Industry Patents

Patent: 10399832

Compact Hoist Accessories and Combination Systems

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Patent Number: 10399832 
Title: Compact Hoist Accessories and Combination Systems 
Abstract:

A hoist system having a drum primarily self-contained within a batten, for raising and lowering lighting, sound equipment, curtains and the like, often in a performance environment. The compact system is highly scalable to a variety of spaces and applications, including school and public theaters and concert halls, as well as some homes, private business, etc. The hoist system may be adapted with safety mechanisms including an overspeed detector, which may comprise a centrifugal detection mechanism coupled to an elongate member of the system; dampening means; a compact mechanism for trimming or adjusting an operative length of elongate member; stabilizing pipe shaft bearings; elongate member diverter pulley mechanisms load balancing termination points. Additional features include various alternative combination hoist implementations and orientations, and alternative incorporated attachment mechanisms for use with the hoist system.  

Country of Issue: US 
First Named Inventor: Hoffend, Hoffend 
Assignee: Electronic Theatre Controls 
Continuation or Divisional of:  
International Classification: B66D 5/16 
US Classification: B66D 5/16 
Issue Date: 09-03-2019 
Filing Date: 11-15-2015 
Application : 14/941658 
Notes:  
Link to Patent at freepatentsonline.com: 10399832 at Freepatentsonline 
Link to World Patent Family1: World Patent Family at European Patent Office 
Link to Google Patents1: 10399832 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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