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. 11, 1987
Filed:
Jul. 29, 1985
Applicant:
Inventor:
Robert C Hagemeister, Boston, MA (US);
Assignee:
Webster Spring Co. Inc., Oxford, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47C / ;
U.S. Cl.
CPC ...
267103 ; 5247 ; 5255 ; 267108 ;
Abstract
A bent wire spring unit for interposition between a grid frame and base frame comprising upper and lower attaching elements and intervening spaced, parallel, oppositely-facing supports comprising vertical lengths of wire and at the upper and lower ends of the vertical lengths of wire, V-shaped lengths of wire, the legs of which are connected, respectively, to the vertical lengths of wire and to the attaching elements.