership #1 · 1993
- Gear drive having continuously variable drive ratio40US 6,802,229 B12004
- Variable ratio power transmission means39US 4,630,495 AFairey Hydraulics Limited · 1986