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:
Oct. 08, 1996
Filed:
Feb. 10, 1995
Jae H Oh, Gaesan-Dong, Buk-Ku, Incheon-Jickhalshi, KR;
Other;
Abstract
A double structure spring mattress with hard spring mattress effect as well as soft spring mattress effect, one side of which mattress is backed by hard springs but the other side of which mattress is backed by soft springs coupled to the hard springs, is disclosed. The double structure spring mattress may be provided with a reinforcing spring for reinforcing the top and bottom edges of the mattress, which reinforcing spring is repeatedly coiled with regular intervals and formed into a zigzag shape having a plurality of coiled portions and fixed to top and bottom guide wires extending in the top and bottom edges of the mattress at the coiled portions using fixing rings. The spring mattress commonly meets taste of peoples preferred to use the hard spring mattress and taste of peoples preferred to use the soft spring mattress.