Title:
SAFETY CONE
Document Type and Number:
Japanese Patent JP2004162356
Kind Code:
A
Abstract:
To provide safety cones of simple structure conformable to the hand (hard to slip) in installing them while detaching them one by one by hand besides predicting danger at a working site and ensuring safety of workability.
A slip preventing means 5 is formed at a safety cone body 1 formed in a conical shape, The slip preventing means 5 is composed of either one or more selected from a group comprising a cutout hole formed at the upper part of the cone body, an inward recessed part or an outward projecting part formed at the upper part of the cone body, a partially slit depth of cut, and a rough part provided on the surface.
Inventors:
MABUCHI KAZUMI
MABUCHI TAKESHI
MABUCHI YOKO
MABUCHI TAKESHI
MABUCHI YOKO
Application Number:
JP2002328961A
Publication Date:
June 10, 2004
Filing Date:
November 13, 2002
Export Citation:
Assignee:
YAMATATSUGUMI KK
International Classes:
E01F13/02; E01F13/04; (IPC1-7): E01F13/02
Domestic Patent References:
| JP2001172928A | 2001-06-26 | |||
| JPH11152715A | 1999-06-08 | |||
| JPH1181260A | 1999-03-26 |
Attorney, Agent or Firm:
Takenori Hiroe
Kenichi Uno
Kenichi Uno