Coal shearing drum
Description
The broken lines in the drawings illustrate portions of the coal shearing drum that form no part of the claimed design.
Claims
The ornamental design for a coal shearing drum as shown and described.
Referenced Cited
U.S. Patent Documents
3207242 | September 1965 | Miller |
D225075 | November 1972 | Richmond |
4219239 | August 26, 1980 | Weikert |
4244626 | January 13, 1981 | Konieczny |
4358161 | November 9, 1982 | Needham |
4397362 | August 9, 1983 | Dice |
4411475 | October 25, 1983 | Best |
4451092 | May 29, 1984 | Best |
4471997 | September 18, 1984 | Best |
4828326 | May 9, 1989 | Schupphaus |
D325033 | March 31, 1992 | Witherspoon |
5426875 | June 27, 1995 | Rickards |
5836658 | November 17, 1998 | Mraz |
6315365 | November 13, 2001 | Gerer |
6626500 | September 30, 2003 | Cribb |
6779850 | August 24, 2004 | Schibeci |
D565616 | April 1, 2008 | Schmitz |
D566144 | April 8, 2008 | Schmitz |
D575807 | August 26, 2008 | Lin |
D602509 | October 20, 2009 | van Gemert |
7905435 | March 15, 2011 | Scepaniak |
8500208 | August 6, 2013 | Bentley |
8657384 | February 25, 2014 | Fraley |
D772305 | November 22, 2016 | Matthias |
D795929 | August 29, 2017 | Stanley |
9752434 | September 5, 2017 | Hall |
D960215 | August 9, 2022 | Weaver |
D983242 | April 11, 2023 | Ludwig |
D1024153 | April 23, 2024 | Gibson |
20160024920 | January 28, 2016 | Hall |
20220074305 | March 10, 2022 | Connell |
Patent History
Patent number: D1081731
Type: Grant
Filed: Mar 8, 2024
Date of Patent: Jul 1, 2025
Assignee: ENGINEERING & INDUSTRIAL SOLUTIONS GROUP PTY LTD (Wollongong)
Inventors: Matthew Smith (Wollongong), Joel Beck (Wollongong)
Primary Examiner: Mark A Goodwin
Application Number: 29/931,832
Type: Grant
Filed: Mar 8, 2024
Date of Patent: Jul 1, 2025
Assignee: ENGINEERING & INDUSTRIAL SOLUTIONS GROUP PTY LTD (Wollongong)
Inventors: Matthew Smith (Wollongong), Joel Beck (Wollongong)
Primary Examiner: Mark A Goodwin
Application Number: 29/931,832
Classifications
Current U.S. Class:
Drilling, Mining, Or Soil Treatment (includes Element) (D15/21)