IPC Subgroup
A47C 23/12 using tensioned springs, e.g. of flat type
Introduced: September 1968
Last revised: January 2006
Full Title
Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases > using tensioned springs, e.g. of flat type
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- Subclass:
- CHAIRS; SOFAS; BEDS
8 direct subcodes
Child Classifications
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- A47C 23/14 forming nets; combined with nets
- A47C 23/16 of plane meandering type
- A47C 23/18 of resilient webbing
- A47C 23/2 of resilient sheet form
- A47C 23/22 of tensioned rubber cords or like cords
- A47C 23/24 using tensioned textile or other non-resilient strips
- A47C 23/26 Frames therefor; Connecting the springs to the frame
- A47C 23/28 Tensioning devices therefor