| 摘要 |
The present invention provides a sub-frame (10) for a valve body (12) having two or more location surfaces (14, 16), said sub-frame (10) comprising a first and a second portion (10a, 10b) having mutually confronting contact surfaces (18a, 18b), sides (20a, 20b) and front and back surfaces (22a, 22b) and mutually confronting engagement surfaces (24a, 24b and 26a, 26b) wherein said mutually confronting contact surfaces (18a, 18b) are shaped to engage with each other upon placement together of the two portions (10a, 10b) and said mutually confronting engagement surfaces (24a, 24b and 26a, 26b) are shaped to engage with one or other of said one or more location surfaces (14, 16) on the valve body (12). |
