| 摘要 |
<p>A gas valve apparatus is configured to receive a gas specific adapter. The apparatus includes a gas valve body (10) having a first keying mechanism (44), and a cap (12) coupled to the gas valve body (10). The cap (12) includes a keyed front face (16) having a gas outlet (18) configured to receive the gas specific adapter. The cap (12) also includes a second keying mechanism (48) configured to mate with the first keying mechanism (44) on the gas valve body (10) to permit the cap (12) to be coupled to the valve body (10).</p> |
