Title:
固定ザイル用落下防止装置
Document Type and Number:
Japanese Patent JP4242222
Kind Code:
B2
Abstract:
The following fall-prevention device includes a fixed safety cord (12) equipped with a restraint system comprising an arm support articulated on a first axis (24) between active blocking and release positions. The device also includes a cylindrical roller (28) and a mechanical coupling arranged between a body of a roller drive device (33) and the arm support so as to occupy a disconnected position or a coupled position. The peripheral surface of the roller has a number of barbs (32) for enabling rotation of the roller in the direction of the descent, and a slip on the safety cord. The body (16) of the fall precentrion device comprises a U-shaped rectilinear chute for passage of the cord, with the chute having holes for the passage of a fastener attachable to the cord.
Inventors:
Paul, Petzl
Alan, Maurice
Christian, Brocle
Alan, Maurice
Christian, Brocle
Application Number:
JP2003196470A
Publication Date:
March 25, 2009
Filing Date:
July 14, 2003
Export Citation:
Assignee:
ZEDEL
International Classes:
A62B35/00; A62B1/14; F16D63/00; A62B35/04; F16D43/16; F16D43/24
Domestic Patent References:
| JP6007470A | ||||
| JP11512958A | ||||
| JP35021610Y1 |
Foreign References:
| GB2192664B |
Attorney, Agent or Firm:
Kenji Yoshitake
Hiroyuki Nagai
Junpei Okada
Hirohito Katsunuma
Hiroyuki Nagai
Junpei Okada
Hirohito Katsunuma