A left side view has been omitted since it is a mirror image of the right side view. A bottom view has been omitted since it is a mirror image of the top view.
A left side view has been omitted since it is a mirror image of the right side view. A bottom view has been omitted since it is a mirror image of the top view.
| Number | Name | Date | Kind |
|---|---|---|---|
| 1466651 | Peterson | Aug 1923 | A |
| 1970134 | Ferris | Aug 1934 | A |
| 3121263 | Binner | Feb 1964 | A |
| 3522939 | Rode | Aug 1970 | A |
| 5701778 | Kirii | Dec 1997 | A |
| 5706696 | Wagner | Jan 1998 | A |
| 5761865 | Schiedegger et al. | Jun 1998 | A |
| 5782055 | Crittenden | Jul 1998 | A |
| 5799532 | Lewis | Sep 1998 | A |
| 5979211 | Pahl et al. | Nov 1999 | A |
| 6032506 | Kergen | Mar 2000 | A |
| 6068245 | Roper | May 2000 | A |
| 6691545 | Aagaard | Feb 2004 | B1 |
| 6705150 | Jella | Mar 2004 | B1 |
| 6988342 | Luetgert et al. | Jan 2006 | B2 |
| 20040206029 | Luetgert et al. | Oct 2004 | A1 |
| 20050279151 | Shiroza et al. | Dec 2005 | A1 |
| 20060010954 | Baba et al. | Jan 2006 | A1 |
| Number | Date | Country |
|---|---|---|
| 04371326 | Dec 1992 | JP |
| WO9000943 | Feb 1990 | WO |