Title:
Multiple protection-type coupling device for oxygen lances
Document Type and Number:
Japanese Patent JP6084166
Kind Code:
B2
Abstract:
In a multiple secured coupling device for oxygen lances (1), the male connector (8) of the safety pipe (3), the connection part (18) of the lance holder (2) and also the cap nut (9) have extending safety pieces (10, 11). The male connector (8) can be inserted very far into the female part (19) or the connection part (18) and then located in position by using the cap nut (9). A total of five sealing zones are created and are particularly effective in preventing the escape of highly flammable gases, in particular oxygen.
Inventors:
Bayer Reinhard
Application Number:
JP2013546587A
Publication Date:
February 22, 2017
Filing Date:
December 15, 2011
Export Citation:
Assignee:
Beda-Oksigentehinik-Armaturen-Gesershaft-Mito-Beschlenktel-Haftung
International Classes:
F16L19/03; C21C5/46
Domestic Patent References:
| JP6246190U | ||||
| JP201065386A | ||||
| JP11257570A | ||||
| JP57103989A | ||||
| JP200222074A | ||||
| JP2001159495A | ||||
| JP2007205461A | ||||
| JP619972A |
Foreign References:
| US5060988 |
Attorney, Agent or Firm:
Mitsufumi Esaki
Blacksmith
Ryota Imamura
Atsushi Shinohara
Kiyota Eisho
Blacksmith
Ryota Imamura
Atsushi Shinohara
Kiyota Eisho