Grate bar
The claimed “grate bar” may be used in conjunction with a traveling grate stoker.
Claims
The ornamental design for a “grate bar,” as shown and described.
362648 | May 1887 | Miller |
403416 | May 1889 | Campbell |
D22739 | August 1893 | Gregory |
D25533 | May 1896 | Conway |
D28361 | March 1898 | Walker |
D29928 | January 1899 | Richardson |
D30506 | April 1899 | Thost |
D33201 | September 1900 | Truesdell |
D33923 | January 1901 | Richardson |
1339531 | May 1920 | Walle |
1629629 | May 1927 | McDonald |
1917652 | July 1933 | Krieger |
2431415 | November 1947 | Mosshart |
2955812 | October 1960 | Boron |
3962977 | June 15, 1976 | Calame et al. |
4200047 | April 29, 1980 | Knorr |
5265543 | November 30, 1993 | Hamaker et al. |
5361892 | November 8, 1994 | Hamaker et al. |
5551356 | September 3, 1996 | Post |
D390949 | February 17, 1998 | Fong et al. |
5766001 | June 16, 1998 | Bentson |
5839376 | November 24, 1998 | Barlow |
D414859 | October 5, 1999 | Hapgood et al. |
6196143 | March 6, 2001 | Post |
- Detroit Combustion Equipment for Biomass and Refuse Fuels; brochure Bulletin No. 14-05; Detroit Stoker Company, 1510 East First Street, PO Box 732, Monroe MI 48161; detroitstoker.com.
- Detroit Stoker Rotograte Seal Drawing, Dec. 7, 1972, Detroit Stoker Company, 1510 East First Street, PO Box 732, Monroe MI 48161; detroitstoker.com.
- Detroit Stoker Rotograte Stoker front drawing, sectional view showing grate, RG-10M-1B Sep. 1987; Detroit Stoker Company, 1510 East First Street, PO Box 732, Monroe MI 48161; detroitstoker.com.
Type: Grant
Filed: Dec 17, 2007
Date of Patent: Apr 26, 2011
Inventor: Joseph R. Post (Canandaigua, NY)
Primary Examiner: David G Muller
Attorney: Basch & Nickerson LLP
Application Number: 29/298,960