Measuring and testing – Fluid pressure gauge – With protective separator
Patent
1998-12-01
2000-02-29
Oen, William
Measuring and testing
Fluid pressure gauge
With protective separator
G01L 700
Patent
active
060295236
ABSTRACT:
To suppress the projection of an O ring when a plurality of O rings fitted onto a pipe are inserted into the respective O ring storage chambers of a cup, first and second O ring storage chambers corresponding to the plurality of O rings are formed in the cup, and the line diameter of an O ring which is inserted later is made larger than the line diameter of the O ring which is first inserted.
REFERENCES:
patent: 4866989 (1989-09-01), Lawless
patent: 5375472 (1994-12-01), Mitani et al.
Akiyama Yukiharu
Umemaru Hisato
Mitsubishi Denki & Kabushiki Kaisha
Oen William
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