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Synthetic fiber rope for an elevator
   
Document Number
US Patent 7032371
Issued Date
April 25, 2006
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Abstract
A synthetic rope for an elevator having improved resistance to compression and abrasion is provided and comprises a plurality of strands forming layers of the rope, each strand formed from a plurality of pre-twisted strands made from high modulus synthetic filaments. One or more of the strands or layers of strands may be impregnated with a lubricant, such as polytetrafluoroethylene, to reduce the abrasion among the strands and substrands, and increase the service life of the rope. The exterior of the rope may be covered by a jacket that provides for traction with the drive sheave. An elevator system comprising the claimed rope is also provided.
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Number of Claims:
15
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Owner
Published
April 25, 2006
Application Number
10/354,378
Filed
January 30, 2003
US Classification
57/237  
Int'l Classification
D02G   3/02   (20060101)  
Examiner
Attorney/Law Firm
Parent Case
This application claims priority to U.S. provisional patent application Ser. No. 60/353,020, filed Jan. 30, 2002, the disclosure of which is incorporated herein in its entirety.
USPTO Field of Search
57/211   57/236   57/237  
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