The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 08, 1989
Filed:
Mar. 10, 1988
Applicant:
Inventor:
Chester R Yates, Carthage, MO (US);
Assignee:
Leggett & Platt, Incorporated, Carthage, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47C / ;
U.S. Cl.
CPC ...
5247 ; 5255 ; 5268 ; 267103 ;
Abstract
A box spring assembly includes a base frame, a top wire grid and a plurality of sinuous wire spring strips interconnecting the top wire grid and the base frame. The sinuous wire spring strips each comprises six substantially vertical legs and three spaced, substantially flat, horizontal platform sections with the flat platform sections of each spring being attached to the top wire grid and the bottom ends of each leg being attached to the base frame.