| 摘要 |
1,004,369. Valves. GLENS ENGINEERING WORKS (PROPRIETARY) Ltd. July 10, 1964 [Aug. 2, 1963], No. 28613/64. Heading F2V. A valve comprises a spherical plug 3 rotatable between resilient rings 4 by a handle 10 through a spindle 6. A metal ring 11 carried by the spindle has two protrusions 13 which engage recesses 14 in a non-rotatable neoprene ring 12 whereby the handle may be moved step-bystep to actuate the valve. A rubber washer 15 acts as a sealing member and as a loading for the ring 12. |
