Industry Patents
Patent: 8069954
Self Erecting Zipper Lift
(Click image for PDF of full patent)
| Patent Number: |
8069954 |
| Title: |
Self Erecting Zipper Lift |
| Abstract: |
A zipper style lift that coils into a box for storage, but extends to
form a rigid, self erecting lift part. The lift stores itself in a
housing when retracted, by retracting chain parts into a spiral form.
|
| Country of Issue: |
US |
| First Named Inventor: |
Kempf |
| Assignee: |
Production Resource Group |
| Continuation or Divisional of: |
|
| International Classification: |
B66B 9/02 |
| US Classification: |
187/250 |
| Issue Date: |
12-06-2011 |
| Filing Date: |
07-25-2008 |
| Application : |
12/180447 |
| Notes: |
|
| Link to Patent at freepatentsonline.com: |
8069954 at Freepatentsonline |
| Link to World Patent Family1: |
World Patent Family at European Patent Office |
| Link to Google Patents1: |
8069954 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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