REINFORCEMENT STRUCTURE OF EXISTING FLOOR SLAB BY METAL FIBER CONTAINED HIGH STRENGTH CONCRETE PC BOARD

Title:

REINFORCEMENT STRUCTURE OF EXISTING FLOOR SLAB BY METAL FIBER CONTAINED HIGH STRENGTH CONCRETE PC BOARD

Document Type and Number:

Japanese Patent JP2004116216

Kind Code:

A

Abstract:

To provide a reinforcement structure of an existing floor slab not giving discomfort even in scenery by facilitating construction without increasing weight of the floor slab in the reinforcement structure of the existing floor slab.

A thin metal fiber contained high strength concrete PC board making a boat shape corresponding to the lower face shape of the existing floor slab by blended matter including at least cement, pozzolanic fine powder, aggregate particles of 2 mm or less of a particle diameter, a metal fiber, quartz powder of 3-20 μm of an average particle diameter, fiber particles or thin piece particles of 1 mm or less of particle size and a water reducing agent is formed. The concrete PC board is integrally fixed on the lower face of the existing floor slab.

Inventors:

NAKAMURA KAZUKI
HIRAYAMA TATSURO

Application Number:

JP2002283624A

Publication Date:

April 15, 2004

Filing Date:

September 27, 2002

Export Citation:

Click for automatic bibliography generation Help

Assignee:

ORIENTAL CONSTRUCTION CO LTD
TAIHEIYO CEMENT CORP

International Classes:

E01D22/00; E01D19/12; E04G23/02; E01D101/40; (IPC1-7): E01D22/00; E01D19/12; E04G23/02

Attorney, Agent or Firm:

Nobuyuki Hayashi
Takehiko Katayose
Toshihide Mori

Previous Patent: COMMUNICATION SYSTEM, CONTROL DEVICE AND MANAGEMENT DEVICE

Next Patent: TATAMI MAT AND TATAMI