Title:
濃厚物質の送出しのための、密封リングを有する管路継手および管路システム
Document Type and Number:
Japanese Patent JP2009515101
Kind Code:
A
Abstract:
Pipeline coupling ( 6 ) for connecting individual pipeline sections ( 51, 52 ), and pipeline system, wherein individual pipeline sections ( 51, 52 ) are clamped together at their end faces by pipe-clamp-like split couplings, and a sealing ring ( 10 ) is arranged inside the split coupling part ( 8 ), said sealing ring ( 10 ) having at least one pressure chamber ( 12 ) and at least two spaced-apart sealing surfaces ( 11 ) which, under the delivery pressure of the medium to be delivered, bear in a sealing manner against the outer circumference of the respective pipeline sections ( 51, 52 ), and wherein the sealing ring ( 10 ) furthermore has an encircling distance web ( 13 ) which points radially inwards and extends between the end faces of the clamped pipeline sections ( 51, 52 ), wherein at least one connecting passage which is permanently effective under delivery pressure is provided in the pipeline coupling ( 6 ) between the interior of the pipeline system and the pressure chamber ( 12 ) in the sealing ring ( 10 ), preferably by recesses ( 15 ) in the distance web ( 13 ).
Inventors:
Clair, Dietmar
Application Number:
JP2008538271A
Publication Date:
April 09, 2009
Filing Date:
October 05, 2006
Export Citation:
Assignee:
Schwing Geselschaft Mitt Beschlenktel Haftung
International Classes:
F16L17/03; F16L1/00; F16L17/06
Domestic Patent References:
| JPS5169215A | 1976-06-15 | |||
| JP2577022Y2 | 1998-07-23 | |||
| JPH0736226Y2 | 1995-08-16 |
Foreign References:
| US2184376A | 1939-12-26 | |||
| US4311248A | 1982-01-19 |
Attorney, Agent or Firm:
Kuro Fukami
Toshio Morita
Yoshihei Nakamura
Yutaka Horii
Hisato Noda
Masayuki Sakai
Nobuo Arakawa
Toshio Morita
Yoshihei Nakamura
Yutaka Horii
Hisato Noda
Masayuki Sakai
Nobuo Arakawa