Industry Patents
Patent: 7854423
Modular Lift Assembly
(Click image for PDF of full patent)
| Patent Number: |
7854423 |
| Title: |
Modular Lift Assembly |
| Abstract: |
A lift assembly having a drum rotatably mounted to a frame and linearly
translatable with respect to one or more portions of the frame. A
plurality of head blocks can be connected to the frame along a helical
mounting path, wherein linear translation of the drum during takeoff or
take-up can maintain a predetermined fleet angle between a take off point
from the drum and the head block.
|
| Country of Issue: |
US |
| First Named Inventor: |
Hoffend |
| Assignee: |
Daktronics |
| Continuation or Divisional of: |
6988716 |
| International Classification: |
B66D 3/08 |
| US Classification: |
254/331 |
| Issue Date: |
12-21-2010 |
| Filing Date: |
08-08-2008 |
| Application : |
12/189002 |
| Notes: |
|
| Link to Patent at freepatentsonline.com: |
7854423 at Freepatentsonline |
| Link to World Patent Family1: |
World Patent Family at European Patent Office |
| Link to Google Patents1: |
7854423 at Google Patents |
1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.
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