F - Mech Eng,Light,Heat,Weapons – 16 – J
Patent
F - Mech Eng,Light,Heat,Weapons
16
J
277/60
F16J 15/48 (2006.01) F15B 13/042 (2006.01) F16J 15/32 (2006.01)
Patent
CA 1323386
(Case No. 8110) ABSTRACT OF THE DISCLOSURE An apparatus is disclosed to improve the sealing capa- bilities of a sealing member. The apparatus comprises a first member having a channel formed therein for receiving the sealing member in sealing engagement with the bottom of the channel. A second member forms a second seal with the sealing member. A number of fluid pressure zones are pro- vided in addition to two fluid passageways to communicate fluid on opposed sides of the sealing member. A means is provided on at least one side of the sealing member to com- municate a portion of at least one of the fluids communicated into the pressure zones between two of such pressure zones. A method for using the apparatus to improve the sealing capa- bilities of a sealing member is also disclosed.
482402
Hill Theodore B.
Scott Daniel G.
Fetherstonhaugh & Co.
Westinghouse Air Brake Company
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