Title:
STEPPED BLADE FOR CUTTING A PIPE
Document Type and Number:
Japanese Patent JPS521688
Kind Code:
A
Abstract:
PURPOSE: To provide a stepped blade having a prolonged service life for cutting a pipe by improving cutting blade.
Inventors:
KAMIYO MICHIO
FUJIWARA AKIO
SAKUTA KAZUHIKO
OKISHIO KENZOU
MATSUMOTO SHIYOU
FUKUI SATORU
FUJIWARA AKIO
SAKUTA KAZUHIKO
OKISHIO KENZOU
MATSUMOTO SHIYOU
FUKUI SATORU
Application Number:
JP7687075A
Publication Date:
January 07, 1977
Filing Date:
June 24, 1975
Export Citation:
Assignee:
SUMITOMO HEAVY INDUSTRIES
SUMITOMO METAL IND
SUMITOMO METAL IND
International Classes:
B23D21/00; B23D15/04; B23D35/00; B26D3/16; (IPC1-7): B23D15/04; B23D21/00; B26D3/16
Foreign References:
| US3040611A | 1962-06-26 | |||
| US2884063A | 1959-04-28 | |||
| US2555069A | 1951-05-29 |
Next Patent: MULTILAYER LEAD FRAME