Title:
APPARATUS FOR ARRESTING DUCTILE FRACTURE PROPAGATION
Document Type and Number:
Japanese Patent JPH0694185
Kind Code:
A
Abstract:
PURPOSE: To provide a lightweight and anti-corrosive crack arrester capable of preventing cracks initiated in a pipe from spreading propagatively.
CONSTITUTION: This crack arrester 10 has non-metal fibers 16 which is noncorrosive, light-weight, and having a high tensile strength such as glass fiber is covered with a resin 27 such as epoxy, asphalt enamel, coal tar enamel, etc., and encapsulated in a resin matrix, to form a band-shaped material which surrounds and restrains a pipe 12, and a crack.
Inventors:
FAWLEY NORMAN C (US)
Application Number:
JP22430992A
Publication Date:
April 05, 1994
Filing Date:
August 24, 1992
Export Citation:
Assignee:
FAWLEY NORMAN (US)
International Classes:
F16L9/04; B29C53/66; B29C63/24; F16J12/00; F16L9/00; F16L55/00; F16L57/00; F16L57/02; F16L58/10; F16L58/14; F17C1/06; (IPC1-7): F16L57/00; F16L9/04
Domestic Patent References:
| JPS53129274A | 1978-11-11 |
Foreign References:
| US4195669A | 1980-04-01 |
Attorney, Agent or Firm:
Makoto Kanesaka (1 person outside)
Next Patent: MANUFACTURE OF INSULATED CORROSION-RESISTANT JOINT