Title:
RULED LINE FORMER AND METHOD FOR FORMING RULED LINES
Document Type and Number:
Japanese Patent JP3696756
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a ruled line former which forms ruled lines on a cardboard for forming a paper ware such as a corrugated board sheet so that the cardboard can be folded correctly along a fold line as well as a method for forming ruled lines.
SOLUTION: The ruled line former 1 forms ruled lines for folding a cardboard for forming a paper ware in collaboration with a ruled line stamping member 10. In this case, a narrower groove part 2 than the width of an opposite position to the ruled line stamping member 10, is formed and a downward slope face is formed toward the groove part 2, in a wider section than the width of the ruled line stamping member 10, on both sides of the groove part 2.
Inventors:
Joji Otsuka
Toyama Tadashi
Toyama Tadashi
Application Number:
JP20873299A
Publication Date:
September 21, 2005
Filing Date:
July 23, 1999
Export Citation:
Assignee:
Taiso Co., Ltd.
International Classes:
B31B50/25; (IPC1-7): B31B1/25
Domestic Patent References:
| JP10128874A | ||||
| JP62070921U | ||||
| JP9300299A |
Attorney, Agent or Firm:
Tsutomu Inoue