Title:
ダイヤフラムベローズ
Document Type and Number:
Japanese Patent JP7425800
Kind Code:
B2
Abstract:
An edge-welded bellows, including a plurality of diaphragms and a guide part for guiding on the outer surface of a rod extending through an inner through-opening of the bellows or for guiding on the inner surface of a tube surrounding the bellows. The guide part has a retaining fin, which, at the edge thereof, lies between the edges of adjacent diaphragms and is welded thereto, and a guide sleeve, which surrounds the longitudinal central axis and has a guide surface for guiding the bellows on the outer surface of the rod or the inner surface of the tube. The guide sleeve has a wall thickness that is more than three times that of the retaining fin. The guide sleeve has a step having a contact surface. The retaining fin lies, in a region adjoining the edge thereof, on the contact surface and is form-fittingly secured against being lifted off from the contact surface.
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Inventors:
Christian Hustler
Application Number:
JP2021547455A
Publication Date:
January 31, 2024
Filing Date:
February 04, 2020
Export Citation:
Assignee:
Bat holding arg
International Classes:
F16J3/04
Domestic Patent References:
| JP2016035328A | ||||
| JP52143368A | ||||
| JP5017266U | ||||
| JP60065955A | ||||
| JP2017116103A |
Foreign References:
| US20090188897 |
Attorney, Agent or Firm:
Deloitte Tohmatsu Patent Attorneys Corporation
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