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Sag correction system
 
   
Document Number
US Patent 7220080
Issued Date
May 22, 2007
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Abstract
A housing has a central recessed area with a first end and a second end. Each end has an inside rim with at least one aperture there through. The housing has an outside end with an outside end rim with at least one aperture there through. The housing has a central portion with a full circumference. At least one elastomeric pad has an upper face and a lower face. The upper face is coupled to the housing. At least one lifting member are coupled to the housing.
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Sag correction system - US Patent 7220080 Drawing
Drawing from US Patent 7220080
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Number of Claims:
11
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Published
May 22, 2007
Application Number
11/148,115
Filed
June 8, 2005
US Classification
405/184.1   138/97 405/184.4
Int'l Classification
F16L   55/00   (20060101)  
Attorney/Law Firm
USPTO Field of Search
405/184.1   405/184.4   405/184.3   405/154.1   138/97  
Related Patents
7371031 - Sag correction system

A housing has a central recessed area with a first end and a second end. Each end has an inside rim with at least one aperture there through. The housing has an outside end with an outside end rim with at least one aperture there through. The housing has a central portion with a full circumference. At least one elastomeric pad has an upper face and a lower face. The upper face is coupled to the housing. A compound lifting assembly coupling the pad to the housing.

Claims
Description
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