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Current content: 159 515 718 patent documents

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EP 0379388 A2 19900725 - Hollow cable bolt.

Title (en)

Hollow cable bolt.

Title (de)

Hohler Kabelanker.

Title (fr)

Boulon d'ancrage creux en câbles.

Publication

EP 0379388 A2 19900725 (EN)

Application

EP 90300610 A 19900122

Priority

CA 588895 A 19890123

Abstract (en)

A hollow cable bolt having a central tube (12) circumscribed by a plurality of wound wires (14). The bolt is inserted into a hole (16) and grout (22) is pumped into the bore of the tube. The grout exits the bolt and flows within the annulus formed between the hole and the bolt.

IPC 1-7

E21D 21/00

IPC 8 full level

E21D 21/00 (2006.01)

CPC (source: EP)

E21D 21/0026 (2013.01); E21D 21/006 (2016.01)

Designated contracting state (EPC)

AT BE FR GB SE

DOCDB simple family (publication)

EP 0379388 A2 19900725; EP 0379388 A3 19910313; AU 4867890 A 19900726

DOCDB simple family (application)

EP 90300610 A 19900122; AU 4867890 A 19900122