Title:
SAFETY DEVICE FOR WELDING
Document Type and Number:
Japanese Patent JP2596875
Kind Code:
B2
Abstract:
PURPOSE: To provide the safety device for welding, in which the structure of a means for hindering the backflow and the normal flow of the combustion gas is simplified to facilitate the assembling thereof and which is made compact, at a low manufacturing cost.
CONSTITUTION: In a safety device for welding, as a means for hindering the backflow and the normal flow of the combustion gas, a packing 16 common to the backflow preventing airtight surface 19 and the normal flow preventing airtight surface 20 is brought into airtight contact.
Inventors:
Masayuki Abe
Application Number:
JP13961592A
Publication Date:
April 02, 1997
Filing Date:
May 06, 1992
Export Citation:
Assignee:
Sanki Co., Ltd.
International Classes:
B23K5/22; F16K3/26; F16K15/06; F16K17/34; F16P1/06; (IPC1-7): F16K3/26; B23K5/22; F16P1/06
Domestic Patent References:
| JP4614904Y1 |
Attorney, Agent or Firm:
Kiyoko Inoue (1 person outside)