Pressure reading structure for pressure gauge
First Claim
1. A pressure reading structure used in a pressure gauge comprising a hollow cylindrical housing and a pressure-measuring element mounted inside said housing, the pressure reading structure comprising an index dial mounted inside said housing and a pointer suspended inside said housing and coupled to said pressure-measuring element and adapted to be turned by said pressure-measuring element relative to said index dial upon filling of a flow of gas into said pressure-measuring element, wherein:
- said housing is transparent and has a top-view zone and an annular side-view zone extended around the periphery of said top-view zone;
said index dial is shaped like a circular cap having a top-view index dial portion corresponding to said top-view zone of said housing and a side-view index dial portion corresponding to said side-view zone of said housing;
said pointer is an angled pointer having a top-view pointer portion suspended between said top-view zone of said housing and said top-view index dial portion of said index dial and a side-view pointer portion suspended between said side-view zone of said housing and said side-view index dial portion of said index dial.
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Abstract
A pressure reading structure used in a pressure gauge is disclosed to include an index dial shaped like a circular cap and mounted in a hollow transparent cylindrical housing, and an angled pointer suspended over an angled top-view index dial portion and a side-view index dial portion of the index dial for enabling the user to view the readings of the pressure gauge from the top side as well as the peripheral side of the pressure gauge so as to enhance the convenience of using the gauge.
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Citations
5 Claims
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1. A pressure reading structure used in a pressure gauge comprising a hollow cylindrical housing and a pressure-measuring element mounted inside said housing, the pressure reading structure comprising an index dial mounted inside said housing and a pointer suspended inside said housing and coupled to said pressure-measuring element and adapted to be turned by said pressure-measuring element relative to said index dial upon filling of a flow of gas into said pressure-measuring element, wherein:
said housing is transparent and has a top-view zone and an annular side-view zone extended around the periphery of said top-view zone;
said index dial is shaped like a circular cap having a top-view index dial portion corresponding to said top-view zone of said housing and a side-view index dial portion corresponding to said side-view zone of said housing;
said pointer is an angled pointer having a top-view pointer portion suspended between said top-view zone of said housing and said top-view index dial portion of said index dial and a side-view pointer portion suspended between said side-view zone of said housing and said side-view index dial portion of said index dial.- View Dependent Claims (2, 3, 4, 5)
Specification