Title:
METHOD FOR PRINTING ON SHEET-FORM MATERIAL BY LASER BEAM
Document Type and Number:
Japanese Patent JPH05278237
Kind Code:
A
Abstract:
PURPOSE: To efficiently produce air bags by a method wherein in the production of vehicle air bags, a process of applying marks or numbers to air bags, which has so for been conducted in a separate process in a prior art, is included in a cutting process by conducting cutting and printing in the same process by a laser beam.
CONSTITUTION: When a sheet-form material, such as a cloth, is to be cut to an air bag cloth or the like by a power-variable laser cutter, a heat-sensitive dye is applied to the sheet-form material, and the material is appropriately irradiated with a laser beam. In this manner, a process of printing characters or marks on the sheet-form material is simultaneous with the cutting process.
Inventors:
Onishi Osamu
Toru Ozaki
Hideki Sogi
Toru Ozaki
Hideki Sogi
Application Number:
JP10931992A
Publication Date:
October 26, 1993
Filing Date:
April 01, 1992
Export Citation:
Assignee:
TOYO TIRE & RUBBER CO.,LTD.
International Classes:
B23K26/40; B23K26/38; B41J2/00; B41J2/32; B41J2/44; B41J2/475; B41J11/66; B41M5/26; (IPC1-7): B41J2/32; B23K26/00; B41J2/44; B41M5/26
Attorney, Agent or Firm:
Taiichi Miyamoto