FIG. 1 is a top, front, left perspective view of a big crane of the present invention;
FIG. 2 is a top plan view thereof;
FIG. 3 is shows a left side view of the big crane, the right side being a mirror image thereof; and,
FIG. 4 shows a front view thereof.
The broken line showing of counterweights, hoist lines, swiveleye, surface structure and cable driving mechanism in the figures is included for the purpose of illustrating environment and forms no part of the claimed design.
Lavering, Joel
Patent |
Priority |
Assignee |
Title |
3280931, |
|
|
|
3545627, |
|
|
|
3794184, |
|
|
|
3868022, |
|
|
|
3939988, |
Apr 09 1969 |
General Crane Industries Limited |
Tower crane |
4053060, |
Feb 13 1976 |
|
Crane |
4394911, |
Apr 08 1980 |
FMC Corporation |
Heavy duty crane |
4529094, |
Aug 22 1983 |
TRUST COMPANY, UNITED STATES |
Articulation for tower crane boom that has a parking position |
D244709, |
Jul 16 1975 |
|
Toy crane |
D467403, |
Oct 12 2000 |
Potain |
Crane |
D606725, |
Dec 13 2007 |
Rigging International |
Big crane |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
n/a
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |