Title:
管部のための真空気密継手
Document Type and Number:
Japanese Patent JP4460773
Kind Code:
B2
Abstract:
The invention relates to a vacuum tight coupling for the end portions (1,2) of two tubular sections, the size of the inner space of a first end portion (1) being smaller than that of the second end portion (2). The second end portion, with its flange extremity (11) can axially slide over the first end portion against an abutment ring (10) on said first end portion. The coupling includes at least one sealing ring (4,5) between said end portions and a clamping ring (3) with a substantially cylindrical outer surface. The ring (3) is composed of two substantially equal halves (12,13) with each a U-shaped cross section with an inwardly oriented recess (6), said recess enclosing said flange and said abutment ring (10) against each other. The two ring halves are fixed to each other at their extremities (15,16) and the fixing means comprises bolting means (9) in at least one place.
Inventors:
Knocca Airt, Dirk
De Bosher, Bill Melt
Roots, Airbin
Belle Hayen, Pascal
De Bosher, Bill Melt
Roots, Airbin
Belle Hayen, Pascal
Application Number:
JP2000557099A
Publication Date:
May 12, 2010
Filing Date:
June 28, 1999
Export Citation:
Assignee:
BEKAERT ADVANCED COATINGS N.V.
International Classes:
F16L21/06; C23C14/34; F16L23/08; F16L25/02; F16L37/08; H01J37/34
Domestic Patent References:
| JP1154391U | ||||
| JP63053387A | ||||
| JP7045093U | ||||
| JP56144887U | ||||
| JP62138983U | ||||
| JP6050448A | ||||
| JP3017393U |
Foreign References:
| US5591314 |
Attorney, Agent or Firm:
Kuro Fukami
Toshio Morita
Yoshihei Nakamura
Yutaka Horii
Hisato Noda
Masayuki Sakai
Toshio Morita
Yoshihei Nakamura
Yutaka Horii
Hisato Noda
Masayuki Sakai