Title:
管穴あけ用取り付け具
Document Type and Number:
Japanese Patent JP4545288
Kind Code:
B2
Abstract:
A housing has a drilling connection (3) for drilling through the pipe wall and placed at an angle to the pipe's axis. A branch connection(8) is at an angle to the drilling connection which contains a rotarily operated piercing bush (9). The bush and connection have matching threads (18, 20) and have between them at least one sealant (23) which is spaced radially inwardly and or axially from the matching threads.
Inventors:
Ernesto Lehmann
Reinhard Mueller
Bernd Schwarz
Reinhard Mueller
Bernd Schwarz
Application Number:
JP2000183047A
Publication Date:
September 15, 2010
Filing Date:
June 19, 2000
Export Citation:
Assignee:
Georg Fisher Vavin Arge
International Classes:
F16L41/04; B23B41/08
Domestic Patent References:
| JP738886U | ||||
| JP6128994U | ||||
| JP53131222U |
Foreign References:
| DE19543681A1 | ||||
| US3349792 |
Attorney, Agent or Firm:
Kosaku Sugimura
Kenji Sugimura
Tatsuya Sawada
Kenji Sugimura
Tatsuya Sawada