|
The ornamental design for a cutting head, as shown and described. |
FIG. 1 is a front view in elevation of a cutting head showing our new design;
FIG. 2 is a rear view thereof in elevation;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side view thereof in elevation;
FIG. 6 is a left side view thereof in elevation;
FIG. 7 is a perspective view thereof from a bottom right corner; and,
FIG. 8 is a perspective view thereof from a top left corner.
McLeod, Gavin Thomas, Egan, Matthew Vance
Patent | Priority | Assignee | Title |
10471435, | May 18 2012 | ESCO GROUP LLC | Hammer for shredding machines |
D681705, | Jun 02 2011 | Shakespeare Company, LLC | Portion of a cutting head |
D731564, | May 17 2013 | ESCO GROUP LLC | Hammer for shredding machines |
Patent | Priority | Assignee | Title |
2068704, | |||
2345699, | |||
2358466, | |||
2640546, | |||
2842343, | |||
3437159, | |||
3603411, | |||
3603413, | |||
3692126, | |||
3955633, | Apr 26 1974 | Mindrill Limited | Drill |
4281722, | May 15 1979 | LONGYEAR COMPANY, A CORP OF MN | Retractable bit system |
4497382, | Mar 24 1983 | Komitet po Goelogica | Retractable core drill bit |
4828023, | Jan 19 1988 | EASTERN OIL TOOLS PTE, LTD , JURONG TOWN, P O BOX 291, SINGAPORE 9161, A CORP OF SINGAPORE | Mechanical latching device operated by dead weight and tension |
5269387, | Feb 27 1992 | NANCE, LARRY S | Insert for mine roof tool bit |
5373908, | Mar 10 1993 | Baker Hughes Incorporated | Chamfered cutting structure for downhole drilling |
5435403, | Dec 09 1993 | Baker Hughes Incorporated | Cutting elements with enhanced stiffness and arrangements thereof on earth boring drill bits |
GB2181764, | |||
GB788637, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 18 1996 | MCLEOD, GAVIN THOMAS | DOWN HOLE TECHNOLOGIES PTY LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008029 | /0665 | |
Jun 18 1996 | EGAN, MATTHEW VANCE | DOWN HOLE TECHNOLOGIES PTY LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008029 | /0665 |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |