Measuring and testing – With fluid pressure – Leakage
Patent
1994-02-03
1996-02-27
Chilcot, Richard
Measuring and testing
With fluid pressure
Leakage
G01M 304
Patent
active
054939003
ABSTRACT:
In order to provide an indicator (100) for compressed air bottles (10;31;50) or such for indicating the falling below a certain level of a defined pressure in the compressed air bottle (10;31;50), which ensures that it becomes discernible in the simplest manner whether a compressed air bottle possesses the requisite pressure and which prevents that, by the measuring of the pressure, an error source of pressure drops is produced, it is proposed that at least a certain portion (23;36;52) of the wall of the compressed air bottle (10;31;50) is constructed in such a way that the same is flexible so that this wall portion, at different pressures, is subject to certain different deformations.
REFERENCES:
patent: 3950983 (1976-04-01), Slinger
patent: 4023415 (1977-05-01), Garcia
patent: 4528840 (1985-07-01), Wass
patent: 4640122 (1987-02-01), Heraud et al.
patent: 4708014 (1987-11-01), Janitz
patent: 5027740 (1991-07-01), Kramer et al.
patent: 5105653 (1992-04-01), Konter
Search Report issued in the German Utility Application (priority) But, No English Translation.
Search Report issued with the corresponding Euorpean Patent Application.
Bernhardt Apparatebau GmbH u. Co.
Chilcot Richard
Oen William L.
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