Industry Patents

Patent: 11511978

Lift Assembly Systems and Methods

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Patent Number: 11511978 
Title: Lift Assembly Systems and Methods 
Abstract: A lift assembly including an article to be lifted between a lowered position and a raised position, a flexible drive element coupled to the article and defining a longitudinal axis, a power mechanism coupled to the flexible drive element, a drum powered by the power mechanism and dimensioned to facilitate winding of the flexible drive element onto the drum, and a cable keeper providing a force on the flexible drive element to bias the flexible drive element toward the drum. 
Country of Issue: US 
First Named Inventor: Hoffend, Florac, Lichter, Bolz 
Assignee: Electronic Theatre Controls 
Continuation or Divisional of: 10968085 
International Classification: B66D 5/00 
US Classification: B66D 5/16 
Issue Date: 11-29-2022 
Filing Date: 03-09-2021 
Application : 17/195725 
Notes:  
Link to Patent at freepatentsonline.com: 11511978 at Freepatentsonline 
Link to World Patent Family1: World Patent Family at European Patent Office 
Link to Google Patents1: 11511978 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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