Title:
【発明の名称】遊端回旋部を有するスプリングを用いたインナースプリング構造
Document Type and Number:
Japanese Patent JPH10509347
Kind Code:
A
Abstract:
An innerspring assembly, such as for use in a mattress, comprises a plurality of coil springs defining upper and lower terminal convolutions and body portions therebetween. Adjacent coil springs are attached together at the body portions thereof with the terminal convolutions being unattached to one another, so that the terminal convolution can move independently of one another.
Inventors:
Wagner, Robert F.
Freeman, Barry William
Langer, Paul Jay.
Freeman, Barry William
Langer, Paul Jay.
Application Number:
JP51401996A
Publication Date:
September 14, 1998
Filing Date:
October 20, 1995
Export Citation:
Assignee:
The Ohio Mattress Company Licensing and Components Group
International Classes:
A47C23/04; A47C23/02; A47C23/05; A47C27/04; A47C27/06; A47C27/07; B21F33/04; F16F3/00; F16F3/04; (IPC1-7): A47C23/04; F16F3/00; F16F3/04
Attorney, Agent or Firm:
Shusaku Yamamoto