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Javed Qasim Patents |
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Inventor: Qasim; Javed
Address: Diamond Bar, CA
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4291859 |
Plug-type valve |
September 29, 1981 |
| An improved bidirectional plug valve with increased C.sub.v or decreased insertion pressure loss is provided. The improvements reside in a unique combination of surprising structural parameters including an increase in the diffuser-to-dump transition radii, a high degree of dimension mat |
| 4165063 |
Linear retractable seal valve |
August 21, 1979 |
| A linear retractable seal valve having a wedge sealing-slip assembly slideably held at opposite side edges of the wedge to guide rails of the valve body and moveable from a distant first location to a second location between inlet and outlet ports of the valve from which latter location |
| 4162057 |
Linear retractable seal valve |
July 24, 1979 |
| A linear retractable seal valve having an inlet and outlet port and a fluid passageway therebetween with a lateral passageway perpendicular to the fluid passageway and with a wedge sealing-slip assembly slideably held at opposite side edges of the wedge to two guide rails of the valve bo |
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