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US 7,730,787 B2Granted
Bourdon tube pressure gauge
AssigneeFuji Burudon Mfg. Co., Ltd.
InventorTeruaki Miyasaka
Life of this patent
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Abstract
The bourdon tube pressure gauge includes: a joint which is made of the resin and is attached to a pressure container; and a bourdon tube which is made of metal and has a rear end fixed to the joint. The joint comprises a fixation hole into which the rear end of the bourdon tube is inserted to be fixed by bonding, and an inside of the fixation hole is more widened than an opening of the fixation hole which serves as an insertion port for the bourdon tube.
Claims8
A bourdon tube pressure gauge comprising:
- a joint which is made of a resin and is attached to a pressure container;
- and
- a bourdon tube which is made of metal and has a rear end fixed to the joint,
- wherein the joint comprises a fixation hole into which the rear end of the bourdon tube is inserted to be fixed by bonding, and
- wherein an inside of the fixation hole is more widened than an opening of the fixation hole which serves as an insertion port for the bourdon tube.
2 more elements
Dependencies are inferred from the claim text.